$217+ 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 7/27. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SJO
Jun 29 — Jul 61
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to Costa Rica with Cheapflights
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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 May 30, 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 May 30, 2026.
This Delta deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/810:30 pm
SFO
- LIR
1 stop12h 30m
Delta
Tue 9/151:25 pm
LIR
- SFO
1 stop11h 32m
Delta
Deal found 5/28![Delta logo]()
$340
This Delta deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/144:05 pm
SFO
- LIR
1 stop18h 55m
Delta
Fri 8/211:25 pm
LIR
- SFO
1 stop11h 29m
Delta
Deal found 5/28![Delta logo]()
$488
This Delta deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” 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 11/2611:45 pm
SFO
- LIR
1 stop10h 55m
Delta
Thu 12/32:05 pm
LIR
- SFO
1 stop12h 10m
Delta
Deal found 5/28![Delta logo]()
$531
This Faresmojo deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/103:30 pm
SFO
- LIR
1 stop19h 30m
JetBlue
Sat 10/241:25 pm
LIR
- SFO
1 stop22h 07m
JetBlue
Deal found 5/28![JetBlue logo]()
$537
This Orbitz deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” 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.
Sat 10/178:40 am
SFO
- LIR
1 stop10h 44m
Multiple Airlines
Sat 10/313:40 pm
LIR
- SFO
1 stop20h 38m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$547
This Southwest deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:35 am
SFO
- SJO
2 stops11h 05m
Southwest
Tue 9/299:00 am
SJO
- SFO
2 stops14h 20m
Southwest
Deal found 5/26![Southwest logo]()
$549
This Priceline deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” 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.
Thu 8/208:51 pm
SFO
- SJO
1 stop10h 29m
Frontier
Thu 8/279:35 am
SJO
- SFO
1 stop25h 54m
Frontier
Deal found 5/26![Frontier logo]()
$556
This Air Canada deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” 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 10/2510:45 pm
SFO
- LIR
1 stop13h 10m
Air Canada
Sat 11/72:55 pm
LIR
- SFO
2 stops24h 56m
Air Canada
Deal found 5/28![Air Canada logo]()
$564
This Faresmojo deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/208:16 pm
SFO
- SJO
1 stop13h 50m
Copa Airlines
Sun 6/288:30 am
SJO
- SFO
1 stop10h 44m
Copa Airlines
Deal found 5/26![Copa Airlines logo]()
$581
This Priceline deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” 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 8/228:51 pm
SFO
- SJO
1 stop10h 29m
Frontier
Fri 8/289:35 am
SJO
- SFO
1 stop25h 54m
Frontier
Deal found 5/25![Frontier logo]()
$582
This Southwest deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” 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 8/208:10 pm
SFO
- SJO
2 stops21h 30m
Southwest
Thu 8/271:40 pm
SJO
- SFO
2 stops19h 10m
Southwest
Deal found 5/27![Southwest logo]()
$583
This Justfly.com deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” 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.
Mon 8/2410:40 pm
SFO
- LIR
1 stop13h 21m
JetBlue
Mon 8/312:06 pm
LIR
- SFO
1 stop10h 44m
JetBlue
Deal found 5/29![JetBlue logo]()
$583
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 May 30, 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 May 30, 2026.
This United Airlines deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” 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 7/1111:59 pm
SFO
- LIR
1 stop8h 51m
United Airlines
Sat 7/188:30 am
LIR
- SFO
Nonstop6h 42m
United Airlines
Deal found 5/26![United Airlines logo]()
$600
This Alaska Airlines deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” 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 6/246:00 am
SFO
- LIR
1 stop10h 29m
Alaska Airlines
Mon 7/66:39 pm
LIR
- SFO
1 stop17h 48m
Alaska Airlines
Deal found 5/30![Alaska Airlines logo]()
$666
This Copa Airlines deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/188:21 pm
SFO
- SJO
1 stop11h 43m
Copa Airlines
Sun 10/2510:26 am
SJO
- SFO
1 stop14h 14m
Copa Airlines
Deal found 5/28![Copa Airlines logo]()
$676
This Avianca deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” 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.
Mon 7/137:45 am
SFO
- SJO
2 stops10h 05m
Avianca
Mon 7/209:40 am
SJO
- SFO
1 stop13h 55m
Avianca
Deal found 5/29![Avianca logo]()
$716
This Southwest deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” 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 7/38:55 pm
SFO
- SJO
2 stops13h 05m
Southwest
Sat 7/1112:15 pm
SJO
- SFO
2 stops13h 20m
Southwest
Deal found 5/26![Southwest logo]()
$936
This United Airlines deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” 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 7/612:45 am
SFO
- LIR
1 stop8h 05m
United Airlines
Wed 7/1511:49 am
LIR
- SFO
1 stop12h 07m
United Airlines
Deal found 5/30![United Airlines logo]()
$610
This United Airlines deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” 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 8/2712:45 am
SFO
- LIR
1 stop10h 25m
United Airlines
Thu 9/31:20 pm
LIR
- SFO
1 stop9h 25m
United Airlines
Deal found 5/27![United Airlines logo]()
$610
This Alaska Airlines deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” 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 7/186:00 am
SFO
- LIR
1 stop10h 29m
Alaska Airlines
Wed 7/296:39 pm
LIR
- SFO
1 stop17h 48m
Alaska Airlines
Deal found 5/26![Alaska Airlines logo]()
$740
This United Airlines deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” 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 6/1512:45 am
SFO
- LIR
1 stop8h 05m
United Airlines
Wed 6/2411:10 am
LIR
- SFO
1 stop13h 55m
United Airlines
Deal found 5/28![United Airlines logo]()
$666
This Alaska Airlines deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” 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 8/58:30 am
SFO
- LIR
1 stop7h 59m
Alaska Airlines
Tue 8/116:39 pm
LIR
- SFO
2 stops25h 51m
Alaska Airlines
Deal found 5/30![Alaska Airlines logo]()
$767
This United Airlines deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” 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 6/1210:35 pm
SFO
- LIR
1 stop12h 18m
United Airlines
Tue 6/163:27 pm
LIR
- SFO
1 stop9h 38m
United Airlines
Deal found 5/29![United Airlines logo]()
$722
This Alaska Airlines deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” 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 7/204:30 pm
SFO
- LIR
1 stop13h 07m
Alaska Airlines
Mon 7/276:39 pm
LIR
- SFO
1 stop17h 48m
Alaska Airlines
Deal found 5/26![Alaska Airlines logo]()
$796
This United Airlines deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” 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 7/612:45 am
SFO
- LIR
1 stop8h 05m
United Airlines
Thu 7/163:27 pm
LIR
- SFO
1 stop9h 38m
United Airlines
Deal found 5/30![United Airlines logo]()
$750
This Alaska Airlines deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” 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 7/98:43 pm
SFO
- SJO
1 stop26h 03m
Alaska Airlines
Wed 7/151:06 am
SJO
- SFO
2 stops21h 48m
Alaska Airlines
Deal found 5/26![Alaska Airlines logo]()
$891
This United Airlines deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” 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 8/2011:35 pm
SFO
- SJO
Nonstop6h 40m
United Airlines
Thu 8/278:45 am
SJO
- SFO
Nonstop6h 45m
United Airlines
Deal found 5/27![United Airlines logo]()
$759
This United Airlines deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1811:35 pm
SFO
- SJO
Nonstop6h 40m
United Airlines
Sun 10/258:40 am
SJO
- SFO
Nonstop7h 05m
United Airlines
Deal found 5/28![United Airlines logo]()
$759
This United Airlines deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” 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 7/310:50 am
SFO
- LIR
Nonstop6h 29m
United Airlines
Sat 7/188:30 am
LIR
- SFO
Nonstop6h 42m
United Airlines
Deal found 5/28![United Airlines logo]()
$792
This United Airlines deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” 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 7/2111:36 pm
SFO
- SJO
Nonstop6h 39m
United Airlines
Mon 7/2712:30 am
SJO
- SFO
1 stop10h 55m
United Airlines
Deal found 5/29![United Airlines logo]()
$802
This United Airlines deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” 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 8/1611:35 pm
SFO
- SJO
Nonstop6h 40m
United Airlines
Sun 8/238:45 am
SJO
- SFO
Nonstop6h 45m
United Airlines
Deal found 5/30![United Airlines logo]()
$810
This United Airlines deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” 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 7/47:45 pm
SFO
- SJO
1 stop8h 45m
United Airlines
Tue 7/218:45 am
SJO
- SFO
Nonstop6h 45m
United Airlines
Deal found 5/27![United Airlines logo]()
$838
This United Airlines deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” 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 8/1911:35 pm
SFO
- SJO
Nonstop6h 40m
United Airlines
Sun 8/308:45 am
SJO
- SFO
Nonstop6h 45m
United Airlines
Deal found 5/28![United Airlines logo]()
$899
This United Airlines deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” 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 7/2411:36 pm
SFO
- SJO
Nonstop6h 39m
United Airlines
Sun 8/26:00 am
SJO
- SFO
1 stop26h 35m
United Airlines
Deal found 5/25![United Airlines logo]()
$943
This United Airlines deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” 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 7/2711:36 pm
SFO
- SJO
Nonstop6h 39m
United Airlines
Tue 8/118:45 am
SJO
- SFO
Nonstop6h 45m
United Airlines
Deal found 5/27![United Airlines logo]()
$949
Last-minute flights from San Francisco to Costa RicaDiscover last-minute flight deals from San Francisco to Costa Rica. Data last updated May 30, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Costa Rica. Data last updated May 30, 2026 and is based on user searches.
This JetBlue deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” 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 6/128:35 pm
SFO
- SJO
1 stop14h 21m
JetBlue
Sun 6/1412:35 pm
SJO
- SFO
1 stop12h 19m
JetBlue
Deal found 5/30![JetBlue logo]()
$633
This United Airlines deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” 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 6/1512:45 am
SFO
- LIR
1 stop8h 05m
United Airlines
Wed 6/2411:10 am
LIR
- SFO
1 stop13h 55m
United Airlines
Deal found 5/28![United Airlines logo]()
$666
This United Airlines deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” 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 6/1611:59 pm
SFO
- LIR
1 stop11h 11m
United Airlines
Thu 6/251:20 pm
LIR
- SFO
1 stop9h 24m
United Airlines
Deal found 5/26![United Airlines logo]()
$610
This American Airlines deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” 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 6/166:08 pm
SFO
- LIR
2 stops16h 14m
American Airlines
Tue 6/232:45 pm
LIR
- SFO
2 stops18h 49m
American Airlines
Deal found 5/30![American Airlines logo]()
$671
This Southwest deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” 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 6/198:55 pm
SFO
- SJO
2 stops13h 05m
Southwest
Fri 6/268:45 am
SJO
- SFO
2 stops15h 40m
Southwest
Deal found 5/29![Southwest logo]()
$656
This Faresmojo deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/208:16 pm
SFO
- SJO
1 stop13h 50m
Copa Airlines
Sun 6/288:30 am
SJO
- SFO
1 stop10h 44m
Copa Airlines
Deal found 5/26![Copa Airlines logo]()
$581
This American Airlines deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” 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 6/2112:26 am
SFO
- LIR
1 stop13h 11m
American Airlines
Mon 7/203:40 pm
LIR
- SFO
1 stop18h 13m
American Airlines
Deal found 5/27![American Airlines logo]()
$644
This American Airlines deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” 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 6/228:24 pm
SFO
- LIR
2 stops13h 58m
American Airlines
Wed 7/112:22 pm
LIR
- SFO
1 stop11h 27m
American Airlines
Deal found 5/28![American Airlines logo]()
$615
This Alaska Airlines deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” 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 6/2310:15 am
SFO
- LIR
1 stop30h 14m
Alaska Airlines
Mon 7/66:39 pm
LIR
- SFO
1 stop15h 00m
Alaska Airlines
Deal found 5/30![Alaska Airlines logo]()
$674
This Kiwi.com deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” 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 6/253:26 pm
SFO
- SJO
2 stops23h 29m
Multiple Airlines
Mon 7/61:06 am
SJO
- SFO
1 stop20h 39m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$665
This American Airlines deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” 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 6/299:50 pm
SFO
- LIR
1 stop14h 28m
American Airlines
Mon 7/203:40 pm
LIR
- SFO
1 stop10h 03m
American Airlines
Deal found 5/30![American Airlines logo]()
$660
This Southwest deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” 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 6/297:20 pm
SFO
- LIR
2 stops16h 50m
Southwest
Tue 7/72:10 pm
LIR
- SFO
2 stops18h 35m
Southwest
Deal found 5/30![Southwest logo]()
$663
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 May 30, 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 May 30, 2026.
This Justfly.com deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” 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.
Mon 7/2710:40 pm
SFO
- LIR
1 stop13h 21m
JetBlue
Deal found 5/30![JetBlue logo]()
$217
This Frontier deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/298:51 pm
SFO
- SJO
1 stop10h 29m
Frontier
Deal found 5/26![Frontier logo]()
$238
This Southwest deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” 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 8/307:50 pm
SFO
- SJO
2 stops15h 55m
Southwest
Deal found 5/28![Southwest logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” 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 9/177:30 pm
SFO
- SJO
3 stops28h 45m
Multiple Airlines
Deal found 5/25![Multiple Airlines logo]()
$272
This eDestinos deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/164:44 pm
SFO
- SJO
2 stops29h 15m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$274
This Kiwi.com deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” 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.
Sun 7/58:23 pm
SFO
- SJO
2 stops27h 52m
Multiple Airlines
Deal found 5/28![Multiple Airlines logo]()
$276
This Kiwi.com deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” 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 9/227:30 pm
SFO
- SJO
3 stops40h 18m
Multiple Airlines
Deal found 5/25![Multiple Airlines logo]()
$283
This Southwest deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” 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 5/30![Southwest logo]()
$284
This Southwest deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:10 pm
SFO
- SJO
2 stops21h 30m
Southwest
Deal found 5/25![Southwest logo]()
$289
This American Airlines deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” 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 7/1912:26 am
SFO
- LIR
1 stop12h 16m
American Airlines
Deal found 5/30![American Airlines logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” 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 6/233:26 pm
SFO
- SJO
3 stops44h 22m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” 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 8/298:30 pm
SFO
- SJO
3 stops51h 45m
Multiple Airlines
Deal found 5/26![Multiple Airlines logo]()
$292
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 May 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $340 (Delta) |
One-way from | $217 (Justfly.com) |
Popular in | December |
Cheapest in | September |
Average price | $610 |
Good round-trip deal | $621 or less |
Good one-way deal | $284 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 May 30, 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
Sat 7/11
11:59 pm-9:50 am
1 stop8h 51m
Liberia
Sat 7/18
8:30 am-2:12 pm
Nonstop6h 42m
$600
San FranciscoLiberia
SFO - LIR
SFOLIR
San Francisco
Mon 7/6
12:45 am-9:50 am
1 stop8h 05m
Liberia
Wed 7/15
11:49 am-10:56 pm
1 stop12h 07m
$610
San FranciscoLiberia
SFO - LIR
SFOLIR
San Francisco
Thu 8/27
12:45 am-12:10 pm
1 stop10h 25m
Liberia
Thu 9/3
1:20 pm-9:45 pm
1 stop9h 25m
$610
San FranciscoLiberia
SFO - LIR
SFOLIR
San Francisco
Wed 6/24
6:00 am-5:29 pm
1 stop10h 29m
Liberia
Mon 7/6
6:39 pm-11:27 am
1 stop17h 48m
$666
San FranciscoLiberia
SFO - LIR
SFOLIR
San Francisco
Mon 6/15
12:45 am-9:50 am
1 stop8h 05m
Liberia
Wed 6/24
11:10 am-12:05 am
1 stop13h 55m
$666
San FranciscoSan José
SFO - SJO
SFOSJO
San Francisco
Sun 10/18
8:21 pm-9:04 am
1 stop11h 43m
San José Juan Santamaria Intl
Sun 10/25
10:26 am-11:40 pm
1 stop14h 14m
$676
San FranciscoSan José
SFO - SJO
SFOSJO
San Francisco
Mon 7/13
7:45 am-6:50 pm
2 stops10h 05m
San José Juan Santamaria Intl
Mon 7/20
9:40 am-10:35 pm
1 stop13h 55m
$716
San FranciscoLiberia
SFO - LIR
SFOLIR
San Francisco
Fri 6/12
10:35 pm-11:53 am
1 stop12h 18m
Liberia
Tue 6/16
3:27 pm-12:05 am
1 stop9h 38m
$722
San FranciscoLiberia
SFO - LIR
SFOLIR
San Francisco
Sat 7/18
6:00 am-5:29 pm
1 stop10h 29m
Liberia
Wed 7/29
6:39 pm-11:27 am
1 stop17h 48m
$740
San FranciscoLiberia
SFO - LIR
SFOLIR
San Francisco
Mon 7/6
12:45 am-9:50 am
1 stop8h 05m
Liberia
Thu 7/16
3:27 pm-12:05 am
1 stop9h 38m
$750
Showing 1-10 of 47 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-SJO
SFO-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 San Francisco to Costa Rica
SFO-CR0
SFO-SJO
SFO-LIR
What is the cheapest month to book a flight from San Francisco to Costa Rica?
Currently, October is the cheapest month in which you can book a flight from San Francisco to Costa Rica (average of $179). Flying from San Francisco to Costa Rica in November is currently the most expensive (average of $1,978). 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 May 30, 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 May 30, 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 100 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 May 30, 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.
Boarding
8.1
Entertainment
7.0
Food
7.1
Comfort
7.8
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Entertainment
7.0
Food
7.1
Comfort
7.8
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Entertainment
7.0
Food
7.1
Comfort
7.8
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Entertainment
7.0
Food
7.1
Comfort
7.8
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Entertainment
7.0
Food
7.1
Comfort
7.8
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Entertainment
7.0
Food
7.1
Comfort
7.8
Crew
8.5
Overall
7.9
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.
Browse thousands of different options on Cheapflights for your next trip
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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 May 30, 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 May 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$222 | Average$526 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$242 | Average$537 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$279 | Average$594 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$285 | Average$621 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$302 | Average$743 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$336 | Average$567 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$368 | Average$738 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$409 | Average$758 | FlexibilityNo cancel fee | On-time69% |