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Cheap flights from Buffalo to Costa Rica from C$ 191

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 25/4. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJO
14 Apr — 21 Apr1
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 15 March 2026.

Fri 24/46:00 a.m.
BUF
-
SJO
1 stop7h 38m
United Airlines
Sat 2/51:00 p.m.
SJO
-
BUF
1 stop18h 41m
United Airlines
Deal found 12/3C$ 491
Fri 28/86:00 a.m.
BUF
-
SJO
1 stop7h 56m
Delta
Thu 17/91:25 p.m.
SJO
-
BUF
2 stops16h 58m
Delta
Deal found 14/3C$ 512
Fri 17/47:28 p.m.
BUF
-
LIR
2 stops17h 56m
American Airlines
Fri 24/42:40 p.m.
LIR
-
BUF
2 stops18h 11m
American Airlines
Deal found 15/3C$ 517
Thu 30/47:28 p.m.
BUF
-
LIR
2 stops17h 56m
American Airlines
Sat 9/52:10 p.m.
LIR
-
BUF
2 stops18h 41m
American Airlines
Deal found 11/3C$ 523
Fri 24/46:00 a.m.
BUF
-
SJO
1 stop7h 38m
United Airlines
Mon 4/51:25 p.m.
SJO
-
BUF
2 stops18h 16m
United Airlines
Deal found 12/3C$ 530
Mon 16/36:00 a.m.
BUF
-
SJO
1 stop17h 15m
Delta
Wed 18/37:00 a.m.
SJO
-
BUF
2 stops15h 14m
Delta
Deal found 11/3C$ 554
Sat 25/46:00 a.m.
BUF
-
SJO
1 stop7h 38m
United Airlines
Sat 2/51:00 p.m.
SJO
-
BUF
1 stop18h 41m
United Airlines
Deal found 10/3C$ 556
Thu 9/47:00 a.m.
BUF
-
SJO
2 stops14h 37m
United Airlines
Thu 16/411:50 a.m.
SJO
-
BUF
1 stop9h 43m
United Airlines
Deal found 10/3C$ 569
Fri 28/86:00 a.m.
BUF
-
SJO
1 stop7h 56m
Delta
Wed 16/91:25 p.m.
SJO
-
BUF
1 stop8h 33m
Delta
Deal found 14/3C$ 571
Sun 3/56:00 a.m.
BUF
-
SJO
1 stop7h 24m
JetBlue
Tue 12/511:59 p.m.
SJO
-
BUF
1 stop13h 00m
JetBlue
Deal found 11/3C$ 575
Fri 28/87:25 p.m.
BUF
-
SJO
2 stops18h 31m
Delta
Mon 21/91:25 p.m.
SJO
-
BUF
2 stops16h 58m
Delta
Deal found 14/3C$ 578
Fri 24/46:00 a.m.
BUF
-
SJO
1 stop7h 38m
United Airlines
Sun 3/51:25 p.m.
SJO
-
BUF
2 stops18h 15m
United Airlines
Deal found 12/3C$ 584

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 15 March 2026.

Round-trip from

C$ 491

One-way from

C$ 191

Popular in

December

Cheapest in

November

Average price

C$ 910
United Airlines
  • United Airlines
  • 24/4-2/5
  • 2 total stops
  • 26h 19m total
  • Buffalo to Costa Rica
Search Deals
United Airlines
  • United Airlines
  • 25/4
  • 2 total stops
  • 10h 47m total
  • Buffalo to Costa Rica
Search Deals
High demand for flights, 0% potential price rise
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 March 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 15 March 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

Mon 11/5

7:28 p.m.-1:10 p.m.

2 stops19h 42m

Liberia

Mon 18/5

12:30 p.m.-11:14 a.m.

2 stops20h 44m

C$ 517

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Fri 24/4

6:00 a.m.-11:38 a.m.

1 stop7h 38m

San José Juan Santamaria Intl

Mon 4/5

1:25 p.m.-9:41 a.m.

2 stops18h 16m

C$ 530

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 25/4

6:00 a.m.-11:38 a.m.

1 stop7h 38m

San José Juan Santamaria Intl

Sat 2/5

1:00 p.m.-9:41 a.m.

1 stop18h 41m

C$ 556

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sun 3/5

6:00 a.m.-11:24 a.m.

1 stop7h 24m

San José Juan Santamaria Intl

Tue 12/5

11:59 p.m.-2:59 p.m.

1 stop13h 00m

C$ 575

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Thu 9/4

10:35 a.m.-12:21 p.m.

2 stops27h 46m

San José Juan Santamaria Intl

Thu 16/4

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

2 stops24h 15m

C$ 597
Quickest round-trip

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sun 10/5

6:00 a.m.-11:38 a.m.

1 stop7h 38m

San José Juan Santamaria Intl

Sat 16/5

7:55 a.m.-9:01 p.m.

2 stops11h 06m

C$ 609

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Wed 29/4

6:00 a.m.-11:38 a.m.

1 stop7h 38m

San José Juan Santamaria Intl

Thu 30/4

1:25 p.m.-9:41 a.m.

2 stops18h 16m

C$ 616

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Thu 3/9

10:54 a.m.-12:21 p.m.

2 stops27h 27m

San José Juan Santamaria Intl

Wed 16/9

1:25 p.m.-9:14 a.m.

2 stops17h 49m

C$ 624

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Thu 30/4

7:28 p.m.-11:28 a.m.

1 stop18h 00m

Liberia

Sat 9/5

2:40 p.m.-2:21 p.m.

2 stops21h 41m

C$ 649

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Wed 29/4

10:41 a.m.-10:14 p.m.

1 stop13h 33m

San José Juan Santamaria Intl

Thu 30/4

12:40 p.m.-10:48 p.m.

1 stop8h 08m

C$ 657

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/3

Showing 1-10 of 29 resultsSorted by cheapest first
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2
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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$ 247). Flying from Buffalo to Costa Rica in May is currently the most expensive (average of C$ 506). 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 15 March 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
2,906 reviews
Check prices

Food

6.6

Crew

8.0

Overall

7.2

Boarding

7.4

Comfort

7.5

Entertainment

7.2

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
2,906 reviews
JetBlue
7.2
Good
2,906 reviews
Check prices

Food

6.6

Crew

8.0

Overall

7.2

Boarding

7.4

Comfort

7.5

Entertainment

7.2

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
11,472 reviews
JetBlue
7.2
Good
2,906 reviews
Check prices

Food

6.6

Crew

8.0

Overall

7.2

Boarding

7.4

Comfort

7.5

Entertainment

7.2

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$ 575, American Airlines can have you in Costa Rica from Buffalo in 7h 24m. The distance from Buffalo to Costa Rica is about 3700 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$ 247). Flying from Buffalo to Costa Rica in May is currently the most expensive (average of C$ 506). 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 15 March 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 316AverageC$ 451FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
JetBlueCheapestC$ 472AverageC$ 865FlexibilityNo cancel feeOn-time62%
Search JetBlue flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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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