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$145+ 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJO
Apr 23 — Apr 301
Wed 4/23
Wed 4/30
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 April 18, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$336
(American Airlines)

One-way from

$145
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$612
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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One-way flight from Buffalo to Costa Rica
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Highest demand for flights based on searches. 9% potential increase in price ($68 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 April 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 April 18, 2025.

This American Airlines deal was found by Cheapflights users on 4/17. 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.
Mon 10/207:58 pmBUF - SJO
2 stops19h 02mAmerican Airlines
Tue 11/43:50 pmSJO - BUF
1 stop7h 29mAmerican Airlines
Deal found 4/17$320
This Kiwi.com deal was found by Cheapflights users on 4/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/169:51 amBUF - SJO
2 stops27h 42mMultiple Airlines
Fri 5/2311:32 amSJO - BUF
1 stop22h 41mMultiple Airlines
Deal found 4/16$357
This JetBlue deal was found by Cheapflights users on 4/17. 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 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 11/411:59 pmSJO - BUF
1 stop10h 51mJetBlue
Deal found 4/17$403
This United Airlines deal was found by Cheapflights users on 4/17. 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 5/46:45 amBUF - SJO
2 stops38h 52mUnited Airlines
Mon 5/127:55 amSJO - BUF
2 stops24h 17mUnited Airlines
Deal found 4/17$436
This Delta deal was found by Cheapflights users on 4/17. 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.
Sun 4/276:00 amBUF - SJO
1 stop7h 55mDelta
Tue 5/61:20 pmSJO - BUF
1 stop8h 37mDelta
Deal found 4/17$683
This Southwest deal was found by Cheapflights users on 4/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/45:40 amBUF - SJO
1 stop8h 20mSouthwest
Sat 10/1812:20 pmSJO - BUF
1 stop8h 25mSouthwest
Deal found 4/16$798
This Avianca deal was found by Cheapflights users on 4/17. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/297:45 pmBUF - SJO
2 stops17h 30mAvianca
Sun 5/111:40 amSJO - BUF
2 stops17h 42mAvianca
Deal found 4/17$837
This CheapTicketsDeal deal was found by Cheapflights users on 4/17. 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 CheapTicketsDeal is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2010:30 amBUF - SJO
2 stops13h 23mCopa Airlines
Mon 11/34:13 amSJO - BUF
2 stops13h 08mCopa Airlines
Deal found 4/17$895
This American Airlines deal was found by Cheapflights users on 4/17. 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.
Mon 12/297:44 pmBUF - LIR
2 stops19h 21mAmerican Airlines
Fri 1/22:00 pmLIR - BUF
2 stops20h 58mAmerican Airlines
Deal found 4/17$1,285
This Delta deal was found by Cheapflights users on 4/17. 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 12/296:00 amBUF - LIR
1 stop9h 25mDelta
Fri 1/23:55 pmLIR - BUF
1 stop7h 46mDelta
Deal found 4/17$1,475

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 April 18, 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

Sun 8/31

6:35 am-1:20 pm

1 stop8h 45m

San José Juan Santamaria Intl

Sat 9/6

7:35 am-10:34 pm

1 stop12h 59m

$336

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Fri 5/16

9:51 am-11:33 am

2 stops27h 42m

San José Juan Santamaria Intl

Fri 5/23

11:32 am-12:13 pm

1 stop22h 41m

$357

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sun 5/4

6:45 am-7:37 pm

2 stops38h 52m

San José Juan Santamaria Intl

Mon 5/12

7:55 am-10:12 am

2 stops24h 17m

$436

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

$683

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 10/4

5:40 am-12:00 pm

1 stop8h 20m

San José Juan Santamaria Intl

Sat 10/18

12:20 pm-10:45 pm

1 stop8h 25m

$798

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Tue 4/29

7:45 pm-11:15 am

2 stops17h 30m

San José Juan Santamaria Intl

Sun 5/11

1:40 am-9:22 pm

2 stops17h 42m

$837

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 5/3

11:38 am-10:24 am

1 stop24h 46m

$145

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Thu 6/19

6:10 am-8:09 pm

2 stops15h 59m

$162

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Mon 6/16

6:00 am-12:00 pm

1 stop8h 00m

$218

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Mon 6/16

6:34 am-1:20 pm

2 stops8h 46m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 13 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, 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 April 18, 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 April 18, 2025.
Southwest
8.0
Very good
4,280 reviews

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,280 reviews
Southwest
8.0
Very good
4,280 reviews

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,916 reviews
Southwest
8.0
Very good
4,280 reviews

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,667 reviews
Southwest
8.0
Very good
4,280 reviews

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
JetBlue
7.3
Good
2,926 reviews
Southwest
8.0
Very good
4,280 reviews

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,280 reviews

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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.

  • What are the cheapest airlines to fly from Buffalo to Costa Rica one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $162. Delta flights start at $218 while deals on United Airlines start at $263 one-way.

  • 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 April 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$362Average$604FlexibilityNo cancel feeOn-time62%
DeltaCheapest$364Average$593FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$364Average$687FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$470Average$713FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$478Average$870FlexibilityNo cancel feeOn-time63%

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