$123+ Cheap flights from Washington, D.C. (WAS) to San José (SJO)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — SJO
Nov 12 — Nov 191
Round-trip
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Washington, D.C. to San José Juan Santamaria Intl are usually found in May or February, booked 10 days in advance, depart on a Tuesday or Thursday and return on a Tuesday
Cheap flight deals from Washington, D.C. to San José
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Cheapest flights from Washington, D.C. to San JoséExplore the most affordable flight options available from Washington, D.C. to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 13, 2026.
Explore the most affordable flight options available from Washington, D.C. to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 13, 2026.
This Delta deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:00 am -
1 stop17h 15m
Thu 11/197:00 am -
1 stop7h 44m
Deal found 10/10![Delta logo]()
$289
This Delta deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/122:00 pm -
1 stop9h 15m
Mon 11/162:37 pm -
1 stop9h 21m
Deal found 10/9![Delta logo]()
$344
This Copa Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/23:43 pm -
1 stop20h 16m
Thu 11/53:59 am -
1 stop9h 15m
Deal found 10/11![Copa Airlines logo]()
$383
This Avianca deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/103:40 am -
1 stop6h 50m
Sat 10/175:25 pm -
1 stop6h 50m
Deal found 10/9![Avianca logo]()
$385
This Delta deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/122:00 pm -
1 stop9h 15m
Thu 11/197:00 am -
1 stop7h 44m
Deal found 10/13![Delta logo]()
$386
This Avianca deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/32:30 am -
1 stop7h 05m
Wed 11/117:45 pm -
1 stop6h 30m
Deal found 10/9![Avianca logo]()
$386
This Copa Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:34 pm -
1 stop18h 30m
Sat 10/2410:03 am -
1 stop16h 17m
Deal found 10/9![Copa Airlines logo]()
$387
This oojo deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:34 pm -
1 stop18h 30m
Tue 10/2011:58 am -
1 stop10h 34m
Deal found 10/11![Copa Airlines logo]()
$388
This United Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:00 am -
1 stop8h 22m
Sat 10/311:15 pm -
Nonstop4h 44m
Deal found 10/9![United Airlines logo]()
$389
This American Airlines deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/277:08 am -
1 stop16h 41m
Fri 12/43:54 pm -
2 stops18h 22m
Deal found 10/13![American Airlines logo]()
$390
This Kiwi.com deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:25 am -
1 stop7h 54m
Mon 11/26:10 pm -
1 stop8h 05m
Deal found 10/13![Copa Airlines logo]()
$392
This United Airlines deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/58:59 am -
Nonstop5h 01m
Wed 12/98:45 am -
1 stop12h 57m
Deal found 10/13![United Airlines logo]()
$394
Best flights from Washington, D.C. to San JoséDiscover carefully curated flight deals from Washington, D.C. to San José that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 13, 2026.
Discover carefully curated flight deals from Washington, D.C. to San José that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 13, 2026.
This Delta deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:00 am -
1 stop8h 00m
Mon 11/92:37 pm -
1 stop9h 21m
Deal found 10/10![Delta logo]()
$386
This Copa Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/93:30 pm -
1 stop20h 32m
Sun 12/135:35 am -
1 stop16h 57m
Deal found 10/11![Copa Airlines logo]()
$387
This United Airlines deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:00 am -
1 stop8h 22m
Thu 10/2910:28 pm -
1 stop9h 56m
Deal found 10/12![United Airlines logo]()
$399
This Southwest deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/318:40 pm -
2 stops18h 05m
Wed 2/101:50 pm -
2 stops18h 35m
Deal found 10/11![Southwest logo]()
$421
This Copa Airlines deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:34 pm -
1 stop18h 30m
Sun 11/83:59 am -
1 stop8h 59m
Deal found 10/10![Copa Airlines logo]()
$387
This Avianca deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/212:30 am -
1 stop12h 25m
Wed 12/307:45 pm -
1 stop18h 10m
Deal found 10/10![Avianca logo]()
$932
This United Airlines deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1912:57 pm -
1 stop8h 40m
Thu 10/227:55 am -
1 stop8h 33m
Deal found 10/12![United Airlines logo]()
$489
This Delta deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1411:08 am -
1 stop12h 07m
Mon 11/162:37 pm -
1 stop9h 21m
Deal found 10/11![Delta logo]()
$496
This Alaska Airlines deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/45:17 pm -
2 stops30h 48m
Tue 11/101:46 am -
3 stops26h 58m
Deal found 10/12![Alaska Airlines logo]()
$1,019
This Southwest deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/19:35 am -
2 stops12h 05m
Tue 4/61:10 pm -
2 stops18h 00m
Deal found 10/9![Southwest logo]()
$516
This Copa Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/313:30 pm -
1 stop16h 52m
Thu 1/148:43 am -
1 stop17h 30m
Deal found 10/11![Copa Airlines logo]()
$520
This United Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:57 pm -
1 stop8h 40m
Sun 10/257:45 am -
1 stop14h 12m
Deal found 10/11![United Airlines logo]()
$529
This Southwest deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:10 am -
2 stops15h 30m
Thu 10/291:30 pm -
1 stop8h 15m
Deal found 10/12![Southwest logo]()
$529
This Delta deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:00 am -
1 stop8h 00m
Sun 11/157:00 am -
1 stop16h 58m
Deal found 10/9![Delta logo]()
$542
This United Airlines deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/175:24 pm -
2 stops20h 58m
Wed 1/201:15 am -
2 stops19h 17m
Deal found 10/12![United Airlines logo]()
$533
This United Airlines deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/175:24 pm -
2 stops20h 58m
Thu 1/211:15 am -
1 stop9h 24m
Deal found 10/12![United Airlines logo]()
$533
This Southwest deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/258:05 am -
2 stops13h 35m
Thu 10/299:00 am -
2 stops13h 50m
Deal found 10/12![Southwest logo]()
$591
This Copa Airlines deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/243:37 pm -
1 stop17h 42m
Tue 12/15:35 am -
1 stop20h 44m
Deal found 10/12![Copa Airlines logo]()
$613
This Delta deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:00 am -
1 stop8h 12m
Mon 11/162:37 pm -
1 stop9h 21m
Deal found 10/10![Delta logo]()
$624
This Southwest deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/156:05 am -
1 stop8h 40m
Fri 1/291:50 pm -
2 stops18h 45m
Deal found 10/13![Southwest logo]()
$594
This United Airlines deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:55 pm -
1 stop17h 47m
Mon 11/168:45 am -
1 stop14h 12m
Deal found 10/12![United Airlines logo]()
$543
This Delta deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/49:00 am -
1 stop14h 05m
Wed 1/207:05 am -
1 stop14h 10m
Deal found 10/9![Delta logo]()
$660
This Southwest deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:00 am -
1 stop9h 25m
Sun 11/292:15 pm -
2 stops17h 10m
Deal found 10/9![Southwest logo]()
$680
This United Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/38:35 am -
1 stop12h 18m
Sun 12/611:28 pm -
1 stop20h 45m
Deal found 10/9![United Airlines logo]()
$660
This Southwest deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/118:55 pm -
2 stops16h 25m
Sun 11/152:10 pm -
2 stops19h 05m
Deal found 10/11![Southwest logo]()
$726
This United Airlines deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/262:38 pm -
1 stop18h 54m
Mon 11/3011:28 pm -
1 stop22h 26m
Deal found 10/13![United Airlines logo]()
$661
This Copa Airlines deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/231:16 am -
1 stop8h 51m
Sun 11/296:10 pm -
1 stop18h 48m
Deal found 10/13![Copa Airlines logo]()
$882
This United Airlines deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:00 am -
1 stop30h 25m
Sun 11/152:25 pm -
2 stops19h 04m
Deal found 10/13![United Airlines logo]()
$677
This Southwest deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:00 am -
2 stops13h 40m
Wed 10/289:00 am -
2 stops10h 55m
Deal found 10/13![Southwest logo]()
$772
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/76:00 am -
1 stop8h 22m
Wed 1/131:15 am -
2 stops14h 50m
Deal found 10/8![United Airlines logo]()
$721
Last-minute flights from Washington, D.C. to San JoséDiscover last-minute flight deals from Washington, D.C. to San José. Data last updated October 13, 2026 and is based on user searches.
Discover last-minute flight deals from Washington, D.C. to San José. Data last updated October 13, 2026 and is based on user searches.
This Avianca deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/133:40 am -
1 stop6h 50m
Thu 10/225:25 pm -
1 stop6h 50m
Deal found 10/11![Avianca logo]()
$385
This Copa Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:34 pm -
1 stop18h 30m
Sat 10/2410:03 am -
1 stop16h 17m
Deal found 10/9![Copa Airlines logo]()
$387
This oojo deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:34 pm -
1 stop18h 30m
Tue 10/2011:58 am -
1 stop10h 34m
Deal found 10/11![Copa Airlines logo]()
$388
This United Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:00 am -
1 stop8h 22m
Sat 10/311:15 pm -
Nonstop4h 44m
Deal found 10/9![United Airlines logo]()
$389
This Kiwi.com deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:25 am -
1 stop7h 54m
Mon 11/26:10 pm -
1 stop8h 05m
Deal found 10/13![Copa Airlines logo]()
$392
This Avianca deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:30 am -
1 stop7h 05m
Mon 11/239:45 am -
1 stop6h 30m
Deal found 10/9![Avianca logo]()
$396
This Copa Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/23:43 pm -
1 stop20h 16m
Thu 11/53:59 am -
1 stop9h 15m
Deal found 10/11![Copa Airlines logo]()
$383
This Avianca deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/32:30 am -
1 stop7h 05m
Wed 11/117:45 pm -
1 stop6h 30m
Deal found 10/9![Avianca logo]()
$386
This Delta deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/122:00 pm -
1 stop9h 15m
Mon 11/162:37 pm -
1 stop9h 21m
Deal found 10/9![Delta logo]()
$344
This Delta deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/122:00 pm -
1 stop9h 15m
Thu 11/197:00 am -
1 stop7h 44m
Deal found 10/13![Delta logo]()
$386
This Delta deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:00 am -
1 stop17h 15m
Thu 11/197:00 am -
1 stop7h 44m
Deal found 10/10![Delta logo]()
$289
This American Airlines deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/277:08 am -
1 stop16h 41m
Fri 12/43:54 pm -
2 stops18h 22m
Deal found 10/13![American Airlines logo]()
$390
One-way flights from Washington, D.C. to San JoséSearch for one-way flight options from Washington, D.C. to San José. Find affordable one-way fares based on user searches. Data last updated October 13, 2026.
Search for one-way flight options from Washington, D.C. to San José. Find affordable one-way fares based on user searches. Data last updated October 13, 2026.
This Delta deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:08 am -
1 stop16h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Delta logo]()
$123
This Frontier deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/239:52 pm -
1 stop12h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Frontier logo]()
$148
This FlightHub deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:40 am -
1 stop19h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Multiple Airlines logo]()
$169
This American Airlines deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/28:51 pm -
1 stop17h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![American Airlines logo]()
$174
This American Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:05 pm -
1 stop19h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![American Airlines logo]()
$178
This American Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:00 am -
1 stop17h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![American Airlines logo]()
$178
This American Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:09 pm -
1 stop19h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![American Airlines logo]()
$178
This American Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:12 pm -
2 stops20h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![American Airlines logo]()
$183
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:00 am -
1 stop8h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![United Airlines logo]()
$183
This American Airlines deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:15 pm -
2 stops20h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![American Airlines logo]()
$183
This American Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/16:01 am -
1 stop7h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![American Airlines logo]()
$184
This American Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/16:17 am -
1 stop7h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![American Airlines logo]()
$184
Find flight deals from Washington, D.C. to San José
Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to San José (SJO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $289 (Delta) |
One-way from | $123 (Delta) |
Popular in | December |
Cheapest in | May |
Average price | $396 |
Good round-trip deal | $515 or less |
Good one-way deal | $219 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Washington, D.C. to San José that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 13, 2026.
Use the filters below to find and compare flights from Washington, D.C. to San José that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BaltimoreSan José
BWI Baltimore/Washington - SJO San José Juan Santamaria Intl
BWISJO
Baltimore/Washington
Mon 11/16
12:00 pm-10:15 pm
1 stop11h 15m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$178
BaltimoreSan José
BWI Baltimore/Washington - SJO San José Juan Santamaria Intl
BWISJO
Baltimore/Washington
Sun 11/1
6:45 am-8:50 pm
2 stops15h 05m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$178
Washington, D.C.San José
DCA Washington, D.C. Reagan-National - SJO San José Juan Santamaria Intl
DCASJO
Washington, D.C. Reagan-National
Fri 10/23
6:00 am-12:21 pm
1 stop8h 21m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$178
BaltimoreSan José
BWI Baltimore/Washington - SJO San José Juan Santamaria Intl
BWISJO
Baltimore/Washington
Wed 4/7
10:00 am-9:24 pm
1 stop13h 24m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$178
Washington, D.C.San José
DCA Washington, D.C. Reagan-National - SJO San José Juan Santamaria Intl
DCASJO
Washington, D.C. Reagan-National
Tue 10/27
7:00 am-6:53 pm
1 stop13h 53m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$178
Washington, D.C.San José
IAD Washington, D.C. Dulles Intl - SJO San José Juan Santamaria Intl
IADSJO
Washington, D.C. Dulles Intl
Sun 11/1
7:05 am-8:50 pm
2 stops14h 45m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$178
Washington, D.C.San José
DCA Washington, D.C. Reagan-National - SJO San José Juan Santamaria Intl
DCASJO
Washington, D.C. Reagan-National
Sat 10/17
6:00 am-12:21 pm
1 stop8h 21m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$178
Quickest round-trip
Washington, D.C.San José
IAD Washington, D.C. Dulles Intl - SJO San José Juan Santamaria Intl
IADSJO
Washington, D.C. Dulles Intl
Mon 11/16
3:00 pm-10:15 pm
1 stop8h 15m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$178
Washington, D.C.San José
DCA Washington, D.C. Reagan-National - SJO San José Juan Santamaria Intl
DCASJO
Washington, D.C. Reagan-National
Thu 10/22
7:30 pm-12:21 pm
1 stop18h 51m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$178
Washington, D.C.San José
IAD Washington, D.C. Dulles Intl - SJO San José Juan Santamaria Intl
IADSJO
Washington, D.C. Dulles Intl
Sat 10/24
10:18 pm-10:25 am
1 stop14h 07m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$178
Showing 1-10 of 60 resultsSorted by cheapest first
Compare providers for flights from Washington, D.C. to San José
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to San José in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Washington, D.C.-San José flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-San José flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-San José flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Washington, D.C.-San José flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-San José flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Washington, D.C. to San José
Have a flexible travel schedule? Discover the best time to fly to San José from Washington, D.C. with our price prediction graph.
WAS-SJO
BWI-SJO
IAD-SJO
DCA-SJO
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Washington, D.C. to San José
WAS-SJO
BWI-SJO
IAD-SJO
DCA-SJO
What is the cheapest month to book a flight from Washington, D.C. to San José?
Currently, May is the cheapest month in which you can book a flight from Washington, D.C. to San José (average of $378). Flying from Washington, D.C. to San José in December is currently the most expensive (average of $637). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from WAS to SJO?
Find hourly flight availability from Washington, D.C. to San José. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 13, 2026.
When flying from Washington, D.C. to San José, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost to fly round-trip from Washington, D.C. to San José?
Airfare is typical for this route at the moment.
Washington, D.C. to San José flights typically cost between $251 and $481 in November.The cheapest round-trip price found within the last 5 days was $289 on Delta (Nov 15-Nov 19).
What’s the top layover airport for flights from Washington, D.C. to San José?
Share of 1-stop round-trip flights from Washington, D.C. to San José chosen by Cheapflights users in the past 12 months, using the same layover each way.
Panama City (PTY) – chosen by Cheapflights users on 38% of 1-stop itineraries from Washington, D.C. to San José on Cheapflights.
What’s the cheapest layover airport for flights from Washington, D.C. to San José?
Average round-trip fare for 1-stop flights from Washington, D.C. to San José, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Houston (IAH) is the most affordable 1-stop option, with an average round-trip price of $286.
What’s the fastest layover option from Washington, D.C. to San José?
Shortest average travel time for 1-stop one-way flights from Washington, D.C. to San José, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via San Salvador (SAL) have the shortest average one-way travel time for 1-stop routes: 6h 35m.
Which airport typically offers the quickest layover for flights from Washington, D.C. to San José?
Average layover duration for 1-stop one-way flights from Washington, D.C. to San José, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via San Salvador (SAL) offer the fastest connection on this route, with an average layover time of 1h 00m.
How far ahead should I book a flight from Washington, D.C. to San José?
The price you pay for your flight from Washington, D.C. to San José may vary depending on when you book. For the best chance of a lower fare, look to book 4 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Reviews of airlines servicing San José
Get insights into the airlines that provide service to San José. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San José. Reviews last updated October 13, 2026.
Read through reviews of airlines operating flights from Washington, D.C. to San José, such as Copa Airlines,United Airlines, andJetBlue. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
6.9
Overall
7.6
Entertainment
6.9
Boarding
7.8
Comfort
7.4
Crew
8.1
Reviews
1 / 20
2.0
MediocreAnonymous,Oct 2026
BOS - PTY
Food
6.9
Overall
7.6
Entertainment
6.9
Boarding
7.8
Comfort
7.4
Crew
8.1
Reviews
1 / 20
2.0
MediocreAnonymous,Oct 2026
BOS - PTY
Food
6.9
Overall
7.6
Entertainment
6.9
Boarding
7.8
Comfort
7.4
Crew
8.1
Reviews
1 / 20
2.0
MediocreAnonymous,Oct 2026
BOS - PTY
Food
6.9
Overall
7.6
Entertainment
6.9
Boarding
7.8
Comfort
7.4
Crew
8.1
Reviews
1 / 20
2.0
MediocreAnonymous,Oct 2026
BOS - PTY
Food
6.9
Overall
7.6
Entertainment
6.9
Boarding
7.8
Comfort
7.4
Crew
8.1
Reviews
1 / 20
2.0
MediocreAnonymous,Oct 2026
BOS - PTY
Food
6.9
Overall
7.6
Entertainment
6.9
Boarding
7.8
Comfort
7.4
Crew
8.1
Reviews
1 / 20
2.0
MediocreAnonymous,Oct 2026
BOS - PTY
Related info for your journey
Find useful and relevant information for your journey from Washington, D.C. to San José. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San José?
Book flights to San José if you plan to visit one of these locationsAlajuela
Jacó
Heredia
Dominical
Manuel Antonio
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Washington, D.C. and San José flights
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Top 7 airlines flying from Washington, D.C. to San José
Discover the top 7 airlines that operate flights from Washington, D.C. to San José. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$186 | Average$482 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$229 | Average$450 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$235 | Average$497 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$240 | Average$486 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$245 | Average$415 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$299 | Average$589 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$369 | Average$563 | FlexibilityNo cancel fee | On-time62% |