$236+ Cheap flights from San Francisco (SFO) 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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SJO
Aug 21 — Aug 281
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to Costa Rica with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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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 San Francisco to Costa Rica
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Cheapest flights from San Francisco to Costa RicaExplore the most affordable flight options available from San Francisco to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 22, 2026.
Explore the most affordable flight options available from San Francisco to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 22, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:37 pm
SFO
- LIR
1 stop25h 15m
Alaska Airlines
Sat 9/58:40 am
LIR
- SFO
1 stop25h 00m
Alaska Airlines
Deal found 7/21![Alaska Airlines logo]()
$565
This Priceline deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2812:35 pm
SFO
- LIR
Nonstop6h 10m
Multiple Airlines
Sat 12/52:00 pm
LIR
- SFO
1 stop11h 33m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$571
This KAYAK deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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.
Mon 12/149:44 pm
SFO
- LIR
1 stop13h 11m
JetBlue
Fri 1/152:00 pm
LIR
- SFO
1 stop11h 29m
JetBlue
Deal found 7/21![JetBlue logo]()
$572
This KAYAK deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 9/510:40 pm
SFO
- LIR
1 stop13h 21m
JetBlue
Fri 9/111:05 pm
LIR
- SFO
1 stop21h 00m
JetBlue
Deal found 7/20![JetBlue logo]()
$574
This Ovago deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/79:44 pm
SFO
- LIR
1 stop13h 11m
JetBlue
Mon 12/142:00 pm
LIR
- SFO
1 stop11h 33m
JetBlue
Deal found 7/20![JetBlue logo]()
$579
This JetBlue deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 8/2210:40 pm
SFO
- LIR
1 stop13h 21m
JetBlue
Wed 9/22:06 pm
LIR
- SFO
1 stop10h 45m
JetBlue
Deal found 7/21![JetBlue logo]()
$580
This Air Canada deal was found by Cheapflights users on 7/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2311:35 am
SFO
- LIR
1 stop23h 15m
Air Canada
Fri 11/63:10 pm
LIR
- SFO
1 stop24h 00m
Air Canada
Deal found 7/16![Air Canada logo]()
$581
This Priceline deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/78:51 pm
SFO
- LIR
1 stop15h 09m
Multiple Airlines
Fri 11/1310:00 am
LIR
- SFO
1 stop24h 36m
Multiple Airlines
Deal found 7/19![Multiple Airlines logo]()
$583
This CheapOair deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/72:00 pm
SFO
- LIR
1 stop14h 22m
Alaska Airlines
Sun 12/208:32 am
LIR
- SFO
1 stop15h 09m
Alaska Airlines
Deal found 7/21![Alaska Airlines logo]()
$584
This KAYAK deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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.
Tue 11/178:51 pm
SFO
- LIR
1 stop15h 09m
JetBlue
Wed 11/252:00 pm
LIR
- SFO
1 stop11h 58m
JetBlue
Deal found 7/19![JetBlue logo]()
$587
This JetBlue deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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 9/310:40 pm
SFO
- LIR
1 stop13h 21m
JetBlue
Thu 9/101:05 pm
LIR
- SFO
1 stop11h 14m
JetBlue
Deal found 7/19![JetBlue logo]()
$588
This Southwest deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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 8/175:05 pm
SFO
- SJO
2 stops18h 40m
Southwest
Tue 8/259:00 am
SJO
- SFO
2 stops15h 15m
Southwest
Deal found 7/19![Southwest logo]()
$682
Best flights from San Francisco to Costa RicaDiscover carefully curated flight deals from San Francisco to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 22, 2026.
Discover carefully curated flight deals from San Francisco to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 22, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/108:35 am
SFO
- LIR
1 stop8h 20m
Alaska Airlines
Fri 11/1310:00 am
LIR
- SFO
2 stops25h 00m
Alaska Airlines
Deal found 7/16![Alaska Airlines logo]()
$598
This Delta deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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 10/39:55 pm
SFO
- LIR
1 stop13h 05m
Delta
Sat 10/101:00 pm
LIR
- SFO
1 stop10h 51m
Delta
Deal found 7/19![Delta logo]()
$640
This Copa Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” 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 9/178:21 pm
SFO
- SJO
1 stop9h 49m
Copa Airlines
Mon 9/2110:03 am
SJO
- SFO
1 stop14h 37m
Copa Airlines
Deal found 7/17![Copa Airlines logo]()
$696
This Air Canada deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 12/15:35 pm
SFO
- LIR
2 stops18h 45m
Air Canada
Wed 12/93:20 pm
LIR
- SFO
2 stops26h 46m
Air Canada
Deal found 7/21![Air Canada logo]()
$730
This Avianca deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/52:30 am
SFO
- SJO
1 stop8h 00m
Avianca
Sun 9/137:45 pm
SJO
- SFO
1 stop18h 05m
Avianca
Deal found 7/18![Avianca logo]()
$756
This United Airlines deal was found by Cheapflights users on 7/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:00 am
SFO
- LIR
1 stop9h 10m
United Airlines
Sun 11/159:25 am
LIR
- SFO
Nonstop6h 54m
United Airlines
Deal found 7/16![United Airlines logo]()
$804
This JetBlue deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 9/110:40 pm
SFO
- LIR
1 stop13h 21m
JetBlue
Sun 9/62:06 pm
LIR
- SFO
1 stop10h 44m
JetBlue
Deal found 7/20![JetBlue logo]()
$815
This Southwest deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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 8/143:00 pm
SFO
- SJO
2 stops20h 15m
Southwest
Tue 8/189:00 am
SJO
- SFO
2 stops13h 10m
Southwest
Deal found 7/19![Southwest logo]()
$877
This Alaska Airlines deal was found by Cheapflights users on 7/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1110:03 pm
SFO
- LIR
1 stop18h 52m
Alaska Airlines
Fri 11/1310:00 am
LIR
- SFO
1 stop29h 55m
Alaska Airlines
Deal found 7/16![Alaska Airlines logo]()
$608
This Delta deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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 1/49:30 pm
SFO
- LIR
1 stop14h 20m
Delta
Sat 1/162:00 pm
LIR
- SFO
2 stops22h 54m
Delta
Deal found 7/18![Delta logo]()
$645
This Alaska Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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.
Sat 1/98:00 am
SFO
- LIR
1 stop8h 25m
Alaska Airlines
Sat 1/166:23 pm
LIR
- SFO
Nonstop7h 04m
Alaska Airlines
Deal found 7/18![Alaska Airlines logo]()
$630
This Copa Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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 11/412:33 am
SFO
- SJO
1 stop28h 29m
Copa Airlines
Tue 11/108:44 am
SJO
- SFO
1 stop16h 28m
Copa Airlines
Deal found 7/18![Copa Airlines logo]()
$696
This Delta deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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 1/59:30 pm
SFO
- LIR
1 stop14h 20m
Delta
Sat 1/162:00 pm
LIR
- SFO
2 stops22h 54m
Delta
Deal found 7/18![Delta logo]()
$645
This Avianca deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/102:15 pm
SFO
- SJO
1 stop17h 30m
Avianca
Thu 9/175:05 am
SJO
- SFO
1 stop8h 45m
Avianca
Deal found 7/21![Avianca logo]()
$767
This Alaska Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 12/110:20 pm
SFO
- LIR
1 stop30h 02m
Alaska Airlines
Wed 12/911:22 am
LIR
- SFO
2 stops31h 01m
Alaska Airlines
Deal found 7/21![Alaska Airlines logo]()
$657
This Delta deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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 9/711:15 pm
SFO
- LIR
1 stop11h 45m
Delta
Wed 9/91:25 pm
LIR
- SFO
1 stop11h 32m
Delta
Deal found 7/19![Delta logo]()
$730
This Alaska Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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 11/96:20 pm
SFO
- SJO
1 stop26h 48m
Alaska Airlines
Wed 11/111:43 am
SJO
- SFO
1 stop17h 41m
Alaska Airlines
Deal found 7/18![Alaska Airlines logo]()
$696
This United Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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 1/1212:08 am
SFO
- SJO
Nonstop6h 24m
United Airlines
Wed 1/209:40 am
SJO
- SFO
Nonstop7h 05m
United Airlines
Deal found 7/19![United Airlines logo]()
$944
This United Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:30 pm
SFO
- SJO
1 stop16h 51m
United Airlines
Thu 9/178:45 am
SJO
- SFO
Nonstop6h 45m
United Airlines
Deal found 7/21![United Airlines logo]()
$969
This Delta deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 9/104:05 pm
SFO
- SJO
2 stops18h 49m
Delta
Thu 9/171:19 pm
SJO
- SFO
1 stop11h 38m
Delta
Deal found 7/21![Delta logo]()
$825
This Alaska Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:47 am
SFO
- SJO
1 stop9h 43m
Alaska Airlines
Sat 10/177:00 am
SJO
- SFO
1 stop12h 50m
Alaska Airlines
Deal found 7/19![Alaska Airlines logo]()
$766
This United Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/208:45 am
SFO
- SJO
1 stop9h 52m
United Airlines
Thu 8/278:45 am
SJO
- SFO
Nonstop6h 45m
United Airlines
Deal found 7/21![United Airlines logo]()
$973
This Alaska Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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.
Sat 11/214:11 pm
SFO
- LIR
1 stop12h 53m
Alaska Airlines
Sat 11/287:14 pm
LIR
- SFO
1 stop15h 46m
Alaska Airlines
Deal found 7/18![Alaska Airlines logo]()
$903
This Alaska Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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.
Sat 8/82:40 pm
SFO
- SJO
1 stop8h 06m
Alaska Airlines
Fri 8/141:06 am
SJO
- SFO
1 stop14h 45m
Alaska Airlines
Deal found 7/18![Alaska Airlines logo]()
$917
Last-minute flights from San Francisco to Costa RicaDiscover last-minute flight deals from San Francisco to Costa Rica. Data last updated July 22, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Costa Rica. Data last updated July 22, 2026 and is based on user searches.
This Orbitz deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/109:43 pm
SFO
- LIR
1 stop18h 46m
Alaska Airlines
Sun 9/138:32 am
LIR
- SFO
1 stop27h 52m
Alaska Airlines
Deal found 7/17![Alaska Airlines logo]()
$608
This Kiwi.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:08 pm
SFO
- LIR
2 stops31h 29m
Multiple Airlines
Sun 9/138:32 am
LIR
- SFO
1 stop27h 15m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$626
This Southwest deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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 8/175:05 pm
SFO
- SJO
2 stops18h 40m
Southwest
Tue 8/259:00 am
SJO
- SFO
2 stops15h 15m
Southwest
Deal found 7/19![Southwest logo]()
$682
This JetBlue deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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.
Fri 8/2110:40 pm
SFO
- LIR
1 stop13h 21m
JetBlue
Sat 9/52:06 pm
LIR
- SFO
1 stop10h 45m
JetBlue
Deal found 7/21![JetBlue logo]()
$588
This JetBlue deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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.
Fri 8/2110:40 pm
SFO
- LIR
1 stop13h 21m
JetBlue
Fri 9/42:06 pm
LIR
- SFO
1 stop10h 45m
JetBlue
Deal found 7/21![JetBlue logo]()
$625
This JetBlue deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 8/2210:40 pm
SFO
- LIR
1 stop13h 21m
JetBlue
Wed 9/22:06 pm
LIR
- SFO
1 stop10h 45m
JetBlue
Deal found 7/21![JetBlue logo]()
$580
This Justfly.com deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2210:40 pm
SFO
- LIR
1 stop13h 21m
JetBlue
Tue 9/12:06 pm
LIR
- SFO
1 stop20h 43m
JetBlue
Deal found 7/18![JetBlue logo]()
$628
This Alaska Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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.
Wed 8/2611:56 am
SFO
- LIR
2 stops54h 56m
Alaska Airlines
Sat 9/58:40 am
LIR
- SFO
1 stop25h 00m
Alaska Airlines
Deal found 7/21![Alaska Airlines logo]()
$621
This Alaska Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:37 pm
SFO
- LIR
1 stop25h 15m
Alaska Airlines
Sat 9/58:40 am
LIR
- SFO
1 stop25h 00m
Alaska Airlines
Deal found 7/21![Alaska Airlines logo]()
$565
This KAYAK deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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.
Thu 8/2710:40 pm
SFO
- LIR
1 stop13h 21m
JetBlue
Wed 9/22:06 pm
LIR
- SFO
1 stop10h 45m
JetBlue
Deal found 7/20![JetBlue logo]()
$624
This KAYAK deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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.
Fri 8/2810:40 pm
SFO
- LIR
1 stop13h 21m
JetBlue
Sun 9/62:06 pm
LIR
- SFO
1 stop10h 44m
JetBlue
Deal found 7/18![JetBlue logo]()
$587
This JetBlue deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3010:40 pm
SFO
- LIR
1 stop13h 21m
JetBlue
Thu 9/101:05 pm
LIR
- SFO
1 stop11h 14m
JetBlue
Deal found 7/21![JetBlue logo]()
$613
One-way flights from San Francisco to Costa RicaSearch for one-way flight options from San Francisco to Costa Rica. Find affordable one-way fares based on user searches. Data last updated July 22, 2026.
Search for one-way flight options from San Francisco to Costa Rica. Find affordable one-way fares based on user searches. Data last updated July 22, 2026.
This Trip.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1211:20 am
SFO
- SJO
2 stops20h 00m
Frontier
Deal found 7/17![Frontier logo]()
$236
This Southwest deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 11/211:35 pm
SFO
- LIR
2 stops12h 15m
Southwest
Deal found 7/20![Southwest logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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.
Wed 11/1111:42 am
SFO
- SJO
2 stops35h 43m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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.
Thu 8/203:38 pm
SFO
- SJO
2 stops22h 33m
Multiple Airlines
Deal found 7/19![Multiple Airlines logo]()
$242
This Southwest deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” 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 8/245:05 pm
SFO
- SJO
2 stops18h 40m
Southwest
Deal found 7/17![Southwest logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” 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.
Sat 10/37:30 pm
SFO
- SJO
2 stops39h 45m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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.
Thu 11/126:25 am
SFO
- SJO
2 stops17h 00m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 10/65:59 pm
SFO
- SJO
2 stops41h 16m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” 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 8/188:56 pm
SFO
- SJO
2 stops38h 24m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$269
This Southwest deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 8/205:10 am
SFO
- SJO
2 stops12h 30m
Southwest
Deal found 7/21![Southwest logo]()
$272
This Southwest deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/165:15 pm
SFO
- SJO
2 stops18h 30m
Southwest
Deal found 7/17![Southwest logo]()
$274
This JetBlue deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 8/1710:40 pm
SFO
- LIR
1 stop13h 21m
JetBlue
Deal found 7/20![JetBlue logo]()
$274
Find flight deals from San Francisco to Costa Rica
Keep the following information in mind while searching for San Francisco to Costa Rica flight deals. Data was last updated July 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $565 (Alaska Airlines) |
One-way from | $236 (Trip.com) |
Popular in | December |
Cheapest in | February |
Average price | $779 |
Good round-trip deal | $779 or less |
Good one-way deal | $359 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco 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 July 22, 2026.
Use the filters below to find and compare flights from San Francisco to Costa Rica that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoLiberia
SFO - LIR
SFOLIR
San Francisco
Tue 11/10
8:35 am-6:55 pm
1 stop8h 20m
Liberia
Fri 11/13
10:00 am-9:00 am
2 stops25h 00m
$598
San FranciscoLiberia
SFO - LIR
SFOLIR
San Francisco
Wed 11/11
10:03 pm-6:55 pm
1 stop18h 52m
Liberia
Fri 11/13
10:00 am-1:55 pm
1 stop29h 55m
$608
San FranciscoLiberia
SFO - LIR
SFOLIR
San Francisco
Sat 1/9
8:00 am-6:25 pm
1 stop8h 25m
Liberia
Sat 1/16
6:23 pm-11:27 pm
Nonstop7h 04m
$630
San FranciscoLiberia
SFO - LIR
SFOLIR
San Francisco
Sat 10/3
9:55 pm-12:00 pm
1 stop13h 05m
Liberia
Sat 10/10
1:00 pm-10:51 pm
1 stop10h 51m
$640
San FranciscoLiberia
SFO - LIR
SFOLIR
San Francisco
Mon 1/4
9:30 pm-1:50 pm
1 stop14h 20m
Liberia
Sat 1/16
2:00 pm-10:54 am
2 stops22h 54m
$645
San FranciscoLiberia
SFO - LIR
SFOLIR
San Francisco
Tue 1/5
9:30 pm-1:50 pm
1 stop14h 20m
Liberia
Sat 1/16
2:00 pm-10:54 am
2 stops22h 54m
$645
San FranciscoLiberia
SFO - LIR
SFOLIR
San Francisco
Tue 12/1
10:20 pm-6:22 am
1 stop30h 02m
Liberia
Wed 12/9
11:22 am-4:23 pm
2 stops31h 01m
$657
San FranciscoSan José
SFO - SJO
SFOSJO
San Francisco
Thu 9/17
8:21 pm-7:10 am
1 stop9h 49m
San José Juan Santamaria Intl
Mon 9/21
10:03 am-11:40 pm
1 stop14h 37m
$696
San FranciscoSan José
SFO - SJO
SFOSJO
San Francisco
Wed 11/4
12:33 am-7:02 am
1 stop28h 29m
San José Juan Santamaria Intl
Tue 11/10
8:44 am-11:12 pm
1 stop16h 28m
$696
San FranciscoSan José
SFO - SJO
SFOSJO
San Francisco
Mon 11/9
6:20 pm-11:08 pm
1 stop26h 48m
San José Juan Santamaria Intl
Wed 11/11
1:43 am-5:24 pm
1 stop17h 41m
$696
Showing 1-10 of 44 resultsSorted by cheapest first
Best time to book a flight from San Francisco to Costa Rica
Have a flexible travel schedule? Discover the best time to fly to Costa Rica from San Francisco with our price prediction graph.
SFO-LIR
SFO-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 San Francisco to Costa Rica
SFO-CR0
SFO-LIR
SFO-SJO
What is the cheapest month to book a flight from San Francisco to Costa Rica?
Currently, February is the cheapest month in which you can book a flight from San Francisco to Costa Rica (average of $568). Flying from San Francisco to Costa Rica in December is currently the most expensive (average of $874). 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 SFO to CR?
Find hourly flight availability from San Francisco 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 July 22, 2026.
When flying from San Francisco to Costa Rica, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from San Francisco to Costa Rica
Explore weekly flight availability from San Francisco to Costa Rica. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 22, 2026.
The most flights from SFO to CR0 are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).
How often are flights from San Francisco to Costa Rica delayed?
About 14% of weekly flights between San Francisco and Costa Rica have experienced delays in the past year, with the average delay time being 101 minutes.
What is the most punctual flight time for San Francisco to Costa Rica flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Monday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on San Francisco to Costa Rica flights?
Over the last year, United Airlines have had the lowest number of delays on this route, with just 14% of flights being delayed.
How far ahead should I book a flight from San Francisco to Costa Rica?
Booking 59 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco to Costa Rica. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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 July 22, 2026.
Read through reviews of airlines operating flights from San Francisco to Costa Rica, such as Alaska Airlines,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Food
7.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Overall
7.9
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Food
7.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Overall
7.9
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Food
7.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Overall
7.9
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Food
7.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Overall
7.9
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Food
7.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Overall
7.9
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Food
7.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Related info for your journey
Find useful and relevant information for your journey from San Francisco 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 San Francisco 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 San Francisco to Costa Rica by cabin class
Find flights from San Francisco to Costa Rica, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Francisco and Costa Rica flights
Browse other San Francisco and Costa Rica flight options. Last updated on July 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 8 airlines flying from San Francisco to Costa Rica
Discover the top 8 airlines that operate flights from San Francisco 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 July 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$242 | Average$537 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$279 | Average$680 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$285 | Average$653 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$302 | Average$694 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$320 | Average$530 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$335 | Average$584 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$368 | Average$755 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$417 | Average$769 | FlexibilityNo cancel fee | On-time69% |