HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Costa Rica

$112+ 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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJO
Jan 27 — Feb 31
Tue 1/27
Tue 2/3
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Buffalo to Costa Rica with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Buffalo to Costa Rica

Cheapest 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 28, 2025.

This Delta deal was found by Cheapflights users on 12/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3112:01 pmBUF - SJO
2 stops10h 54mDelta
Thu 1/152:31 pmSJO - BUF
1 stop8h 25mDelta
Deal found 12/26$446
This American Airlines deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:00 amBUF - SJO
1 stop15h 14mAmerican Airlines
Thu 1/157:09 amSJO - BUF
1 stop15h 39mAmerican Airlines
Deal found 12/26$491
This United Airlines deal was found by Cheapflights users on 12/26. 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.
Wed 12/315:35 pmBUF - SJO
2 stops20h 40mUnited Airlines
Thu 1/156:30 amSJO - BUF
2 stops12h 59mUnited Airlines
Deal found 12/26$563
This United Airlines deal was found by Cheapflights users on 12/27. 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 12/315:35 pmBUF - LIR
2 stops20h 35mUnited Airlines
Wed 1/78:35 amLIR - BUF
2 stops27h 49mUnited Airlines
Deal found 12/27$571
This Delta deal was found by Cheapflights users on 12/27. 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.
Wed 12/316:00 amBUF - LIR
1 stop7h 50mDelta
Wed 1/73:05 pmLIR - BUF
1 stop7h 51mDelta
Deal found 12/27$636
This Delta deal was found by Cheapflights users on 12/27. 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.
Tue 12/3012:01 pmBUF - LIR
2 stops26h 29mDelta
Tue 1/62:45 pmLIR - BUF
2 stops19h 42mDelta
Deal found 12/27$655
This American Airlines deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:00 amBUF - LIR
1 stop8h 37mAmerican Airlines
Tue 1/61:21 pmLIR - BUF
2 stops21h 00mAmerican Airlines
Deal found 12/27$667
This Expedia deal was found by Cheapflights users on 12/26. 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.
Wed 12/3111:04 amBUF - SJO
2 stops22h 34mMultiple Airlines
Thu 1/159:35 amSJO - BUF
3 stops22h 27mMultiple Airlines
Deal found 12/26$732
This United Airlines deal was found by Cheapflights users on 12/26. 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 12/296:30 amBUF - SJO
2 stops15h 09mUnited Airlines
Sat 1/38:45 amSJO - BUF
2 stops31h 09mUnited Airlines
Deal found 12/26$1,221
This Trip.com deal was found by Cheapflights users on 12/26. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:00 amBUF - SJO
1 stop10h 20mMultiple Airlines
Sat 1/37:22 amSJO - BUF
1 stop14h 19mMultiple Airlines
Deal found 12/26$1,332
This American Airlines deal was found by Cheapflights users on 12/26. 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 12/297:15 pmBUF - SJO
2 stops16h 17mAmerican Airlines
Sat 1/36:20 amSJO - BUF
1 stop16h 28mAmerican Airlines
Deal found 12/26$1,336

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 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$244
(American Airlines)

One-way from

$112
(American Airlines)

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 ($222 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% 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 28, 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

Wed 1/21

6:53 am-11:43 pm

1 stop17h 50m

San José Juan Santamaria Intl

Mon 1/26

7:09 am-11:48 pm

1 stop15h 39m

$244

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Mon 2/23

12:34 pm-8:13 pm

1 stop8h 39m

San José Juan Santamaria Intl

Mon 3/9

11:35 pm-10:41 pm

1 stop21h 06m

$251

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Mon 2/9

6:00 am-12:40 pm

1 stop7h 40m

Liberia

Wed 2/18

1:40 pm-11:43 pm

1 stop9h 03m

$316

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Mon 2/9

6:00 am-12:40 pm

1 stop7h 40m

Liberia

Fri 2/20

2:15 pm-11:51 pm

1 stop8h 36m

$316

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Mon 2/9

12:14 pm-10:15 pm

1 stop11h 01m

San José Juan Santamaria Intl

Tue 2/24

7:00 am-9:48 am

2 stops25h 48m

$321

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 2/7

5:44 pm-10:15 pm

2 stops29h 31m

San José Juan Santamaria Intl

Sat 2/14

3:46 pm-10:57 pm

2 stops30h 11m

$321

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Fri 1/9

6:00 am-1:50 pm

1 stop8h 50m

Liberia

Mon 1/12

3:05 pm-11:56 pm

1 stop7h 51m

$325

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Thu 2/19

6:00 am-12:55 pm

1 stop7h 55m

Liberia

Thu 3/5

1:40 pm-11:43 pm

1 stop9h 03m

$325

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Tue 1/20

7:30 am-10:30 pm

1 stop16h 00m

San José Juan Santamaria Intl

Thu 1/29

1:51 pm-11:41 pm

1 stop8h 50m

$326

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Mon 2/23

10:35 am-11:40 pm

2 stops14h 05m

San José Juan Santamaria Intl

Mon 3/2

7:50 pm-9:35 am

2 stops12h 45m

$329

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Showing 1-10 of 33 results
1
2
3
4

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.

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 28, 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
4,256 reviews

Boarding

8.1

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

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
4,256 reviews
Southwest
8.0
Very good
4,256 reviews

Boarding

8.1

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

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
8,019 reviews
Southwest
8.0
Very good
4,256 reviews

Boarding

8.1

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

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
9,113 reviews
Southwest
8.0
Very good
4,256 reviews

Boarding

8.1

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

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
11,073 reviews
Southwest
8.0
Very good
4,256 reviews

Boarding

8.1

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

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
2,901 reviews
Southwest
8.0
Very good
4,256 reviews

Boarding

8.1

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

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 40m. Your travel time can differ by up to 10h 10m. 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.
John F Kennedy Intl to San José flights
John F Kennedy Intl to Panama City flights
Newark to San José flights
John F Kennedy Intl to Guatemala City flights
Newark to Panama City flights
John F Kennedy Intl to San Salvador flights
John F Kennedy Intl to Liberia flights
Newark to Liberia flights
LaGuardia to San José flights
Newark to Guatemala City flights
LaGuardia to Panama City flights
LaGuardia to San Salvador flights
LaGuardia to Guatemala City flights
LaGuardia to Liberia flights
Newark to San Salvador flights
John F Kennedy Intl to Philip S.W.Goldson flights
Newark to Philip S.W.Goldson flights
LaGuardia to Philip S.W.Goldson flights
John F Kennedy Intl to San Pedro Sula flights
John F Kennedy Intl to Managua flights
LaGuardia to San Pedro Sula flights
Newark to Managua flights
LaGuardia to Managua flights
Newark to San Pedro Sula flights
Newark to Coxen Hole flights
John F Kennedy Intl to Coxen Hole flights
LaGuardia to Coxen Hole flights
Syracuse to San José flights
Albany to San José flights
Buffalo to Liberia flights
Rochester to San José flights
Rochester to Panama City flights
White Plains to San José flights
Albany to Liberia flights
Buffalo to San José flights
Syracuse to Liberia flights
Buffalo to Philip S.W.Goldson flights
Buffalo to Panama City flights
Rochester to Liberia flights
Albany to Philip S.W.Goldson flights
White Plains to Liberia flights
Rochester to Philip S.W.Goldson flights
White Plains to Philip S.W.Goldson flights
Albany to San Salvador flights
White Plains to Panama City flights
Syracuse to Philip S.W.Goldson flights
Syracuse to Guatemala City flights
Islip to San José flights
White Plains to San Salvador flights
Syracuse to Coxen Hole flights

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 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$251Average$512FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$313Average$621FlexibilityNo cancel feeOn-time71%
DeltaCheapest$315Average$552FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$371Average$628FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$466Average$676FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.