$185+ 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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJO
Nov 18 — Nov 251
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
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
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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 October 19, 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 October 19, 2026.
This United Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/111:23 am -
1 stop9h 30m
Wed 12/911:28 pm -
1 stop10h 21m
Deal found 10/15![United Airlines logo]()
$436
This American Airlines deal was found by Cheapflights users on 10/16. 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 11/96:58 pm -
2 stops19h 03m
Mon 11/163:54 pm -
2 stops17h 17m
Deal found 10/16![American Airlines logo]()
$437
This American Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 12/26:52 pm -
2 stops18h 43m
Wed 12/93:35 pm -
2 stops18h 21m
Deal found 10/14![American Airlines logo]()
$452
This American Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 12/17:04 pm -
2 stops18h 33m
Wed 12/91:42 pm -
2 stops9h 12m
Deal found 10/15![American Airlines logo]()
$494
This American Airlines deal was found by Cheapflights users on 10/16. 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 11/306:40 pm -
2 stops20h 40m
Mon 12/73:19 pm -
2 stops18h 37m
Deal found 10/16![American Airlines logo]()
$495
This Delta deal was found by Cheapflights users on 10/17. 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 10/17![Delta logo]()
$504
This American Airlines deal was found by Cheapflights users on 10/16. 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 12/66:49 pm -
2 stops20h 30m
Sat 12/123:35 pm -
2 stops18h 06m
Deal found 10/16![American Airlines logo]()
$510
This American Airlines deal was found by Cheapflights users on 10/16. 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 10/266:08 am -
2 stops16h 13m
Wed 11/112:07 pm -
1 stop19h 33m
Deal found 10/16![American Airlines logo]()
$516
This American Airlines deal was found by Cheapflights users on 10/18. 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.
Wed 12/212:12 pm -
2 stops9h 39m
Wed 12/91:42 pm -
1 stop19h 59m
Deal found 10/18![American Airlines logo]()
$531
This American Airlines deal was found by Cheapflights users on 10/16. 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 12/166:49 pm -
2 stops19h 11m
Wed 12/233:15 pm -
2 stops18h 25m
Deal found 10/16![American Airlines logo]()
$537
This JetBlue deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 11/113:05 pm -
1 stop7h 53m
Deal found 10/14![JetBlue logo]()
$554
This American Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 12/107:36 pm -
1 stop18h 06m
Tue 12/152:46 pm -
2 stops19h 10m
Deal found 10/14![American Airlines logo]()
$565
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 October 19, 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 October 19, 2026.
This American Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 1/304:10 pm -
2 stops21h 29m
Sat 2/61:39 pm -
2 stops21h 24m
Deal found 10/15![American Airlines logo]()
$408
This United Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 1/2811:13 am -
1 stop9h 40m
Mon 2/81:15 am -
2 stops14h 26m
Deal found 10/14![United Airlines logo]()
$496
This JetBlue deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 10/14![JetBlue logo]()
$616
This American Airlines deal was found by Cheapflights users on 10/17. 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.
Wed 12/26:52 pm -
2 stops20h 27m
Wed 12/93:35 pm -
2 stops19h 07m
Deal found 10/17![American Airlines logo]()
$472
This United Airlines deal was found by Cheapflights users on 10/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/307:03 am -
1 stop29h 51m
Sat 2/62:06 pm -
1 stop18h 22m
Deal found 10/16![United Airlines logo]()
$564
This United Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 1/235:43 pm -
1 stop19h 32m
Sat 1/301:15 am -
2 stops14h 26m
Deal found 10/14![United Airlines logo]()
$567
This United Airlines deal was found by Cheapflights users on 10/17. 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.
Sun 3/76:00 am -
2 stops15h 39m
Mon 3/1512:25 pm -
1 stop18h 48m
Deal found 10/17![United Airlines logo]()
$567
This JetBlue deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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.
Sun 11/17:35 am -
1 stop7h 25m
Thu 11/53:05 pm -
1 stop7h 53m
Deal found 10/14![JetBlue logo]()
$711
This United Airlines deal was found by Cheapflights users on 10/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:00 am -
1 stop30h 42m
Wed 12/911:28 pm -
1 stop17h 42m
Deal found 10/18![United Airlines logo]()
$570
This United Airlines deal was found by Cheapflights users on 10/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/104:00 pm -
2 stops20h 11m
Fri 4/1611:13 am -
2 stops23h 57m
Deal found 10/19![United Airlines logo]()
$612
This United Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 1/2211:13 am -
1 stop9h 40m
Fri 1/291:15 am -
2 stops12h 02m
Deal found 10/14![United Airlines logo]()
$612
This United Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 1/1410:15 am -
2 stops33h 01m
Fri 1/221:15 am -
2 stops18h 37m
Deal found 10/14![United Airlines logo]()
$632
This United Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 12/23:00 pm -
2 stops21h 54m
Wed 12/95:20 pm -
1 stop16h 29m
Deal found 10/14![United Airlines logo]()
$647
This United Airlines deal was found by Cheapflights users on 10/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/146:00 am -
1 stop14h 53m
Thu 3/1810:28 pm -
1 stop22h 09m
Deal found 10/16![United Airlines logo]()
$660
This United Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 11/16:30 am -
2 stops13h 07m
Thu 11/55:20 pm -
2 stops15h 34m
Deal found 10/15![United Airlines logo]()
$667
This United Airlines deal was found by Cheapflights users on 10/17. 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.
Thu 2/111:55 pm -
2 stops29h 21m
Tue 2/1611:28 pm -
1 stop21h 34m
Deal found 10/17![United Airlines logo]()
$701
Last-minute flights from Buffalo to Costa RicaDiscover last-minute flight deals from Buffalo to Costa Rica. Data last updated October 19, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to Costa Rica. Data last updated October 19, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/16. 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 10/195:50 am -
2 stops16h 31m
Sun 10/253:01 pm -
2 stops18h 22m
Deal found 10/16![American Airlines logo]()
$584
This American Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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
Mon 11/23:35 pm -
2 stops19h 00m
Deal found 10/15![American Airlines logo]()
$680
This JetBlue deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:10 am -
1 stop7h 48m
Mon 11/23:05 pm -
1 stop7h 53m
Deal found 10/15![JetBlue logo]()
$742
This American Airlines deal was found by Cheapflights users on 10/16. 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 10/257:00 am -
2 stops15h 21m
Fri 10/303:01 pm -
2 stops19h 23m
Deal found 10/16![American Airlines logo]()
$593
This Delta deal was found by Cheapflights users on 10/17. 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 10/17![Delta logo]()
$504
This American Airlines deal was found by Cheapflights users on 10/16. 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 10/266:08 am -
2 stops16h 13m
Wed 11/112:07 pm -
1 stop19h 33m
Deal found 10/16![American Airlines logo]()
$516
This JetBlue deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 11/113:05 pm -
1 stop7h 53m
Deal found 10/14![JetBlue logo]()
$554
This United Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 11/16:30 am -
2 stops13h 07m
Thu 11/55:20 pm -
2 stops15h 34m
Deal found 10/15![United Airlines logo]()
$667
This JetBlue deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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.
Sun 11/17:35 am -
1 stop7h 25m
Thu 11/53:05 pm -
1 stop7h 53m
Deal found 10/15![JetBlue logo]()
$711
This American Airlines deal was found by Cheapflights users on 10/16. 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 11/96:58 pm -
2 stops19h 03m
Mon 11/163:54 pm -
2 stops17h 17m
Deal found 10/16![American Airlines logo]()
$437
This American Airlines deal was found by Cheapflights users on 10/16. 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 11/306:40 pm -
2 stops20h 40m
Mon 12/73:19 pm -
2 stops18h 37m
Deal found 10/16![American Airlines logo]()
$495
This United Airlines deal was found by Cheapflights users on 10/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/307:52 pm -
2 stops17h 02m
Mon 12/75:20 pm -
1 stop16h 22m
Deal found 10/16![United Airlines logo]()
$659
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 October 19, 2026.
Search for one-way flight options from Buffalo to Costa Rica. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
This United Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 2/206:00 am -
2 stops13h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![United Airlines logo]()
$185
This American Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 2/197:01 pm -
2 stops17h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![American Airlines logo]()
$251
This KAYAK deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/306:50 pm -
2 stops21h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![GOL logo]()
$261
This United Airlines deal was found by Cheapflights users on 10/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/137:52 pm -
2 stops22h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![United Airlines logo]()
$265
This American Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 1/306:50 pm -
1 stop18h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![American Airlines logo]()
$267
This FlightHub deal was found by Cheapflights users on 10/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:00 am -
1 stop8h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![JetBlue logo]()
$277
This United Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 2/192:44 pm -
1 stop23h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![United Airlines logo]()
$318
This JetBlue deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/1912:15 pm -
1 stop11h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![JetBlue logo]()
$344
This American Airlines deal was found by Cheapflights users on 10/16. 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 12/206:44 pm -
2 stops16h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![American Airlines logo]()
$381
This American Airlines deal was found by Cheapflights users on 10/18. 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 10/257:00 am -
1 stop8h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![American Airlines logo]()
$382
This United Airlines deal was found by Cheapflights users on 10/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:55 pm -
1 stop15h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![United Airlines logo]()
$387
This American Airlines deal was found by Cheapflights users on 10/18. 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 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![American Airlines logo]()
$468
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 October 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $379 (United Airlines) |
One-way from | $185 (United Airlines) |
Popular in | August |
Cheapest in | October |
Average price | $424 |
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 October 19, 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
Sat 2/20
6:00 am-6:16 pm
2 stops13h 16m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$185
BuffaloSan José
BUF Buffalo - SJO San José Juan Santamaria Intl
BUFSJO
Buffalo
Sat 3/13
7:52 pm-5:16 pm
2 stops22h 24m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$265
BuffaloSan José
BUF Buffalo - SJO San José Juan Santamaria Intl
BUFSJO
Buffalo
Thu 11/26
7:00 am-2:00 pm
1 stop8h 00m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$277
BuffaloSan José
BUF Buffalo - SJO San José Juan Santamaria Intl
BUFSJO
Buffalo
Fri 2/19
2:44 pm-1:00 pm
1 stop23h 16m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$318
BuffaloSan José
BUF Buffalo - SJO San José Juan Santamaria Intl
BUFSJO
Buffalo
Fri 2/19
12:15 pm-10:48 pm
1 stop11h 33m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$344
BuffaloLiberia
BUF Buffalo - LIR Liberia
BUFLIR
Buffalo
Sun 10/25
6:00 am-1:18 pm
2 stops9h 18m
Liberia
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$382
BuffaloLiberia
BUF Buffalo - LIR Liberia
BUFLIR
Buffalo
Mon 10/26
8:55 pm-10:54 am
1 stop15h 59m
Liberia
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$387
BuffaloSan José
BUF Buffalo - SJO San José Juan Santamaria Intl
BUFSJO
Buffalo
Sun 12/20
6:44 pm-10:35 am
2 stops16h 51m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$394
BuffaloSan José
BUF Buffalo - SJO San José Juan Santamaria Intl
BUFSJO
Buffalo
Sat 3/13
5:30 pm-11:27 am
1 stop18h 57m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$402
BuffaloLiberia
BUF Buffalo - LIR Liberia
BUFLIR
Buffalo
Sat 1/30
4:10 pm-12:39 pm
2 stops21h 29m
Liberia
Sat 2/6
1:39 pm-12:03 pm
2 stops21h 24m
$408
Showing 1-10 of 31 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, October is the cheapest month in which you can book a flight from Buffalo to Costa Rica (average of $424). 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 October 19, 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.
Food
7.0
Overall
7.9
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Food
7.0
Overall
7.9
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Food
7.0
Overall
7.9
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Food
7.0
Overall
7.9
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Food
7.0
Overall
7.9
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Food
7.0
Overall
7.9
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
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 October 19, 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 October 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$251 | Average$550 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$259 | Average$539 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$268 | Average$609 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$303 | Average$628 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$553 | Average$725 | FlexibilityNo cancel fee | On-time63% |