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Costa Rica

$147+ Cheap flights from Buffalo (BUF) to Costa Rica

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJO
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheap flight deals from Buffalo to Costa Rica

Cheapest flights from Buffalo to Costa Rica
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 December 23, 2025.

This Justfly.com deal was found by Cheapflights users on 12/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/238:12 amBUF - SJO
1 stop9h 14mJetBlue
Sun 12/289:38 amSJO - BUF
1 stop12h 03mJetBlue
Deal found 12/21$526
This American Airlines deal was found by Cheapflights users on 12/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/277:15 pmBUF - SJO
2 stops16h 17mAmerican Airlines
Tue 12/307:00 amSJO - BUF
1 stop14h 44mAmerican Airlines
Deal found 12/21$556
This American Airlines deal was found by Cheapflights users on 12/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/267:15 pmBUF - LIR
2 stops16h 30mAmerican Airlines
Tue 12/303:13 pmLIR - BUF
2 stops18h 54mAmerican Airlines
Deal found 12/21$574
This United Airlines deal was found by Cheapflights users on 12/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:30 amBUF - SJO
2 stops36h 46mUnited Airlines
Tue 12/306:30 amSJO - BUF
2 stops37h 24mUnited Airlines
Deal found 12/21$606
This United Airlines deal was found by Cheapflights users on 12/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:30 amBUF - SJO
2 stops41h 02mUnited Airlines
Tue 12/302:05 pmSJO - BUF
1 stop29h 49mUnited Airlines
Deal found 12/21$664
This Gurufare deal was found by Cheapflights users on 12/21. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:20 pmBUF - SJO
1 stop30h 25mGOL
Tue 12/307:00 amSJO - BUF
1 stop14h 44mGOL
Deal found 12/21$671
This American Airlines deal was found by Cheapflights users on 12/22. 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 12/266:24 amBUF - SJO
1 stop17h 21mAmerican Airlines
Sun 12/287:00 amSJO - BUF
1 stop14h 44mAmerican Airlines
Deal found 12/22$681
This Expedia deal was found by Cheapflights users on 12/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/268:50 amBUF - LIR
1 stop29h 20mJetBlue
Tue 12/302:00 pmLIR - BUF
1 stop8h 43mJetBlue
Deal found 12/21$682
This United Airlines deal was found by Cheapflights users on 12/22. 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 12/315:35 pmBUF - SJO
2 stops20h 40mUnited Airlines
Mon 1/56:30 amSJO - BUF
2 stops26h 16mUnited Airlines
Deal found 12/22$712
This Kiwi.com deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/269:57 amBUF - SJO
1 stop26h 45mMultiple Airlines
Sun 12/281:31 pmSJO - BUF
2 stops30h 37mMultiple Airlines
Deal found 12/22$722
This United Airlines deal was found by Cheapflights users on 12/22. 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 12/286:30 amBUF - SJO
2 stops17h 02mUnited Airlines
Thu 1/12:20 pmSJO - BUF
2 stops29h 34mUnited Airlines
Deal found 12/22$744
This Ovago deal was found by Cheapflights users on 12/22. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/267:15 pmBUF - SJO
2 stops18h 18mGOL
Sun 12/283:29 pmSJO - BUF
2 stops19h 33mGOL
Deal found 12/22$755

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 December 23, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$249
(American Airlines)

One-way from

$147
(Delta)

Popular in

July

Cheapest in

September

Average price

$778
Provider with most accurate pricing for Buffalo-San José Juan Santamaria Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Buffalo-San José Juan Santamaria Intl flights.
Search Deals
From Buffalo to Costa Rica
Search Deals
One-way flight from Buffalo to Costa Rica
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($223 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($45 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo to Costa Rica that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 23, 2025.
Use the filters below to find and compare flights from Buffalo to Costa Rica that are best for you.

Fly from

Buffalo

Fly to

Costa Rica

Route

Depart

Return

Price

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Mon 2/23

6:00 am-8:13 pm

1 stop15h 13m

San José Juan Santamaria Intl

Mon 3/9

11:35 pm-10:41 pm

1 stop21h 06m

$251

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Sun 1/25

6:00 am-12:50 pm

1 stop7h 50m

Liberia

Wed 1/28

2:15 pm-11:47 pm

1 stop8h 32m

$307

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Tue 1/20

11:51 am-10:15 pm

2 stops11h 24m

San José Juan Santamaria Intl

Fri 1/23

7:00 am-10:52 pm

2 stops14h 52m

$321

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Tue 1/20

11:51 am-10:15 pm

2 stops11h 24m

San José Juan Santamaria Intl

Tue 1/27

7:00 am-5:54 pm

1 stop9h 54m

$321

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Tue 1/20

7:30 am-10:30 pm

1 stop16h 00m

San José Juan Santamaria Intl

Fri 1/23

7:09 am-11:48 pm

1 stop15h 39m

$326

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Wed 2/4

2:49 pm-12:55 pm

2 stops23h 06m

Liberia

Wed 2/11

8:35 am-10:31 pm

2 stops12h 56m

$329

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Wed 2/4

5:16 pm-12:12 pm

2 stops19h 56m

Liberia

Wed 2/11

1:46 pm-11:41 pm

1 stop8h 55m

$329

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Fri 1/23

6:53 pm-12:12 pm

2 stops18h 19m

Liberia

Tue 2/3

1:46 pm-11:41 pm

1 stop8h 55m

$329

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Sat 2/28

6:37 pm-12:28 pm

2 stops18h 51m

Liberia

Sun 3/8

2:28 pm-11:54 am

2 stops19h 26m

$334

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Fri 3/13

6:30 am-1:25 pm

1 stop8h 55m

Liberia

Sun 3/22

2:28 pm-11:54 am

2 stops19h 26m

$334

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 24 results
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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.
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

What is the cheapest month to book a flight from Buffalo to Costa Rica?

Currently, August is the cheapest month in which you can book a flight from Buffalo to Costa Rica (average of $192). Flying from Buffalo to Costa Rica in July is currently the most expensive (average of $463). 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.

What is the cheapest time of day to fly from BUF to CR?

Find hourly flight availability from Buffalo to Costa Rica. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 23, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 46% on flights from Buffalo to Costa Rica by exploring options for tickets in the afternoon.

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 December 23, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United 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.
Southwest
8.0
Very good
4,253 reviews

Boarding

8.1

Entertainment

7.5

Overall

8.0

Food

7.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,253 reviews
Southwest
8.0
Very good
4,253 reviews

Boarding

8.1

Entertainment

7.5

Overall

8.0

Food

7.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,014 reviews
Southwest
8.0
Very good
4,253 reviews

Boarding

8.1

Entertainment

7.5

Overall

8.0

Food

7.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,106 reviews
Southwest
8.0
Very good
4,253 reviews

Boarding

8.1

Entertainment

7.5

Overall

8.0

Food

7.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,054 reviews
Southwest
8.0
Very good
4,253 reviews

Boarding

8.1

Entertainment

7.5

Overall

8.0

Food

7.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
JetBlue
7.2
Good
2,898 reviews
Southwest
8.0
Very good
4,253 reviews

Boarding

8.1

Entertainment

7.5

Overall

8.0

Food

7.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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.

  • What airport do you fly from for flights from Buffalo to Costa Rica?

    Most people fly from Buffalo (BUF) if they book a flight from Buffalo to Costa Rica. Buffalo is conveniently located just 8.3 mi from Buffalo’s city center.

  • How long is the flight from Buffalo to Costa Rica?

    American Airlines, JetBlue, and Delta can get you from Buffalo to Costa Rica in just under 7h 50m. Your travel time can differ by up to 7h 23m. The distance from Buffalo to Costa Rica is about 2271 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Buffalo to Costa Rica that include hotel bookings?

    Yes. In addition to deals on Buffalo to Costa Rica flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Buffalo to Costa Rica?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buffalo to Costa Rica.

  • Can I find deals for business class flights from Buffalo to Costa Rica?

    Yes. Cheapflights offers flight deals from Buffalo to Costa Rica by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Buffalo to Costa Rica?

    Currently, August is the cheapest month in which you can book a flight from Buffalo to Costa Rica (average of $192). Flying from Buffalo to Costa Rica in July is currently the most expensive (average of $463). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Buffalo to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Buffalo to Costa Rica

Discover the top 5 airlines that operate flights from Buffalo to Costa Rica. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$251Average$518FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$313Average$610FlexibilityNo cancel feeOn-time71%
DeltaCheapest$315Average$552FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$371Average$628FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$466Average$676FlexibilityNo cancel feeOn-time63%

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