$143+ Cheap flights from Philadelphia (PHL) to Costa Rica
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SJO
Oct 10 — Oct 171
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Philadelphia to Costa Rica with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Philadelphia to Costa Rica
Cheapest
Best
Last-minute
One-way
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 September 10, 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 September 10, 2026.
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Sun 10/47:00 am -
1 stop8h 47m
Fri 10/92:44 pm -
1 stop17h 01m
Deal found 9/10![American Airlines logo]()
$318
This Air Canada deal was found by Cheapflights users on 9/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/303:20 pm -
1 stop24h 00m
Wed 12/93:20 pm -
1 stop22h 24m
Deal found 9/9![Air Canada logo]()
$320
This Air Canada deal was found by Cheapflights users on 9/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/244:20 pm -
1 stop22h 50m
Sat 10/312:20 pm -
1 stop23h 24m
Deal found 9/9![Air Canada logo]()
$325
This Air Canada deal was found by Cheapflights users on 9/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/299:15 am -
1 stop29h 55m
Sat 12/53:10 pm -
1 stop30h 46m
Deal found 9/9![Air Canada logo]()
$330
This American Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 10/267:50 pm -
1 stop19h 28m
Tue 11/31:33 pm -
2 stops19h 28m
Deal found 9/7![American Airlines logo]()
$331
This Air Canada deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” 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.
Sat 11/285:05 pm -
1 stop22h 05m
Sun 12/63:10 pm -
1 stop30h 46m
Deal found 9/5![Air Canada logo]()
$342
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/318:32 pm -
1 stop19h 14m
Tue 11/32:07 pm -
1 stop8h 29m
Deal found 9/9![American Airlines logo]()
$346
This American Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” 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 10/278:35 am -
2 stops13h 46m
Wed 11/43:54 pm -
2 stops14h 45m
Deal found 9/5![American Airlines logo]()
$351
This American Airlines deal was found by Cheapflights users on 9/9. 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 11/76:45 pm -
1 stop19h 22m
Wed 11/113:54 pm -
1 stop16h 51m
Deal found 9/9![American Airlines logo]()
$353
This American Airlines deal was found by Cheapflights users on 9/10. 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 10/278:32 pm -
1 stop19h 28m
Tue 11/173:54 pm -
1 stop7h 44m
Deal found 9/10![American Airlines logo]()
$376
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/305:59 pm -
1 stop15h 56m
Wed 11/49:55 am -
2 stops12h 21m
Deal found 9/9![Multiple Airlines logo]()
$423
This KAYAK deal was found by Cheapflights users on 9/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/319:02 pm -
2 stops18h 44m
Thu 11/56:20 am -
1 stop11h 56m
Deal found 9/9![GOL logo]()
$428
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 September 10, 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 September 10, 2026.
This Delta deal was found by Cheapflights users on 9/10. 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 1/46:00 am -
1 stop9h 00m
Thu 1/143:25 pm -
1 stop8h 26m
Deal found 9/10![Delta logo]()
$356
This United Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:46 pm -
2 stops19h 24m
Wed 11/115:20 pm -
2 stops15h 29m
Deal found 9/5![United Airlines logo]()
$435
This Southwest deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:25 am -
1 stop7h 10m
Mon 11/21:20 pm -
1 stop8h 45m
Deal found 9/8![Southwest logo]()
$522
This Air Canada deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” 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.
Fri 11/203:20 pm -
1 stop9h 30m
Mon 11/309:20 am -
2 stops30h 01m
Deal found 9/5![Air Canada logo]()
$616
This Copa Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 10/79:34 am -
2 stops25h 30m
Wed 10/1410:03 am -
2 stops21h 40m
Deal found 9/7![Copa Airlines logo]()
$619
This Travelocity deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:48 pm -
2 stops30h 52m
Thu 10/17:45 pm -
2 stops24h 18m
Deal found 9/5![Multiple Airlines logo]()
$663
This JetBlue deal was found by Cheapflights users on 9/10. 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.
Thu 12/178:15 am -
1 stop6h 45m
Fri 12/253:05 pm -
1 stop7h 51m
Deal found 9/10![JetBlue logo]()
$789
This United Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 1/1912:40 pm -
1 stop8h 59m
Mon 1/251:15 am -
1 stop14h 41m
Deal found 9/7![United Airlines logo]()
$464
This Delta deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” 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 stop8h 00m
Mon 11/22:25 pm -
1 stop9h 30m
Deal found 9/6![Delta logo]()
$538
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/276:15 am -
2 stops14h 38m
Wed 11/42:25 pm -
2 stops18h 27m
Deal found 9/10![United Airlines logo]()
$501
This United Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” 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 11/107:40 pm -
2 stops25h 59m
Tue 11/1711:28 pm -
2 stops13h 49m
Deal found 9/6![United Airlines logo]()
$521
This United Airlines deal was found by Cheapflights users on 9/10. 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 1/266:22 am -
1 stop31h 34m
Tue 2/22:20 pm -
2 stops20h 54m
Deal found 9/10![United Airlines logo]()
$572
This Copa Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:15 am -
2 stops26h 55m
Sun 10/45:45 am -
2 stops25h 58m
Deal found 9/8![Copa Airlines logo]()
$775
This United Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/235:01 pm -
2 stops21h 09m
Wed 9/301:20 pm -
2 stops18h 23m
Deal found 9/6![United Airlines logo]()
$602
This United Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 2/66:00 am -
2 stops13h 37m
Sat 2/138:35 am -
2 stops13h 33m
Deal found 9/7![United Airlines logo]()
$605
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/147:00 pm -
1 stop18h 55m
Fri 2/198:35 am -
1 stop26h 35m
Deal found 9/8![United Airlines logo]()
$675
This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/125:53 pm -
1 stop20h 29m
Fri 12/181:25 pm -
1 stop10h 09m
Deal found 9/9![United Airlines logo]()
$697
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 1/168:15 am -
1 stop11h 22m
Sat 1/232:20 pm -
2 stops20h 54m
Deal found 9/10![United Airlines logo]()
$729
This United Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 2/206:10 am -
2 stops13h 27m
Sat 2/278:35 am -
2 stops13h 33m
Deal found 9/7![United Airlines logo]()
$742
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sun 2/218:00 pm -
2 stops17h 15m
Sat 2/278:45 am -
2 stops13h 23m
Deal found 9/10![United Airlines logo]()
$771
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 1/26:24 am -
2 stops17h 08m
Tue 1/121:15 am -
2 stops19h 18m
Deal found 9/10![United Airlines logo]()
$803
Last-minute flights from Philadelphia to Costa RicaDiscover last-minute flight deals from Philadelphia to Costa Rica. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Costa Rica. Data last updated September 10, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Sun 10/47:00 am -
1 stop8h 47m
Fri 10/92:44 pm -
1 stop17h 01m
Deal found 9/10![American Airlines logo]()
$318
This United Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” 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 10/206:16 am -
1 stop7h 54m
Tue 10/274:20 pm -
2 stops19h 59m
Deal found 9/5![United Airlines logo]()
$343
This Air Canada deal was found by Cheapflights users on 9/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/244:20 pm -
1 stop22h 50m
Sat 10/312:20 pm -
1 stop23h 24m
Deal found 9/9![Air Canada logo]()
$325
This Air Canada deal was found by Cheapflights users on 9/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/259:10 am -
1 stop30h 00m
Thu 10/292:10 pm -
1 stop30h 46m
Deal found 9/9![Air Canada logo]()
$352
This American Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 10/267:50 pm -
1 stop19h 28m
Tue 11/31:33 pm -
2 stops19h 28m
Deal found 9/7![American Airlines logo]()
$331
This Delta deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 10/266:35 am -
1 stop7h 25m
Mon 11/92:37 pm -
1 stop9h 17m
Deal found 9/7![Delta logo]()
$440
This American Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” 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 10/278:35 am -
2 stops13h 46m
Wed 11/43:54 pm -
2 stops14h 45m
Deal found 9/5![American Airlines logo]()
$351
This American Airlines deal was found by Cheapflights users on 9/10. 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 10/278:32 pm -
1 stop19h 28m
Tue 11/173:54 pm -
1 stop7h 44m
Deal found 9/10![American Airlines logo]()
$376
This Southwest deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:55 am -
2 stops14h 45m
Mon 11/21:20 pm -
1 stop8h 45m
Deal found 9/8![Southwest logo]()
$439
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/305:59 pm -
1 stop15h 56m
Wed 11/49:55 am -
2 stops12h 21m
Deal found 9/9![Multiple Airlines logo]()
$423
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/318:32 pm -
1 stop19h 14m
Tue 11/32:07 pm -
1 stop8h 29m
Deal found 9/9![American Airlines logo]()
$346
This KAYAK deal was found by Cheapflights users on 9/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/319:02 pm -
2 stops18h 44m
Thu 11/56:20 am -
1 stop11h 56m
Deal found 9/9![GOL logo]()
$428
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 September 10, 2026.
Search for one-way flight options from Philadelphia to Costa Rica. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Delta deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” 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 12/77:34 pm -
1 stop18h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Delta logo]()
$143
This Air Canada deal was found by Cheapflights users on 9/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/83:20 pm -
1 stop24h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Air Canada logo]()
$147
This Air Canada deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/79:15 am -
1 stop29h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Air Canada logo]()
$152
This United Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” 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 10/57:10 pm -
2 stops19h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![United Airlines logo]()
$153
This JetBlue deal was found by Cheapflights users on 9/9. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:00 am -
1 stop8h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![JetBlue logo]()
$157
This Air Canada deal was found by Cheapflights users on 9/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/93:20 pm -
1 stop24h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Air Canada logo]()
$158
This United Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 10/67:30 pm -
2 stops18h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![United Airlines logo]()
$159
This Air Canada deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” 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.
Sat 12/53:20 pm -
2 stops23h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Air Canada logo]()
$161
This Air Canada deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” 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.
Fri 12/45:05 pm -
1 stop22h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Air Canada logo]()
$163
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:53 pm -
1 stop16h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![United Airlines logo]()
$177
This American Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 10/255:00 am -
1 stop11h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![American Airlines logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 10/198:30 am -
2 stops49h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$187
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 September 10, 2026.
Round-trip from | $318 (American Airlines) |
|---|---|
One-way from | $143 (Delta) |
Popular in | December |
Cheapest in | February |
Average price | $468 |
Good round-trip deal | $668 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 7,457,451 searches. Data last updated September 10, 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
PhiladelphiaLiberia
PHL Philadelphia - LIR Liberia
PHLLIR
Philadelphia
Mon 12/7
4:59 pm-11:44 am
2 stops19h 45m
Liberia
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$153
PhiladelphiaLiberia
PHL Philadelphia - LIR Liberia
PHLLIR
Philadelphia
Mon 3/8
8:00 pm-12:55 pm
2 stops17h 55m
Liberia
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$162
PhiladelphiaSan José
PHL Philadelphia - SJO San José Juan Santamaria Intl
PHLSJO
Philadelphia
Sun 11/1
7:53 pm-11:25 am
1 stop16h 32m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$177
PhiladelphiaLiberia
PHL Philadelphia - LIR Liberia
PHLLIR
Philadelphia
Tue 3/9
5:30 am-2:20 pm
1 stop9h 50m
Liberia
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$179
Quickest round-trip
PhiladelphiaLiberia
PHL Philadelphia - LIR Liberia
PHLLIR
Philadelphia
Mon 10/12
8:00 am-12:58 pm
1 stop6h 58m
Liberia
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$185
PhiladelphiaLiberia
PHL Philadelphia - LIR Liberia
PHLLIR
Philadelphia
Tue 10/6
6:16 am-12:10 pm
1 stop7h 54m
Liberia
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$203
PhiladelphiaSan José
PHL Philadelphia - SJO San José Juan Santamaria Intl
PHLSJO
Philadelphia
Mon 1/25
6:22 am-6:16 pm
2 stops12h 54m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$211
PhiladelphiaSan José
PHL Philadelphia - SJO San José Juan Santamaria Intl
PHLSJO
Philadelphia
Fri 10/23
6:25 am-7:40 pm
2 stops15h 15m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$217
PhiladelphiaSan José
PHL Philadelphia - SJO San José Juan Santamaria Intl
PHLSJO
Philadelphia
Tue 10/20
6:16 am-12:21 pm
1 stop8h 05m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$218
PhiladelphiaLiberia
PHL Philadelphia - LIR Liberia
PHLLIR
Philadelphia
Thu 3/4
6:00 am-1:00 pm
1 stop8h 00m
Liberia
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$232
Showing 1-10 of 42 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 $420). Flying from Philadelphia to Costa Rica in December is currently the most expensive (average of $668). 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 September 10, 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.
Entertainment
7.8
Overall
7.8
Boarding
8.1
Food
7.2
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Entertainment
7.8
Overall
7.8
Boarding
8.1
Food
7.2
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Entertainment
7.8
Overall
7.8
Boarding
8.1
Food
7.2
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Entertainment
7.8
Overall
7.8
Boarding
8.1
Food
7.2
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Entertainment
7.8
Overall
7.8
Boarding
8.1
Food
7.2
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Entertainment
7.8
Overall
7.8
Boarding
8.1
Food
7.2
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - 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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Alternative routes for 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 September 10, 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 7,457,451 searches. Data last updated September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$170 | Average$513 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$194 | Average$714 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$218 | Average$503 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$270 | Average$512 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$294 | Average$582 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$399 | Average$563 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$406 | Average$780 | FlexibilityNo cancel fee | On-time74% |