Find flights
When to book
Airlines
FAQs

Cheap flights from Buffalo to Costa Rica from C$ 189

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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJO
21 Apr — 28 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 22 March 2026.

Sat 15/87:38 p.m.
BUF
-
SJO
2 stops18h 12m
American Airlines
Wed 26/812:50 p.m.
SJO
-
BUF
2 stops20h 14m
American Airlines
Deal found 22/3C$ 446
Mon 4/55:55 p.m.
BUF
-
LIR
2 stops20h 15m
United Airlines
Mon 11/53:27 p.m.
LIR
-
BUF
2 stops16h 14m
United Airlines
Deal found 20/3C$ 523
Mon 17/84:50 p.m.
BUF
-
SJO
1 stop23h 08m
American Airlines
Wed 26/86:00 a.m.
SJO
-
BUF
2 stops39h 10m
American Airlines
Deal found 22/3C$ 524
Sun 16/87:38 p.m.
BUF
-
LIR
2 stops18h 06m
American Airlines
Sun 30/812:45 p.m.
LIR
-
BUF
2 stops20h 19m
American Airlines
Deal found 22/3C$ 530
Tue 27/106:00 a.m.
BUF
-
SJO
1 stop7h 58m
Delta
Thu 12/117:00 a.m.
SJO
-
BUF
1 stop15h 55m
Delta
Deal found 20/3C$ 543
Fri 24/47:45 p.m.
BUF
-
SJO
2 stops16h 26m
United Airlines
Sat 2/51:25 p.m.
SJO
-
BUF
2 stops18h 14m
United Airlines
Deal found 22/3C$ 597
Wed 24/67:00 a.m.
BUF
-
SJO
2 stops29h 11m
United Airlines
Sat 4/711:13 a.m.
SJO
-
BUF
2 stops31h 28m
United Airlines
Deal found 22/3C$ 613
Sat 2/512:25 p.m.
BUF
-
SJO
1 stop11h 49m
JetBlue
Sat 9/511:59 p.m.
SJO
-
BUF
1 stop13h 00m
JetBlue
Deal found 18/3C$ 624
Thu 13/84:50 p.m.
BUF
-
LIR
2 stops20h 54m
American Airlines
Sun 30/82:26 p.m.
LIR
-
BUF
2 stops31h 43m
American Airlines
Deal found 22/3C$ 630
Sun 16/87:00 a.m.
BUF
-
SJO
1 stop8h 58m
American Airlines
Wed 26/812:50 p.m.
SJO
-
BUF
2 stops22h 03m
American Airlines
Deal found 22/3C$ 630
Fri 26/66:25 a.m.
BUF
-
SJO
2 stops32h 44m
American Airlines
Sat 4/711:41 p.m.
SJO
-
BUF
2 stops22h 03m
American Airlines
Deal found 22/3C$ 632
Wed 19/86:30 a.m.
BUF
-
LIR
2 stops32h 56m
American Airlines
Sun 30/82:26 p.m.
LIR
-
BUF
2 stops31h 43m
American Airlines
Deal found 22/3C$ 637

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 22 March 2026.

Round-trip from

C$ 446

One-way from

C$ 189

Popular in

December

Cheapest in

November

Average price

C$ 910
American Airlines
  • American Airlines
  • 15/8-26/8
  • 4 total stops
  • 38h 26m total
  • Buffalo to Costa Rica
Search Deals
American Airlines
  • American Airlines
  • 6/5
  • 2 total stops
  • 9h 08m 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 22 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 4/5

5:55 p.m.-12:10 p.m.

2 stops20h 15m

Liberia

Mon 11/5

3:27 p.m.-9:41 a.m.

2 stops16h 14m

C$ 523

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Fri 24/4

7:45 p.m.-10:11 a.m.

2 stops16h 26m

San José Juan Santamaria Intl

Sat 2/5

1:25 p.m.-9:39 a.m.

2 stops18h 14m

C$ 597

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 2/5

12:25 p.m.-10:14 p.m.

1 stop11h 49m

San José Juan Santamaria Intl

Sat 9/5

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

1 stop13h 00m

C$ 624

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Fri 24/4

7:45 p.m.-11:51 a.m.

1 stop18h 06m

San José Juan Santamaria Intl

Sun 3/5

7:55 a.m.-9:40 a.m.

2 stops23h 45m

C$ 668

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Mon 8/6

5:52 p.m.-10:11 a.m.

2 stops18h 19m

San José Juan Santamaria Intl

Wed 17/6

12:30 a.m.-11:59 p.m.

2 stops21h 29m

C$ 668

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Tue 5/5

11:02 a.m.-12:10 p.m.

2 stops27h 08m

Liberia

Sat 9/5

1:20 p.m.-9:41 a.m.

2 stops18h 21m

C$ 674

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Mon 24/8

7:31 p.m.-8:45 a.m.

2 stops15h 14m

San José Juan Santamaria Intl

Mon 7/9

5:05 a.m.-11:39 p.m.

2 stops16h 34m

C$ 675

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Fri 24/4

6:02 p.m.-11:53 a.m.

1 stop19h 51m

Liberia

Mon 27/4

3:27 p.m.-5:16 p.m.

2 stops23h 49m

C$ 683

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Thu 25/6

7:00 a.m.-10:39 p.m.

2 stops17h 39m

San José Juan Santamaria Intl

Mon 29/6

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

2 stops18h 11m

C$ 702

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Fri 31/7

5:52 p.m.-9:50 a.m.

2 stops17h 58m

Liberia

Mon 3/8

3:27 p.m.-4:46 p.m.

2 stops23h 19m

C$ 753

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/3

Showing 1-10 of 36 resultsSorted by cheapest first
1
2
3
4

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 22 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
2,908 reviews
Check prices

Entertainment

7.2

Comfort

7.5

Boarding

7.4

Crew

8.0

Overall

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
2,908 reviews
JetBlue
7.2
Good
2,908 reviews
Check prices

Entertainment

7.2

Comfort

7.5

Boarding

7.4

Crew

8.0

Overall

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
11,486 reviews
JetBlue
7.2
Good
2,908 reviews
Check prices

Entertainment

7.2

Comfort

7.5

Boarding

7.4

Crew

8.0

Overall

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$ 523, United Airlines can have you in Costa Rica from Buffalo in 20h 15m. The distance from Buffalo to Costa Rica is about 3655 km.

  • 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 22 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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.