$144+ Cheap flights from Buffalo (BUF) 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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJO
Aug 11 — Aug 181
Round-trip
1 adult, Economy
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Find cheap flights from Buffalo 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 Buffalo to Costa Rica
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Cheapest flights from Buffalo to Costa RicaExplore the most affordable flight options available from Buffalo to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 12, 2026.
Explore the most affordable flight options available from Buffalo to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 12, 2026.
This American Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:53 pm
BUF
- SJO
2 stops18h 07m
American Airlines
Wed 11/111:23 pm
SJO
- BUF
1 stop9h 45m
American Airlines
Deal found 7/7![American Airlines logo]()
$335
This American Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:00 am
BUF
- SJO
1 stop9h 00m
American Airlines
Tue 10/201:00 pm
SJO
- BUF
1 stop24h 58m
American Airlines
Deal found 7/7![American Airlines logo]()
$337
This Delta deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:25 pm
BUF
- SJO
2 stops27h 50m
Delta
Tue 11/172:30 pm
SJO
- BUF
2 stops23h 29m
Delta
Deal found 7/10![Delta logo]()
$365
This JetBlue deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:40 am
BUF
- LIR
1 stop7h 20m
JetBlue
Wed 11/183:05 pm
LIR
- BUF
1 stop7h 57m
JetBlue
Deal found 7/8![JetBlue logo]()
$373
This American Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:59 pm
BUF
- SJO
2 stops19h 04m
American Airlines
Fri 8/281:29 pm
SJO
- BUF
2 stops18h 49m
American Airlines
Deal found 7/8![American Airlines logo]()
$383
This BusinessClass deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:00 am
BUF
- SJO
1 stop9h 02m
GOL
Tue 12/83:06 pm
SJO
- BUF
1 stop8h 01m
GOL
Deal found 7/8![GOL logo]()
$396
This Delta deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:25 pm
BUF
- SJO
2 stops27h 50m
Delta
Thu 11/197:00 am
SJO
- BUF
1 stop15h 55m
Delta
Deal found 7/10![Delta logo]()
$397
This Avianca deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:00 pm
BUF
- SJO
2 stops14h 45m
Multiple Airlines
Mon 10/265:00 am
SJO
- BUF
2 stops12h 01m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$403
This Delta deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:30 pm
BUF
- SJO
2 stops19h 35m
Delta
Tue 11/172:30 pm
SJO
- BUF
2 stops23h 29m
Delta
Deal found 7/9![Delta logo]()
$409
This Avianca deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:00 pm
BUF
- SJO
2 stops14h 30m
Multiple Airlines
Sat 9/263:10 pm
SJO
- BUF
2 stops15h 14m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$410
This Avianca deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2612:10 pm
BUF
- SJO
2 stops13h 30m
Multiple Airlines
Wed 11/117:50 pm
SJO
- BUF
2 stops11h 37m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$411
This JetBlue deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:40 am
BUF
- LIR
1 stop7h 20m
JetBlue
Wed 12/22:00 pm
LIR
- BUF
1 stop8h 57m
JetBlue
Deal found 7/10![JetBlue logo]()
$418
Best flights from Buffalo to Costa RicaDiscover carefully curated flight deals from Buffalo to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 12, 2026.
Discover carefully curated flight deals from Buffalo to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 12, 2026.
This Faresmojo deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/316:00 am
BUF
- SJO
1 stop7h 51m
JetBlue
Sun 8/21:16 pm
SJO
- BUF
1 stop8h 43m
JetBlue
Deal found 7/9![JetBlue logo]()
$464
This United Airlines deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/187:52 pm
BUF
- LIR
2 stops18h 18m
United Airlines
Wed 7/224:30 pm
LIR
- BUF
1 stop15h 23m
United Airlines
Deal found 7/9![United Airlines logo]()
$472
This Southwest deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:00 am
BUF
- SJO
2 stops13h 40m
Southwest
Mon 10/269:00 am
SJO
- BUF
1 stop11h 40m
Southwest
Deal found 7/8![Southwest logo]()
$489
This Priceline deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:55 am
BUF
- SJO
2 stops27h 35m
Multiple Airlines
Sat 8/2912:40 pm
SJO
- BUF
3 stops17h 12m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$562
This American Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:00 am
BUF
- LIR
1 stop8h 47m
American Airlines
Thu 10/82:45 pm
LIR
- BUF
2 stops18h 43m
American Airlines
Deal found 7/10![American Airlines logo]()
$661
This Southwest deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:30 am
BUF
- SJO
2 stops14h 10m
Southwest
Tue 10/279:00 am
SJO
- BUF
1 stop11h 10m
Southwest
Deal found 7/8![Southwest logo]()
$538
This United Airlines deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:58 pm
BUF
- LIR
2 stops44h 12m
United Airlines
Wed 9/161:20 pm
LIR
- BUF
2 stops18h 08m
United Airlines
Deal found 7/9![United Airlines logo]()
$565
This KAYAK deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:55 am
BUF
- LIR
1 stop7h 45m
JetBlue
Tue 9/82:00 pm
LIR
- BUF
1 stop16h 24m
JetBlue
Deal found 7/9![JetBlue logo]()
$581
This FlightHub deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/188:02 pm
BUF
- SJO
2 stops14h 43m
Multiple Airlines
Wed 8/269:40 am
SJO
- BUF
2 stops19h 56m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$611
This United Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:45 pm
BUF
- LIR
2 stops20h 25m
United Airlines
Thu 10/81:20 pm
LIR
- BUF
2 stops18h 09m
United Airlines
Deal found 7/10![United Airlines logo]()
$604
This Priceline deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/77:57 pm
BUF
- SJO
1 stop14h 33m
Multiple Airlines
Thu 8/131:55 pm
SJO
- BUF
1 stop27h 03m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$611
This KAYAK deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:04 pm
BUF
- LIR
1 stop20h 57m
JetBlue
Tue 8/252:00 pm
LIR
- BUF
1 stop15h 52m
JetBlue
Deal found 7/8![JetBlue logo]()
$641
This Southwest deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:50 am
BUF
- SJO
1 stop7h 55m
Southwest
Sat 9/269:30 am
SJO
- BUF
1 stop9h 00m
Southwest
Deal found 7/8![Southwest logo]()
$650
This Priceline deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/248:07 pm
BUF
- SJO
2 stops18h 50m
Multiple Airlines
Sat 8/2912:40 pm
SJO
- BUF
3 stops17h 12m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$630
Last-minute flights from Buffalo to Costa RicaDiscover last-minute flight deals from Buffalo to Costa Rica. Data last updated July 12, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to Costa Rica. Data last updated July 12, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/187:52 pm
BUF
- LIR
2 stops18h 18m
United Airlines
Wed 7/224:30 pm
LIR
- BUF
1 stop15h 23m
United Airlines
Deal found 7/9![United Airlines logo]()
$472
This Faresmojo deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/316:00 am
BUF
- SJO
1 stop7h 51m
JetBlue
Sun 8/21:16 pm
SJO
- BUF
1 stop8h 43m
JetBlue
Deal found 7/8![JetBlue logo]()
$464
This Travelocity deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/57:57 pm
BUF
- SJO
1 stop14h 23m
Multiple Airlines
Wed 8/124:35 pm
SJO
- BUF
2 stops13h 01m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$517
This Expedia deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/77:57 pm
BUF
- SJO
1 stop14h 33m
Multiple Airlines
Thu 8/133:10 pm
SJO
- BUF
2 stops31h 03m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$506
This Expedia deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/810:02 pm
BUF
- SJO
1 stop12h 18m
Multiple Airlines
Sun 8/164:35 pm
SJO
- BUF
2 stops13h 16m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$537
This Orbitz deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:57 pm
BUF
- SJO
1 stop14h 33m
Multiple Airlines
Tue 8/183:10 pm
SJO
- BUF
2 stops31h 03m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$528
This American Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:59 pm
BUF
- SJO
2 stops19h 04m
American Airlines
Fri 8/281:29 pm
SJO
- BUF
2 stops18h 49m
American Airlines
Deal found 7/8![American Airlines logo]()
$383
This American Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:59 pm
BUF
- SJO
2 stops19h 04m
American Airlines
Wed 8/262:56 pm
SJO
- BUF
2 stops19h 10m
American Airlines
Deal found 7/8![American Airlines logo]()
$431
This American Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:50 am
BUF
- SJO
1 stop7h 36m
American Airlines
Sat 8/292:53 pm
SJO
- BUF
2 stops19h 45m
American Airlines
Deal found 7/7![American Airlines logo]()
$472
This United Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/285:58 pm
BUF
- LIR
2 stops20h 12m
United Airlines
Wed 9/21:20 pm
LIR
- BUF
2 stops18h 08m
United Airlines
Deal found 7/7![United Airlines logo]()
$469
This Delta deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:05 am
BUF
- LIR
1 stop7h 55m
Delta
Wed 9/21:25 pm
LIR
- BUF
1 stop8h 34m
Delta
Deal found 7/7![Delta logo]()
$485
This Priceline deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:55 am
BUF
- SJO
2 stops27h 35m
Multiple Airlines
Tue 9/13:10 pm
SJO
- BUF
2 stops14h 42m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$509
One-way flights from Buffalo to Costa RicaSearch for one-way flight options from Buffalo to Costa Rica. Find affordable one-way fares based on user searches. Data last updated July 12, 2026.
Search for one-way flight options from Buffalo to Costa Rica. Find affordable one-way fares based on user searches. Data last updated July 12, 2026.
This Delta deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:05 am
BUF
- SJO
1 stop7h 49m
Delta
Deal found 7/9![Delta logo]()
$144
This Delta deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:05 am
BUF
- SJO
1 stop7h 49m
Delta
Deal found 7/9![Delta logo]()
$174
This American Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:15 am
BUF
- SJO
1 stop8h 42m
American Airlines
Deal found 7/7![American Airlines logo]()
$177
This Avianca deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:00 pm
BUF
- SJO
2 stops14h 30m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$192
This Southwest deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/295:45 am
BUF
- SJO
2 stops14h 15m
Southwest
Deal found 7/9![Southwest logo]()
$208
This Expedia deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/293:55 pm
BUF
- SJO
3 stops21h 50m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$230
This Expedia deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/298:06 pm
BUF
- SJO
1 stop18h 27m
JetBlue
Deal found 7/9![JetBlue logo]()
$233
This United Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1610:30 am
BUF
- LIR
2 stops27h 40m
United Airlines
Deal found 7/8![United Airlines logo]()
$286
This Justfly.com deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:30 pm
BUF
- LIR
1 stop20h 31m
JetBlue
Deal found 7/10![JetBlue logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/49:09 pm
BUF
- SJO
1 stop20h 02m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$294
This Expedia deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/37:21 pm
BUF
- SJO
2 stops25h 29m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$323
Find flight deals from Buffalo to Costa Rica
Keep the following information in mind while searching for Buffalo to Costa Rica flight deals. Data was last updated July 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $373 (JetBlue) |
One-way from | $144 (Delta) |
Popular in | December |
Cheapest in | September |
Average price | $760 |
Cheapflights Fare Finder
Customize your flight search to find flights from Buffalo 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 12, 2026.
Use the filters below to find and compare flights from Buffalo to Costa Rica that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
BuffaloSan José
BUF - SJO
BUFSJO
Buffalo
Fri 7/31
6:00 am-11:51 am
1 stop7h 51m
San José Juan Santamaria Intl
Sun 8/2
1:16 pm-11:59 pm
1 stop8h 43m
$464
BuffaloLiberia
BUF - LIR
BUFLIR
Buffalo
Sat 7/18
7:52 pm-12:10 pm
2 stops18h 18m
Liberia
Wed 7/22
4:30 pm-9:53 am
1 stop15h 23m
$472
BuffaloSan José
BUF - SJO
BUFSJO
Buffalo
Tue 10/6
8:00 am-7:40 pm
2 stops13h 40m
San José Juan Santamaria Intl
Mon 10/26
9:00 am-10:40 pm
1 stop11h 40m
$489
BuffaloSan José
BUF - SJO
BUFSJO
Buffalo
Thu 10/8
7:30 am-7:40 pm
2 stops14h 10m
San José Juan Santamaria Intl
Tue 10/27
9:00 am-10:10 pm
1 stop11h 10m
$538
BuffaloSan José
BUF - SJO
BUFSJO
Buffalo
Sun 8/23
6:55 am-8:30 am
2 stops27h 35m
San José Juan Santamaria Intl
Sat 8/29
12:40 pm-7:52 am
3 stops17h 12m
$562
BuffaloLiberia
BUF - LIR
BUFLIR
Buffalo
Sat 9/12
5:58 pm-12:10 pm
2 stops44h 12m
Liberia
Wed 9/16
1:20 pm-9:28 am
2 stops18h 08m
$565
BuffaloLiberia
BUF - LIR
BUFLIR
Buffalo
Tue 8/25
6:55 am-12:40 pm
1 stop7h 45m
Liberia
Tue 9/8
2:00 pm-8:24 am
1 stop16h 24m
$581
BuffaloLiberia
BUF - LIR
BUFLIR
Buffalo
Thu 10/1
5:45 pm-12:10 pm
2 stops20h 25m
Liberia
Thu 10/8
1:20 pm-9:29 am
2 stops18h 09m
$604
BuffaloSan José
BUF - SJO
BUFSJO
Buffalo
Tue 8/18
8:02 pm-8:45 am
2 stops14h 43m
San José Juan Santamaria Intl
Wed 8/26
9:40 am-7:36 am
2 stops19h 56m
$611
BuffaloSan José
BUF - SJO
BUFSJO
Buffalo
Fri 8/7
7:57 pm-8:30 am
1 stop14h 33m
San José Juan Santamaria Intl
Thu 8/13
1:55 pm-6:58 pm
1 stop27h 03m
$611
Showing 1-10 of 26 resultsSorted by cheapest first
Best time to book a flight from Buffalo to Costa Rica
Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Buffalo with our price prediction graph.
BUF-SJO
BUF-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 Buffalo to Costa Rica
BUF-CR0
BUF-SJO
BUF-LIR
What is the cheapest month to book a flight from Buffalo to Costa Rica?
Currently, April is the cheapest month in which you can book a flight from Buffalo to Costa Rica (average of $168). Flying from Buffalo to Costa Rica in May is currently the most expensive (average of $373). 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.
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 12, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from Buffalo to Costa Rica to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
7.9
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
7.9
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
7.9
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
7.9
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
7.9
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from Buffalo 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 Buffalo 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 Buffalo to Costa Rica by cabin class
Find flights from Buffalo to Costa Rica, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Buffalo and Costa Rica flights
Browse other Buffalo and Costa Rica flight options. Last updated on July 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Buffalo to Costa Rica
Discover the top 5 airlines that operate flights from Buffalo 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 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$251 | Average$530 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$259 | Average$527 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$268 | Average$564 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$369 | Average$628 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$470 | Average$725 | FlexibilityNo cancel fee | On-time63% |