$152+ Cheap flights from Philadelphia (PHL) 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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SJO
Sep 13 — Sep 201
Round-trip
1 adult, Economy
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Find cheap flights from Philadelphia to Costa Rica with Cheapflights
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Cheapest flights from Philadelphia to Costa RicaExplore the most affordable flight options available from Philadelphia to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2026.
Explore the most affordable flight options available from Philadelphia to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2026.
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 11/305:15 am -
1 stop18h 00m
Tue 12/157:00 am -
1 stop8h 12m
Deal found 8/10![Delta logo]()
$341
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.
Tue 10/2711:30 am -
1 stop10h 51m
Tue 11/172:46 pm -
1 stop19h 48m
Deal found 8/14![American Airlines logo]()
$346
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.
Tue 10/277:06 am -
1 stop8h 54m
Wed 11/43:54 pm -
2 stops16h 29m
Deal found 8/14![American Airlines logo]()
$351
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/13:20 pm -
1 stop24h 00m
Thu 1/213:10 pm -
1 stop30h 46m
Deal found 8/10![Air Canada logo]()
$374
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1312:58 pm -
1 stop20h 57m
Wed 10/218:55 am -
1 stop8h 29m
Deal found 8/10![Multiple Airlines logo]()
$382
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/15:05 pm -
1 stop22h 05m
Sat 11/73:10 pm -
1 stop24h 11m
Deal found 8/10![Air Canada logo]()
$388
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 10/118:20 am -
1 stop6h 58m
Fri 10/162:44 pm -
1 stop8h 07m
Deal found 8/13![American Airlines logo]()
$390
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 12/216:15 am -
1 stop8h 45m
Wed 12/303:15 pm -
1 stop17h 12m
Deal found 8/11![Delta logo]()
$392
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 11/305:15 am -
1 stop18h 00m
Fri 12/187:00 am -
1 stop16h 47m
Deal found 8/10![Delta logo]()
$393
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.
Tue 9/86:00 am -
1 stop7h 29m
Tue 9/152:47 pm -
2 stops19h 05m
Deal found 8/11![American Airlines logo]()
$393
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/299:15 am -
1 stop29h 55m
Tue 11/33:20 pm -
1 stop22h 24m
Deal found 8/12![Air Canada logo]()
$394
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/59:15 am -
1 stop29h 55m
Sun 11/83:10 pm -
1 stop24h 11m
Deal found 8/10![Air Canada logo]()
$396
Best flights from Philadelphia to Costa RicaDiscover carefully curated flight deals from Philadelphia to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2026.
Discover carefully curated flight deals from Philadelphia to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2026.
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 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 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.
Wed 10/216:15 am -
2 stops14h 09m
Sun 10/2512:05 pm -
2 stops19h 44m
Deal found 8/11![Copa Airlines logo]()
$517
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 9/216:16 am -
1 stop8h 05m
Fri 9/257:55 am -
2 stops13h 35m
Deal found 8/13![United Airlines logo]()
$548
This Alaska Airlines deal was found by Cheapflights users on 8/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/265:56 pm -
2 stops25h 29m
Tue 2/210:00 am -
3 stops29h 56m
Deal found 8/9![Alaska Airlines logo]()
$851
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 2/15:30 am -
1 stop8h 15m
Tue 2/97:05 am -
1 stop16h 46m
Deal found 8/11![Delta logo]()
$501
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.
Mon 9/286:20 am -
2 stops14h 25m
Sat 12/191:20 pm -
2 stops21h 10m
Deal found 8/10![Southwest logo]()
$504
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.
Sat 9/198:30 am -
2 stops24h 40m
Sat 12/125:53 pm -
2 stops14h 31m
Deal found 8/11![Copa Airlines logo]()
$531
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.
Sun 10/258:00 am -
1 stop13h 39m
Thu 10/2911:35 am -
1 stop9h 22m
Deal found 8/13![United Airlines logo]()
$570
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.
Wed 12/306:15 am -
1 stop8h 45m
Thu 1/73:25 pm -
1 stop8h 26m
Deal found 8/11![Delta logo]()
$520
This Copa 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/289:34 am -
2 stops24h 45m
Sat 10/35:55 pm -
2 stops13h 38m
Deal found 8/13![Copa Airlines logo]()
$531
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:25 am -
1 stop7h 50m
Sun 11/221:20 pm -
1 stop8h 45m
Deal found 8/13![Southwest logo]()
$544
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 9/76:16 am -
1 stop7h 54m
Sat 9/121:20 pm -
2 stops23h 20m
Deal found 8/10![United Airlines logo]()
$675
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.
Thu 12/36:40 am -
1 stop7h 05m
Fri 1/223:25 pm -
1 stop8h 26m
Deal found 8/13![Delta logo]()
$662
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.
Fri 9/256:55 pm -
1 stop18h 58m
Mon 9/281:20 pm -
2 stops23h 23m
Deal found 8/14![United Airlines logo]()
$824
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.
Mon 1/47:01 am -
3 stops25h 11m
Thu 1/1410:00 am -
2 stops53h 56m
Deal found 8/14![Alaska Airlines logo]()
$1,020
This Delta deal was found by Cheapflights users on 8/9. 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.
Sun 11/296:40 am -
1 stop7h 05m
Fri 1/223:25 pm -
1 stop8h 26m
Deal found 8/9![Delta logo]()
$839
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.
Mon 10/126:16 am -
1 stop7h 54m
Wed 10/141:20 pm -
2 stops18h 23m
Deal found 8/12![United Airlines logo]()
$965
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.
Wed 12/25:15 am -
1 stop8h 30m
Sun 1/243:25 pm -
1 stop8h 26m
Deal found 8/11![Delta logo]()
$892
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.
Thu 12/35:15 am -
1 stop8h 30m
Sun 1/243:25 pm -
1 stop8h 26m
Deal found 8/10![Delta logo]()
$917
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.
Tue 8/256:16 am -
1 stop7h 54m
Thu 8/271:20 pm -
2 stops23h 20m
Deal found 8/13![United Airlines logo]()
$1,029
Last-minute flights from Philadelphia to Costa RicaDiscover last-minute flight deals from Philadelphia to Costa Rica. Data last updated August 14, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Costa Rica. Data last updated August 14, 2026 and is based on user searches.
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 8/316:15 am -
1 stop7h 45m
Wed 9/301:25 pm -
1 stop9h 15m
Deal found 8/10![Delta logo]()
$455
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.
Tue 9/18:00 am -
1 stop7h 01m
Sun 9/62:06 pm -
1 stop7h 47m
Deal found 8/10![JetBlue logo]()
$402
This American Airlines deal was found by Cheapflights users on 8/9. 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.
Sat 9/59:50 pm -
1 stop15h 39m
Wed 9/92:47 pm -
2 stops19h 05m
Deal found 8/9![American Airlines logo]()
$418
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.
Tue 9/86:00 am -
1 stop7h 29m
Tue 9/152:47 pm -
2 stops19h 05m
Deal found 8/11![American Airlines logo]()
$393
This BusinessClass 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/117:00 am -
1 stop8h 57m
Fri 9/181:00 pm -
1 stop20h 52m
Deal found 8/12![GOL logo]()
$453
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 9/1210:03 pm -
1 stop17h 15m
Wed 9/232:47 pm -
1 stop16h 49m
Deal found 8/10![American Airlines logo]()
$388
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.
Sat 9/1210:03 pm -
1 stop15h 56m
Sun 9/206:00 am -
1 stop12h 55m
Deal found 8/13![American Airlines logo]()
$427
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.
Sat 9/128:23 pm -
1 stop19h 34m
Tue 9/226:00 am -
1 stop11h 46m
Deal found 8/12![American Airlines logo]()
$431
This BusinessClass 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:00 am -
1 stop6h 59m
Tue 9/292:57 pm -
2 stops17h 08m
Deal found 8/10![GOL logo]()
$454
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.
Mon 9/286:20 am -
2 stops14h 25m
Mon 10/59:00 am -
2 stops12h 50m
Deal found 8/10![Southwest logo]()
$459
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.
Wed 9/308:23 pm -
1 stop19h 34m
Tue 10/133:01 pm -
1 stop17h 52m
Deal found 8/10![American Airlines logo]()
$422
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.
Wed 9/305:20 am -
1 stop8h 34m
Mon 10/121:25 pm -
1 stop9h 31m
Deal found 8/10![Delta logo]()
$449
One-way flights from Philadelphia to Costa RicaSearch for one-way flight options from Philadelphia to Costa Rica. Find affordable one-way fares based on user searches. Data last updated August 14, 2026.
Search for one-way flight options from Philadelphia to Costa Rica. Find affordable one-way fares based on user searches. Data last updated August 14, 2026.
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 10/75:00 am -
1 stop17h 21m
Deal found 8/12![American Airlines logo]()
$152
This Faresmojo 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/137:00 am -
1 stop6h 57m
Deal found 8/12![JetBlue logo]()
$172
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2310:05 am -
1 stop12h 15m
Deal found 8/10![Air Canada logo]()
$178
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.
Tue 9/86:30 am -
1 stop7h 30m
Deal found 8/12![Delta logo]()
$178
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.
Sun 9/136:00 am -
2 stops9h 18m
Deal found 8/14![American Airlines logo]()
$179
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 2/67:40 pm -
1 stop17h 32m
Deal found 8/11![American Airlines logo]()
$180
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.
Tue 12/18:15 am -
1 stop6h 45m
Deal found 8/12![JetBlue logo]()
$183
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.
Mon 8/3110:10 pm -
2 stops15h 11m
Deal found 8/10![American Airlines logo]()
$184
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.
Mon 11/96:00 am -
1 stop9h 00m
Deal found 8/12![JetBlue logo]()
$185
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 9/262:32 pm -
2 stops23h 27m
Deal found 8/11![American Airlines logo]()
$187
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 9/146:30 am -
1 stop7h 30m
Deal found 8/13![Delta logo]()
$188
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.
Wed 9/305:20 am -
1 stop8h 34m
Deal found 8/11![Delta logo]()
$191
Find flight deals from Philadelphia to Costa Rica
Keep the following information in mind while searching for Philadelphia to Costa Rica flight deals. Data was last updated August 14, 2026.
Round-trip from | $341 (Delta) |
|---|---|
One-way from | $152 (American Airlines) |
Popular in | December |
Cheapest in | February |
Average price | $548 |
Cheapflights Fare Finder
Customize your flight search to find flights from Philadelphia 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 14, 2026.
Use the filters below to find and compare flights from Philadelphia to Costa Rica that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhiladelphiaSan José
PHL Philadelphia - SJO San José Juan Santamaria Intl
PHLSJO
Philadelphia
Mon 12/7
8:00 am-10:15 pm
1 stop15h 15m
San José Juan Santamaria Intl
Wed 12/16
7:00 am-4:12 pm
1 stop8h 12m
$457
PhiladelphiaSan José
PHL Philadelphia - SJO San José Juan Santamaria Intl
PHLSJO
Philadelphia
Thu 9/24
6:20 am-6:45 pm
2 stops14h 25m
San José Juan Santamaria Intl
Mon 9/28
9:00 am-10:05 pm
2 stops11h 05m
$492
PhiladelphiaSan José
PHL Philadelphia - SJO San José Juan Santamaria Intl
PHLSJO
Philadelphia
Mon 2/1
5:30 am-12:45 pm
1 stop8h 15m
San José Juan Santamaria Intl
Tue 2/9
7:05 am-12:51 am
1 stop16h 46m
$501
PhiladelphiaSan José
PHL Philadelphia - SJO San José Juan Santamaria Intl
PHLSJO
Philadelphia
Mon 9/28
6:20 am-6:45 pm
2 stops14h 25m
San José Juan Santamaria Intl
Sat 12/19
1:20 pm-11:30 am
2 stops21h 10m
$504
PhiladelphiaSan José
PHL Philadelphia - SJO San José Juan Santamaria Intl
PHLSJO
Philadelphia
Wed 10/21
6:15 am-6:24 pm
2 stops14h 09m
San José Juan Santamaria Intl
Sun 10/25
12:05 pm-9:49 am
2 stops19h 44m
$517
PhiladelphiaLiberia
PHL Philadelphia - LIR Liberia
PHLLIR
Philadelphia
Wed 12/30
6:15 am-2:00 pm
1 stop8h 45m
Liberia
Thu 1/7
3:25 pm-12:51 am
1 stop8h 26m
$520
PhiladelphiaSan José
PHL Philadelphia - SJO San José Juan Santamaria Intl
PHLSJO
Philadelphia
Sat 9/19
8:30 am-7:10 am
2 stops24h 40m
San José Juan Santamaria Intl
Sat 12/12
5:53 pm-9:24 am
2 stops14h 31m
$531
PhiladelphiaSan José
PHL Philadelphia - SJO San José Juan Santamaria Intl
PHLSJO
Philadelphia
Mon 9/28
9:34 am-8:19 am
2 stops24h 45m
San José Juan Santamaria Intl
Sat 10/3
5:55 pm-9:33 am
2 stops13h 38m
$531
PhiladelphiaSan José
PHL Philadelphia - SJO San José Juan Santamaria Intl
PHLSJO
Philadelphia
Wed 11/18
6:25 am-1:15 pm
1 stop7h 50m
San José Juan Santamaria Intl
Sun 11/22
1:20 pm-11:05 pm
1 stop8h 45m
$544
PhiladelphiaSan José
PHL Philadelphia - SJO San José Juan Santamaria Intl
PHLSJO
Philadelphia
Mon 9/21
6:16 am-12:21 pm
1 stop8h 05m
San José Juan Santamaria Intl
Fri 9/25
7:55 am-11:30 pm
2 stops13h 35m
$548
Showing 1-10 of 41 resultsSorted by cheapest first
Best time to book a flight from Philadelphia to Costa Rica
Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Philadelphia with our price prediction graph.
PHL-LIR
PHL-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 Philadelphia to Costa Rica
PHL-CR0
PHL-LIR
PHL-SJO
What is the cheapest month to book a flight from Philadelphia to Costa Rica?
Currently, February is the cheapest month in which you can book a flight from Philadelphia to Costa Rica (average of $411). Flying from Philadelphia to Costa Rica in December is currently the most expensive (average of $666). 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 Philadelphia to Costa Rica?
The best time to book flights from Philadelphia to Costa Rica is 68 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
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 August 14, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andGOL from Philadelphia to Costa Rica. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Overall
7.8
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Overall
7.8
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Overall
7.8
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Overall
7.8
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Overall
7.8
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Overall
7.8
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Philadelphia to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Philadelphia 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 Philadelphia to Costa Rica by cabin class
Find flights from Philadelphia to Costa Rica, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Philadelphia and Costa Rica flights
Browse other Philadelphia and Costa Rica flight options. Last updated on August 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 7 airlines flying from Philadelphia to Costa Rica
Discover the top 7 airlines that operate flights from Philadelphia 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 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$170 | Average$521 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$218 | Average$510 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$270 | Average$513 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$275 | Average$758 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$294 | Average$587 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$395 | Average$583 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$480 | Average$780 | FlexibilityNo cancel fee | On-time74% |