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$141+ 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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJO
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
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 junio 12, 2025.

Round-trip from

$325
(American Airlines)

One-way from

$141
(Delta)

Popular in

December

Cheapest in

September

Average price

$814
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. 12% potential increase in price ($86 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 June 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 junio 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/207:58 pmBUF - SJO
2 stops19h 19mAmerican Airlines
mar. 11/43:50 pmSJO - BUF
1 stop7h 29mAmerican Airlines
Deal found 6/11$300
This Delta deal was found by Cheapflights users on 6/10. 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.
lun. 10/206:00 amBUF - SJO
1 stop7h 48mDelta
mar. 11/42:13 pmSJO - BUF
1 stop8h 41mDelta
Deal found 6/10$314
This United Airlines deal was found by Cheapflights users on 6/11. 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.
mar. 8/127:00 amBUF - SJO
2 stops14h 37mUnited Airlines
vie. 8/227:55 amSJO - BUF
2 stops35h 21mUnited Airlines
Deal found 6/11$433
This Avianca deal was found by Cheapflights users on 6/11. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/208:25 pmBUF - SJO
2 stops14h 15mMultiple Airlines
mar. 11/44:40 pmSJO - BUF
2 stops16h 08mMultiple Airlines
Deal found 6/11$460
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 6/156:34 amBUF - LIR
1 stop6h 50mAmerican Airlines
mar. 6/1712:35 pmLIR - BUF
1 stop10h 03mAmerican Airlines
Deal found 6/11$589
This United Airlines deal was found by Cheapflights users on 6/9. 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.
vie. 7/255:54 pmBUF - LIR
2 stops22h 29mUnited Airlines
vie. 8/11:20 pmLIR - BUF
2 stops18h 26mUnited Airlines
Deal found 6/9$634
This JetBlue deal was found by Cheapflights users on 6/10. 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.
jue. 12/186:35 amBUF - SJO
1 stop6h 56mJetBlue
mié. 12/242:00 pmSJO - BUF
1 stop8h 38mJetBlue
Deal found 6/10$641
This Copa Airlines deal was found by Cheapflights users on 6/10. 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.
lun. 10/207:45 pmBUF - SJO
2 stops20h 09mCopa Airlines
lun. 11/34:13 amSJO - BUF
2 stops13h 33mCopa Airlines
Deal found 6/10$810
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/1210:28 amBUF - SJO
2 stops23h 12mAvianca
jue. 6/198:00 pmSJO - BUF
3 stops44h 56mAvianca
Deal found 6/11$1,079
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/267:46 pmBUF - LIR
1 stop18h 14mDelta
mar. 7/11:25 pmLIR - BUF
2 stops19h 25mDelta
Deal found 6/11$1,440

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 junio 12, 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

lun. 9/1

6:15 am-1:15 pm

1 stop9h 00m

San José Juan Santamaria Intl

lun. 9/15

7:21 am-10:46 pm

1 stop13h 25m

$325

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

lun. 9/1

6:00 am-12:10 pm

1 stop8h 10m

San José Juan Santamaria Intl

lun. 9/15

1:18 pm-11:54 pm

1 stop8h 36m

$337

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

mar. 8/12

7:00 am-7:37 pm

2 stops14h 37m

San José Juan Santamaria Intl

vie. 8/22

7:55 am-9:16 pm

2 stops35h 21m

$433

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

jue. 7/31

9:07 pm-10:29 am

1 stop15h 22m

San José Juan Santamaria Intl

jue. 8/7

11:24 am-7:47 am

1 stop18h 23m

$493

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

dom. 6/15

6:34 am-11:24 am

1 stop6h 50m

Liberia

mar. 6/17

12:35 pm-12:38 am

1 stop10h 03m

$589

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

vie. 7/25

5:54 pm-2:23 pm

2 stops22h 29m

Liberia

vie. 8/1

1:20 pm-9:46 am

2 stops18h 26m

$634

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

jue. 6/26

7:45 pm-11:15 am

2 stops17h 30m

San José Juan Santamaria Intl

dom. 6/29

1:40 am-9:01 pm

2 stops17h 21m

$1,244

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

jue. 6/26

7:46 pm-12:00 pm

1 stop18h 14m

Liberia

mar. 7/1

1:25 pm-10:50 am

2 stops19h 25m

$1,440

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

mié. 8/13

7:00 am-7:37 pm

2 stops14h 37m

$141

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

mar. 8/12

7:20 am-11:55 am

1 stop6h 35m

$145

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 14 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 junio 12, 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 junio 12, 2025.
Read reviews from past customers who have flown Southwest, Delta 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.
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Boarding

8.2

Comfort

8.0

Overall

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Boarding

8.2

Comfort

8.0

Overall

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,950 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Boarding

8.2

Comfort

8.0

Overall

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,790 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Boarding

8.2

Comfort

8.0

Overall

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
JetBlue
7.3
Good
2,925 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Boarding

8.2

Comfort

8.0

Overall

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Boarding

8.2

Comfort

8.0

Overall

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

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 $141. JetBlue flights start at $145 while deals on American Airlines start at $162 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$258Average$603FlexibilityNo cancel feeOn-time62%
DeltaCheapest$335Average$589FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$364Average$676FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$474Average$793FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$481Average$738FlexibilityNo cancel feeOn-time69%

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