$197+ 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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SJO
Apr 25 — May 21
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to Costa Rica with Cheapflights
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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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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 March 26, 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 March 26, 2026.
This Expedia deal was found by Cheapflights users on 3/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/298:44 pm
SFO
- SJO
1 stop10h 35m
Frontier
Sun 6/79:35 am
SJO
- SFO
1 stop26h 06m
Frontier
Deal found 3/25![Frontier logo]()
$398
This FlightHub deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/318:44 pm
SFO
- SJO
1 stop10h 35m
Frontier
Mon 6/89:35 am
SJO
- SFO
1 stop25h 54m
Frontier
Deal found 3/24![Frontier logo]()
$399
This FlightHub deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/218:51 pm
SFO
- SJO
1 stop10h 29m
Frontier
Mon 8/319:35 am
SJO
- SFO
1 stop25h 54m
Frontier
Deal found 3/23![Frontier logo]()
$400
This FlightHub deal was found by Cheapflights users on 3/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/238:51 pm
SFO
- SJO
1 stop10h 29m
Frontier
Sat 8/19:35 am
SJO
- SFO
1 stop25h 54m
Frontier
Deal found 3/25![Frontier logo]()
$420
This Expedia deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/248:44 pm
SFO
- SJO
1 stop10h 35m
Multiple Airlines
Thu 5/2812:53 am
SJO
- SFO
2 stops20h 03m
Multiple Airlines
Deal found 3/22![Multiple Airlines logo]()
$430
This FlightHub deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/110:23 pm
SFO
- SJO
1 stop12h 49m
Frontier
Sun 4/51:27 pm
SJO
- SFO
1 stop30h 52m
Frontier
Deal found 3/22![Frontier logo]()
$433
This KAYAK deal was found by Cheapflights users on 3/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1811:10 pm
SFO
- LIR
1 stop11h 45m
JetBlue
Thu 4/231:00 pm
LIR
- SFO
1 stop11h 56m
JetBlue
Deal found 3/25![JetBlue logo]()
$434
This Priceline deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” 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.
Tue 5/1911:59 pm
SFO
- SJO
2 stops31h 20m
Frontier
Mon 5/259:35 am
SJO
- SFO
1 stop26h 06m
Frontier
Deal found 3/24![Frontier logo]()
$438
This Expedia deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1411:05 pm
SFO
- LIR
1 stop11h 50m
JetBlue
Thu 4/231:00 pm
LIR
- SFO
1 stop11h 56m
JetBlue
Deal found 3/22![JetBlue logo]()
$438
This Expedia deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/48:44 pm
SFO
- SJO
1 stop10h 35m
Frontier
Mon 6/89:35 am
SJO
- SFO
1 stop25h 54m
Frontier
Deal found 3/22![Frontier logo]()
$439
This Cheapflightsfares deal was found by Cheapflights users on 3/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:20 pm
SFO
- SJO
1 stop11h 43m
JetBlue
Thu 9/249:00 am
SJO
- SFO
1 stop15h 10m
JetBlue
Deal found 3/25![JetBlue logo]()
$441
This KAYAK deal was found by Cheapflights users on 3/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/411:05 pm
SFO
- LIR
1 stop11h 50m
JetBlue
Tue 5/121:00 pm
LIR
- SFO
1 stop11h 51m
JetBlue
Deal found 3/26![JetBlue logo]()
$442
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 March 26, 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 March 26, 2026.
This JetBlue deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” 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 5/211:10 pm
SFO
- LIR
1 stop11h 45m
JetBlue
Tue 5/51:00 pm
LIR
- SFO
1 stop11h 56m
JetBlue
Deal found 3/22![JetBlue logo]()
$446
This Southwest deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” 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 5/83:00 pm
SFO
- LIR
2 stops20h 10m
Southwest
Fri 5/152:10 pm
LIR
- SFO
2 stops11h 00m
Southwest
Deal found 3/24![Southwest logo]()
$534
This Avianca deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” 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.
Sun 5/1711:55 pm
SFO
- SJO
1 stop7h 50m
Avianca
Tue 5/263:10 pm
SJO
- SFO
1 stop9h 45m
Avianca
Deal found 3/24![Avianca logo]()
$580
This Alaska Airlines deal was found by Cheapflights users on 3/21. 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.
Sat 4/118:30 am
SFO
- LIR
Nonstop6h 15m
Alaska Airlines
Sat 4/187:40 am
LIR
- SFO
2 stops16h 45m
Alaska Airlines
Deal found 3/21![Alaska Airlines logo]()
$591
This United Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” 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 4/305:00 am
SFO
- LIR
1 stop9h 19m
United Airlines
Mon 5/43:27 pm
LIR
- SFO
1 stop9h 32m
United Airlines
Deal found 3/24![United Airlines logo]()
$610
This JetBlue deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” 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 5/810:45 pm
SFO
- LIR
1 stop12h 10m
JetBlue
Fri 5/151:00 pm
LIR
- SFO
1 stop11h 51m
JetBlue
Deal found 3/24![JetBlue logo]()
$488
This Alaska Airlines deal was found by Cheapflights users on 3/21. 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 5/78:00 am
SFO
- SJO
1 stop14h 45m
Alaska Airlines
Fri 5/1512:53 am
SJO
- SFO
2 stops20h 03m
Alaska Airlines
Deal found 3/21![Alaska Airlines logo]()
$604
This United Airlines deal was found by Cheapflights users on 3/21. 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.
Fri 4/1012:45 am
SFO
- LIR
1 stop10h 25m
United Airlines
Sat 4/184:05 pm
LIR
- SFO
1 stop8h 54m
United Airlines
Deal found 3/21![United Airlines logo]()
$610
This Southwest deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” 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 9/205:15 pm
SFO
- SJO
2 stops18h 30m
Southwest
Sun 9/2712:35 pm
SJO
- SFO
2 stops20h 15m
Southwest
Deal found 3/22![Southwest logo]()
$632
This JetBlue deal was found by Cheapflights users on 3/21. 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.
Tue 5/57:00 am
SFO
- SJO
1 stop14h 14m
JetBlue
Thu 5/1412:55 pm
SJO
- SFO
1 stop12h 01m
JetBlue
Deal found 3/21![JetBlue logo]()
$579
This United Airlines deal was found by Cheapflights users on 3/21. 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.
Mon 4/2011:59 pm
SFO
- LIR
1 stop11h 11m
United Airlines
Mon 4/273:27 pm
LIR
- SFO
1 stop9h 32m
United Airlines
Deal found 3/21![United Airlines logo]()
$610
This Alaska Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” 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 7/291:51 pm
SFO
- LIR
1 stop15h 46m
Alaska Airlines
Tue 8/46:39 pm
LIR
- SFO
2 stops23h 03m
Alaska Airlines
Deal found 3/24![Alaska Airlines logo]()
$628
This Southwest deal was found by Cheapflights users on 3/25. 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.
Mon 8/103:00 pm
SFO
- SJO
2 stops20h 45m
Southwest
Sat 8/151:15 pm
SJO
- SFO
2 stops18h 30m
Southwest
Deal found 3/25![Southwest logo]()
$644
This United Airlines deal was found by Cheapflights users on 3/21. 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.
Tue 5/1912:45 am
SFO
- LIR
1 stop10h 25m
United Airlines
Wed 6/31:20 pm
LIR
- SFO
1 stop11h 55m
United Airlines
Deal found 3/21![United Airlines logo]()
$610
This Alaska Airlines deal was found by Cheapflights users on 3/21. 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 4/287:40 am
SFO
- LIR
2 stops21h 40m
Alaska Airlines
Thu 5/2811:20 am
LIR
- SFO
2 stops22h 41m
Alaska Airlines
Deal found 3/21![Alaska Airlines logo]()
$633
This United Airlines deal was found by Cheapflights users on 3/21. 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.
Sun 6/2111:59 pm
SFO
- LIR
1 stop8h 51m
United Airlines
Wed 7/811:49 am
LIR
- SFO
1 stop12h 07m
United Airlines
Deal found 3/21![United Airlines logo]()
$610
This Southwest deal was found by Cheapflights users on 3/25. 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.
Fri 6/125:00 am
SFO
- SJO
2 stops13h 40m
Southwest
Wed 6/178:45 am
SJO
- SFO
2 stops14h 40m
Southwest
Deal found 3/25![Southwest logo]()
$695
This Alaska Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” 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 5/117:40 am
SFO
- SJO
2 stops15h 05m
Alaska Airlines
Sat 5/2312:53 am
SJO
- SFO
1 stop12h 31m
Alaska Airlines
Deal found 3/24![Alaska Airlines logo]()
$656
This Alaska Airlines deal was found by Cheapflights users on 3/21. 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.
Sun 5/317:40 am
SFO
- SJO
2 stops14h 53m
Alaska Airlines
Sun 6/712:53 am
SJO
- SFO
2 stops33h 08m
Alaska Airlines
Deal found 3/21![Alaska Airlines logo]()
$658
This United Airlines deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” 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 6/311:36 pm
SFO
- SJO
Nonstop6h 39m
United Airlines
Thu 6/118:45 am
SJO
- SFO
Nonstop6h 45m
United Airlines
Deal found 3/22![United Airlines logo]()
$684
This Alaska Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” 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.
Fri 4/242:31 pm
SFO
- SJO
2 stops32h 14m
Alaska Airlines
Fri 5/812:55 am
SJO
- SFO
1 stop10h 01m
Alaska Airlines
Deal found 3/24![Alaska Airlines logo]()
$677
This United Airlines deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” 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 6/146:54 pm
SFO
- SJO
1 stop14h 17m
United Airlines
Mon 6/298:45 am
SJO
- SFO
Nonstop6h 45m
United Airlines
Deal found 3/22![United Airlines logo]()
$713
Last-minute flights from San Francisco to Costa RicaDiscover last-minute flight deals from San Francisco to Costa Rica. Data last updated March 26, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Costa Rica. Data last updated March 26, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/110:23 pm
SFO
- SJO
1 stop12h 49m
Frontier
Sun 4/51:27 pm
SJO
- SFO
1 stop30h 52m
Frontier
Deal found 3/22![Frontier logo]()
$433
This Expedia deal was found by Cheapflights users on 3/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/110:23 pm
SFO
- SJO
1 stop12h 49m
Frontier
Thu 4/91:27 pm
SJO
- SFO
1 stop30h 52m
Frontier
Deal found 3/26![Frontier logo]()
$474
This FlightHub deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/410:23 pm
SFO
- SJO
1 stop12h 49m
Frontier
Thu 4/91:27 pm
SJO
- SFO
1 stop30h 52m
Frontier
Deal found 3/22![Frontier logo]()
$483
This Frontier deal was found by Cheapflights users on 3/25. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/810:23 pm
SFO
- SJO
1 stop12h 49m
Frontier
Sat 4/1110:06 am
SJO
- SFO
2 stops22h 47m
Frontier
Deal found 3/25![Frontier logo]()
$463
This Travelocity deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” 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.
Mon 4/1311:59 pm
SFO
- LIR
1 stop10h 56m
JetBlue
Wed 4/221:00 pm
LIR
- SFO
1 stop11h 56m
JetBlue
Deal found 3/23![JetBlue logo]()
$446
This Expedia deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1411:05 pm
SFO
- LIR
1 stop11h 50m
JetBlue
Thu 4/231:00 pm
LIR
- SFO
1 stop11h 56m
JetBlue
Deal found 3/22![JetBlue logo]()
$438
This KAYAK deal was found by Cheapflights users on 3/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1811:10 pm
SFO
- LIR
1 stop11h 45m
JetBlue
Thu 4/231:00 pm
LIR
- SFO
1 stop11h 56m
JetBlue
Deal found 3/25![JetBlue logo]()
$434
This KAYAK deal was found by Cheapflights users on 3/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1911:05 pm
SFO
- LIR
1 stop11h 50m
JetBlue
Wed 4/221:00 pm
LIR
- SFO
1 stop11h 56m
JetBlue
Deal found 3/26![JetBlue logo]()
$486
This KAYAK deal was found by Cheapflights users on 3/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2011:05 pm
SFO
- LIR
1 stop11h 50m
JetBlue
Thu 4/231:00 pm
LIR
- SFO
1 stop11h 56m
JetBlue
Deal found 3/26![JetBlue logo]()
$444
This Cheapflightsfares deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2611:05 pm
SFO
- SJO
1 stop11h 51m
JetBlue
Tue 5/121:05 pm
SJO
- SFO
1 stop11h 46m
JetBlue
Deal found 3/24![JetBlue logo]()
$486
This Expedia deal was found by Cheapflights users on 3/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2711:05 pm
SFO
- SJO
1 stop11h 51m
Multiple Airlines
Sat 7/259:35 am
SJO
- SFO
1 stop25h 54m
Multiple Airlines
Deal found 3/25![Multiple Airlines logo]()
$477
This FlightHub deal was found by Cheapflights users on 3/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:00 am
SFO
- SJO
1 stop14h 14m
JetBlue
Tue 5/121:05 pm
SJO
- SFO
1 stop11h 46m
JetBlue
Deal found 3/26![JetBlue logo]()
$446
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 March 26, 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 March 26, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 3/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:00 am
SFO
- SJO
1 stop14h 14m
JetBlue
Deal found 3/21![JetBlue logo]()
$197
This Southwest deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” 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 5/47:00 pm
SFO
- LIR
2 stops17h 15m
Southwest
Deal found 3/23![Southwest logo]()
$201
This KAYAK deal was found by Cheapflights users on 3/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1811:10 pm
SFO
- SJO
1 stop11h 46m
JetBlue
Deal found 3/25![JetBlue logo]()
$202
This Priceline deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” 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.
Mon 4/2011:05 pm
SFO
- LIR
1 stop11h 50m
JetBlue
Deal found 3/24![JetBlue logo]()
$207
This Kiwi.com deal was found by Cheapflights users on 3/25. 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.
Sat 4/186:00 am
SFO
- SJO
3 stops52h 33m
Multiple Airlines
Deal found 3/25![Multiple Airlines logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 3/25. 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.
Wed 4/156:00 am
SFO
- SJO
3 stops28h 33m
Multiple Airlines
Deal found 3/25![Multiple Airlines logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” 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 4/206:45 pm
SFO
- LIR
3 stops34h 35m
Multiple Airlines
Deal found 3/24![Multiple Airlines logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” 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 5/26:00 am
SFO
- SJO
3 stops52h 33m
Multiple Airlines
Deal found 3/22![Multiple Airlines logo]()
$212
This Frontier deal was found by Cheapflights users on 3/25. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/110:23 pm
SFO
- SJO
1 stop12h 49m
Frontier
Deal found 3/25![Frontier logo]()
$213
This CheapOair deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” 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.
Tue 5/57:40 am
SFO
- SJO
2 stops15h 05m
Alaska Airlines
Deal found 3/24![Alaska Airlines logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” 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 4/2411:16 pm
SFO
- SJO
2 stops35h 17m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 3/25. 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.
Wed 4/227:40 pm
SFO
- SJO
3 stops38h 53m
Multiple Airlines
Deal found 3/25![Multiple Airlines logo]()
$216
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 March 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $398 (Expedia) |
One-way from | $197 (Cheapflightsfares) |
Popular in | December |
Cheapest in | May |
Average price | $593 |
Good round-trip deal | $627 or less |
Good one-way deal | $329 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 March 26, 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 5/2
11:10 pm-11:55 am
1 stop11h 45m
Liberia
Tue 5/5
1:00 pm-11:56 pm
1 stop11h 56m
$446
San FranciscoLiberia
SFO - LIR
SFOLIR
San Francisco
Fri 5/8
10:45 pm-11:55 am
1 stop12h 10m
Liberia
Fri 5/15
1:00 pm-11:51 pm
1 stop11h 51m
$488
San FranciscoLiberia
SFO - LIR
SFOLIR
San Francisco
Fri 5/8
3:00 pm-12:10 pm
2 stops20h 10m
Liberia
Fri 5/15
2:10 pm-12:10 am
2 stops11h 00m
$534
San FranciscoSan José
SFO - SJO
SFOSJO
San Francisco
Tue 5/5
7:00 am-10:14 pm
1 stop14h 14m
San José Juan Santamaria Intl
Thu 5/14
12:55 pm-11:56 pm
1 stop12h 01m
$579
San FranciscoSan José
SFO - SJO
SFOSJO
San Francisco
Sun 5/17
11:55 pm-8:45 am
1 stop7h 50m
San José Juan Santamaria Intl
Tue 5/26
3:10 pm-11:55 pm
1 stop9h 45m
$580
San FranciscoLiberia
SFO - LIR
SFOLIR
San Francisco
Sat 4/11
8:30 am-3:45 pm
Nonstop6h 15m
Liberia
Sat 4/18
7:40 am-11:25 pm
2 stops16h 45m
$591
San FranciscoSan José
SFO - SJO
SFOSJO
San Francisco
Thu 5/7
8:00 am-11:45 pm
1 stop14h 45m
San José Juan Santamaria Intl
Fri 5/15
12:53 am-7:56 pm
2 stops20h 03m
$604
San FranciscoLiberia
SFO - LIR
SFOLIR
San Francisco
Thu 4/30
5:00 am-3:19 pm
1 stop9h 19m
Liberia
Mon 5/4
3:27 pm-11:59 pm
1 stop9h 32m
$610
San FranciscoLiberia
SFO - LIR
SFOLIR
San Francisco
Fri 4/10
12:45 am-12:10 pm
1 stop10h 25m
Liberia
Sat 4/18
4:05 pm-11:59 pm
1 stop8h 54m
$610
San FranciscoLiberia
SFO - LIR
SFOLIR
San Francisco
Mon 4/20
11:59 pm-12:10 pm
1 stop11h 11m
Liberia
Mon 4/27
3:27 pm-11:59 pm
1 stop9h 32m
$610
Showing 1-10 of 43 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, November is the cheapest month in which you can book a flight from San Francisco to Costa Rica (average of $218). Flying from San Francisco to Costa Rica in June is currently the most expensive (average of $401). 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 March 26, 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.
How often are flights from San Francisco to Costa Rica delayed?
About 15% of weekly flights between San Francisco and Costa Rica have experienced delays in the past year, with the average delay time being 97 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?
Tuesday 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.
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 March 26, 2026.
Read through reviews of airlines operating flights from San Francisco to Costa Rica, such as Alaska Airlines,United Airlines, andJetBlue. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Food
7.0
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Food
7.0
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Food
7.0
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Food
7.0
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Food
7.0
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Food
7.0
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.
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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 March 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 9 airlines flying from San Francisco to Costa Rica
Discover the top 9 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 March 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$237 | Average$517 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$279 | Average$576 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$280 | Average$680 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$319 | Average$825 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$326 | Average$588 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$339 | Average$540 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$370 | Average$726 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$410 | Average$762 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$529 | Average$628 | FlexibilityNo cancel fee | On-time63% |