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$339+ 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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJO
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap 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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$339
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$691
Provider with most accurate pricing for Buffalo-San José Juan Santamaria Intl flight deals.
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Provider most trusted by Cheapflights users for Buffalo-San José Juan Santamaria Intl flights.
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From Buffalo to Costa Rica
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Highest demand for flights based on searches. 9% potential increase in price ($64 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find 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 March 28, 2025.

This American Airlines deal was found by Cheapflights users on 3/27. 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 5/107:11 pmBUF - SJO
1 stop19h 58mAmerican Airlines
Sat 5/242:10 pmSJO - BUF
1 stop8h 04mAmerican Airlines
Deal found 3/27$339
This Kiwi.com deal was found by Cheapflights users on 3/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/259:37 pmBUF - SJO
1 stop14h 50mMultiple Airlines
Sun 6/111:32 amSJO - BUF
1 stop18h 18mMultiple Airlines
Deal found 3/27$382
This JetBlue deal was found by Cheapflights users on 3/27. 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.
Mon 10/206:00 amBUF - SJO
1 stop8h 55mJetBlue
Tue 11/42:00 pmSJO - BUF
1 stop8h 03mJetBlue
Deal found 3/27$423
This United deal was found by Cheapflights users on 3/27. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/35:51 pmBUF - SJO
2 stops20h 35mUnited Airlines
Mon 4/77:55 amSJO - BUF
2 stops23h 59mUnited Airlines
Deal found 3/27$480
This Delta deal was found by Cheapflights users on 3/27. 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.
Sun 4/276:00 amBUF - SJO
1 stop7h 55mDelta
Tue 5/61:20 pmSJO - BUF
1 stop8h 37mDelta
Deal found 3/27$548
This United Airlines deal was found by Cheapflights users on 3/27. 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 5/1110:30 amBUF - LIR
2 stops27h 40mUnited Airlines
Sun 5/183:25 pmLIR - BUF
2 stops27h 57mUnited Airlines
Deal found 3/27$574
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Sun 5/116:49 amBUF - LIR
1 stop8h 16mAmerican Airlines
Sun 5/1812:20 pmLIR - BUF
1 stop9h 54mAmerican Airlines
Deal found 3/27$596
This Copa Airlines deal was found by Cheapflights users on 3/27. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/27:45 pmBUF - SJO
2 stops15h 21mCopa Airlines
Sun 4/65:52 amSJO - BUF
2 stops25h 48mCopa Airlines
Deal found 3/27$646
This Avianca deal was found by Cheapflights users on 3/26. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/317:45 pmBUF - SJO
2 stops13h 55mAvianca
Wed 4/94:45 pmSJO - BUF
2 stops26h 26mAvianca
Deal found 3/26$831

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 March 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

Sat 5/10

7:11 pm-1:09 pm

1 stop19h 58m

San José Juan Santamaria Intl

Sat 5/24

2:10 pm-12:14 am

1 stop8h 04m

$339

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sun 5/25

9:37 pm-10:27 am

1 stop14h 50m

San José Juan Santamaria Intl

Sun 6/1

11:32 am-7:50 am

1 stop18h 18m

$382

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Thu 4/3

5:51 pm-12:26 pm

2 stops20h 35m

San José Juan Santamaria Intl

Mon 4/7

7:55 am-9:54 am

2 stops23h 59m

$480

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sun 4/27

6:00 am-11:55 am

1 stop7h 55m

San José Juan Santamaria Intl

Tue 5/6

1:20 pm-11:57 pm

1 stop8h 37m

$548

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Sun 5/11

10:30 am-12:10 pm

2 stops27h 40m

Liberia

Sun 5/18

3:25 pm-9:22 pm

2 stops27h 57m

$574

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Sun 5/11

6:49 am-1:05 pm

1 stop8h 16m

Liberia

Sun 5/18

12:20 pm-12:14 am

1 stop9h 54m

$596

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Thu 4/3

11:19 am-9:17 pm

1 stop11h 58m

San José Juan Santamaria Intl

Mon 4/7

11:59 pm-10:37 am

1 stop8h 38m

$605

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Wed 4/2

7:45 pm-9:06 am

2 stops15h 21m

San José Juan Santamaria Intl

Sun 4/6

5:52 am-9:40 am

2 stops25h 48m

$646

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Mon 3/31

7:45 pm-7:40 am

2 stops13h 55m

San José Juan Santamaria Intl

Wed 4/9

4:45 pm-9:11 pm

2 stops26h 26m

$831

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sun 4/20

6:00 am-10:11 am

2 stops30h 11m

$372

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 11 results
1
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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, September is the cheapest month in which you can book a flight from Buffalo to Costa Rica (average of $398). Flying from Buffalo to Costa Rica in March is currently the most expensive (average of $555). 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 March 28, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Buffalo to Costa Rica as you normally would.

Rainfall in Costa Rica by month

Plan your trip to Costa Rica by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Costa Rica ranges from 0.0 - 11.8 inches per month. September is typically the wettest month, when rainfall can reach 11.8 in. February is typically the driest time to visit Costa Rica when rainfall is around 0.0 in.

Temperature in Costa Rica by month

Plan your trip to Costa Rica by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Costa Rica, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 64.4 F).

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 March 28, 2025.
Read reviews from past customers who have flown Delta, Copa Airlines and United Airlines from Buffalo to Costa Rica. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,897 reviews

Entertainment

7.9

Overall

8.0

Comfort

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
8.0
Very good
7,897 reviews
Delta
8.0
Very good
7,897 reviews

Entertainment

7.9

Overall

8.0

Comfort

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Copa Airlines
7.5
Good
1,395 reviews
Delta
8.0
Very good
7,897 reviews

Entertainment

7.9

Overall

8.0

Comfort

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
United Airlines
7.4
Good
8,603 reviews
Delta
8.0
Very good
7,897 reviews

Entertainment

7.9

Overall

8.0

Comfort

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
JetBlue
7.3
Good
2,923 reviews
Delta
8.0
Very good
7,897 reviews

Entertainment

7.9

Overall

8.0

Comfort

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,897 reviews

Entertainment

7.9

Overall

8.0

Comfort

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

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.

  • 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, September is the cheapest month in which you can book a flight from Buffalo to Costa Rica (average of $398). Flying from Buffalo to Costa Rica in March is currently the most expensive (average of $555). 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$362Average$604FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$364Average$717FlexibilityNo cancel feeOn-time71%
DeltaCheapest$387Average$596FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$470Average$738FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$478Average$870FlexibilityNo cancel feeOn-time63%
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