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Cheap flights from Buffalo to San José from C$ 363

BUF — SJO
13 Nov — 20 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

Tue 27/1010:51 a.m. -
1 stop10h 02m
Sat 31/1011:28 p.m. -
2 stops12h 49m
Deal found 9/10C$ 659
Thu 26/116:30 a.m. -
2 stops15h 09m
Thu 3/121:55 p.m. -
1 stop8h 39m
Deal found 12/10C$ 684
Sat 7/115:49 p.m. -
2 stops18h 36m
Wed 11/1111:28 p.m. -
2 stops20h 08m
Deal found 11/10C$ 779
Mon 26/107:35 a.m. -
1 stop7h 25m
Wed 11/113:05 p.m. -
1 stop7h 53m
Deal found 12/10C$ 782
Tue 27/106:00 a.m. -
1 stop8h 00m
Sat 31/101:25 p.m. -
1 stop8h 34m
Deal found 9/10C$ 788
Thu 5/116:30 a.m. -
2 stops31h 52m
Sun 8/118:45 a.m. -
2 stops24h 09m
Deal found 9/10C$ 805
Sun 8/116:00 a.m. -
1 stop14h 53m
Fri 13/1111:28 p.m. -
1 stop9h 40m
Deal found 11/10C$ 808
Mon 9/117:53 p.m. -
2 stops27h 22m
Fri 13/112:37 p.m. -
1 stop8h 22m
Deal found 11/10C$ 816

Find flight deals from Buffalo to San José

Round-trip from

C$ 588

One-way from

C$ 363

Popular in

August

Cheapest in

September

Average price

C$ 782
Delta
  • Delta
  • 18/1-22/1
  • 2 total stops
  • 26h 31m total
  • Buffalo to San José
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United Airlines
  • United Airlines
  • 31/12-31/12
  • 2 total stops
  • 25h 47m total
  • Buffalo to San José
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 127 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 40 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 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

Thu 31/12

7:52 p.m.-8:39 p.m.

2 stops25h 47m

San José Juan Santamaria Intl

Wed 31/12

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

Nonstop0h 00m

C$ 363

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Tue 27/10

10:51 a.m.-6:53 p.m.

1 stop10h 02m

San José Juan Santamaria Intl

Sat 31/10

11:28 p.m.-2:17 p.m.

2 stops12h 49m

C$ 659
Quickest round-trip

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Sun 20/12

7:00 a.m.-2:01 p.m.

1 stop8h 01m

San José Juan Santamaria Intl

Wed 31/12

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

Nonstop0h 00m

C$ 688

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Fri 22/1

9:55 a.m.-8:39 p.m.

2 stops11h 44m

San José Juan Santamaria Intl

Wed 27/1

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

1 stop12h 54m

C$ 779

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Thu 21/1

7:03 a.m.-8:39 p.m.

2 stops14h 36m

San José Juan Santamaria Intl

Sun 24/1

1:15 a.m.-8:51 p.m.

2 stops18h 36m

C$ 779

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Thu 21/1

7:03 a.m.-8:39 p.m.

2 stops14h 36m

San José Juan Santamaria Intl

Thu 28/1

8:45 a.m.-10:59 p.m.

2 stops13h 14m

C$ 779

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Tue 19/1

5:43 p.m.-8:39 p.m.

2 stops27h 56m

San José Juan Santamaria Intl

Wed 27/1

9:05 a.m.-7:32 p.m.

1 stop9h 27m

C$ 779

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Thu 5/11

6:30 a.m.-1:22 p.m.

2 stops31h 52m

San José Juan Santamaria Intl

Sun 8/11

8:45 a.m.-9:54 a.m.

2 stops24h 09m

C$ 805

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Mon 9/11

7:53 p.m.-10:15 p.m.

2 stops27h 22m

San José Juan Santamaria Intl

Fri 13/11

7:00 a.m.-8:20 a.m.

2 stops24h 20m

C$ 816

BuffaloSan José

BUF Buffalo - SJO San José Juan Santamaria Intl

BUFSJO

Buffalo

Thu 21/1

12:09 p.m.-10:05 p.m.

1 stop10h 56m

San José Juan Santamaria Intl

Wed 27/1

2:10 p.m.-11:55 p.m.

1 stop8h 45m

C$ 902

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/10

Showing 1-10 of 13 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$ 692). Flying from Buffalo to San José in August is currently the most expensive (average of C$ 1,208). 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
3,053 reviews
Check prices

Entertainment

7.2

Crew

7.9

Food

6.6

Comfort

7.4

Overall

7.1

Boarding

7.3

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
3,053 reviews
JetBlue
7.1
Good
3,053 reviews
Check prices

Entertainment

7.2

Crew

7.9

Food

6.6

Comfort

7.4

Overall

7.1

Boarding

7.3

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 can get you from Buffalo to San José in just under 10h 02m. Your travel time can differ by up to . Airlines will cover a distance of 3700 km.

  • 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$ 524. JetBlue is priced at 42% 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$ 692). Flying from Buffalo to San José in August is currently the most expensive (average of C$ 1,208). 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$ 524AverageC$ 1,011FlexibilityNo cancel feeOn-time62%
Search JetBlue flights

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