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Cheap flights from Buffalo to San José from $149

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to San José departing on 7/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Buffalo to San José

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:40 pm - 11:34 am
BUF
-
SJO
19h 54m
2 stops
American Airlines Logo
1:29 pm - 10:18 am
SJO
-
BUF
18h 49m
2 stops
$345American Airlines
Tue, Aug 18 - Fri, Aug 28
American Airlines Logo
7:12 pm - 12:22 pm
BUF
-
SJO
18h 10m
1 stop
American Airlines Logo
1:23 pm - 12:08 am
SJO
-
BUF
9h 45m
1 stop
$399American Airlines
Mon, Nov 2 - Mon, Nov 9
GOL Logo
7:34 pm - 1:11 pm
BUF
-
SJO
19h 37m
2 stops
GOL Logo
2:00 pm - 10:16 am
SJO
-
BUF
18h 16m
2 stops
$401GOL
Mon, Jul 13 - Thu, Jul 16
Multiple Airlines Logo
8:00 pm - 8:45 am
BUF
-
SJO
14h 45m
2 stops
Multiple Airlines Logo
7:45 pm - 8:58 am
SJO
-
BUF
11h 13m
2 stops
$402Multiple Airlines
Sat, May 30 - Tue, Jun 2
GOL Logo
6:00 pm - 1:00 pm
BUF
-
SJO
21h 00m
2 stops
GOL Logo
2:02 pm - 10:19 am
SJO
-
BUF
18h 17m
2 stops
$403GOL
Mon, Jul 13 - Thu, Jul 16
American Airlines Logo
7:00 am - 10:42 pm
BUF
-
SJO
17h 42m
1 stop
American Airlines Logo
3:08 pm - 12:55 pm
SJO
-
BUF
19h 47m
2 stops
$404American Airlines
Sat, May 30 - Tue, Jun 2
GOL Logo
6:00 pm - 1:00 pm
BUF
-
SJO
21h 00m
2 stops
GOL Logo
12:50 pm - 10:16 am
SJO
-
BUF
19h 26m
2 stops
$407GOL
Mon, Jul 13 - Thu, Jul 16
Multiple Airlines Logo
8:00 pm - 11:25 am
BUF
-
SJO
16h 25m
2 stops
Multiple Airlines Logo
7:50 pm - 8:27 am
SJO
-
BUF
11h 37m
2 stops
$411Multiple Airlines
Mon, Nov 2 - Mon, Nov 9
American Airlines Logo
4:49 pm - 12:26 pm
BUF
-
SJO
21h 37m
1 stop
American Airlines Logo
2:52 pm - 12:06 pm
SJO
-
BUF
19h 14m
2 stops
$412American Airlines
Wed, Aug 12 - Tue, Aug 25
American Airlines Logo
7:00 am - 1:52 pm
BUF
-
SJO
8h 52m
1 stop
American Airlines Logo
2:52 pm - 10:41 am
SJO
-
BUF
17h 49m
2 stops
$413American Airlines
Tue, Aug 18 - Wed, Aug 26

American Airlines flights from Buffalo to San José

Our best American Airlines deals on Buffalo to San José flight tickets
American Airlines
Aug 18
BUF5:40 pmBuffalo
19h 54m
2 stops
SJO11:34 amSan José Juan Santamaria Intl
Aug 28
SJO1:29 pmSan José Juan Santamaria Intl
18h 49m
2 stops
BUF10:18 amBuffalo
$345
American Airlines
Nov 2
BUF7:12 pmBuffalo
18h 10m
1 stop
SJO12:22 pmSan José Juan Santamaria Intl
Nov 9
SJO1:23 pmSan José Juan Santamaria Intl
9h 45m
1 stop
BUF12:08 amBuffalo
$399
American Airlines
May 30
BUF7:00 amBuffalo
17h 42m
1 stop
SJO10:42 pmSan José Juan Santamaria Intl
Jun 2
SJO3:08 pmSan José Juan Santamaria Intl
19h 47m
2 stops
BUF12:55 pmBuffalo
$404

United Airlines flights from Buffalo to San José

Our best United Airlines deals on Buffalo to San José flight tickets
United Airlines
Jun 25
BUF6:15 amBuffalo
29h 56m
2 stops
SJO10:11 amSan José Juan Santamaria Intl
Jun 29
SJO7:55 amSan José Juan Santamaria Intl
35h 08m
2 stops
BUF9:03 pmBuffalo
$549
United Airlines
May 20
BUF1:57 pmBuffalo
34h 42m
2 stops
SJO10:39 pmSan José Juan Santamaria Intl
May 27
SJO11:13 amSan José Juan Santamaria Intl
21h 02m
2 stops
BUF10:15 amBuffalo
$583
United Airlines
May 19
BUF6:00 amBuffalo
7h 38m
1 stop
SJO11:38 amSan José Juan Santamaria Intl
May 24
SJO7:55 amSan José Juan Santamaria Intl
14h 04m
2 stops
BUF11:59 pmBuffalo
$785

momondo 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, momondo users made 832,500 searches. Data last updated May 7, 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 8/18

5:40 pm-11:34 am

2 stops19h 54m

San José Juan Santamaria Intl

Fri 8/28

1:29 pm-10:18 am

2 stops18h 49m

$345

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Mon 11/2

7:12 pm-12:22 pm

1 stop18h 10m

San José Juan Santamaria Intl

Mon 11/9

1:23 pm-12:08 am

1 stop9h 45m

$399

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Mon 7/13

7:34 pm-1:11 pm

2 stops19h 37m

San José Juan Santamaria Intl

Thu 7/16

2:00 pm-10:16 am

2 stops18h 16m

$401
Quickest round-trip

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 5/30

8:00 pm-8:45 am

2 stops14h 45m

San José Juan Santamaria Intl

Tue 6/2

7:45 pm-8:58 am

2 stops11h 13m

$402

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Mon 7/13

6:00 pm-1:00 pm

2 stops21h 00m

San José Juan Santamaria Intl

Thu 7/16

2:02 pm-10:19 am

2 stops18h 17m

$403

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 5/30

7:00 am-10:42 pm

1 stop17h 42m

San José Juan Santamaria Intl

Tue 6/2

3:08 pm-12:55 pm

2 stops19h 47m

$404

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Mon 7/13

6:00 pm-1:00 pm

2 stops21h 00m

San José Juan Santamaria Intl

Thu 7/16

12:50 pm-10:16 am

2 stops19h 26m

$407

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Mon 11/2

8:00 pm-11:25 am

2 stops16h 25m

San José Juan Santamaria Intl

Mon 11/9

7:50 pm-8:27 am

2 stops11h 37m

$411

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Wed 8/12

4:49 pm-12:26 pm

1 stop21h 37m

San José Juan Santamaria Intl

Tue 8/25

2:52 pm-12:06 pm

2 stops19h 14m

$412

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Tue 8/18

7:00 am-1:52 pm

1 stop8h 52m

San José Juan Santamaria Intl

Wed 8/26

2:52 pm-10:41 am

2 stops17h 49m

$413

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San José from

How to get the cheapest flight ticket from Buffalo to San José

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Buffalo and San José?

What is the cheapest month to fly to San José?

In general, November is the cheapest month to fly from Buffalo to San José. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $351. If you don’t want to visit San José in November, then you should wait until September to fly from Buffalo, when ticket prices are also cheap, with an average price of $361.

Can stopping save me money on Buffalo to San José flights?

You could potentially save up to 28% on your flight if you consider stops on a Buffalo to San José flight.

How have Buffalo to San José flight prices changed over time?

When to book flights from Buffalo to San José

Are you open to changing your travel dates? Check out the ideal times to fly from Buffalo to San José according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Buffalo to San José (BUF to SJO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to San José

Fastest flight time

7h 38m

Direct flights

None
The fastest flight from Buffalo to San José takes 7h 38m
There are no direct flights from Buffalo to San José. There are no popular flight routes from Buffalo to San José.
Search flight deals

Frequently asked questions about flying from Buffalo to San José

  • How far is Buffalo to San José Juan Santamaria Intl by plane?

    Buffalo and San José Juan Santamaria Intl are 2297.0 mi apart from one another. Flights usually cover this in 7h 38m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Buffalo Airport to San José Juan Santamaria Intl Airport?

    Prices for flights from Buffalo Airport to San José Juan Santamaria Intl Airport are updated daily.

  • How many operators does momondo search for flights from Buffalo Airport to San José Juan Santamaria Intl Airport?

  • How old do you have to be to fly from Buffalo Airport to San José Juan Santamaria Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buffalo Airport to San José Juan Santamaria Intl Airport.

  • What documentation or ID do you need to fly to San José Juan Santamaria Intl Airport?

    The required travel and health documents for your San José Juan Santamaria Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San José Juan Santamaria Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Buffalo to San José?

Best airlines flying from Buffalo to San José

Compare and see reviews for airlines that fly from Buffalo to San José with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $251Free CancellationRating
7.1
2,980 reviews
Search JetBlue flights
American AirlinesPriceFrom $259Free CancellationRating
7.1
11,669 reviews
Search American Airlines flights
DeltaPriceFrom $305Free CancellationRating
7.9
8,459 reviews
Search Delta flights
United AirlinesPriceFrom $369Free CancellationRating
7.4
9,690 reviews
Search United Airlines flights
SouthwestPriceFrom $466Free CancellationRating
7.9
4,301 reviews
Search Southwest flights

Traveling to a place near San José?

Book flights to San José if you plan to visit one of these locations
Manuel Antonio
Jacó
Monteverde
Alajuela
Heredia
Santa Elena
Dominical
San Gerardo de Dota
Esterillos Este

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to San José?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Buffalo to San José. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Buffalo to San José with flexible booking policies on momondo?

Flights from Buffalo to San José with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Buffalo to San José?

momondo provides multiple filters to help you find the best flight to San José from Buffalo. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Buffalo to San José right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San José, momondo offers a useful price alert feature which will track prices for flights to San José from Buffalo and alert you when they change.

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