$127+ Cheap flights from Reagan-National (DCA) to Costa Rica
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 1/4. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — SJO
Dec 5 — Dec 121
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Reagan-National to Costa Rica with Cheapflights
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.Cheap flight deals from Reagan-National to Costa Rica
Cheapest
Best
Last-minute
One-way
Cheapest flights from Reagan-National to Costa RicaExplore the most affordable flight options available from Reagan-National to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2026.
Explore the most affordable flight options available from Reagan-National to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2026.
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Fri 12/48:25 pm -
1 stop17h 31m
Wed 12/92:20 pm -
1 stop8h 37m
Deal found 11/1![United Airlines logo]()
$348
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Wed 11/116:59 pm -
1 stop20h 36m
Thu 11/191:31 pm -
1 stop7h 45m
Deal found 11/4![American Airlines logo]()
$355
This United Airlines deal was found by Cheapflights users on 10/31. 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 11/711:00 am -
1 stop8h 37m
Fri 11/135:20 pm -
1 stop14h 04m
Deal found 10/31![United Airlines logo]()
$360
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Sat 11/148:00 am -
1 stop7h 17m
Sat 11/211:36 pm -
1 stop9h 23m
Deal found 11/4![American Airlines logo]()
$367
This American Airlines deal was found by Cheapflights users on 11/2. 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 11/158:51 pm -
1 stop18h 26m
Thu 11/193:32 pm -
1 stop7h 46m
Deal found 11/2![American Airlines logo]()
$370
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Tue 12/17:40 pm -
1 stop17h 14m
Wed 12/162:20 pm -
1 stop8h 37m
Deal found 11/1![United Airlines logo]()
$372
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Tue 12/17:40 pm -
1 stop17h 14m
Tue 12/85:20 pm -
1 stop13h 49m
Deal found 11/2![United Airlines logo]()
$374
This American Airlines deal was found by Cheapflights users on 11/3. 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 11/165:00 am -
1 stop10h 17m
Mon 11/231:31 pm -
1 stop7h 45m
Deal found 11/3![American Airlines logo]()
$386
This American Airlines deal was found by Cheapflights users on 11/1. 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.
Wed 12/306:17 am -
1 stop7h 14m
Sun 1/176:00 am -
1 stop17h 29m
Deal found 11/1![American Airlines logo]()
$387
This American Airlines deal was found by Cheapflights users on 11/1. 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.
Tue 11/245:00 am -
1 stop10h 51m
Wed 12/21:42 pm -
1 stop9h 17m
Deal found 11/1![American Airlines logo]()
$388
This American Airlines deal was found by Cheapflights users on 11/4. 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 11/85:00 am -
1 stop10h 35m
Thu 11/123:17 pm -
1 stop18h 43m
Deal found 11/4![American Airlines logo]()
$393
This American Airlines deal was found by Cheapflights users on 11/2. 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.
Sat 11/77:20 pm -
2 stops18h 13m
Fri 11/133:35 pm -
1 stop16h 53m
Deal found 11/2![American Airlines logo]()
$397
Best flights from Reagan-National to Costa RicaDiscover carefully curated flight deals from Reagan-National to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2026.
Discover carefully curated flight deals from Reagan-National to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2026.
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Tue 11/1712:50 pm -
1 stop8h 49m
Mon 11/2312:35 pm -
1 stop8h 40m
Deal found 11/3![United Airlines logo]()
$397
This JetBlue deal was found by Cheapflights users on 11/4. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/306:00 am -
1 stop7h 43m
Sat 12/53:09 pm -
1 stop7h 15m
Deal found 11/4![JetBlue logo]()
$526
This Southwest deal was found by Cheapflights users on 11/4. 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 4/76:55 am -
2 stops14h 05m
Thu 4/151:10 pm -
2 stops17h 30m
Deal found 11/4![Southwest logo]()
$544
This United Airlines deal was found by Cheapflights users on 11/3. 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 2/76:00 am -
1 stop13h 37m
Fri 2/125:20 pm -
1 stop13h 56m
Deal found 11/3![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 11/3. 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 1/175:54 pm -
1 stop15h 38m
Sun 1/311:15 am -
1 stop9h 29m
Deal found 11/3![United Airlines logo]()
$487
This JetBlue deal was found by Cheapflights users on 11/1. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/286:00 am -
1 stop6h 55m
Sun 3/73:09 pm -
1 stop7h 18m
Deal found 11/1![JetBlue logo]()
$543
This Southwest deal was found by Cheapflights users on 10/31. 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 1/289:00 pm -
2 stops17h 45m
Fri 2/52:45 pm -
2 stops16h 45m
Deal found 10/31![Southwest logo]()
$554
This United Airlines deal was found by Cheapflights users on 11/3. 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 2/16:00 am -
1 stop13h 16m
Wed 2/101:15 am -
2 stops14h 49m
Deal found 11/3![United Airlines logo]()
$487
This Southwest deal was found by Cheapflights users on 11/3. 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 1/319:35 pm -
2 stops17h 10m
Fri 2/52:45 pm -
2 stops16h 45m
Deal found 11/3![Southwest logo]()
$561
This JetBlue deal was found by Cheapflights users on 11/1. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/66:00 am -
1 stop6h 46m
Thu 12/103:05 pm -
1 stop7h 19m
Deal found 11/1![JetBlue logo]()
$603
This United Airlines deal was found by Cheapflights users on 10/31. 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.
Tue 2/96:00 am -
1 stop8h 10m
Mon 2/158:45 am -
1 stop30h 17m
Deal found 10/31![United Airlines logo]()
$506
This Southwest deal was found by Cheapflights users on 10/31. 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 2/99:00 pm -
2 stops17h 45m
Tue 2/231:50 pm -
1 stop8h 05m
Deal found 10/31![Southwest logo]()
$594
This United Airlines deal was found by Cheapflights users on 11/4. 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 12/55:57 pm -
1 stop15h 35m
Sun 12/1311:28 pm -
1 stop8h 51m
Deal found 11/4![United Airlines logo]()
$507
This Southwest deal was found by Cheapflights users on 11/1. 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 3/56:45 am -
1 stop7h 05m
Mon 3/82:45 pm -
2 stops17h 10m
Deal found 11/1![Southwest logo]()
$598
This United Airlines deal was found by Cheapflights users on 11/3. 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 1/36:30 am -
1 stop9h 50m
Fri 1/85:20 pm -
1 stop15h 08m
Deal found 11/3![United Airlines logo]()
$509
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Fri 1/1512:46 pm -
1 stop8h 53m
Tue 1/268:45 am -
1 stop8h 56m
Deal found 11/4![United Airlines logo]()
$522
This United Airlines deal was found by Cheapflights users on 10/31. 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 4/246:00 am -
1 stop8h 10m
Thu 4/293:27 pm -
1 stop17h 58m
Deal found 10/31![United Airlines logo]()
$540
This United Airlines deal was found by Cheapflights users on 11/4. 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 1/171:01 pm -
2 stops25h 09m
Sun 1/242:20 pm -
1 stop8h 39m
Deal found 11/4![United Airlines logo]()
$548
This United Airlines deal was found by Cheapflights users on 10/31. 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 1/46:00 am -
1 stop8h 10m
Sat 1/95:20 pm -
1 stop13h 53m
Deal found 10/31![United Airlines logo]()
$580
This United Airlines deal was found by Cheapflights users on 11/3. 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 2/257:45 pm -
1 stop18h 25m
Mon 3/12:06 pm -
1 stop17h 57m
Deal found 11/3![United Airlines logo]()
$588
This United Airlines deal was found by Cheapflights users on 11/4. 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 1/37:35 am -
1 stop8h 45m
Sat 1/95:20 pm -
1 stop13h 53m
Deal found 11/4![United Airlines logo]()
$600
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Wed 1/136:00 am -
2 stops35h 10m
Fri 1/221:00 pm -
3 stops32h 30m
Deal found 11/1![United Airlines logo]()
$648
This United Airlines deal was found by Cheapflights users on 10/31. 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 1/168:00 am -
1 stop11h 37m
Wed 1/201:00 pm -
3 stops32h 30m
Deal found 10/31![United Airlines logo]()
$658
Last-minute flights from Reagan-National to Costa RicaDiscover last-minute flight deals from Reagan-National to Costa Rica. Data last updated November 5, 2026 and is based on user searches.
Discover last-minute flight deals from Reagan-National to Costa Rica. Data last updated November 5, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/31. 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 11/711:00 am -
1 stop8h 37m
Fri 11/135:20 pm -
1 stop14h 04m
Deal found 10/31![United Airlines logo]()
$360
This American Airlines deal was found by Cheapflights users on 11/2. 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.
Sat 11/77:20 pm -
2 stops18h 13m
Fri 11/133:35 pm -
1 stop16h 53m
Deal found 11/2![American Airlines logo]()
$397
This American Airlines deal was found by Cheapflights users on 11/4. 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 11/85:00 am -
1 stop10h 35m
Thu 11/123:17 pm -
1 stop18h 43m
Deal found 11/4![American Airlines logo]()
$393
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Wed 11/116:59 pm -
1 stop20h 36m
Thu 11/191:31 pm -
1 stop7h 45m
Deal found 11/4![American Airlines logo]()
$355
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Sat 11/148:00 am -
1 stop7h 17m
Sat 11/211:36 pm -
1 stop9h 23m
Deal found 11/4![American Airlines logo]()
$367
This American Airlines deal was found by Cheapflights users on 11/2. 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 11/158:51 pm -
1 stop18h 26m
Thu 11/193:32 pm -
1 stop7h 46m
Deal found 11/2![American Airlines logo]()
$370
This American Airlines deal was found by Cheapflights users on 11/3. 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 11/165:00 am -
1 stop10h 17m
Mon 11/231:31 pm -
1 stop7h 45m
Deal found 11/3![American Airlines logo]()
$386
This American Airlines deal was found by Cheapflights users on 11/1. 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.
Tue 11/245:00 am -
1 stop10h 51m
Wed 12/21:42 pm -
1 stop9h 17m
Deal found 11/1![American Airlines logo]()
$388
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Tue 12/17:40 pm -
1 stop17h 14m
Wed 12/162:20 pm -
1 stop8h 37m
Deal found 11/1![United Airlines logo]()
$372
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Tue 12/17:40 pm -
1 stop17h 14m
Tue 12/85:20 pm -
1 stop13h 49m
Deal found 11/2![United Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Fri 12/48:25 pm -
1 stop17h 31m
Wed 12/92:20 pm -
1 stop8h 37m
Deal found 11/1![United Airlines logo]()
$348
This American Airlines deal was found by Cheapflights users on 11/1. 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.
Wed 12/306:17 am -
1 stop7h 14m
Sun 1/176:00 am -
1 stop17h 29m
Deal found 11/1![American Airlines logo]()
$387
One-way flights from Reagan-National to Costa RicaSearch for one-way flight options from Reagan-National to Costa Rica. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
Search for one-way flight options from Reagan-National to Costa Rica. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
This JetBlue deal was found by Cheapflights users on 10/31. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/47:50 am -
1 stop7h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![JetBlue logo]()
$127
This United Airlines deal was found by Cheapflights users on 11/2. 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 12/66:05 pm -
1 stop18h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![United Airlines logo]()
$132
This Delta deal was found by Cheapflights users on 11/3. 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.
Wed 12/308:15 pm -
1 stop17h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Delta logo]()
$137
This JetBlue deal was found by Cheapflights users on 11/4. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/66:15 am -
1 stop10h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![JetBlue logo]()
$142
This Delta deal was found by Cheapflights users on 11/3. 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.
Wed 3/316:00 am -
1 stop7h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Delta logo]()
$144
This JetBlue deal was found by Cheapflights users on 11/2. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:00 am -
1 stop7h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![JetBlue logo]()
$150
This United Airlines deal was found by Cheapflights users on 11/4. 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 2/146:03 am -
1 stop8h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![United Airlines logo]()
$154
This Delta deal was found by Cheapflights users on 10/31. 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 1/176:00 am -
1 stop7h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Delta logo]()
$156
This JetBlue deal was found by Cheapflights users on 11/2. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:18 am -
1 stop10h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![JetBlue logo]()
$157
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Tue 2/910:54 am -
1 stop8h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![United Airlines logo]()
$167
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Wed 3/317:50 pm -
1 stop20h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![United Airlines logo]()
$168
This American Airlines deal was found by Cheapflights users on 11/3. 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.
Wed 11/255:00 am -
1 stop10h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![American Airlines logo]()
$172
Find flight deals from Reagan-National to Costa Rica
Keep the following information in mind while searching for Reagan-National to Costa Rica flight deals. Data was last updated November 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $345 (American Airlines) |
One-way from | $127 (JetBlue) |
Popular in | December |
Cheapest in | May |
Average price | $451 |
Cheapflights Fare Finder
Customize your flight search to find flights from Reagan-National to Costa Rica 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 November 5, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Costa Rica that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Washington, D.C.Liberia
DCA Washington, D.C. Reagan-National - LIR Liberia
DCALIR
Washington, D.C. Reagan-National
Mon 1/4
7:50 am-2:04 pm
1 stop7h 14m
Liberia
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$127
Washington, D.C.Liberia
DCA Washington, D.C. Reagan-National - LIR Liberia
DCALIR
Washington, D.C. Reagan-National
Mon 1/4
7:35 am-3:20 pm
1 stop8h 45m
Liberia
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$132
Washington, D.C.Liberia
DCA Washington, D.C. Reagan-National - LIR Liberia
DCALIR
Washington, D.C. Reagan-National
Mon 12/7
6:00 am-2:04 pm
1 stop9h 04m
Liberia
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$132
Washington, D.C.Liberia
DCA Washington, D.C. Reagan-National - LIR Liberia
DCALIR
Washington, D.C. Reagan-National
Sun 12/6
6:15 am-3:20 pm
1 stop10h 05m
Liberia
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$132
Washington, D.C.Liberia
DCA Washington, D.C. Reagan-National - LIR Liberia
DCALIR
Washington, D.C. Reagan-National
Mon 11/23
6:00 am-12:43 pm
1 stop7h 43m
Liberia
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$150
Washington, D.C.Liberia
DCA Washington, D.C. Reagan-National - LIR Liberia
DCALIR
Washington, D.C. Reagan-National
Tue 2/23
6:00 am-2:10 pm
1 stop9h 10m
Liberia
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$154
Washington, D.C.Liberia
DCA Washington, D.C. Reagan-National - LIR Liberia
DCALIR
Washington, D.C. Reagan-National
Sun 2/14
6:03 am-1:10 pm
1 stop8h 07m
Liberia
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$154
Washington, D.C.Liberia
DCA Washington, D.C. Reagan-National - LIR Liberia
DCALIR
Washington, D.C. Reagan-National
Sun 1/17
6:00 am-12:45 pm
1 stop7h 45m
Liberia
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$156
Washington, D.C.Liberia
DCA Washington, D.C. Reagan-National - LIR Liberia
DCALIR
Washington, D.C. Reagan-National
Sat 2/6
7:10 pm-12:35 pm
1 stop18h 25m
Liberia
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$157
Washington, D.C.San José
DCA Washington, D.C. Reagan-National - SJO San José Juan Santamaria Intl
DCASJO
Washington, D.C. Reagan-National
Tue 2/9
10:54 am-6:16 pm
1 stop8h 22m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$167
Showing 1-10 of 45 resultsSorted by cheapest first
Best time to book a flight from Reagan-National to Costa Rica
Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Reagan-National with our price prediction graph.
DCA-LIR
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. Reagan-National Airport to Costa Rica
DCA-CR0
DCA-LIR
DCA-SJO
What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Costa Rica?
Currently, May is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Costa Rica (average of $427). Flying from Washington, D.C. Reagan-National Airport to Costa Rica in April is currently the most expensive (average of $709). 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.
How far ahead should I book a flight from Washington, D.C. Reagan-National Airport to Costa Rica?
To ensure you get the cheapest price possible for a flight from Washington, D.C. Reagan-National Airport to Costa Rica, you should look to book at least 46 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Reviews of airlines servicing Costa Rica
Get insights into the airlines that provide service to Costa Rica. 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 Costa Rica. Reviews last updated November 5, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from Washington, D.C. Reagan-National Airport to Costa Rica by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Overall
8.0
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Overall
8.0
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Overall
8.0
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Overall
8.0
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Overall
8.0
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Related info for your journey
Find useful and relevant information for your journey from Reagan-National to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Alternative routes for Reagan-National to Costa Rica
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Costa Rica by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Reagan-National to Costa Rica by cabin class
Find flights from Reagan-National to Costa Rica, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Reagan-National and Costa Rica flights
Browse other Reagan-National and Costa Rica flight options. Last updated on November 5, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Reagan-National to Costa Rica
Discover the top 5 airlines that operate flights from Reagan-National to Costa Rica. 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 November 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$180 | Average$671 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$235 | Average$569 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$264 | Average$477 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$299 | Average$565 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$304 | Average$622 | FlexibilityNo cancel fee | On-time71% |