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Cheap flights from Buffalo to Costa Rica from C$ 343

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 24/6. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJO
28 May — 4 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Buffalo to Costa Rica

Enter your travel dates to find the best prices.

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 28 April 2026.

Sat 14/119:00 a.m.
BUF
-
SJO
2 stops14h 15m
Delta
Thu 19/117:00 a.m.
SJO
-
BUF
1 stop10h 37m
Delta
Deal found 26/4C$ 471
Mon 11/53:55 p.m.
BUF
-
LIR
2 stops21h 29m
American Airlines
Fri 15/52:40 p.m.
LIR
-
BUF
2 stops18h 11m
American Airlines
Deal found 25/4C$ 572
Mon 6/77:34 p.m.
BUF
-
LIR
2 stops17h 48m
American Airlines
Tue 21/72:47 p.m.
LIR
-
BUF
2 stops20h 19m
American Airlines
Deal found 26/4C$ 574
Fri 8/56:00 p.m.
BUF
-
SJO
2 stops21h 26m
GOL
Sat 16/512:31 p.m.
SJO
-
BUF
2 stops19h 47m
GOL
Deal found 24/4C$ 582
Sun 10/56:15 a.m.
BUF
-
LIR
1 stop7h 45m
Delta
Sat 16/52:40 p.m.
LIR
-
BUF
2 stops15h 40m
Delta
Deal found 27/4C$ 613
Sun 4/106:00 a.m.
BUF
-
SJO
1 stop7h 54m
Delta
Wed 7/101:23 p.m.
SJO
-
BUF
1 stop8h 32m
Delta
Deal found 24/4C$ 657
Sun 24/56:03 p.m.
BUF
-
SJO
2 stops18h 08m
United Airlines
Thu 28/57:55 a.m.
SJO
-
BUF
2 stops24h 20m
United Airlines
Deal found 23/4C$ 660
Fri 8/511:02 a.m.
BUF
-
SJO
1 stop26h 53m
United Airlines
Sat 16/57:55 a.m.
SJO
-
BUF
2 stops23h 47m
United Airlines
Deal found 24/4C$ 669
Wed 7/106:00 a.m.
BUF
-
SJO
1 stop7h 58m
Delta
Mon 12/101:23 p.m.
SJO
-
BUF
1 stop8h 32m
Delta
Deal found 28/4C$ 701
Sat 27/67:00 a.m.
BUF
-
SJO
2 stops29h 11m
United Airlines
Sat 4/712:30 a.m.
SJO
-
BUF
2 stops18h 11m
United Airlines
Deal found 27/4C$ 703
Fri 8/55:00 a.m.
BUF
-
SJO
1 stop9h 10m
Southwest
Sat 16/59:00 a.m.
SJO
-
BUF
1 stop10h 40m
Southwest
Deal found 24/4C$ 706
Thu 14/57:00 a.m.
BUF
-
LIR
2 stops31h 10m
United Airlines
Mon 18/53:27 p.m.
LIR
-
BUF
2 stops16h 15m
United Airlines
Deal found 28/4C$ 720

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 28 April 2026.

Round-trip from

C$ 473

One-way from

C$ 343

Popular in

December

Cheapest in

November

Average price

C$ 824
American Airlines
  • American Airlines
  • 16/5-19/5
  • 4 total stops
  • 35h 59m total
  • Buffalo to Costa Rica
Search Deals
United Airlines
  • United Airlines
  • 24/6
  • 2 total stops
  • 17h 58m total
  • Buffalo to Costa Rica
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (C$ 5 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
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 629,999 searches. Data last updated 28 April 2026.
Use the filters below to find and compare flights from Buffalo to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Sun 10/5

6:15 a.m.-12:00 p.m.

1 stop7h 45m

Liberia

Sat 16/5

2:40 p.m.-8:20 a.m.

2 stops15h 40m

C$ 613

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sun 4/10

6:00 a.m.-11:54 a.m.

1 stop7h 54m

San José Juan Santamaria Intl

Wed 7/10

1:23 p.m.-11:55 p.m.

1 stop8h 32m

C$ 657

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sun 24/5

6:03 p.m.-10:11 a.m.

2 stops18h 08m

San José Juan Santamaria Intl

Thu 28/5

7:55 a.m.-10:15 a.m.

2 stops24h 20m

C$ 660

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Fri 8/5

11:02 a.m.-11:55 a.m.

1 stop26h 53m

San José Juan Santamaria Intl

Sat 16/5

7:55 a.m.-9:42 a.m.

2 stops23h 47m

C$ 669

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Wed 7/10

6:00 a.m.-11:58 a.m.

1 stop7h 58m

San José Juan Santamaria Intl

Mon 12/10

1:23 p.m.-11:55 p.m.

1 stop8h 32m

C$ 701

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 27/6

7:00 a.m.-10:11 a.m.

2 stops29h 11m

San José Juan Santamaria Intl

Sat 4/7

12:30 a.m.-8:41 p.m.

2 stops18h 11m

C$ 703

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Fri 8/5

5:00 a.m.-12:10 p.m.

1 stop9h 10m

San José Juan Santamaria Intl

Sat 16/5

9:00 a.m.-9:40 p.m.

1 stop10h 40m

C$ 706

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Thu 14/5

7:00 a.m.-12:10 p.m.

2 stops31h 10m

Liberia

Mon 18/5

3:27 p.m.-9:42 a.m.

2 stops16h 15m

C$ 720

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Sun 10/5

5:55 p.m.-2:25 p.m.

2 stops22h 30m

Liberia

Wed 13/5

1:20 p.m.-9:42 a.m.

2 stops18h 22m

C$ 736

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Mon 22/6

6:00 a.m.-10:11 a.m.

2 stops30h 11m

San José Juan Santamaria Intl

Mon 29/6

12:30 a.m.-8:41 p.m.

2 stops42h 11m

C$ 795

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/4

Showing 1-10 of 29 resultsSorted by cheapest first
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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, April is the cheapest month in which you can book a flight from Buffalo to Costa Rica (average of C$ 229). Flying from Buffalo to Costa Rica in June is currently the most expensive (average of C$ 637). 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 28 April 2026.
Get a feel of what it's like to fly with JetBlue and American Airlines from Buffalo to Costa Rica by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
JetBlue
7.2
Good
2,968 reviews
Check prices

Comfort

7.5

Crew

7.9

Overall

7.2

Boarding

7.3

Entertainment

7.2

Food

6.6

Reviews

1 / 20
8.0
Excellent

Wei,Feb 2026

JFK - BOS

The JFK to BOS flight was uneventful. The delay of the inbound plane was difficult since we were near 1.5 hours in delays from the original departure time.
JetBlue
7.2
Good
2,968 reviews
JetBlue
7.2
Good
2,968 reviews
Check prices

Comfort

7.5

Crew

7.9

Overall

7.2

Boarding

7.3

Entertainment

7.2

Food

6.6

Reviews

1 / 20
8.0
Excellent

Wei,Feb 2026

JFK - BOS

The JFK to BOS flight was uneventful. The delay of the inbound plane was difficult since we were near 1.5 hours in delays from the original departure time.
American Airlines
7.1
Good
11,680 reviews
JetBlue
7.2
Good
2,968 reviews
Check prices

Comfort

7.5

Crew

7.9

Overall

7.2

Boarding

7.3

Entertainment

7.2

Food

6.6

Reviews

1 / 20
8.0
Excellent

Wei,Feb 2026

JFK - BOS

The JFK to BOS flight was uneventful. The delay of the inbound plane was difficult since we were near 1.5 hours in delays from the original departure time.

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?

    Located just 13.4 km from the city centre, Buffalo (BUF) is the airport most travellers will use when flying to Costa Rica from Buffalo.

  • How long is the flight from Buffalo to Costa Rica?

    For as low as C$ 613, Delta can have you in Costa Rica from Buffalo in 7h 45m. The distance from Buffalo to Costa Rica is about 3655 km. 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, April is the cheapest month in which you can book a flight from Buffalo to Costa Rica (average of C$ 229). Flying from Buffalo to Costa Rica in June is currently the most expensive (average of C$ 637). 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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Top 2 airlines flying from Buffalo to Costa Rica

Discover the top 2 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 629,999 searches. Data last updated 28 April 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 374AverageC$ 374FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
JetBlueCheapestC$ 470AverageC$ 862FlexibilityNo cancel feeOn-time62%
Search JetBlue flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Buffalo to Costa Rica?

Cheapflights makes it easy to find Buffalo to Costa Rica flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Buffalo to Costa Rica?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Buffalo to Costa Rica for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Buffalo to Costa Rica with no change fees?

Need flexible booking options for your flight to Costa Rica from Buffalo? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Buffalo to Costa Rica become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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