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Cheap flights from Buffalo to Costa Rica from C$ 323

BUF — SJO
26 Nov — 3 Dec1
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

Mon 26/106:00 a.m. -
1 stop8h 00m
Wed 11/117:00 a.m. -
1 stop15h 59m
Deal found 24/10C$ 772
Wed 28/1010:51 a.m. -
1 stop10h 02m
Tue 3/1111:28 p.m. -
1 stop9h 40m
Deal found 25/10C$ 807
Fri 4/127:00 a.m. -
1 stop13h 53m
Sun 6/1211:28 p.m. -
1 stop10h 14m
Deal found 27/10C$ 835
Mon 16/117:52 p.m. -
2 stops25h 47m
Thu 19/118:45 a.m. -
2 stops24h 09m
Deal found 27/10C$ 860
Sat 12/126:55 p.m. -
2 stops19h 05m
Tue 1/611:59 p.m. -
2 stops15h 52m
Deal found 25/10C$ 948
Mon 26/108:55 p.m. -
1 stop16h 47m
Wed 11/1111:28 p.m. -
1 stop9h 40m
Deal found 26/10C$ 968
Sun 25/108:55 p.m. -
1 stop16h 47m
Fri 30/1010:28 p.m. -
1 stop9h 40m
Deal found 25/10C$ 989

Find flight deals from Buffalo to Costa Rica

Round-trip from

C$ 793

One-way from

C$ 323

Popular in

August

Cheapest in

June

Average price

C$ 765
United Airlines
  • United Airlines
  • 17/1-21/1
  • 2 total stops
  • 38h 35m total
  • Buffalo to Costa Rica
Search Deals
Delta
  • Delta
  • 19/2-31/12
  • 2 total stops
  • 11h 45m total
  • Buffalo to Costa Rica
Search Deals
Highest demand for flights based on searches. 29% potential increase in price (C$ 515 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 80 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2026
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Cheapflights Fare Finder

 
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 Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Sun 10/1

7:03 a.m.-12:42 p.m.

1 stop30h 39m

San José Juan Santamaria Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 382
Quickest round-trip

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Sun 10/1

6:15 a.m.-12:50 p.m.

1 stop7h 35m

San José Juan Santamaria Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 540

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Sun 20/12

7:52 p.m.-12:42 p.m.

2 stops17h 50m

San José Juan Santamaria Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 722

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Sun 17/1

5:43 p.m.-12:15 p.m.

1 stop19h 32m

San José Juan Santamaria Intl

Fri 22/1

1:25 p.m.-9:28 a.m.

1 stop19h 03m

C$ 793

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Sun 17/1

6:30 a.m.-7:53 p.m.

2 stops14h 23m

San José Juan Santamaria Intl

Wed 20/1

1:15 a.m.-2:17 p.m.

2 stops12h 02m

C$ 798

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Wed 13/1

1:50 p.m.-1:22 p.m.

2 stops24h 32m

San José Juan Santamaria Intl

Thu 21/1

1:15 a.m.-7:24 p.m.

2 stops17h 09m

C$ 860

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Sat 12/12

6:03 a.m.-12:18 p.m.

1 stop7h 15m

San José Juan Santamaria Intl

Tue 1/6

9:03 a.m.-10:38 p.m.

1 stop11h 35m

C$ 1,026

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Thu 7/1

10:15 a.m.-10:05 p.m.

2 stops12h 50m

San José Juan Santamaria Intl

Sun 10/1

7:05 a.m.-11:55 p.m.

1 stop15h 50m

C$ 1,035

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Fri 15/1

7:03 a.m.-7:53 p.m.

1 stop13h 50m

San José Juan Santamaria Intl

Thu 21/1

9:05 a.m.-10:59 p.m.

1 stop12h 54m

C$ 1,055

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Fri 15/1

10:35 a.m.-9:49 p.m.

2 stops12h 14m

San José Juan Santamaria Intl

Thu 21/1

7:00 a.m.-11:13 p.m.

2 stops15h 13m

C$ 1,155

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/10

Showing 1-10 of 11 resultsSorted by cheapest first
1
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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

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, October is the cheapest month in which you can book a flight from Buffalo to Costa Rica (average of C$ 595). Flying from Buffalo to Costa Rica in August is currently the most expensive (average of C$ 1,236). 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 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
7.1
Good
3,071 reviews
Check prices

Food

6.6

Boarding

7.3

Overall

7.1

Crew

7.9

Entertainment

7.2

Comfort

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2026

ISP - FLL

Had a four delay with family of 5 was not a great day.
JetBlue
7.1
Good
3,071 reviews
JetBlue
7.1
Good
3,071 reviews
Check prices

Food

6.6

Boarding

7.3

Overall

7.1

Crew

7.9

Entertainment

7.2

Comfort

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2026

ISP - FLL

Had a four delay with family of 5 was not a great day.
American Airlines
7.0
Good
12,191 reviews
JetBlue
7.1
Good
3,071 reviews
Check prices

Food

6.6

Boarding

7.3

Overall

7.1

Crew

7.9

Entertainment

7.2

Comfort

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2026

ISP - FLL

Had a four delay with family of 5 was not a great day.

Related info for your journey

  • 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$ 1,026, United Airlines can have you in Costa Rica from Buffalo in 7h 15m. 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, October is the cheapest month in which you can book a flight from Buffalo to Costa Rica (average of C$ 595). Flying from Buffalo to Costa Rica in August is currently the most expensive (average of C$ 1,236). 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

Top 2 airlines flying from Buffalo to Costa Rica

AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 384AverageC$ 384FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
JetBlueCheapestC$ 516AverageC$ 996FlexibilityNo cancel feeOn-time62%
Search JetBlue flights

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

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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.

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