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Cheap flights from San José to Buffalo from $220

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from San José to Buffalo

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:55 pm - 5:02 pmSJO  San José Juan Santamaria Intl-BUF Buffalo
26h 07m1 stop Chicago O'Hare Intl
United Airlines Logo
5:58 pm - 1:22 pmBUF  Buffalo-SJO San José Juan Santamaria Intl
20h 24m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$381United Airlines
Sat, Nov 7 - Wed, Nov 11
American Airlines Logo
6:20 am - 9:37 pmSJO  San José Juan Santamaria Intl-BUF Buffalo
14h 17m2 stops Miami Chicago O'Hare Intl
American Airlines Logo
5:56 pm - 1:07 pmBUF  Buffalo-SJO San José Juan Santamaria Intl
20h 11m2 stops New York LaGuardia Charlotte Douglas
$395American Airlines
Mon, Nov 2 - Mon, Nov 9
American Airlines Logo
6:20 am - 10:44 pmSJO  San José Juan Santamaria Intl-BUF Buffalo
15h 24m2 stops Miami Philadelphia
American Airlines Logo
6:58 pm - 1:07 pmBUF  Buffalo-SJO San José Juan Santamaria Intl
19h 09m1 stop Charlotte Douglas
$402American Airlines
Mon, Nov 2 - Mon, Nov 9
American Airlines Logo
2:07 pm - 12:05 pmSJO  San José Juan Santamaria Intl-BUF Buffalo
20h 58m1 stop Charlotte Douglas
American Airlines Logo
12:58 pm - 1:07 pmBUF  Buffalo-SJO San José Juan Santamaria Intl
25h 09m1 stop Charlotte Douglas
$405American Airlines
Mon, Nov 2 - Mon, Nov 9
American Airlines Logo
6:20 am - 11:29 pmSJO  San José Juan Santamaria Intl-BUF Buffalo
16h 09m1 stop Miami
American Airlines Logo
12:58 pm - 1:07 pmBUF  Buffalo-SJO San José Juan Santamaria Intl
25h 09m1 stop Charlotte Douglas
$406American Airlines
Sat, Nov 7 - Wed, Nov 11
Multiple Airlines Logo
7:45 pm - 8:22 amSJO  San José Juan Santamaria Intl-BUF Buffalo
11h 37m2 stops San Salvador El Salvador Intl New York John F Kennedy Intl
Multiple Airlines Logo
8:06 pm - 8:50 amBUF  Buffalo-SJO San José Juan Santamaria Intl
13h 44m2 stops New York John F Kennedy Intl San Salvador El Salvador Intl
$414Multiple Airlines
Mon, Feb 1 - Mon, Feb 8
Multiple Airlines Logo
5:10 am - 6:10 pmSJO  San José Juan Santamaria Intl-BUF Buffalo
12h 00m2 stops San Salvador El Salvador Intl New York John F Kennedy Intl
Multiple Airlines Logo
10:25 am - 11:40 pmBUF  Buffalo-SJO San José Juan Santamaria Intl
14h 15m2 stops New York John F Kennedy Intl San Salvador El Salvador Intl
$423Multiple Airlines
Mon, Nov 23 - Sun, Dec 6
United Airlines Logo
1:25 pm - 9:54 amSJO  San José Juan Santamaria Intl-BUF Buffalo
18h 29m2 stops Houston George Bush Intcntl Washington, D.C. Dulles Intl
United Airlines Logo
10:51 am - 11:25 amBUF  Buffalo-SJO San José Juan Santamaria Intl
26h 34m2 stops Newark Houston George Bush Intcntl
$437United Airlines
Wed, Oct 28 - Sat, Oct 31
Multiple Airlines Logo
4:35 pm - 7:59 amSJO  San José Juan Santamaria Intl-BUF Buffalo
13h 24m2 stops Guatemala City La Aurora New York John F Kennedy Intl
Multiple Airlines Logo
7:50 pm - 8:30 amBUF  Buffalo-SJO San José Juan Santamaria Intl
14h 40m2 stops New York John F Kennedy Intl Guatemala City La Aurora
$460Multiple Airlines
Fri, Oct 2 - Wed, Oct 7
Multiple Airlines Logo
4:15 pm - 9:44 amSJO  San José Juan Santamaria Intl-BUF Buffalo
16h 29m2 stops Guatemala City La Aurora New York John F Kennedy Intl
Multiple Airlines Logo
6:00 am - 8:35 amBUF  Buffalo-SJO San José Juan Santamaria Intl
27h 35m2 stops New York John F Kennedy Intl Guatemala City La Aurora
$462Multiple Airlines
Wed, Nov 25 - Sun, Nov 29

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United Airlines flights from San José to Buffalo

Our best United Airlines deals on San José to Buffalo flight tickets
United Airlines
Nov 7
SJO1:55 pmSan José Juan Santamaria Intl
26h 07m
1 stop
BUF5:02 pmBuffalo
Nov 11
BUF5:58 pmBuffalo
20h 24m
2 stops
SJO1:22 pmSan José Juan Santamaria Intl
$381
United Airlines
Oct 28
SJO1:25 pmSan José Juan Santamaria Intl
18h 29m
2 stops
BUF9:54 amBuffalo
Oct 31
BUF10:51 amBuffalo
26h 34m
2 stops
SJO11:25 amSan José Juan Santamaria Intl
$437
United Airlines
Oct 28
SJO1:25 pmSan José Juan Santamaria Intl
18h 29m
2 stops
BUF9:54 amBuffalo
Oct 31
BUF10:51 amBuffalo
26h 34m
2 stops
SJO11:25 amSan José Juan Santamaria Intl
$470

American Airlines flights from San José to Buffalo

Our best American Airlines deals on San José to Buffalo flight tickets
American Airlines
Nov 2
SJO6:20 amSan José Juan Santamaria Intl
14h 17m
2 stops
BUF9:37 pmBuffalo
Nov 9
BUF5:56 pmBuffalo
20h 11m
2 stops
SJO1:07 pmSan José Juan Santamaria Intl
$395
American Airlines
Nov 2
SJO6:20 amSan José Juan Santamaria Intl
15h 24m
2 stops
BUF10:44 pmBuffalo
Nov 9
BUF6:58 pmBuffalo
19h 09m
1 stop
SJO1:07 pmSan José Juan Santamaria Intl
$402
American Airlines
Nov 2
SJO2:07 pmSan José Juan Santamaria Intl
20h 58m
1 stop
BUF12:05 pmBuffalo
Nov 9
BUF12:58 pmBuffalo
25h 09m
1 stop
SJO1:07 pmSan José Juan Santamaria Intl
$405

momondo Fare Finder

 
Use the filters below to find and compare flights from San José to Buffalo that are best for you.

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Price

Cheapest round-trip

San JoséBuffalo

SJO San José Juan Santamaria Intl - BUF Buffalo

SJOBUF

San José Juan Santamaria Intl

Sat 11/7

1:55 pm-5:02 pm

1 stop26h 07m

Buffalo

Wed 11/11

5:58 pm-1:22 pm

2 stops20h 24m

$381

San JoséBuffalo

SJO San José Juan Santamaria Intl - BUF Buffalo

SJOBUF

San José Juan Santamaria Intl

Mon 11/2

6:20 am-9:37 pm

2 stops14h 17m

Buffalo

Mon 11/9

5:56 pm-1:07 pm

2 stops20h 11m

$395

San JoséBuffalo

SJO San José Juan Santamaria Intl - BUF Buffalo

SJOBUF

San José Juan Santamaria Intl

Mon 11/2

6:20 am-10:44 pm

2 stops15h 24m

Buffalo

Mon 11/9

6:58 pm-1:07 pm

1 stop19h 09m

$402

San JoséBuffalo

SJO San José Juan Santamaria Intl - BUF Buffalo

SJOBUF

San José Juan Santamaria Intl

Mon 11/2

2:07 pm-12:05 pm

1 stop20h 58m

Buffalo

Mon 11/9

12:58 pm-1:07 pm

1 stop25h 09m

$405

San JoséBuffalo

SJO San José Juan Santamaria Intl - BUF Buffalo

SJOBUF

San José Juan Santamaria Intl

Sat 11/7

6:20 am-11:29 pm

1 stop16h 09m

Buffalo

Wed 11/11

12:58 pm-1:07 pm

1 stop25h 09m

$406
Quickest round-trip

San JoséBuffalo

SJO San José Juan Santamaria Intl - BUF Buffalo

SJOBUF

San José Juan Santamaria Intl

Mon 2/1

7:45 pm-8:22 am

2 stops11h 37m

Buffalo

Mon 2/8

8:06 pm-8:50 am

2 stops13h 44m

$414

San JoséBuffalo

SJO San José Juan Santamaria Intl - BUF Buffalo

SJOBUF

San José Juan Santamaria Intl

Mon 11/23

5:10 am-6:10 pm

2 stops12h 00m

Buffalo

Sun 12/6

10:25 am-11:40 pm

2 stops14h 15m

$423

San JoséBuffalo

SJO San José Juan Santamaria Intl - BUF Buffalo

SJOBUF

San José Juan Santamaria Intl

Wed 10/28

1:25 pm-9:54 am

2 stops18h 29m

Buffalo

Sat 10/31

10:51 am-11:25 am

2 stops26h 34m

$437

San JoséBuffalo

SJO San José Juan Santamaria Intl - BUF Buffalo

SJOBUF

San José Juan Santamaria Intl

Fri 10/2

4:35 pm-7:59 am

2 stops13h 24m

Buffalo

Wed 10/7

7:50 pm-8:30 am

2 stops14h 40m

$460

San JoséBuffalo

SJO San José Juan Santamaria Intl - BUF Buffalo

SJOBUF

San José Juan Santamaria Intl

Wed 11/25

4:15 pm-9:44 am

2 stops16h 29m

Buffalo

Sun 11/29

6:00 am-8:35 am

2 stops27h 35m

$462

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 Buffalo from

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

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 San José and Buffalo?

Prices are currently typical for flights on this route.

Typical prices usually range from $354 to $655.
The lowest price recently found on this route was $381.

What is the cheapest month to fly to Buffalo?

If you aren’t able to travel during the month of February, then book flights to Buffalo from San José during November instead. Flights to Buffalo in November, while not as cheap as those in February, still average around $372.

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

You could potentially save up to 4% on your flight if you consider stops on a San José to Buffalo flight.

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

As of September 2026, prices for San José to Buffalo flights are approximately 51% more expensive when compared to flights at the same time last year.

When to book flights from San José to Buffalo

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

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

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

Best Price Found

$220

Fastest flight time

11h 12m

Direct flights

None
The best one-way flight to Buffalo from San José in the past 72 hours is $220. The best round-trip flight deal from San José to Buffalo found on momondo in the last 72 hours is $381.
The fastest flight from San José to Buffalo takes 11h 12m
There are no direct flights from San José to Buffalo. There are no popular flight routes from San José to Buffalo.
Search flight deals

Frequently asked questions about flying from San José to Buffalo

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

    The distance between San José Juan Santamaria Intl and Buffalo is about 2297.0 mi. By plane, this route typically takes 11h 12m.

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

    Prices for flights from San José Juan Santamaria Intl Airport to Buffalo Airport are refreshed on a daily basis.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San José Juan Santamaria Intl Airport to Buffalo Airport.

  • What documentation or ID do you need to fly to Buffalo Airport?

    The travel and health documents you'll need for your trip to Buffalo Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buffalo Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Batavia
Cheektowaga
Amherst
Williamsville
Tonawanda
Bowmansville
Lockport
Orchard Park
West Seneca
Grand Island
East Aurora
Angola

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Buffalo from San José.

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

Yes. momondo allows you to filter the results for San José to Buffalo flights to just show those with flexible booking policies.

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

Once you have performed a search for San José to Buffalo flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

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