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Cheap flights from Buffalo to San José from C$ 255

BUF — SJO
30 Oct — 6 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Buffalo to San José

Enter your travel dates to find the best prices.

Cheapest flights from Buffalo to San José

Sun 6/126:00 a.m. -
1 stop8h 12m
Thu 17/127:00 a.m. -
2 stops16h 01m
Deal found 27/9C$ 583
Sun 6/126:00 a.m. -
1 stop8h 12m
Wed 16/122:37 p.m. -
1 stop8h 27m
Deal found 27/9C$ 624
Sun 6/126:00 a.m. -
1 stop8h 12m
Fri 18/122:37 p.m. -
2 stops25h 30m
Deal found 27/9C$ 646
Mon 26/106:00 a.m. -
1 stop8h 00m
Wed 11/117:00 a.m. -
1 stop15h 59m
Deal found 25/9C$ 688
Sun 6/126:00 a.m. -
1 stop8h 12m
Sat 19/123:55 p.m. -
1 stop18h 15m
Deal found 27/9C$ 743
Sun 25/106:30 a.m. -
2 stops15h 09m
Mon 9/1111:28 p.m. -
1 stop9h 40m
Deal found 29/9C$ 748
Sun 6/126:00 a.m. -
1 stop8h 12m
Mon 14/127:00 a.m. -
2 stops25h 19m
Deal found 27/9C$ 763
Mon 7/126:24 a.m. -
2 stops16h 53m
Thu 17/127:00 a.m. -
2 stops16h 01m
Deal found 27/9C$ 765
Sun 25/106:30 a.m. -
2 stops29h 55m
Sun 8/118:45 a.m. -
2 stops24h 09m
Deal found 29/9C$ 772
Wed 9/127:30 p.m. -
2 stops14h 05m
Wed 16/124:15 p.m. -
2 stops16h 44m
Deal found 27/9C$ 783

Find flight deals from Buffalo to San José

Round-trip from

C$ 563

One-way from

C$ 255

Popular in

August

Cheapest in

September

Average price

C$ 689
United Airlines
  • United Airlines
  • 19/1-25/1
  • 4 total stops
  • 22h 50m total
  • Buffalo to San José
Search Deals
United Airlines
  • United Airlines
  • 17/2-31/12
  • 2 total stops
  • 15h 39m total
  • Buffalo to San José
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 158 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Buffalo to San José 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

Wed 17/2

6:00 a.m.-8:39 p.m.

2 stops15h 39m

San José Juan Santamaria Intl

Wed 31/12

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

Nonstop0h 00m

C$ 255

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Sat 20/2

10:20 a.m.-8:39 p.m.

2 stops11h 19m

San José Juan Santamaria Intl

Wed 31/12

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

Nonstop0h 00m

C$ 295

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Tue 16/2

5:50 p.m.-12:15 p.m.

1 stop19h 25m

San José Juan Santamaria Intl

Wed 31/12

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

Nonstop0h 00m

C$ 365

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Mon 5/10

7:59 p.m.-7:37 p.m.

2 stops25h 38m

San José Juan Santamaria Intl

Wed 31/12

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

Nonstop0h 00m

C$ 434

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Mon 11/1

11:40 a.m.-1:22 p.m.

2 stops26h 42m

San José Juan Santamaria Intl

Wed 31/12

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

Nonstop0h 00m

C$ 434

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Sat 23/1

10:20 a.m.-8:39 p.m.

2 stops11h 19m

San José Juan Santamaria Intl

Mon 25/1

1:15 a.m.-1:46 p.m.

2 stops11h 31m

C$ 647

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Sat 23/1

2:10 p.m.-10:05 p.m.

1 stop8h 55m

San José Juan Santamaria Intl

Sat 30/1

3:55 p.m.-10:22 a.m.

2 stops17h 27m

C$ 702

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Fri 22/1

7:15 p.m.-10:05 p.m.

2 stops27h 50m

San José Juan Santamaria Intl

Thu 28/1

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

2 stops15h 00m

C$ 722

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Sun 17/1

10:20 a.m.-1:22 p.m.

2 stops28h 02m

San José Juan Santamaria Intl

Thu 28/1

1:25 p.m.-9:20 a.m.

1 stop18h 55m

C$ 748

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Mon 25/1

6:00 a.m.-8:39 p.m.

2 stops15h 39m

San José Juan Santamaria Intl

Sun 31/1

1:15 a.m.-6:05 p.m.

2 stops15h 50m

C$ 748

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/9

Showing 1-10 of 17 resultsSorted by cheapest first
1
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Best time to book a flight from Buffalo to San José

Have a flexible travel schedule? Discover the best time to fly to San José from Buffalo with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Buffalo to San José

What is the cheapest month to book a flight from Buffalo to San José?

Currently, September is the cheapest month in which you can book a flight from Buffalo to San José (average of C$ 689). Flying from Buffalo to San José in August is currently the most expensive (average of C$ 1,203). 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 San José

See what other customers who have flown with JetBlue from Buffalo to San José have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
JetBlue
7.1
Good
3,043 reviews
Check prices

Boarding

7.3

Entertainment

7.2

Food

6.6

Crew

7.9

Overall

7.1

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
3,043 reviews
JetBlue
7.1
Good
3,043 reviews
Check prices

Boarding

7.3

Entertainment

7.2

Food

6.6

Crew

7.9

Overall

7.1

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

  • How long is the flight from Buffalo to San José?

    United Airlines and Delta can get you from Buffalo to San José in just under 8h 55m. Your travel time can differ by up to 2h 24m. Airlines will cover a distance of 3700 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What is the cheapest airline to fly from Buffalo to San José round-trip?

    Cheapflights users have booked flights from Buffalo to San José round-trip from C$ 522. JetBlue is priced at 40% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Buffalo to San José that include hotel bookings?

    Yes. In addition to deals on Buffalo to San José flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Buffalo to San José?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buffalo to San José.

  • Can I find deals for business class flights from Buffalo to San José?

    Yes. Cheapflights offers flight deals from Buffalo to San José 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 San José?

    Currently, September is the cheapest month in which you can book a flight from Buffalo to San José (average of C$ 689). Flying from Buffalo to San José in August is currently the most expensive (average of C$ 1,203). 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

Travelling to a place near San José?

Book flights to San José if you plan to visit one of these locations
Manuel Antonio
Jacó
Heredia
Dominical
Alajuela
Monteverde

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Buffalo to San José

John F Kennedy Intl to San José flights
Buffalo to Liberia flights

Top airline flying from Buffalo to San José

AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapestC$ 522AverageC$ 1,007FlexibilityNo cancel feeOn-time62%
Search JetBlue flights

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Why should you use Cheapflights to find cheap flight tickets from Buffalo to San José?

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