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Cheap flights from Buffalo to Costa Rica from C$ 190

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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJO
10 May — 17 May1
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 10 April 2026.

Thu 28/56:15 a.m.
BUF
-
SJO
1 stop7h 37m
Delta
Sat 6/61:20 p.m.
SJO
-
BUF
1 stop8h 39m
Delta
Deal found 7/4C$ 483
Sat 25/46:00 a.m.
BUF
-
LIR
1 stop8h 00m
Delta
Sat 2/51:25 p.m.
LIR
-
BUF
1 stop8h 12m
Delta
Deal found 6/4C$ 520
Sat 25/47:28 p.m.
BUF
-
LIR
2 stops17h 56m
American Airlines
Sat 2/52:40 p.m.
LIR
-
BUF
2 stops17h 38m
American Airlines
Deal found 6/4C$ 526
Fri 31/72:50 p.m.
BUF
-
SJO
2 stops43h 30m
Frontier
Sat 8/89:35 a.m.
SJO
-
BUF
1 stop9h 45m
Frontier
Deal found 5/4C$ 613
Sat 1/810:05 p.m.
BUF
-
SJO
1 stop12h 15m
Frontier
Mon 10/89:35 a.m.
SJO
-
BUF
2 stops23h 05m
Frontier
Deal found 6/4C$ 630
Tue 9/66:03 a.m.
BUF
-
LIR
1 stop8h 37m
JetBlue
Sat 20/62:30 p.m.
LIR
-
BUF
1 stop15h 30m
JetBlue
Deal found 6/4C$ 631
Thu 11/66:35 a.m.
BUF
-
LIR
1 stop8h 05m
JetBlue
Mon 15/62:00 p.m.
LIR
-
BUF
1 stop16h 00m
JetBlue
Deal found 5/4C$ 641
Thu 7/511:02 a.m.
BUF
-
SJO
2 stops27h 19m
United Airlines
Thu 14/57:55 a.m.
SJO
-
BUF
2 stops23h 45m
United Airlines
Deal found 7/4C$ 643
Sun 31/56:15 a.m.
BUF
-
SJO
1 stop7h 37m
Delta
Wed 10/61:14 p.m.
SJO
-
BUF
1 stop8h 45m
Delta
Deal found 6/4C$ 657
Mon 1/65:52 p.m.
BUF
-
SJO
2 stops18h 19m
United Airlines
Tue 9/612:30 a.m.
SJO
-
BUF
2 stops18h 33m
United Airlines
Deal found 6/4C$ 661
Fri 11/126:00 a.m.
BUF
-
SJO
1 stop9h 02m
American Airlines
Sun 20/127:00 a.m.
SJO
-
BUF
1 stop14h 33m
American Airlines
Deal found 5/4C$ 686
Fri 24/47:45 p.m.
BUF
-
LIR
2 stops18h 25m
United Airlines
Mon 27/43:27 p.m.
LIR
-
BUF
2 stops19h 46m
United Airlines
Deal found 6/4C$ 693

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 10 April 2026.

Round-trip from

C$ 483

One-way from

C$ 190

Popular in

December

Cheapest in

November

Average price

C$ 877
Delta
  • Delta
  • 28/5-6/6
  • 2 total stops
  • 16h 16m total
  • Buffalo to Costa Rica
Search Deals
JetBlue
  • JetBlue
  • 12/5
  • 1 total stop
  • 7h 24m total
  • Buffalo to Costa Rica
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (C$ 2 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 41 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 10 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

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Thu 28/5

6:15 a.m.-11:52 a.m.

1 stop7h 37m

San José Juan Santamaria Intl

Sat 6/6

1:20 p.m.-11:59 p.m.

1 stop8h 39m

C$ 483
Quickest round-trip

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Sat 25/4

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

1 stop8h 00m

Liberia

Sat 2/5

1:25 p.m.-11:37 p.m.

1 stop8h 12m

C$ 520

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 1/8

10:05 p.m.-8:20 a.m.

1 stop12h 15m

San José Juan Santamaria Intl

Mon 10/8

9:35 a.m.-10:40 a.m.

2 stops23h 05m

C$ 630

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Tue 2/6

7:39 p.m.-11:52 a.m.

1 stop18h 13m

San José Juan Santamaria Intl

Wed 10/6

1:14 p.m.-11:59 p.m.

1 stop8h 45m

C$ 657

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Mon 11/5

7:00 a.m.-12:21 p.m.

2 stops31h 21m

San José Juan Santamaria Intl

Thu 14/5

1:25 p.m.-9:40 a.m.

2 stops18h 15m

C$ 713

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 26/9

10:50 a.m.-12:26 p.m.

2 stops27h 36m

San José Juan Santamaria Intl

Tue 29/9

1:30 p.m.-9:49 a.m.

2 stops18h 19m

C$ 715

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Fri 24/4

6:02 p.m.-12:10 p.m.

2 stops20h 08m

Liberia

Mon 27/4

3:27 p.m.-1:13 p.m.

2 stops19h 46m

C$ 721

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sun 24/5

5:58 p.m.-10:39 p.m.

2 stops30h 41m

San José Juan Santamaria Intl

Sat 30/5

12:30 a.m.-9:03 p.m.

2 stops18h 33m

C$ 737

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 1/8

7:35 p.m.-2:17 p.m.

2 stops20h 42m

San José Juan Santamaria Intl

Mon 10/8

12:57 p.m.-11:04 a.m.

2 stops20h 07m

C$ 740

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Fri 31/7

7:34 p.m.-11:22 a.m.

2 stops17h 48m

Liberia

Sat 8/8

2:26 p.m.-11:04 a.m.

2 stops18h 38m

C$ 747

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/4

Showing 1-10 of 27 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$ 249). Flying from Buffalo to Costa Rica in May is currently the most expensive (average of C$ 497). 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 10 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
2,926 reviews
Check prices

Entertainment

7.2

Comfort

7.5

Overall

7.2

Crew

7.9

Boarding

7.3

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
2,926 reviews
JetBlue
7.2
Good
2,926 reviews
Check prices

Entertainment

7.2

Comfort

7.5

Overall

7.2

Crew

7.9

Boarding

7.3

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
11,562 reviews
JetBlue
7.2
Good
2,926 reviews
Check prices

Entertainment

7.2

Comfort

7.5

Overall

7.2

Crew

7.9

Boarding

7.3

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$ 483, Delta can have you in Costa Rica from Buffalo in 7h 37m. 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$ 249). Flying from Buffalo to Costa Rica in May is currently the most expensive (average of C$ 497). 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 10 April 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 379AverageC$ 379FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
JetBlueCheapestC$ 476AverageC$ 873FlexibilityNo 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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