$202+ 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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJO
Nov 27 — Dec 41
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 28, 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 28, 2026.
This American Airlines deal was found by Cheapflights users on 10/26. 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.
Thu 12/106:58 pm -
2 stops20h 21m
Thu 12/1711:58 am -
2 stops19h 28m
Deal found 10/26![American Airlines logo]()
$473
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Fri 12/46:58 pm -
2 stops18h 32m
Sun 12/63:54 pm -
2 stops17h 24m
Deal found 10/27![American Airlines logo]()
$497
This American Airlines deal was found by Cheapflights users on 10/26. 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.
Mon 12/146:47 pm -
2 stops19h 13m
Sun 12/203:37 pm -
2 stops18h 03m
Deal found 10/26![American Airlines logo]()
$525
This American Airlines deal was found by Cheapflights users on 10/27. 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 12/146:47 pm -
2 stops19h 13m
Mon 12/213:37 pm -
2 stops18h 03m
Deal found 10/27![American Airlines logo]()
$532
This United Airlines deal was found by Cheapflights users on 10/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/266:00 am -
2 stops32h 10m
Fri 12/45:20 pm -
2 stops22h 37m
Deal found 10/26![United Airlines logo]()
$541
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Sat 12/126:55 pm -
2 stops19h 05m
Fri 12/1812:43 am -
1 stop21h 04m
Deal found 10/27![American Airlines logo]()
$542
This Delta deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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 10/24![Delta logo]()
$550
This American Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:03 am -
1 stop7h 04m
Wed 11/112:07 pm -
1 stop19h 33m
Deal found 10/23![American Airlines logo]()
$558
This American Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/261:11 pm -
2 stops9h 10m
Wed 11/112:07 pm -
1 stop19h 33m
Deal found 10/23![American Airlines logo]()
$563
This American Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:07 pm -
2 stops20h 12m
Wed 12/93:35 pm -
2 stops18h 21m
Deal found 10/23![American Airlines logo]()
$571
This United Airlines deal was found by Cheapflights users on 10/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:51 am -
1 stop10h 02m
Tue 11/311:28 pm -
1 stop9h 40m
Deal found 10/25![United Airlines logo]()
$575
This American Airlines deal was found by Cheapflights users on 10/28. 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 12/166:49 pm -
2 stops19h 11m
Wed 12/233:15 pm -
1 stop18h 02m
Deal found 10/28![American Airlines logo]()
$583
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 28, 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 28, 2026.
This United Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/167:03 am -
2 stops12h 34m
Mon 1/255:20 pm -
2 stops18h 55m
Deal found 10/23![United Airlines logo]()
$468
This American Airlines deal was found by Cheapflights users on 10/26. 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.
Thu 12/106:58 pm -
2 stops20h 21m
Thu 12/171:30 pm -
1 stop8h 36m
Deal found 10/26![American Airlines logo]()
$473
This Delta deal was found by Cheapflights users on 10/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/186:05 am -
1 stop7h 40m
Wed 2/33:25 pm -
1 stop7h 34m
Deal found 10/27![Delta logo]()
$477
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Sun 1/176:30 am -
2 stops13h 07m
Mon 2/18:45 am -
2 stops23h 43m
Deal found 10/27![United Airlines logo]()
$554
This American Airlines deal was found by Cheapflights users on 10/28. 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 12/166:49 pm -
2 stops19h 11m
Wed 12/233:15 pm -
2 stops18h 25m
Deal found 10/28![American Airlines logo]()
$583
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Mon 1/185:43 pm -
2 stops20h 27m
Mon 2/18:45 am -
2 stops23h 43m
Deal found 10/27![United Airlines logo]()
$554
This United Airlines deal was found by Cheapflights users on 10/27. 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 2/275:30 pm -
1 stop19h 00m
Sun 3/712:35 pm -
2 stops19h 38m
Deal found 10/27![United Airlines logo]()
$567
This American Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/77:01 pm -
2 stops17h 13m
Mon 3/1511:14 am -
1 stop10h 01m
Deal found 10/23![American Airlines logo]()
$629
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/255:43 pm -
2 stops20h 27m
Thu 1/282:06 pm -
2 stops28h 26m
Deal found 10/24![United Airlines logo]()
$568
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Sun 1/177:03 am -
1 stop13h 50m
Thu 1/211:15 am -
2 stops17h 17m
Deal found 10/27![United Airlines logo]()
$569
This United Airlines deal was found by Cheapflights users on 10/27. 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 1/165:43 pm -
1 stop19h 32m
Thu 1/211:25 pm -
1 stop19h 03m
Deal found 10/27![United Airlines logo]()
$574
This United Airlines deal was found by Cheapflights users on 10/27. 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 4/1410:20 am -
2 stops11h 17m
Sat 4/247:55 am -
2 stops10h 36m
Deal found 10/27![United Airlines logo]()
$584
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:20 pm -
1 stop17h 34m
Wed 12/95:20 pm -
1 stop16h 29m
Deal found 10/24![United Airlines logo]()
$593
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/131:50 pm -
2 stops24h 32m
Fri 1/221:25 pm -
1 stop19h 03m
Deal found 10/24![United Airlines logo]()
$613
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Thu 4/156:00 am -
1 stop7h 38m
Sat 4/247:55 am -
2 stops10h 36m
Deal found 10/27![United Airlines logo]()
$617
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Fri 4/166:00 am -
1 stop7h 38m
Sat 4/247:55 am -
2 stops10h 36m
Deal found 10/27![United Airlines logo]()
$668
Last-minute flights from Buffalo to Costa RicaDiscover last-minute flight deals from Buffalo to Costa Rica. Data last updated October 28, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to Costa Rica. Data last updated October 28, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:51 am -
1 stop10h 02m
Tue 11/311:28 pm -
1 stop9h 40m
Deal found 10/25![United Airlines logo]()
$575
This American Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:00 am -
1 stop9h 00m
Wed 11/42:07 pm -
1 stop19h 33m
Deal found 10/24![American Airlines logo]()
$584
This Mytrip deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2912:54 pm -
2 stops34h 11m
Wed 11/45:10 am -
3 stops35h 42m
Deal found 10/24![Multiple Airlines logo]()
$1,278
This American Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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
Wed 11/113:54 pm -
2 stops17h 46m
Deal found 10/23![American Airlines logo]()
$554
This BusinessClass deal was found by Cheapflights users on 10/27. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/108:55 pm -
1 stop15h 59m
Wed 11/182:20 pm -
2 stops18h 48m
Deal found 10/27![Multiple Airlines logo]()
$1,442
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Mon 11/167:52 pm -
2 stops25h 47m
Thu 11/198:45 am -
2 stops24h 09m
Deal found 10/27![United Airlines logo]()
$613
This American Airlines deal was found by Cheapflights users on 10/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:40 pm -
2 stops20h 40m
Sun 11/291:31 pm -
2 stops19h 39m
Deal found 10/25![American Airlines logo]()
$1,279
This Expedia deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/227:00 am -
1 stop8h 00m
Sun 11/293:05 pm -
1 stop7h 53m
Deal found 10/25![JetBlue logo]()
$1,795
This American Airlines deal was found by Cheapflights users on 10/26. 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.
Mon 11/236:40 pm -
2 stops20h 40m
Mon 11/303:32 pm -
2 stops18h 10m
Deal found 10/26![American Airlines logo]()
$764
This United Airlines deal was found by Cheapflights users on 10/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/238:55 pm -
1 stop15h 59m
Mon 11/302:20 pm -
2 stops29h 36m
Deal found 10/26![United Airlines logo]()
$993
This Expedia deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:00 am -
1 stop7h 43m
Mon 11/303:05 pm -
1 stop7h 53m
Deal found 10/26![JetBlue logo]()
$1,364
This United Airlines deal was found by Cheapflights users on 10/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/266:00 am -
2 stops32h 10m
Fri 12/45:20 pm -
2 stops22h 37m
Deal found 10/26![United Airlines logo]()
$541
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 28, 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 28, 2026.
This American Airlines deal was found by Cheapflights users on 10/27. 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 4/217:00 am -
1 stop16h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![American Airlines logo]()
$202
This American Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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 10/24![American Airlines logo]()
$210
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Sun 1/317:03 am -
2 stops12h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![United Airlines logo]()
$226
This Delta deal was found by Cheapflights users on 10/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/1911:20 am -
2 stops11h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Delta logo]()
$230
This United Airlines deal was found by Cheapflights users on 10/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/196:00 am -
1 stop8h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![United Airlines logo]()
$233
This BusinessClass deal was found by Cheapflights users on 10/28. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/316:44 pm -
2 stops18h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![GOL logo]()
$237
This American Airlines deal was found by Cheapflights users on 10/28. 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.
Thu 12/317:47 pm -
1 stop17h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![American Airlines logo]()
$265
This JetBlue deal was found by Cheapflights users on 10/27. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/207:27 am -
1 stop7h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![JetBlue logo]()
$279
This FlightHub deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/256:00 am -
1 stop10h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![JetBlue logo]()
$349
This United Airlines deal was found by Cheapflights users on 10/27. 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 2/205:30 pm -
2 stops20h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![United Airlines logo]()
$395
This Expedia deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/117:27 am -
1 stop7h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![JetBlue logo]()
$419
This American Airlines deal was found by Cheapflights users on 10/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/276:59 pm -
2 stops18h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![American Airlines logo]()
$463
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 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $442 (American Airlines) |
One-way from | $202 (American 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 28, 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
Wed 4/21
7:00 am-9:36 pm
1 stop16h 36m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$203
BuffaloSan José
BUF Buffalo - SJO San José Juan Santamaria Intl
BUFSJO
Buffalo
Fri 2/19
11:20 am-10:05 pm
2 stops11h 45m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$230
BuffaloSan José
BUF Buffalo - SJO San José Juan Santamaria Intl
BUFSJO
Buffalo
Fri 2/19
6:00 am-1:00 pm
1 stop8h 00m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$233
BuffaloSan José
BUF Buffalo - SJO San José Juan Santamaria Intl
BUFSJO
Buffalo
Thu 12/31
6:44 pm-12:31 pm
2 stops18h 47m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$237
BuffaloLiberia
BUF Buffalo - LIR Liberia
BUFLIR
Buffalo
Sun 1/31
7:03 am-11:54 am
1 stop29h 51m
Liberia
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$257
BuffaloSan José
BUF Buffalo - SJO San José Juan Santamaria Intl
BUFSJO
Buffalo
Thu 12/31
7:47 pm-12:31 pm
1 stop17h 44m
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
Sun 1/10
7:03 am-12:42 pm
1 stop30h 39m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$272
BuffaloSan José
BUF Buffalo - SJO San José Juan Santamaria Intl
BUFSJO
Buffalo
Sat 3/13
7:52 pm-7:39 pm
2 stops24h 47m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$275
Quickest round-trip
BuffaloLiberia
BUF Buffalo - LIR Liberia
BUFLIR
Buffalo
Sat 2/20
7:27 am-2:00 pm
1 stop7h 33m
Liberia
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$279
BuffaloSan José
BUF Buffalo - SJO San José Juan Santamaria Intl
BUFSJO
Buffalo
Sat 3/13
7:58 pm-8:50 am
2 stops13h 52m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$285
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-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, 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 28, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andJetBlue 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
Comfort
8.0
Food
7.0
Entertainment
7.4
Boarding
8.1
Overall
7.9
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.4
Boarding
8.1
Overall
7.9
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.4
Boarding
8.1
Overall
7.9
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.4
Boarding
8.1
Overall
7.9
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.4
Boarding
8.1
Overall
7.9
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 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Buffalo to Costa Rica
Discover the top 4 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 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$251 | Average$550 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$259 | Average$537 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$268 | Average$630 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$553 | Average$725 | FlexibilityNo cancel fee | On-time63% |