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Costa Rica

$142+ 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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJO
May 18 — May 251
Sun 5/18
Sun 5/25
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 May 13, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$316
(Delta)

One-way from

$142
(Delta)

Popular in

December

Cheapest in

September

Average price

$525
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. 11% potential increase in price ($81 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 13, 2025.

This Delta deal was found by Cheapflights users on 5/12. 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 10/206:00 amBUF - SJO
1 stop7h 48mDelta
Tue 11/42:13 pmSJO - BUF
1 stop8h 41mDelta
Deal found 5/12$316
This American Airlines deal was found by Cheapflights users on 5/12. 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 5/12$319
This United Airlines deal was found by Cheapflights users on 5/11. 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.
Tue 7/86:00 amBUF - SJO
2 stops30h 11mUnited Airlines
Tue 7/157:55 amSJO - BUF
2 stops23h 51mUnited Airlines
Deal found 5/11$425
This Kiwi.com deal was found by Cheapflights users on 5/12. 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.
Thu 6/269:07 pmBUF - SJO
1 stop15h 29mMultiple Airlines
Thu 7/311:31 amSJO - BUF
1 stop18h 19mMultiple Airlines
Deal found 5/12$494
This United Airlines deal was found by Cheapflights users on 5/12. 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 10/97:00 amBUF - LIR
2 stops31h 10mUnited Airlines
Mon 10/131:20 pmLIR - BUF
2 stops18h 34mUnited Airlines
Deal found 5/12$561
This American Airlines deal was found by Cheapflights users on 5/12. 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 10/93:30 pmBUF - LIR
2 stops21h 45mAmerican Airlines
Mon 10/132:03 pmLIR - BUF
1 stop24h 17mAmerican Airlines
Deal found 5/12$653
This Southwest deal was found by Cheapflights users on 5/11. 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.
Tue 7/87:15 amBUF - SJO
1 stop7h 30mSouthwest
Sun 7/138:45 amSJO - BUF
1 stop13h 45mSouthwest
Deal found 5/11$658
This CheapTicketsDeal deal was found by Cheapflights users on 5/12. 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.
Sat 7/127:06 pmBUF - SJO
1 stop20h 14mWestJet Encore
Sun 7/2011:59 pmSJO - BUF
1 stop14h 43mWestJet Encore
Deal found 5/12$710
This Avianca deal was found by Cheapflights users on 5/12. 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.
Wed 6/117:55 pmBUF - SJO
2 stops15h 25mAvianca
Tue 6/171:55 amSJO - BUF
2 stops17h 06mAvianca
Deal found 5/12$834
This Copa Airlines deal was found by Cheapflights users on 5/12. 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.
Mon 10/207:51 pmBUF - SJO
2 stops16h 08mCopa Airlines
Mon 11/34:13 amSJO - BUF
2 stops13h 08mCopa Airlines
Deal found 5/12$841
This Delta deal was found by Cheapflights users on 5/12. 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.
Thu 10/96:00 amBUF - LIR
1 stop8h 00mDelta
Mon 10/131:25 pmLIR - BUF
1 stop8h 29mDelta
Deal found 5/12$975
This JetBlue deal was found by Cheapflights users on 5/12. 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.
Sun 12/286:00 amBUF - SJO
1 stop11h 00mJetBlue
Sun 1/411:19 amSJO - BUF
1 stop10h 15mJetBlue
Deal found 5/12$1,428

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 May 13, 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 6/11

6:00 am-8:09 pm

2 stops16h 09m

San José Juan Santamaria Intl

Wed 6/18

11:59 pm-10:34 pm

1 stop20h 35m

$393

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Tue 7/8

6:00 am-10:11 am

2 stops30h 11m

San José Juan Santamaria Intl

Tue 7/15

7:55 am-9:46 am

2 stops23h 51m

$425

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Thu 6/26

9:07 pm-10:36 am

1 stop15h 29m

San José Juan Santamaria Intl

Thu 7/3

11:31 am-7:50 am

1 stop18h 19m

$494

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Thu 10/9

7:00 am-12:10 pm

2 stops31h 10m

Liberia

Mon 10/13

1:20 pm-9:54 am

2 stops18h 34m

$561

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Thu 10/9

3:30 pm-11:15 am

2 stops21h 45m

Liberia

Mon 10/13

2:03 pm-4:20 pm

1 stop24h 17m

$653

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Tue 7/8

7:15 am-12:45 pm

1 stop7h 30m

San José Juan Santamaria Intl

Sun 7/13

8:45 am-12:30 am

1 stop13h 45m

$658

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 7/12

7:06 pm-1:20 pm

1 stop20h 14m

San José Juan Santamaria Intl

Sun 7/20

11:59 pm-4:42 pm

1 stop14h 43m

$710

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Wed 6/11

7:55 pm-9:20 am

2 stops15h 25m

San José Juan Santamaria Intl

Tue 6/17

1:55 am-9:01 pm

2 stops17h 06m

$834

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Thu 10/9

6:00 am-12:00 pm

1 stop8h 00m

Liberia

Mon 10/13

1:25 pm-11:54 pm

1 stop8h 29m

$975

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sun 7/13

9:12 pm-10:29 am

1 stop15h 17m

$168

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/11

Showing 1-10 of 12 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 May 13, 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 May 13, 2025.
Read reviews from past customers who have flown Southwest, Delta and Copa 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.
Southwest
8.0
Very good
4,290 reviews

Entertainment

7.6

Food

7.1

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,290 reviews
Southwest
8.0
Very good
4,290 reviews

Entertainment

7.6

Food

7.1

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Delta
8.0
Very good
7,950 reviews
Southwest
8.0
Very good
4,290 reviews

Entertainment

7.6

Food

7.1

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Copa Airlines
7.6
Good
1,423 reviews
Southwest
8.0
Very good
4,290 reviews

Entertainment

7.6

Food

7.1

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,724 reviews
Southwest
8.0
Very good
4,290 reviews

Entertainment

7.6

Food

7.1

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,290 reviews

Entertainment

7.6

Food

7.1

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

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 Delta, which is currently one of the cheapest options available, starting at $142. American Airlines flights start at $151 while deals on United Airlines start at $207 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

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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.
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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 May 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$335Average$592FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$362Average$542FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$364Average$698FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$470Average$713FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$478Average$824FlexibilityNo cancel feeOn-time63%

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