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Cheap flights from San José to Buffalo from $220

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San José to Buffalo departing on 12/17. 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
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
12:44 pm - 9:29 amSJO  San José Juan Santamaria Intl-BUF Buffalo
18h 45m2 stops Newark Chicago O'Hare Intl
United Airlines Logo
10:46 am - 7:37 pmBUF  Buffalo-SJO San José Juan Santamaria Intl
34h 51m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$381United Airlines
Wed, Oct 21 - Fri, Oct 23
Multiple Airlines Logo
5:05 am - 7:01 pmSJO  San José Juan Santamaria Intl-BUF Buffalo
11h 56m2 stops San Salvador El Salvador Intl New York John F Kennedy Intl
Multiple Airlines Logo
8:00 pm - 11:25 amBUF  Buffalo-SJO San José Juan Santamaria Intl
16h 25m2 stops New York John F Kennedy Intl San Salvador El Salvador Intl
$401Multiple Airlines
Thu, Oct 29 - Tue, Nov 3
United Airlines Logo
8:45 am - 1:25 pmSJO  San José Juan Santamaria Intl-BUF Buffalo
27h 40m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
United Airlines Logo
7:00 am - 12:15 pmBUF  Buffalo-SJO San José Juan Santamaria Intl
30h 15m1 stop Chicago O'Hare Intl
$402United Airlines
Sat, Dec 19 - Thu, Dec 31
United Airlines Logo
12:44 pm - 4:43 pmSJO  San José Juan Santamaria Intl-BUF Buffalo
25h 59m2 stops Newark Chicago O'Hare Intl
United Airlines Logo
7:59 pm - 7:37 pmBUF  Buffalo-SJO San José Juan Santamaria Intl
25h 38m2 stops Washington, D.C. Dulles Intl Houston George Bush Intcntl
$413United Airlines
Fri, Oct 16 - Tue, Oct 20
United Airlines Logo
12:44 pm - 4:43 pmSJO  San José Juan Santamaria Intl-BUF Buffalo
25h 59m2 stops Newark Chicago O'Hare Intl
United Airlines Logo
5:45 pm - 12:21 pmBUF  Buffalo-SJO San José Juan Santamaria Intl
20h 36m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$416United Airlines
Fri, Oct 16 - Tue, Oct 20
United Airlines Logo
1:55 pm - 8:42 pmSJO  San José Juan Santamaria Intl-BUF Buffalo
29h 47m1 stop Chicago O'Hare Intl
United Airlines Logo
7:00 am - 1:00 pmBUF  Buffalo-SJO San José Juan Santamaria Intl
31h 00m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl
$417United Airlines
Sun, Dec 20 - Wed, Dec 30
United Airlines Logo
7:55 am - 9:07 pmSJO  San José Juan Santamaria Intl-BUF Buffalo
35h 12m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
United Airlines Logo
7:00 am - 7:37 pmBUF  Buffalo-SJO San José Juan Santamaria Intl
38h 37m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$419United Airlines
Fri, Sep 4 - Sat, Sep 19
United Airlines Logo
12:44 pm - 3:10 pmSJO  San José Juan Santamaria Intl-BUF Buffalo
24h 26m1 stop Newark
United Airlines Logo
5:45 pm - 7:37 pmBUF  Buffalo-SJO San José Juan Santamaria Intl
27h 52m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$433United Airlines
Fri, Oct 16 - Tue, Oct 20
United Airlines Logo
12:44 pm - 3:10 pmSJO  San José Juan Santamaria Intl-BUF Buffalo
24h 26m1 stop Newark
United Airlines Logo
10:46 am - 7:37 pmBUF  Buffalo-SJO San José Juan Santamaria Intl
34h 51m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$434United Airlines
Fri, Oct 16 - Tue, Oct 20
United Airlines Logo
7:55 am - 4:56 pmSJO  San José Juan Santamaria Intl-BUF Buffalo
31h 01m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
United Airlines Logo
6:37 am - 7:37 pmBUF  Buffalo-SJO San José Juan Santamaria Intl
39h 00m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$436United Airlines
Fri, Sep 4 - Fri, Sep 18

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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
Oct 21
SJO12:44 pmSan José Juan Santamaria Intl
18h 45m
2 stops
BUF9:29 amBuffalo
Oct 23
BUF10:46 amBuffalo
34h 51m
2 stops
SJO7:37 pmSan José Juan Santamaria Intl
$381
United Airlines
Dec 19
SJO8:45 amSan José Juan Santamaria Intl
27h 40m
2 stops
BUF1:25 pmBuffalo
Dec 31
BUF7:00 amBuffalo
30h 15m
1 stop
SJO12:15 pmSan José Juan Santamaria Intl
$402
United Airlines
Oct 16
SJO12:44 pmSan José Juan Santamaria Intl
25h 59m
2 stops
BUF4:43 pmBuffalo
Oct 20
BUF7:59 pmBuffalo
25h 38m
2 stops
SJO7:37 pmSan José Juan Santamaria Intl
$413

JetBlue flights from San José to Buffalo

Our best JetBlue deals on San José to Buffalo flight tickets
JetBlue
Sep 21
SJO1:05 pmSan José Juan Santamaria Intl
7h 51m
1 stop
BUF10:56 pmBuffalo
Sep 26
BUF7:00 amBuffalo
6h 56m
1 stop
SJO11:56 amSan José Juan Santamaria Intl
$573
JetBlue
Dec 5
SJO4:30 pmSan José Juan Santamaria Intl
15h 50m
1 stop
BUF9:20 amBuffalo
Dec 15
BUF7:00 amBuffalo
7h 56m
1 stop
SJO1:56 pmSan José Juan Santamaria Intl
$581
JetBlue
Sep 15
SJO9:00 amSan José Juan Santamaria Intl
10h 45m
1 stop
BUF9:45 pmBuffalo
Sep 18
BUF6:00 amBuffalo
8h 45m
1 stop
SJO12:45 pmSan José Juan Santamaria Intl
$583

momondo Fare Finder

 
Customize your flight search to find flights from San José to Buffalo 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 August 7, 2026.
Use the filters below to find and compare flights from San José to Buffalo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JoséBuffalo

SJO San José Juan Santamaria Intl - BUF Buffalo

SJOBUF

San José Juan Santamaria Intl

Wed 10/21

12:44 pm-9:29 am

2 stops18h 45m

Buffalo

Fri 10/23

10:46 am-7:37 pm

2 stops34h 51m

$381
Quickest round-trip

San JoséBuffalo

SJO San José Juan Santamaria Intl - BUF Buffalo

SJOBUF

San José Juan Santamaria Intl

Thu 10/29

5:05 am-7:01 pm

2 stops11h 56m

Buffalo

Tue 11/3

8:00 pm-11:25 am

2 stops16h 25m

$401

San JoséBuffalo

SJO San José Juan Santamaria Intl - BUF Buffalo

SJOBUF

San José Juan Santamaria Intl

Sat 12/19

8:45 am-1:25 pm

2 stops27h 40m

Buffalo

Thu 12/31

7:00 am-12:15 pm

1 stop30h 15m

$402

San JoséBuffalo

SJO San José Juan Santamaria Intl - BUF Buffalo

SJOBUF

San José Juan Santamaria Intl

Fri 10/16

12:44 pm-4:43 pm

2 stops25h 59m

Buffalo

Tue 10/20

7:59 pm-7:37 pm

2 stops25h 38m

$413

San JoséBuffalo

SJO San José Juan Santamaria Intl - BUF Buffalo

SJOBUF

San José Juan Santamaria Intl

Fri 10/16

12:44 pm-4:43 pm

2 stops25h 59m

Buffalo

Tue 10/20

5:45 pm-12:21 pm

2 stops20h 36m

$416

San JoséBuffalo

SJO San José Juan Santamaria Intl - BUF Buffalo

SJOBUF

San José Juan Santamaria Intl

Sun 12/20

1:55 pm-8:42 pm

1 stop29h 47m

Buffalo

Wed 12/30

7:00 am-1:00 pm

2 stops31h 00m

$417

San JoséBuffalo

SJO San José Juan Santamaria Intl - BUF Buffalo

SJOBUF

San José Juan Santamaria Intl

Fri 9/4

7:55 am-9:07 pm

2 stops35h 12m

Buffalo

Sat 9/19

7:00 am-7:37 pm

2 stops38h 37m

$419

San JoséBuffalo

SJO San José Juan Santamaria Intl - BUF Buffalo

SJOBUF

San José Juan Santamaria Intl

Fri 10/16

12:44 pm-3:10 pm

1 stop24h 26m

Buffalo

Tue 10/20

5:45 pm-7:37 pm

2 stops27h 52m

$433

San JoséBuffalo

SJO San José Juan Santamaria Intl - BUF Buffalo

SJOBUF

San José Juan Santamaria Intl

Fri 10/16

12:44 pm-3:10 pm

1 stop24h 26m

Buffalo

Tue 10/20

10:46 am-7:37 pm

2 stops34h 51m

$434

San JoséBuffalo

SJO San José Juan Santamaria Intl - BUF Buffalo

SJOBUF

San José Juan Santamaria Intl

Fri 9/4

7:55 am-4:56 pm

2 stops31h 01m

Buffalo

Fri 9/18

6:37 am-7:37 pm

2 stops39h 00m

$436

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 low for flights on this route.

Typical prices usually range from $459 to $870.
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 65% 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?

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

Fastest flight time

11h 56m

Direct flights

None
The fastest flight from San José to Buffalo takes 11h 56m
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 56m.

  • 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
Tonawanda
Williamsville
Orchard Park
Grand Island
Bowmansville
West Seneca
Lockport
East Aurora
Eden
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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