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Cheap flights from Buffalo to San José from C$ 268

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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJO
31 Aug — 7 Sep1
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
Explore the most affordable flight options available from Buffalo to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 August 2026.

Wed 21/108:00 p.m.
BUF
-
SJO
2 stops14h 30m
Multiple Airlines
Mon 26/105:00 a.m.
SJO
-
BUF
2 stops12h 01m
Multiple Airlines
Deal found 29/7C$ 562
Tue 6/107:50 p.m.
BUF
-
SJO
2 stops14h 55m
Multiple Airlines
Wed 14/104:35 p.m.
SJO
-
BUF
2 stops21h 04m
Multiple Airlines
Deal found 31/7C$ 565
Mon 26/107:40 a.m.
BUF
-
SJO
1 stop7h 19m
JetBlue
Wed 11/113:05 p.m.
SJO
-
BUF
1 stop7h 57m
JetBlue
Deal found 29/7C$ 575
Sat 28/1110:35 a.m.
BUF
-
SJO
2 stops14h 05m
Multiple Airlines
Sun 6/124:15 p.m.
SJO
-
BUF
2 stops16h 19m
Multiple Airlines
Deal found 28/7C$ 615
Wed 25/119:00 p.m.
BUF
-
SJO
2 stops12h 40m
Multiple Airlines
Sun 6/127:50 p.m.
SJO
-
BUF
2 stops12h 44m
Multiple Airlines
Deal found 28/7C$ 621
Sat 24/106:00 a.m.
BUF
-
SJO
1 stop8h 35m
JetBlue
Wed 28/102:05 p.m.
SJO
-
BUF
1 stop7h 57m
JetBlue
Deal found 28/7C$ 658
Sat 14/116:00 a.m.
BUF
-
SJO
1 stop7h 15m
Southwest
Thu 19/111:20 p.m.
SJO
-
BUF
2 stops18h 05m
Southwest
Deal found 28/7C$ 673
Tue 6/107:00 a.m.
BUF
-
SJO
1 stop9h 00m
American Airlines
Wed 14/106:00 a.m.
SJO
-
BUF
2 stops14h 24m
American Airlines
Deal found 31/7C$ 680

Find flight deals from Buffalo to San José

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to San José (SJO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 1 August 2026.

Round-trip from

C$ 562

One-way from

C$ 268

Popular in

December

Cheapest in

September

Average price

C$ 1,054
21/10-26/10
  • 21/10-26/10
  • 4 total stops
  • 26h 31m total
  • Buffalo to San José
Search Deals
United Airlines
  • United Airlines
  • 29/8
  • 2 total stops
  • 14h 42m total
  • Buffalo to San José
Search Deals
High demand for flights, 4% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo to San José 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 1 August 2026.
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 - SJO

BUFSJO

Buffalo

Tue 6/10

7:50 p.m.-8:45 a.m.

2 stops14h 55m

San José Juan Santamaria Intl

Wed 14/10

4:35 p.m.-3:39 p.m.

2 stops21h 04m

C$ 565

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 24/10

6:00 a.m.-12:35 p.m.

1 stop8h 35m

San José Juan Santamaria Intl

Wed 28/10

2:05 p.m.-12:02 a.m.

1 stop7h 57m

C$ 658

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 14/11

6:00 a.m.-12:15 p.m.

1 stop7h 15m

San José Juan Santamaria Intl

Thu 19/11

1:20 p.m.-8:25 a.m.

2 stops18h 05m

C$ 673

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Tue 6/10

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

1 stop9h 00m

San José Juan Santamaria Intl

Wed 14/10

6:00 a.m.-10:24 p.m.

2 stops14h 24m

C$ 680

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 28/11

6:00 a.m.-10:15 p.m.

1 stop17h 15m

San José Juan Santamaria Intl

Sun 6/12

7:00 a.m.-11:59 p.m.

1 stop15h 59m

C$ 700
Quickest round-trip

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Tue 6/10

7:25 a.m.-12:05 p.m.

1 stop6h 40m

San José Juan Santamaria Intl

Wed 14/10

9:00 a.m.-6:45 p.m.

1 stop7h 45m

C$ 715

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Tue 27/10

6:00 a.m.-6:53 p.m.

2 stops14h 53m

San José Juan Santamaria Intl

Sat 31/10

1:25 p.m.-6:02 p.m.

2 stops26h 37m

C$ 725

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 14/11

6:00 a.m.-1:00 p.m.

1 stop8h 00m

San José Juan Santamaria Intl

Thu 19/11

11:28 p.m.-10:08 a.m.

1 stop9h 40m

C$ 751

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Fri 27/11

5:05 a.m.-1:15 p.m.

1 stop9h 10m

San José Juan Santamaria Intl

Sun 6/12

1:20 p.m.-8:25 a.m.

2 stops18h 05m

C$ 758
Cheapest one-way

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Tue 1/9

6:00 a.m.-11:38 a.m.

1 stop7h 38m

C$ 268

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/7

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

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
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 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$ 482). Flying from Buffalo to San José in December is currently the most expensive (average of C$ 1,091). 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.

How much does it cost to fly round-trip from Buffalo to San José?

Airfare is below average for this route at the moment.

Buffalo to San José flights typically cost between C$ 949 and C$ 1,189 in October.
The cheapest round-trip price found within the last 5 days was C$ 562 on Multiple Airlines (21 Oct-26 Oct).

Reviews of airlines servicing San José

Get insights into the airlines that provide service to San José. 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 San José. Reviews last updated 1 August 2026.
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
3,030 reviews
Check prices

Entertainment

7.2

Overall

7.1

Comfort

7.5

Food

6.6

Boarding

7.3

Crew

7.9

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
3,030 reviews
JetBlue
7.1
Good
3,030 reviews
Check prices

Entertainment

7.2

Overall

7.1

Comfort

7.5

Food

6.6

Boarding

7.3

Crew

7.9

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

Find useful and relevant information for your journey from Buffalo to San José. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    JetBlue, Southwest, and American Airlines can get you from Buffalo to San José in just under 7h 15m. Your travel time can differ by up to 1h 45m. 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$ 483. JetBlue is priced at 39% 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$ 482). Flying from Buffalo to San José in December is currently the most expensive (average of C$ 1,091). 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
Alajuela
Jacó
Heredia
Dominical
Monteverde

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Alternative routes for Buffalo to San José

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to San José flights
Buffalo to Liberia flights

Top airline flying from Buffalo to San José

Discover the top airline that operate flights from Buffalo to San José. 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 1 August 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapestC$ 483AverageC$ 885FlexibilityNo 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 San José?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Buffalo to San José. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San José from Buffalo.

Can Cheapflights find flights from Buffalo to San José with no change fees?

Yes! Cheapflights helps users easily find flights from Buffalo to San José with no change fees.

Can Cheapflights notify me if prices for flights from Buffalo to San José become cheaper?

Yes! Start tracking prices for Buffalo to San José flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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