$147+ Cheap flights from Pennsylvania to Costa Rica
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SJO
Sep 14 — Sep 211
Round-trip
1 adult, Economy
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Find cheap flights from Pennsylvania 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
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Cheapest flights from Pennsylvania to Costa RicaExplore the most affordable flight options available from Pennsylvania to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 15, 2026.
Explore the most affordable flight options available from Pennsylvania to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 15, 2026.
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Sat 9/124:56 pm -
2 stops22h 22m
Thu 9/172:47 pm -
2 stops17h 08m
Deal found 8/11![American Airlines logo]()
$281
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Sat 9/264:56 pm -
1 stop22h 51m
Thu 10/12:47 pm -
2 stops26h 12m
Deal found 8/11![American Airlines logo]()
$288
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Thu 9/106:41 pm -
2 stops20h 37m
Mon 9/142:47 pm -
2 stops30h 04m
Deal found 8/10![American Airlines logo]()
$294
This Delta deal was found by Cheapflights users on 8/11. 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 10/246:00 am -
1 stop7h 35m
Sat 11/72:00 pm -
1 stop9h 42m
Deal found 8/11![Delta logo]()
$326
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/710:10 pm -
1 stop14h 34m
Thu 12/172:00 pm -
Nonstop4h 35m
Deal found 8/10![United Airlines logo]()
$328
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Mon 11/97:17 pm -
2 stops18h 16m
Fri 11/133:35 pm -
2 stops23h 13m
Deal found 8/11![American Airlines logo]()
$331
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Sun 9/276:52 am -
1 stop8h 55m
Sun 10/42:47 pm -
2 stops28h 29m
Deal found 8/13![American Airlines logo]()
$336
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Tue 10/66:15 am -
1 stop7h 55m
Fri 10/91:20 pm -
1 stop9h 10m
Deal found 8/11![United Airlines logo]()
$338
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Sat 10/241:23 pm -
2 stops25h 55m
Sat 10/312:18 pm -
1 stop32h 01m
Deal found 8/11![American Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Wed 10/217:13 pm -
2 stops20h 05m
Sun 10/252:44 pm -
2 stops28h 12m
Deal found 8/11![American Airlines logo]()
$341
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Wed 10/285:01 am -
2 stops10h 17m
Mon 11/23:17 pm -
1 stop31h 02m
Deal found 8/11![American Airlines logo]()
$344
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Sun 12/66:02 pm -
2 stops19h 31m
Sat 12/123:35 pm -
2 stops20h 18m
Deal found 8/11![American Airlines logo]()
$345
Best flights from Pennsylvania to Costa RicaDiscover carefully curated flight deals from Pennsylvania to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 15, 2026.
Discover carefully curated flight deals from Pennsylvania to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 15, 2026.
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Mon 11/166:00 am -
1 stop8h 10m
Mon 11/235:20 pm -
1 stop17h 24m
Deal found 8/13![United Airlines logo]()
$359
This Copa Airlines deal was found by Cheapflights users on 8/14. 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
Thu 10/224:08 am -
1 stop22h 12m
Deal found 8/14![Copa Airlines logo]()
$366
This Southwest deal was found by Cheapflights users on 8/14. 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 10/276:25 am -
2 stops15h 15m
Tue 11/171:20 pm -
1 stop8h 50m
Deal found 8/14![Southwest logo]()
$383
This JetBlue deal was found by Cheapflights users on 8/10. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:00 am -
1 stop8h 55m
Wed 10/282:05 pm -
1 stop7h 45m
Deal found 8/10![JetBlue logo]()
$402
This Delta deal was found by Cheapflights users on 8/11. 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.
Mon 11/96:59 am -
1 stop16h 16m
Fri 11/137:00 am -
1 stop15h 43m
Deal found 8/11![Delta logo]()
$436
This United Airlines deal was found by Cheapflights users on 8/14. 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 11/176:00 am -
1 stop8h 22m
Wed 12/211:28 pm -
1 stop11h 06m
Deal found 8/14![United Airlines logo]()
$378
This Alaska Airlines deal was found by Cheapflights users on 8/14. 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.
Thu 1/215:29 pm -
2 stops25h 56m
Thu 1/2810:00 am -
2 stops29h 31m
Deal found 8/14![Alaska Airlines logo]()
$766
This Copa Airlines deal was found by Cheapflights users on 8/11. 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.
Sun 8/302:25 am -
1 stop7h 54m
Fri 9/44:08 am -
1 stop22h 12m
Deal found 8/11![Copa Airlines logo]()
$386
This JetBlue deal was found by Cheapflights users on 8/11. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:00 am -
1 stop9h 00m
Thu 11/123:05 pm -
1 stop7h 45m
Deal found 8/11![JetBlue logo]()
$402
This Copa Airlines deal was found by Cheapflights users on 8/11. 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.
Fri 9/42:25 am -
1 stop10h 33m
Tue 9/85:55 pm -
1 stop8h 25m
Deal found 8/11![Copa Airlines logo]()
$386
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Sat 1/167:45 am -
1 stop11h 31m
Fri 1/221:15 am -
1 stop9h 10m
Deal found 8/11![United Airlines logo]()
$406
This Delta deal was found by Cheapflights users on 8/13. 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.
Mon 12/78:00 am -
1 stop15h 15m
Wed 12/167:00 am -
1 stop8h 12m
Deal found 8/13![Delta logo]()
$457
This Copa Airlines deal was found by Cheapflights users on 8/14. 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 2/21:19 am -
1 stop8h 00m
Wed 2/108:43 am -
1 stop17h 33m
Deal found 8/14![Copa Airlines logo]()
$387
This Southwest deal was found by Cheapflights users on 8/14. 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 9/297:55 am -
2 stops12h 50m
Fri 10/29:00 am -
1 stop12h 25m
Deal found 8/14![Southwest logo]()
$469
This United Airlines deal was found by Cheapflights users on 8/14. 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 1/2610:00 am -
1 stop11h 39m
Sat 1/301:15 am -
1 stop10h 15m
Deal found 8/14![United Airlines logo]()
$406
This Delta deal was found by Cheapflights users on 8/10. 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 2/18:30 pm -
1 stop17h 15m
Sun 2/77:05 am -
1 stop11h 09m
Deal found 8/10![Delta logo]()
$462
This Southwest deal was found by Cheapflights users on 8/12. 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.
Thu 9/247:25 am -
2 stops13h 20m
Mon 9/289:00 am -
2 stops11h 30m
Deal found 8/12![Southwest logo]()
$482
This JetBlue deal was found by Cheapflights users on 8/10. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:00 am -
1 stop7h 57m
Sat 10/31:05 pm -
1 stop8h 04m
Deal found 8/10![JetBlue logo]()
$483
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Thu 9/2412:57 pm -
1 stop8h 40m
Mon 9/287:55 am -
1 stop14h 04m
Deal found 8/12![United Airlines logo]()
$423
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:20 am -
2 stops14h 25m
Mon 9/289:00 am -
2 stops11h 05m
Deal found 8/10![Southwest logo]()
$492
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/196:10 am -
2 stops13h 06m
Wed 1/271:15 am -
1 stop9h 55m
Deal found 8/10![United Airlines logo]()
$450
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/158:00 pm -
2 stops18h 50m
Thu 11/192:45 pm -
2 stops16h 20m
Deal found 8/10![Southwest logo]()
$503
This Delta deal was found by Cheapflights users on 8/12. 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.
Sun 12/136:40 am -
1 stop16h 35m
Fri 12/187:00 am -
1 stop14h 24m
Deal found 8/12![Delta logo]()
$563
This Copa Airlines deal was found by Cheapflights users on 8/12. 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.
Sat 9/53:32 pm -
1 stop17h 38m
Fri 9/114:08 am -
1 stop21h 51m
Deal found 8/12![Copa Airlines logo]()
$513
This JetBlue deal was found by Cheapflights users on 8/12. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/199:16 am -
Nonstop5h 29m
Sat 10/31:05 pm -
1 stop8h 46m
Deal found 8/12![JetBlue logo]()
$599
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/255:25 am -
2 stops15h 20m
Tue 9/299:00 am -
2 stops10h 50m
Deal found 8/10![Southwest logo]()
$504
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:50 am -
1 stop13h 47m
Mon 10/127:55 am -
1 stop11h 04m
Deal found 8/10![United Airlines logo]()
$466
This Copa Airlines deal was found by Cheapflights users on 8/10. 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.
Wed 9/309:34 am -
2 stops24h 45m
Mon 10/125:55 pm -
2 stops13h 47m
Deal found 8/10![Copa Airlines logo]()
$517
This Delta deal was found by Cheapflights users on 8/12. 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.
Sun 12/133:00 pm -
1 stop8h 15m
Sat 12/193:55 pm -
1 stop7h 25m
Deal found 8/12![Delta logo]()
$582
This JetBlue deal was found by Cheapflights users on 8/11. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:00 am -
1 stop9h 00m
Wed 11/113:05 pm -
1 stop7h 45m
Deal found 8/11![JetBlue logo]()
$622
Last-minute flights from Pennsylvania to Costa RicaDiscover last-minute flight deals from Pennsylvania to Costa Rica. Data last updated August 15, 2026 and is based on user searches.
Discover last-minute flight deals from Pennsylvania to Costa Rica. Data last updated August 15, 2026 and is based on user searches.
This Avianca deal was found by Cheapflights users on 8/11. 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 8/183:40 am -
1 stop6h 50m
Tue 8/254:35 pm -
1 stop7h 40m
Deal found 8/11![Avianca logo]()
$364
This Faresmojo deal was found by Cheapflights users on 8/11. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:40 am -
Nonstop6h 50m
Mon 8/314:35 pm -
Nonstop7h 40m
Deal found 8/11![Avianca logo]()
$363
This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
Mon 8/312:25 am -
1 stop7h 54m
Sun 9/65:55 pm -
1 stop8h 25m
Deal found 8/13![Copa Airlines logo]()
$365
This American Airlines deal was found by Cheapflights users on 8/14. 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 9/77:57 am -
2 stops29h 32m
Mon 9/212:47 pm -
2 stops30h 04m
Deal found 8/14![American Airlines logo]()
$358
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Thu 9/106:41 pm -
2 stops20h 37m
Mon 9/142:47 pm -
2 stops30h 04m
Deal found 8/10![American Airlines logo]()
$294
This Delta deal was found by Cheapflights users on 8/11. 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.
Fri 9/116:00 am -
1 stop8h 00m
Thu 9/171:25 pm -
1 stop9h 16m
Deal found 8/11![Delta logo]()
$326
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Sat 9/124:56 pm -
2 stops22h 22m
Thu 9/172:47 pm -
2 stops17h 08m
Deal found 8/11![American Airlines logo]()
$281
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Sat 9/126:14 pm -
2 stops21h 04m
Wed 9/162:47 pm -
2 stops17h 08m
Deal found 8/10![American Airlines logo]()
$331
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Fri 9/2510:18 pm -
1 stop15h 35m
Fri 10/21:20 pm -
1 stop9h 10m
Deal found 8/11![United Airlines logo]()
$359
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Sat 9/264:56 pm -
1 stop22h 51m
Thu 10/12:47 pm -
2 stops26h 12m
Deal found 8/11![American Airlines logo]()
$288
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Sat 9/2610:18 pm -
1 stop15h 52m
Thu 10/11:20 pm -
1 stop9h 10m
Deal found 8/11![United Airlines logo]()
$346
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Sun 9/276:52 am -
1 stop8h 55m
Sun 10/42:47 pm -
2 stops28h 29m
Deal found 8/13![American Airlines logo]()
$336
One-way flights from Pennsylvania to Costa RicaSearch for one-way flight options from Pennsylvania to Costa Rica. Find affordable one-way fares based on user searches. Data last updated August 15, 2026.
Search for one-way flight options from Pennsylvania to Costa Rica. Find affordable one-way fares based on user searches. Data last updated August 15, 2026.
This Delta deal was found by Cheapflights users on 8/12. 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.
Mon 9/216:00 am -
1 stop8h 00m
Deal found 8/12![Delta logo]()
$147
This American Airlines deal was found by Cheapflights users on 8/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:30 am -
2 stops11h 51m
Deal found 8/12![American Airlines logo]()
$152
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Mon 11/165:15 pm -
2 stops20h 18m
Deal found 8/13![American Airlines logo]()
$153
This American Airlines deal was found by Cheapflights users on 8/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/216:30 am -
1 stop8h 43m
Deal found 8/12![American Airlines logo]()
$157
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Sat 9/194:56 pm -
1 stop22h 51m
Deal found 8/11![American Airlines logo]()
$161
This American Airlines deal was found by Cheapflights users on 8/14. 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 1/116:00 am -
1 stop7h 21m
Deal found 8/14![American Airlines logo]()
$165
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Mon 9/2110:25 am -
2 stops28h 53m
Deal found 8/11![American Airlines logo]()
$166
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Sat 8/2210:34 am -
1 stop11h 45m
Deal found 8/11![United Airlines logo]()
$168
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Mon 8/246:16 am -
1 stop16h 03m
Deal found 8/11![United Airlines logo]()
$168
This Trip.com deal was found by Cheapflights users on 8/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:35 pm -
1 stop21h 45m
Deal found 8/13![Air Canada logo]()
$170
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Tue 8/186:52 am -
2 stops15h 00m
Deal found 8/10![American Airlines logo]()
$171
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Wed 12/306:00 am -
1 stop9h 15m
Deal found 8/13![American Airlines logo]()
$172
Find flight deals from Pennsylvania to Costa Rica
Keep the following information in mind while searching for Pennsylvania to Costa Rica flight deals. Data was last updated August 15, 2026.
Round-trip from | $281 (American Airlines) |
|---|---|
One-way from | $147 (Delta) |
Popular in | December |
Cheapest in | February |
Average price | $548 |
Good round-trip deal | $668 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Pennsylvania 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 2,558,603 searches. Data last updated August 15, 2026.
Use the filters below to find and compare flights from Pennsylvania to Costa Rica that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.Liberia
IAD Washington, D.C. Dulles Intl - LIR Liberia
IADLIR
Washington, D.C. Dulles Intl
Mon 11/16
6:00 am-1:10 pm
1 stop8h 10m
Liberia
Mon 11/23
5:20 pm-11:44 am
1 stop17h 24m
$359
Washington, D.C.San José
IAD Washington, D.C. Dulles Intl - SJO San José Juan Santamaria Intl
IADSJO
Washington, D.C. Dulles Intl
Sat 10/17
4:34 pm-9:04 am
1 stop18h 30m
San José Juan Santamaria Intl
Thu 10/22
4:08 am-4:20 am
1 stop22h 12m
$366
Washington, D.C.San José
IAD Washington, D.C. Dulles Intl - SJO San José Juan Santamaria Intl
IADSJO
Washington, D.C. Dulles Intl
Tue 11/17
6:00 am-1:22 pm
1 stop8h 22m
San José Juan Santamaria Intl
Wed 12/2
11:28 pm-11:34 am
1 stop11h 06m
$378
PhiladelphiaSan José
PHL Philadelphia - SJO San José Juan Santamaria Intl
PHLSJO
Philadelphia
Tue 10/27
6:25 am-7:40 pm
2 stops15h 15m
San José Juan Santamaria Intl
Tue 11/17
1:20 pm-11:10 pm
1 stop8h 50m
$383
Washington, D.C.San José
IAD Washington, D.C. Dulles Intl - SJO San José Juan Santamaria Intl
IADSJO
Washington, D.C. Dulles Intl
Sun 8/30
2:25 am-8:19 am
1 stop7h 54m
San José Juan Santamaria Intl
Fri 9/4
4:08 am-4:20 am
1 stop22h 12m
$386
Washington, D.C.San José
IAD Washington, D.C. Dulles Intl - SJO San José Juan Santamaria Intl
IADSJO
Washington, D.C. Dulles Intl
Fri 9/4
2:25 am-10:58 am
1 stop10h 33m
San José Juan Santamaria Intl
Tue 9/8
5:55 pm-4:20 am
1 stop8h 25m
$386
Washington, D.C.San José
IAD Washington, D.C. Dulles Intl - SJO San José Juan Santamaria Intl
IADSJO
Washington, D.C. Dulles Intl
Tue 2/2
1:19 am-8:19 am
1 stop8h 00m
San José Juan Santamaria Intl
Wed 2/10
8:43 am-3:16 am
1 stop17h 33m
$387
NewarkLiberia
EWR Newark - LIR Liberia
EWRLIR
Newark
Wed 10/21
6:00 am-12:55 pm
1 stop8h 55m
Liberia
Wed 10/28
2:05 pm-11:50 pm
1 stop7h 45m
$402
NewarkLiberia
EWR Newark - LIR Liberia
EWRLIR
Newark
Sun 11/8
6:00 am-2:00 pm
1 stop9h 00m
Liberia
Thu 11/12
3:05 pm-11:50 pm
1 stop7h 45m
$402
New YorkSan José
LGA New York LaGuardia - SJO San José Juan Santamaria Intl
LGASJO
New York LaGuardia
Sat 1/16
7:45 am-6:16 pm
1 stop11h 31m
San José Juan Santamaria Intl
Fri 1/22
1:15 am-11:25 am
1 stop9h 10m
$406
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Pennsylvania to Costa Rica
Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Pennsylvania with our price prediction graph.
IAD-LIR
IAD-SJO
PHL-SJO
EWR-LIR
LGA-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 Pennsylvania to Costa Rica
USPA-CR0
IAD-LIR
IAD-SJO
PHL-SJO
EWR-LIR
What is the cheapest month to book a flight from Pennsylvania to Costa Rica?
Currently, May is the cheapest month in which you can book a flight from Pennsylvania to Costa Rica (average of $419). Flying from Pennsylvania to Costa Rica in December is currently the most expensive (average of $653). 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 Pennsylvania to Costa Rica?
To ensure you get the cheapest price possible for a flight from Pennsylvania to Costa Rica, you should look to book at least 68 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.
Related info for your journey
Find useful and relevant information for your journey from Pennsylvania 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
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Alternative routes for Pennsylvania 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 Pennsylvania to Costa Rica by cabin class
Find flights from Pennsylvania to Costa Rica, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Pennsylvania and Costa Rica flights
Browse other Pennsylvania and Costa Rica flight options. Last updated on August 15, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Costa Rica
Find the right flight back to Pennsylvania after your stay in Costa Rica
Pennsylvania to Costa Rica flights
Consider these flights traveling from Pennsylvania to Costa Rica.
Top 7 airlines flying from Pennsylvania to Costa Rica
Discover the top 7 airlines that operate flights from Pennsylvania 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 2,558,603 searches. Data last updated August 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$142 | Average$536 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$218 | Average$496 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$245 | Average$597 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$268 | Average$485 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$275 | Average$758 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$395 | Average$622 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$472 | Average$780 | FlexibilityNo cancel fee | On-time74% |