$139+ 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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SJO
abr. 15 — abr. 221
Round-trip
1 adult, Economy
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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 marzo 16, 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 marzo 16, 2026.
This American Airlines deal was found by Cheapflights users on 3/13. 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.
mar. 11/39:20 pm
PHL
- SJO
1 stop16h 02m
American Airlines
mié. 11/113:11 pm
SJO
- PHL
1 stop17h 14m
American Airlines
Deal found 3/13![American Airlines logo]()
$320
This American Airlines deal was found by Cheapflights users on 3/13. 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.
mar. 5/58:20 am
PHL
- SJO
2 stops12h 47m
American Airlines
vie. 5/152:08 pm
SJO
- PHL
1 stop17h 04m
American Airlines
Deal found 3/13![American Airlines logo]()
$325
This BusinessClass deal was found by Cheapflights users on 3/12. 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.
lun. 5/46:00 am
PHL
- SJO
1 stop7h 25m
GOL
mar. 5/126:30 am
SJO
- PHL
2 stops15h 12m
GOL
Deal found 3/12![GOL logo]()
$327
This Delta deal was found by Cheapflights users on 3/11. 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.
mar. 10/275:30 am
PHL
- SJO
1 stop8h 28m
Delta
mié. 10/281:23 pm
SJO
- PHL
1 stop8h 58m
Delta
Deal found 3/11![Delta logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 3/13. 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.
mar. 3/245:18 pm
PHL
- SJO
1 stop19h 56m
Multiple Airlines
jue. 4/212:19 pm
SJO
- PHL
1 stop11h 03m
Multiple Airlines
Deal found 3/13![Multiple Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 3/12. 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.
vie. 4/177:59 pm
PHL
- SJO
1 stop18h 22m
United Airlines
vie. 4/247:55 am
SJO
- PHL
1 stop12h 30m
United Airlines
Deal found 3/12![United Airlines logo]()
$333
This United Airlines deal was found by Cheapflights users on 3/13. 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.
sáb. 4/187:45 pm
PHL
- SJO
2 stops16h 26m
United Airlines
mar. 4/217:55 am
SJO
- PHL
1 stop12h 30m
United Airlines
Deal found 3/13![United Airlines logo]()
$337
This United Airlines deal was found by Cheapflights users on 3/13. 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.
lun. 5/47:59 pm
PHL
- SJO
1 stop18h 22m
United Airlines
sáb. 5/91:00 pm
SJO
- PHL
1 stop9h 59m
United Airlines
Deal found 3/13![United Airlines logo]()
$340
This American Airlines deal was found by Cheapflights users on 3/16. 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.
sáb. 5/1610:40 am
PHL
- SJO
1 stop10h 27m
American Airlines
sáb. 5/236:00 am
SJO
- PHL
1 stop13h 10m
American Airlines
Deal found 3/16![American Airlines logo]()
$345
This FlightHub deal was found by Cheapflights users on 3/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/305:34 pm
PHL
- SJO
1 stop16h 45m
Frontier
jue. 6/49:35 am
SJO
- PHL
1 stop21h 19m
Frontier
Deal found 3/11![Frontier logo]()
$346
This Delta deal was found by Cheapflights users on 3/15. 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.
lun. 9/285:30 am
PHL
- SJO
1 stop8h 24m
Delta
lun. 10/51:25 pm
SJO
- PHL
1 stop9h 02m
Delta
Deal found 3/15![Delta logo]()
$348
This United Airlines deal was found by Cheapflights users on 3/12. 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.
sáb. 5/27:45 pm
PHL
- SJO
2 stops18h 36m
United Airlines
sáb. 5/97:55 am
SJO
- PHL
2 stops11h 49m
United Airlines
Deal found 3/12![United Airlines logo]()
$350
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 marzo 16, 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 marzo 16, 2026.
This United Airlines deal was found by Cheapflights users on 3/13. 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.
lun. 5/47:59 pm
PHL
- SJO
1 stop18h 22m
United Airlines
sáb. 5/91:00 pm
SJO
- PHL
1 stop9h 59m
United Airlines
Deal found 3/13![United Airlines logo]()
$340
This Southwest deal was found by Cheapflights users on 3/14. 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.
lun. 4/277:55 am
PHL
- SJO
2 stops13h 05m
Southwest
mar. 5/59:00 am
SJO
- PHL
2 stops11h 00m
Southwest
Deal found 3/14![Southwest logo]()
$450
This Delta deal was found by Cheapflights users on 3/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 4/126:54 am
PHL
- LIR
1 stop7h 56m
Delta
sáb. 4/252:55 pm
LIR
- PHL
1 stop8h 04m
Delta
Deal found 3/14![Delta logo]()
$611
This United Airlines deal was found by Cheapflights users on 3/12. 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.
lun. 5/117:45 pm
PHL
- SJO
2 stops17h 53m
United Airlines
sáb. 5/161:00 pm
SJO
- PHL
1 stop9h 59m
United Airlines
Deal found 3/12![United Airlines logo]()
$350
This United Airlines deal was found by Cheapflights users on 3/12. 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.
jue. 4/97:59 pm
PHL
- LIR
1 stop18h 11m
United Airlines
jue. 4/163:27 pm
LIR
- PHL
1 stop18h 16m
United Airlines
Deal found 3/12![United Airlines logo]()
$376
This United Airlines deal was found by Cheapflights users on 3/12. 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.
sáb. 4/117:45 pm
PHL
- LIR
2 stops18h 08m
United Airlines
sáb. 4/183:27 pm
LIR
- PHL
2 stops17h 01m
United Airlines
Deal found 3/12![United Airlines logo]()
$381
This United Airlines deal was found by Cheapflights users on 3/13. 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.
jue. 4/3012:54 pm
PHL
- SJO
1 stop8h 43m
United Airlines
dom. 5/31:25 pm
SJO
- PHL
2 stops18h 34m
United Airlines
Deal found 3/13![United Airlines logo]()
$444
This Delta deal was found by Cheapflights users on 3/16. 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.
vie. 4/36:54 pm
PHL
- LIR
1 stop19h 36m
Delta
mar. 4/71:05 pm
LIR
- PHL
1 stop9h 52m
Delta
Deal found 3/16![Delta logo]()
$643
This United Airlines deal was found by Cheapflights users on 3/12. 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.
lun. 6/17:58 pm
PHL
- LIR
1 stop15h 52m
United Airlines
lun. 6/83:27 pm
LIR
- PHL
2 stops16h 12m
United Airlines
Deal found 3/12![United Airlines logo]()
$447
This United Airlines deal was found by Cheapflights users on 3/14. 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.
mié. 6/31:31 pm
PHL
- SJO
2 stops22h 40m
United Airlines
mar. 6/912:30 am
SJO
- PHL
2 stops21h 14m
United Airlines
Deal found 3/14![United Airlines logo]()
$455
This United Airlines deal was found by Cheapflights users on 3/14. 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.
vie. 5/2910:32 am
PHL
- SJO
2 stops14h 07m
United Airlines
dom. 5/317:55 am
SJO
- PHL
2 stops23h 44m
United Airlines
Deal found 3/14![United Airlines logo]()
$455
This United Airlines deal was found by Cheapflights users on 3/14. 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.
sáb. 5/301:04 pm
PHL
- SJO
1 stop11h 35m
United Airlines
lun. 6/17:55 am
SJO
- PHL
2 stops23h 50m
United Airlines
Deal found 3/14![United Airlines logo]()
$455
This United Airlines deal was found by Cheapflights users on 3/11. 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.
mar. 9/810:28 am
PHL
- SJO
2 stops11h 09m
United Airlines
lun. 9/1412:44 pm
SJO
- PHL
2 stops19h 02m
United Airlines
Deal found 3/11![United Airlines logo]()
$457
This United Airlines deal was found by Cheapflights users on 3/13. 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.
jue. 4/167:59 pm
PHL
- SJO
1 stop18h 22m
United Airlines
jue. 4/307:55 am
SJO
- PHL
2 stops24h 04m
United Airlines
Deal found 3/13![United Airlines logo]()
$460
This United Airlines deal was found by Cheapflights users on 3/12. 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.
mié. 4/157:59 pm
PHL
- SJO
1 stop16h 12m
United Airlines
mar. 4/217:55 am
SJO
- PHL
2 stops26h 22m
United Airlines
Deal found 3/12![United Airlines logo]()
$460
This United Airlines deal was found by Cheapflights users on 3/11. 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.
sáb. 5/167:45 pm
PHL
- SJO
2 stops17h 53m
United Airlines
sáb. 5/237:55 am
SJO
- PHL
2 stops11h 33m
United Airlines
Deal found 3/11![United Airlines logo]()
$464
This United Airlines deal was found by Cheapflights users on 3/11. 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.
lun. 5/117:45 pm
PHL
- LIR
2 stops18h 25m
United Airlines
mié. 5/131:20 pm
LIR
- PHL
2 stops23h 00m
United Airlines
Deal found 3/11![United Airlines logo]()
$507
This United Airlines deal was found by Cheapflights users on 3/15. 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.
jue. 4/167:59 pm
PHL
- LIR
1 stop18h 11m
United Airlines
jue. 4/231:20 pm
LIR
- PHL
2 stops18h 38m
United Airlines
Deal found 3/15![United Airlines logo]()
$511
This United Airlines deal was found by Cheapflights users on 3/14. 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.
vie. 4/171:27 pm
PHL
- LIR
2 stops24h 43m
United Airlines
jue. 4/231:20 pm
LIR
- PHL
2 stops18h 38m
United Airlines
Deal found 3/14![United Airlines logo]()
$511
This United Airlines deal was found by Cheapflights users on 3/15. 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.
jue. 4/237:59 pm
PHL
- LIR
1 stop18h 11m
United Airlines
dom. 4/263:27 pm
LIR
- PHL
2 stops17h 01m
United Airlines
Deal found 3/15![United Airlines logo]()
$524
Last-minute flights from Philadelphia to Costa RicaDiscover last-minute flight deals from Philadelphia to Costa Rica. Data last updated marzo 16, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Costa Rica. Data last updated marzo 16, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 3/13. 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.
lun. 3/165:45 am
PHL
- SJO
1 stop13h 31m
United Airlines
mié. 3/185:30 am
SJO
- PHL
1 stop10h 23m
United Airlines
Deal found 3/13![United Airlines logo]()
$370
This BusinessClass deal was found by Cheapflights users on 3/12. 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.
mar. 3/171:37 pm
PHL
- SJO
1 stop7h 56m
GOL
mar. 3/242:20 pm
SJO
- PHL
1 stop17h 20m
GOL
Deal found 3/12![GOL logo]()
$373
This Kiwi.com deal was found by Cheapflights users on 3/13. 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.
mar. 3/245:18 pm
PHL
- SJO
1 stop19h 56m
Multiple Airlines
jue. 4/212:19 pm
SJO
- PHL
1 stop11h 03m
Multiple Airlines
Deal found 3/13![Multiple Airlines logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 3/13. 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.
mar. 3/245:18 pm
PHL
- SJO
1 stop19h 56m
Multiple Airlines
mié. 4/812:19 pm
SJO
- PHL
1 stop9h 37m
Multiple Airlines
Deal found 3/13![Multiple Airlines logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 3/13. 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.
mar. 3/245:18 pm
PHL
- SJO
1 stop19h 56m
Multiple Airlines
mar. 4/711:38 am
SJO
- PHL
2 stops30h 41m
Multiple Airlines
Deal found 3/13![Multiple Airlines logo]()
$365
This Kiwi.com deal was found by Cheapflights users on 3/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/86:48 am
PHL
- SJO
1 stop6h 26m
Multiple Airlines
lun. 4/132:20 am
SJO
- PHL
2 stops25h 14m
Multiple Airlines
Deal found 3/14![Multiple Airlines logo]()
$376
This KAYAK deal was found by Cheapflights users on 3/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 4/127:00 am
PHL
- LIR
1 stop6h 55m
JetBlue
mié. 4/221:00 pm
LIR
- PHL
1 stop8h 02m
JetBlue
Deal found 3/15![JetBlue logo]()
$374
This United Airlines deal was found by Cheapflights users on 3/13. 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.
mié. 4/157:59 pm
PHL
- SJO
1 stop16h 12m
United Airlines
mar. 4/217:55 am
SJO
- PHL
1 stop12h 30m
United Airlines
Deal found 3/13![United Airlines logo]()
$357
This United Airlines deal was found by Cheapflights users on 3/12. 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.
vie. 4/177:59 pm
PHL
- SJO
1 stop18h 22m
United Airlines
vie. 4/247:55 am
SJO
- PHL
1 stop12h 30m
United Airlines
Deal found 3/12![United Airlines logo]()
$333
This United Airlines deal was found by Cheapflights users on 3/13. 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.
sáb. 4/187:45 pm
PHL
- SJO
2 stops16h 26m
United Airlines
mar. 4/217:55 am
SJO
- PHL
1 stop12h 30m
United Airlines
Deal found 3/13![United Airlines logo]()
$337
This American Airlines deal was found by Cheapflights users on 3/16. 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.
lun. 4/2010:00 pm
PHL
- SJO
1 stop17h 08m
American Airlines
mié. 5/611:35 pm
SJO
- PHL
1 stop10h 18m
American Airlines
Deal found 3/16![American Airlines logo]()
$345
This American Airlines deal was found by Cheapflights users on 3/15. 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.
mié. 4/2912:50 pm
PHL
- SJO
1 stop8h 17m
American Airlines
mié. 5/611:35 pm
SJO
- PHL
1 stop10h 45m
American Airlines
Deal found 3/15![American Airlines logo]()
$320
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 marzo 16, 2026.
Search for one-way flight options from Philadelphia to Costa Rica. Find affordable one-way fares based on user searches. Data last updated marzo 16, 2026.
This American Airlines deal was found by Cheapflights users on 3/13. 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.
dom. 5/107:05 am
PHL
- SJO
1 stop16h 31m
American Airlines
Deal found 3/13![American Airlines logo]()
$139
This American Airlines deal was found by Cheapflights users on 3/13. 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.
mar. 4/286:00 am
PHL
- SJO
1 stop7h 35m
American Airlines
Deal found 3/13![American Airlines logo]()
$141
This United Airlines deal was found by Cheapflights users on 3/14. 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.
mar. 4/77:59 pm
PHL
- SJO
1 stop16h 12m
United Airlines
Deal found 3/14![United Airlines logo]()
$149
This American Airlines deal was found by Cheapflights users on 3/15. 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.
jue. 4/27:14 am
PHL
- SJO
1 stop13h 58m
American Airlines
Deal found 3/15![American Airlines logo]()
$151
This United Airlines deal was found by Cheapflights users on 3/15. 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.
lun. 5/117:45 pm
PHL
- SJO
2 stops17h 53m
United Airlines
Deal found 3/15![United Airlines logo]()
$154
This Air Canada deal was found by Cheapflights users on 3/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/133:30 pm
PHL
- LIR
1 stop23h 00m
Air Canada
Deal found 3/14![Air Canada logo]()
$163
This American Airlines deal was found by Cheapflights users on 3/14. 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.
dom. 3/299:30 pm
PHL
- SJO
1 stop16h 46m
American Airlines
Deal found 3/14![American Airlines logo]()
$164
This American Airlines deal was found by Cheapflights users on 3/12. 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.
lun. 6/111:33 am
PHL
- SJO
1 stop9h 51m
American Airlines
Deal found 3/12![American Airlines logo]()
$166
This United Airlines deal was found by Cheapflights users on 3/12. 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.
lun. 3/307:45 pm
PHL
- SJO
2 stops16h 26m
United Airlines
Deal found 3/12![United Airlines logo]()
$171
This American Airlines deal was found by Cheapflights users on 3/13. 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.
dom. 4/127:38 pm
PHL
- LIR
1 stop17h 46m
American Airlines
Deal found 3/13![American Airlines logo]()
$172
This American Airlines deal was found by Cheapflights users on 3/15. 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.
mié. 4/156:05 am
PHL
- LIR
1 stop9h 05m
American Airlines
Deal found 3/15![American Airlines logo]()
$177
This American Airlines deal was found by Cheapflights users on 3/14. 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.
lun. 4/1310:05 pm
PHL
- LIR
2 stops15h 19m
American Airlines
Deal found 3/14![American Airlines logo]()
$178
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 marzo 16, 2026.
Round-trip from | $320 (American Airlines) |
|---|---|
One-way from | $139 (American Airlines) |
Popular in | December |
Cheapest in | February |
Average price | $548 |
Good round-trip deal | $641 or less |
Good one-way deal | $244 or less |
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 marzo 16, 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 - SJO
PHLSJO
Philadelphia
lun. 5/4
7:59 pm-12:21 pm
1 stop18h 22m
San José Juan Santamaria Intl
sáb. 5/9
1:00 pm-12:59 am
1 stop9h 59m
$340
PhiladelphiaSan José
PHL - SJO
PHLSJO
Philadelphia
lun. 5/11
7:45 pm-11:38 am
2 stops17h 53m
San José Juan Santamaria Intl
sáb. 5/16
1:00 pm-12:59 am
1 stop9h 59m
$350
PhiladelphiaLiberia
PHL - LIR
PHLLIR
Philadelphia
jue. 4/9
7:59 pm-12:10 pm
1 stop18h 11m
Liberia
jue. 4/16
3:27 pm-11:43 am
1 stop18h 16m
$376
PhiladelphiaLiberia
PHL - LIR
PHLLIR
Philadelphia
sáb. 4/11
7:45 pm-11:53 am
2 stops18h 08m
Liberia
sáb. 4/18
3:27 pm-10:28 am
2 stops17h 01m
$381
PhiladelphiaSan José
PHL - SJO
PHLSJO
Philadelphia
jue. 4/30
12:54 pm-7:37 pm
1 stop8h 43m
San José Juan Santamaria Intl
dom. 5/3
1:25 pm-9:59 am
2 stops18h 34m
$444
PhiladelphiaLiberia
PHL - LIR
PHLLIR
Philadelphia
lun. 6/1
7:58 pm-9:50 am
1 stop15h 52m
Liberia
lun. 6/8
3:27 pm-9:39 am
2 stops16h 12m
$447
PhiladelphiaSan José
PHL - SJO
PHLSJO
Philadelphia
lun. 4/27
7:55 am-7:00 pm
2 stops13h 05m
San José Juan Santamaria Intl
mar. 5/5
9:00 am-10:00 pm
2 stops11h 00m
$450
PhiladelphiaSan José
PHL - SJO
PHLSJO
Philadelphia
mié. 6/3
1:31 pm-10:11 am
2 stops22h 40m
San José Juan Santamaria Intl
mar. 6/9
12:30 am-11:44 pm
2 stops21h 14m
$455
PhiladelphiaSan José
PHL - SJO
PHLSJO
Philadelphia
vie. 5/29
10:32 am-10:39 pm
2 stops14h 07m
San José Juan Santamaria Intl
dom. 5/31
7:55 am-9:39 am
2 stops23h 44m
$455
PhiladelphiaSan José
PHL - SJO
PHLSJO
Philadelphia
sáb. 5/30
1:04 pm-10:39 pm
1 stop11h 35m
San José Juan Santamaria Intl
lun. 6/1
7:55 am-9:45 am
2 stops23h 50m
$455
Showing 1-10 of 39 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-SJO
PHL-LIR
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-SJO
PHL-LIR
What is the cheapest month to book a flight from Philadelphia to Costa Rica?
Currently, November is the cheapest month in which you can book a flight from Philadelphia to Costa Rica (average of $122). Flying from Philadelphia to Costa Rica in May is currently the most expensive (average of $239). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from PHL to CR?
Find hourly flight availability from Philadelphia to Costa Rica. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated marzo 16, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Philadelphia to Costa Rica as you normally would.
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 marzo 16, 2026.
Read reviews from past customers who have flown Delta,JetBlue, andAmerican Airlines 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.
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
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
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Complete your trip
Complete your trip to Costa Rica by adding a car rental and/or hotel reservation to your travel itinerary.
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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 marzo 16, 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 marzo 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$141 | Average$780 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$160 | Average$524 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$212 | Average$390 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$234 | Average$533 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$251 | Average$477 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$290 | Average$612 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$437 | Average$639 | FlexibilityNo cancel fee | On-time63% |