$175+ Cheap flights from Buffalo (BUF) to Costa Rica
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJO
Oct 21 — Oct 281
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 September 21, 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 September 21, 2026.
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:53 pm -
2 stops18h 07m
Wed 11/113:54 pm -
2 stops17h 46m
Deal found 9/16![American Airlines logo]()
$315
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:58 pm -
2 stops19h 48m
Sat 11/142:01 pm -
2 stops19h 39m
Deal found 9/16![American Airlines logo]()
$356
This American Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:58 pm -
1 stop19h 09m
Wed 11/112:07 pm -
1 stop19h 33m
Deal found 9/20![American Airlines logo]()
$387
This American Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:53 pm -
2 stops19h 25m
Sun 11/13:17 pm -
2 stops19h 48m
Deal found 9/18![American Airlines logo]()
$396
This JetBlue deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:10 am -
1 stop7h 48m
Thu 10/222:05 pm -
1 stop7h 54m
Deal found 9/20![JetBlue logo]()
$404
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/25:40 am -
2 stops9h 37m
Wed 12/93:35 pm -
2 stops18h 05m
Deal found 9/16![American Airlines logo]()
$413
This Avianca deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/15:15 pm -
2 stops16h 20m
Sun 11/87:45 pm -
2 stops11h 22m
Deal found 9/17![Multiple Airlines logo]()
$440
This Avianca deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/43:48 pm -
2 stops17h 47m
Wed 11/114:15 pm -
2 stops14h 52m
Deal found 9/20![Multiple Airlines logo]()
$447
This JetBlue deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:28 am -
1 stop9h 52m
Wed 12/93:09 pm -
1 stop7h 48m
Deal found 9/16![JetBlue logo]()
$452
This Avianca deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/73:33 pm -
2 stops18h 57m
Wed 10/144:35 pm -
2 stops13h 25m
Deal found 9/16![Multiple Airlines logo]()
$455
This American Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:01 pm -
2 stops20h 16m
Sun 11/83:17 pm -
1 stop23h 33m
Deal found 9/18![American Airlines logo]()
$457
This Avianca deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:33 pm -
2 stops18h 57m
Thu 10/83:10 pm -
2 stops14h 50m
Deal found 9/20![Multiple Airlines logo]()
$457
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 September 21, 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 September 21, 2026.
This JetBlue deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:10 am -
1 stop7h 48m
Thu 10/222:05 pm -
1 stop7h 54m
Deal found 9/20![JetBlue logo]()
$404
This Delta deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:00 am -
1 stop8h 00m
Wed 11/117:00 am -
1 stop15h 59m
Deal found 9/17![Delta logo]()
$471
This American Airlines deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/264:48 pm -
1 stop23h 12m
Wed 11/113:54 pm -
2 stops18h 46m
Deal found 9/19![American Airlines logo]()
$487
This United Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/18:42 pm -
1 stop16h 12m
Mon 2/82:06 pm -
2 stops19h 20m
Deal found 9/20![United Airlines logo]()
$491
This Expedia deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/44:51 pm -
3 stops43h 54m
Wed 1/134:15 pm -
2 stops15h 07m
Deal found 9/16![Multiple Airlines logo]()
$538
This JetBlue deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:10 am -
1 stop7h 48m
Tue 11/33:05 pm -
1 stop7h 53m
Deal found 9/16![JetBlue logo]()
$404
This JetBlue deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:28 am -
1 stop9h 52m
Wed 12/93:09 pm -
1 stop7h 48m
Deal found 9/16![JetBlue logo]()
$452
This United Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:59 pm -
2 stops18h 11m
Thu 10/221:20 pm -
2 stops18h 09m
Deal found 9/20![United Airlines logo]()
$521
This deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:00 am -
1 stop8h 12m
Fri 11/132:37 pm -
1 stop8h 22m
Deal found 9/18![Delta logo]()
$548
This Expedia deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/33:48 pm -
3 stops20h 57m
Sat 11/1412:40 pm -
3 stops18h 27m
Deal found 9/16![Multiple Airlines logo]()
$556
This United Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/410:51 am -
2 stops25h 34m
Wed 11/1111:28 pm -
1 stop22h 31m
Deal found 9/20![United Airlines logo]()
$534
This American Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/16:25 am -
1 stop8h 50m
Sun 1/103:16 pm -
2 stops18h 33m
Deal found 9/17![American Airlines logo]()
$678
This JetBlue deal was found by Cheapflights users on 9/21. 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.
Wed 12/166:28 am -
1 stop9h 52m
Wed 12/232:04 pm -
1 stop8h 43m
Deal found 9/21![JetBlue logo]()
$579
This United Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:55 pm -
2 stops17h 27m
Wed 10/2810:28 pm -
2 stops20h 08m
Deal found 9/17![United Airlines logo]()
$598
This JetBlue deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:35 am -
1 stop7h 25m
Wed 10/282:05 pm -
1 stop7h 53m
Deal found 9/20![JetBlue logo]()
$656
Last-minute flights from Buffalo to Costa RicaDiscover last-minute flight deals from Buffalo to Costa Rica. Data last updated September 21, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to Costa Rica. Data last updated September 21, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/195:30 am -
2 stops9h 48m
Sat 9/262:47 pm -
2 stops17h 31m
Deal found 9/18![American Airlines logo]()
$751
This Avianca deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:33 pm -
2 stops18h 57m
Thu 10/83:10 pm -
2 stops14h 50m
Deal found 9/20![Multiple Airlines logo]()
$457
This Avianca deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/73:33 pm -
2 stops18h 57m
Wed 10/144:35 pm -
2 stops13h 25m
Deal found 9/16![Multiple Airlines logo]()
$455
This Expedia deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:10 am -
1 stop7h 48m
Wed 10/142:05 pm -
1 stop7h 54m
Deal found 9/20![JetBlue logo]()
$634
This American Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:35 pm -
2 stops19h 43m
Wed 10/142:44 pm -
2 stops21h 43m
Deal found 9/20![American Airlines logo]()
$693
This Delta deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:43 pm -
2 stops18h 52m
Wed 10/141:00 pm -
1 stop8h 59m
Deal found 9/20![Delta logo]()
$754
This JetBlue deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:10 am -
1 stop7h 48m
Thu 10/222:05 pm -
1 stop7h 54m
Deal found 9/20![JetBlue logo]()
$404
This United Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:59 pm -
2 stops18h 11m
Thu 10/221:20 pm -
2 stops18h 09m
Deal found 9/20![United Airlines logo]()
$521
This American Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:53 pm -
2 stops19h 25m
Sun 11/13:17 pm -
2 stops19h 48m
Deal found 9/18![American Airlines logo]()
$396
This Avianca deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:59 pm -
2 stops14h 36m
Fri 10/304:15 pm -
2 stops13h 53m
Deal found 9/20![Multiple Airlines logo]()
$475
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:53 pm -
2 stops18h 07m
Wed 11/113:54 pm -
2 stops17h 46m
Deal found 9/16![American Airlines logo]()
$315
This Delta deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:00 am -
1 stop8h 00m
Wed 11/117:00 am -
1 stop15h 59m
Deal found 9/17![Delta logo]()
$471
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 September 21, 2026.
Search for one-way flight options from Buffalo to Costa Rica. Find affordable one-way fares based on user searches. Data last updated September 21, 2026.
This American Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/116:50 pm -
2 stops18h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![American Airlines logo]()
$175
This Avianca deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/244:59 pm -
2 stops16h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$193
This Avianca deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/134:59 pm -
2 stops16h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$198
This Avianca deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:53 pm -
2 stops14h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$216
This Avianca deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/148:06 pm -
2 stops13h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$220
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/246:50 am -
1 stop14h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![American Airlines logo]()
$223
This Travelocity deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:00 am -
1 stop8h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![JetBlue logo]()
$240
This Expedia deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:50 pm -
2 stops17h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$256
This American Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:04 pm -
2 stops20h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![American Airlines logo]()
$260
This Delta deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/1112:09 pm -
1 stop10h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Delta logo]()
$286
This Delta deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:43 pm -
2 stops18h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Delta logo]()
$355
This Expedia deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:10 am -
1 stop7h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![JetBlue logo]()
$420
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 September 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $315 (American Airlines) |
One-way from | $175 (American Airlines) |
Popular in | August |
Cheapest in | November |
Average price | $486 |
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 7,457,451 searches. Data last updated September 21, 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 Buffalo - SJO San José Juan Santamaria Intl
BUFSJO
Buffalo
Sun 1/24
4:59 pm-8:35 am
2 stops16h 36m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$193
BuffaloSan José
BUF Buffalo - SJO San José Juan Santamaria Intl
BUFSJO
Buffalo
Thu 1/14
8:06 pm-8:50 am
2 stops13h 44m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$220
BuffaloLiberia
BUF Buffalo - LIR Liberia
BUFLIR
Buffalo
Wed 1/13
5:05 am-2:16 pm
1 stop10h 11m
Liberia
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$244
BuffaloSan José
BUF Buffalo - SJO San José Juan Santamaria Intl
BUFSJO
Buffalo
Mon 1/11
12:09 pm-10:05 pm
1 stop10h 56m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$286
BuffaloSan José
BUF Buffalo - SJO San José Juan Santamaria Intl
BUFSJO
Buffalo
Thu 1/14
11:40 am-7:53 pm
1 stop9h 13m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$337
BuffaloLiberia
BUF Buffalo - LIR Liberia
BUFLIR
Buffalo
Fri 10/9
7:43 pm-12:35 pm
2 stops18h 52m
Liberia
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$355
BuffaloLiberia
BUF Buffalo - LIR Liberia
BUFLIR
Buffalo
Mon 10/19
7:10 am-12:58 pm
1 stop7h 48m
Liberia
Thu 10/22
2:05 pm-11:59 pm
1 stop7h 54m
$404
BuffaloLiberia
BUF Buffalo - LIR Liberia
BUFLIR
Buffalo
Tue 10/20
7:10 am-12:58 pm
1 stop7h 48m
Liberia
Tue 11/3
3:05 pm-11:58 pm
1 stop7h 53m
$404
BuffaloLiberia
BUF Buffalo - LIR Liberia
BUFLIR
Buffalo
Fri 10/9
7:10 am-12:58 pm
1 stop7h 48m
Liberia
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$420
Quickest round-trip
BuffaloLiberia
BUF Buffalo - LIR Liberia
BUFLIR
Buffalo
Tue 11/24
6:00 am-12:43 pm
1 stop7h 43m
Liberia
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$420
Showing 1-10 of 32 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, September is the cheapest month in which you can book a flight from Buffalo to Costa Rica (average of $486). Flying from Buffalo to Costa Rica in August is currently the most expensive (average of $881). 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 September 21, 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.
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
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 September 21, 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 7,457,451 searches. Data last updated September 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$248 | Average$524 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$251 | Average$550 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$268 | Average$597 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$303 | Average$628 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$553 | Average$725 | FlexibilityNo cancel fee | On-time63% |