$181+ 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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJO
Jul 31 — Aug 71
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Buffalo to Costa Rica
Cheapest
Best
Last-minute
One-way
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 1, 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 1, 2026.
This American Airlines deal was found by Cheapflights users on 6/27. 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.
Mon 9/285:56 pm
BUF
- LIR
2 stops21h 22m
American Airlines
Thu 10/12:18 pm
LIR
- BUF
2 stops19h 21m
American Airlines
Deal found 6/27![American Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 6/27. 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.
Thu 11/57:12 pm
BUF
- LIR
2 stops20h 01m
American Airlines
Thu 11/121:21 pm
LIR
- BUF
2 stops20h 48m
American Airlines
Deal found 6/27![American Airlines logo]()
$387
This American Airlines deal was found by Cheapflights users on 6/28. 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.
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 6/28![American Airlines logo]()
$399
This American Airlines deal was found by Cheapflights users on 6/30. 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 8/237:34 pm
BUF
- SJO
2 stops18h 29m
American Airlines
Sat 8/291:29 pm
SJO
- BUF
1 stop19h 12m
American Airlines
Deal found 6/30![American Airlines logo]()
$406
This Avianca deal was found by Cheapflights users on 6/30. 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 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 11/114:15 pm
SJO
- BUF
2 stops15h 12m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$410
This Avianca deal was found by Cheapflights users on 6/30. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:30 pm
BUF
- SJO
2 stops15h 05m
Multiple Airlines
Wed 12/94:15 pm
SJO
- BUF
2 stops16h 05m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$426
This American Airlines deal was found by Cheapflights users on 6/28. 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.
Wed 12/27:20 pm
BUF
- SJO
2 stops18h 01m
American Airlines
Wed 12/93:06 pm
SJO
- BUF
1 stop8h 01m
American Airlines
Deal found 6/28![American Airlines logo]()
$431
This American Airlines deal was found by Cheapflights users on 6/28. 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.
Tue 8/186:59 pm
BUF
- SJO
2 stops19h 04m
American Airlines
Fri 8/281:29 pm
SJO
- BUF
1 stop26h 33m
American Airlines
Deal found 6/28![American Airlines logo]()
$439
This American Airlines deal was found by Cheapflights users on 6/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/124:49 pm
BUF
- SJO
1 stop21h 37m
American Airlines
Tue 8/251:03 pm
SJO
- BUF
2 stops21h 03m
American Airlines
Deal found 6/26![American Airlines logo]()
$443
This American Airlines deal was found by Cheapflights users on 6/27. 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 12/137:20 pm
BUF
- SJO
2 stops19h 19m
American Airlines
Fri 12/181:31 pm
SJO
- BUF
1 stop9h 28m
American Airlines
Deal found 6/27![American Airlines logo]()
$463
This Priceline deal was found by Cheapflights users on 6/27. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:00 am
BUF
- LIR
1 stop6h 57m
JetBlue
Thu 10/11:05 pm
LIR
- BUF
1 stop7h 51m
JetBlue
Deal found 6/27![JetBlue logo]()
$474
This JetBlue deal was found by Cheapflights users on 6/29. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:40 am
BUF
- LIR
1 stop7h 20m
JetBlue
Fri 10/302:05 pm
LIR
- BUF
1 stop7h 57m
JetBlue
Deal found 6/29![JetBlue logo]()
$481
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 1, 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 1, 2026.
This American Airlines deal was found by Cheapflights users on 6/30. 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 8/237:54 pm
BUF
- SJO
2 stops18h 09m
American Airlines
Sat 8/291:29 pm
SJO
- BUF
2 stops18h 10m
American Airlines
Deal found 6/30![American Airlines logo]()
$399
This JetBlue deal was found by Cheapflights users on 6/25. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:40 am
BUF
- LIR
1 stop7h 20m
JetBlue
Fri 10/302:05 pm
LIR
- BUF
1 stop7h 57m
JetBlue
Deal found 6/25![JetBlue logo]()
$481
This United Airlines deal was found by Cheapflights users on 6/29. 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.
Mon 10/268:45 pm
BUF
- LIR
1 stop15h 59m
United Airlines
Fri 10/301:20 pm
LIR
- BUF
2 stops18h 09m
United Airlines
Deal found 6/29![United Airlines logo]()
$509
This Avianca deal was found by Cheapflights users on 6/29. 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.
Wed 8/53:55 pm
BUF
- SJO
2 stops18h 35m
Multiple Airlines
Sun 8/94:35 pm
SJO
- BUF
2 stops20h 21m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$534
This KAYAK deal was found by Cheapflights users on 6/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:59 pm
BUF
- SJO
2 stops19h 04m
GOL
Sat 8/151:29 pm
SJO
- BUF
1 stop19h 12m
GOL
Deal found 6/30![GOL logo]()
$638
This American Airlines deal was found by Cheapflights users on 6/29. 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 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 6/29![American Airlines logo]()
$399
This American Airlines deal was found by Cheapflights users on 6/30. 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 8/187:00 am
BUF
- SJO
1 stop8h 52m
American Airlines
Fri 8/282:56 pm
SJO
- BUF
2 stops19h 10m
American Airlines
Deal found 6/30![American Airlines logo]()
$474
This United Airlines deal was found by Cheapflights users on 6/27. 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.
Wed 9/167:00 am
BUF
- SJO
2 stops14h 37m
United Airlines
Mon 9/211:25 pm
SJO
- BUF
2 stops18h 03m
United Airlines
Deal found 6/27![United Airlines logo]()
$529
This Faresmojo deal was found by Cheapflights users on 6/30. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/318:40 pm
BUF
- SJO
1 stop18h 17m
JetBlue
Sun 8/21:50 pm
SJO
- BUF
1 stop8h 35m
JetBlue
Deal found 6/30![JetBlue logo]()
$534
This American Airlines deal was found by Cheapflights users on 6/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:20 pm
BUF
- LIR
2 stops19h 30m
American Airlines
Wed 12/93:10 pm
LIR
- BUF
2 stops18h 53m
American Airlines
Deal found 6/26![American Airlines logo]()
$485
This FlightHub deal was found by Cheapflights users on 6/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/24:00 pm
BUF
- LIR
2 stops21h 55m
JetBlue
Wed 12/92:00 pm
LIR
- BUF
1 stop8h 57m
JetBlue
Deal found 6/30![JetBlue logo]()
$561
This Expedia deal was found by Cheapflights users on 6/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/73:55 pm
BUF
- SJO
2 stops25h 30m
Multiple Airlines
Tue 7/1412:40 pm
SJO
- BUF
3 stops17h 12m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$629
This Orbitz deal was found by Cheapflights users on 6/30. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/68:02 pm
BUF
- SJO
2 stops24h 48m
Multiple Airlines
Sat 8/159:45 am
SJO
- BUF
1 stop9h 22m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$642
This American Airlines deal was found by Cheapflights users on 6/27. 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.
Tue 8/46:01 am
BUF
- SJO
1 stop8h 59m
American Airlines
Tue 8/182:56 pm
SJO
- BUF
2 stops19h 10m
American Airlines
Deal found 6/27![American Airlines logo]()
$609
Last-minute flights from Buffalo to Costa RicaDiscover last-minute flight deals from Buffalo to Costa Rica. Data last updated July 1, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to Costa Rica. Data last updated July 1, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 6/29. 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.
Wed 7/17:06 am
BUF
- SJO
2 stops29h 05m
United Airlines
Thu 7/3012:30 am
SJO
- BUF
2 stops38h 11m
United Airlines
Deal found 6/29![United Airlines logo]()
$602
This United Airlines deal was found by Cheapflights users on 6/27. 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.
Wed 7/16:04 pm
BUF
- LIR
2 stops17h 46m
United Airlines
Fri 7/34:30 pm
LIR
- BUF
1 stop15h 27m
United Airlines
Deal found 6/27![United Airlines logo]()
$702
This American Airlines deal was found by Cheapflights users on 6/27. 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.
Wed 7/16:21 pm
BUF
- LIR
2 stops19h 09m
American Airlines
Fri 7/32:15 pm
LIR
- BUF
2 stops17h 22m
American Airlines
Deal found 6/27![American Airlines logo]()
$721
This KAYAK deal was found by Cheapflights users on 6/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:26 am
BUF
- LIR
1 stop7h 09m
GOL
Fri 7/32:15 pm
LIR
- BUF
1 stop30h 35m
GOL
Deal found 6/27![GOL logo]()
$858
This Expedia deal was found by Cheapflights users on 6/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/73:55 pm
BUF
- SJO
2 stops25h 30m
Multiple Airlines
Tue 7/143:10 pm
SJO
- BUF
2 stops21h 49m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$628
This American Airlines deal was found by Cheapflights users on 6/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/115:15 am
BUF
- SJO
2 stops16h 20m
American Airlines
Thu 7/166:00 am
SJO
- BUF
2 stops15h 59m
American Airlines
Deal found 6/29![American Airlines logo]()
$474
This United Airlines deal was found by Cheapflights users on 6/27. 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 7/1110:57 am
BUF
- SJO
2 stops37h 42m
United Airlines
Thu 7/1611:13 am
SJO
- BUF
2 stops20h 47m
United Airlines
Deal found 6/27![United Airlines logo]()
$632
This Avianca deal was found by Cheapflights users on 6/28. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/313:32 pm
BUF
- SJO
2 stops18h 58m
Multiple Airlines
Sun 8/24:35 pm
SJO
- BUF
2 stops13h 17m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$525
This Faresmojo deal was found by Cheapflights users on 6/29. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/315:55 pm
BUF
- SJO
1 stop19h 05m
JetBlue
Sun 8/212:00 pm
SJO
- BUF
1 stop9h 55m
JetBlue
Deal found 6/29![JetBlue logo]()
$545
This American Airlines deal was found by Cheapflights users on 6/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/317:01 am
BUF
- SJO
1 stop17h 37m
American Airlines
Sun 8/26:00 am
SJO
- BUF
2 stops15h 53m
American Airlines
Deal found 6/29![American Airlines logo]()
$623
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 1, 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 1, 2026.
This American Airlines deal was found by Cheapflights users on 6/30. 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 8/166:09 pm
BUF
- LIR
2 stops21h 29m
American Airlines
Deal found 6/30![American Airlines logo]()
$181
This Justfly.com deal was found by Cheapflights users on 6/30. 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.
Sun 8/166:30 pm
BUF
- LIR
1 stop20h 31m
JetBlue
Deal found 6/30![JetBlue logo]()
$248
This Faresmojo deal was found by Cheapflights users on 6/29. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:25 am
BUF
- SJO
1 stop8h 20m
JetBlue
Deal found 6/29![JetBlue logo]()
$331
This Justfly.com deal was found by Cheapflights users on 6/28. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:40 am
BUF
- LIR
1 stop8h 00m
JetBlue
Deal found 6/28![JetBlue logo]()
$337
This Expedia deal was found by Cheapflights users on 6/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/73:55 pm
BUF
- SJO
2 stops34h 00m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$342
This Faresmojo deal was found by Cheapflights users on 6/29. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/66:00 am
BUF
- SJO
1 stop7h 54m
JetBlue
Deal found 6/29![JetBlue logo]()
$381
This Justfly.com deal was found by Cheapflights users on 6/28. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/86:35 am
BUF
- LIR
1 stop8h 05m
JetBlue
Deal found 6/28![JetBlue logo]()
$384
This Expedia deal was found by Cheapflights users on 6/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/66:35 am
BUF
- SJO
2 stops30h 55m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$407
This FlightHub deal was found by Cheapflights users on 6/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:37 pm
BUF
- SJO
1 stop18h 20m
JetBlue
Deal found 6/27![JetBlue logo]()
$475
This Justfly.com deal was found by Cheapflights users on 6/28. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/66:35 am
BUF
- LIR
1 stop8h 05m
JetBlue
Deal found 6/28![JetBlue logo]()
$510
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 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $379 (American Airlines) |
One-way from | $181 (American Airlines) |
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 1, 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
BuffaloSan José
BUF - SJO
BUFSJO
Buffalo
Sun 8/23
7:54 pm-12:03 pm
2 stops18h 09m
San José Juan Santamaria Intl
Sat 8/29
1:29 pm-9:39 am
2 stops18h 10m
$399
BuffaloSan José
BUF - SJO
BUFSJO
Buffalo
Tue 8/18
6:59 pm-12:03 pm
2 stops19h 04m
San José Juan Santamaria Intl
Wed 8/26
2:56 pm-12:06 pm
2 stops19h 10m
$399
BuffaloSan José
BUF - SJO
BUFSJO
Buffalo
Tue 8/18
7:00 am-1:52 pm
1 stop8h 52m
San José Juan Santamaria Intl
Fri 8/28
2:56 pm-12:06 pm
2 stops19h 10m
$474
Quickest round-trip
BuffaloLiberia
BUF - LIR
BUFLIR
Buffalo
Mon 10/26
7:40 am-1:00 pm
1 stop7h 20m
Liberia
Fri 10/30
2:05 pm-12:02 am
1 stop7h 57m
$481
BuffaloLiberia
BUF - LIR
BUFLIR
Buffalo
Wed 12/2
7:20 pm-1:50 pm
2 stops19h 30m
Liberia
Wed 12/9
3:10 pm-11:03 am
2 stops18h 53m
$485
BuffaloLiberia
BUF - LIR
BUFLIR
Buffalo
Mon 10/26
8:45 pm-10:44 am
1 stop15h 59m
Liberia
Fri 10/30
1:20 pm-9:29 am
2 stops18h 09m
$509
BuffaloSan José
BUF - SJO
BUFSJO
Buffalo
Wed 9/16
7:00 am-7:37 pm
2 stops14h 37m
San José Juan Santamaria Intl
Mon 9/21
1:25 pm-9:28 am
2 stops18h 03m
$529
BuffaloSan José
BUF - SJO
BUFSJO
Buffalo
Wed 8/5
3:55 pm-8:30 am
2 stops18h 35m
San José Juan Santamaria Intl
Sun 8/9
4:35 pm-2:56 pm
2 stops20h 21m
$534
BuffaloSan José
BUF - SJO
BUFSJO
Buffalo
Fri 7/31
8:40 pm-12:57 pm
1 stop18h 17m
San José Juan Santamaria Intl
Sun 8/2
1:50 pm-12:25 am
1 stop8h 35m
$534
BuffaloLiberia
BUF - LIR
BUFLIR
Buffalo
Wed 12/2
4:00 pm-12:55 pm
2 stops21h 55m
Liberia
Wed 12/9
2:00 pm-11:57 pm
1 stop8h 57m
$561
Showing 1-10 of 23 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-LIR
BUF-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 Buffalo to Costa Rica
BUF-CR0
BUF-LIR
BUF-SJO
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 1, 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.
Crew
8.6
Overall
7.9
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Overall
7.9
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Overall
7.9
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Overall
7.9
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Overall
7.9
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Overall
7.9
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Food
7.0
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Alternative routes for 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 1, 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 1, 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$579 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$369 | Average$628 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$470 | Average$725 | FlexibilityNo cancel fee | On-time63% |