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Cheap flights from San José to Buffalo from $227

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 7/21. 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
7:55 am - 9:29 am
SJO
-
BUF
23h 34m
2 stops
United Airlines Logo
7:59 pm - 7:37 pm
BUF
-
SJO
25h 38m
2 stops
$383United Airlines
Thu, Oct 1 - Tue, Oct 6
United Airlines Logo
12:35 pm - 9:29 am
SJO
-
BUF
19h 54m
2 stops
United Airlines Logo
7:59 pm - 11:25 am
BUF
-
SJO
16h 26m
2 stops
$397United Airlines
Thu, Nov 5 - Fri, Nov 13
United Airlines Logo
7:55 am - 9:29 am
SJO
-
BUF
23h 34m
2 stops
United Airlines Logo
3:05 pm - 11:38 am
BUF
-
SJO
22h 33m
2 stops
$417United Airlines
Thu, Oct 1 - Wed, Oct 7
American Airlines Logo
3:38 pm - 11:03 am
SJO
-
BUF
18h 25m
2 stops
American Airlines Logo
7:20 pm - 1:39 pm
BUF
-
SJO
19h 19m
2 stops
$430American Airlines
Fri, Dec 4 - Mon, Dec 14
Southwest Logo
9:00 am - 11:15 pm
SJO
-
BUF
12h 15m
1 stop
Southwest Logo
7:00 am - 12:05 pm
BUF
-
SJO
7h 05m
1 stop
$437Southwest
Thu, Oct 1 - Tue, Oct 6
American Airlines Logo
3:38 pm - 11:03 am
SJO
-
BUF
18h 25m
2 stops
American Airlines Logo
7:20 pm - 1:39 pm
BUF
-
SJO
19h 19m
2 stops
$440American Airlines
Fri, Dec 4 - Mon, Dec 14
Southwest Logo
9:00 am - 12:10 am
SJO
-
BUF
13h 10m
2 stops
Southwest Logo
7:00 am - 12:05 pm
BUF
-
SJO
7h 05m
1 stop
$441Southwest
Thu, Oct 1 - Tue, Oct 6
American Airlines Logo
3:38 pm - 11:03 am
SJO
-
BUF
18h 25m
2 stops
American Airlines Logo
7:20 pm - 1:39 pm
BUF
-
SJO
19h 19m
2 stops
$442American Airlines
Fri, Dec 4 - Mon, Dec 14
Southwest Logo
9:00 am - 11:15 pm
SJO
-
BUF
12h 15m
1 stop
Southwest Logo
7:00 am - 12:05 pm
BUF
-
SJO
7h 05m
1 stop
$447Southwest
Thu, Oct 1 - Tue, Oct 6
United Airlines Logo
12:44 pm - 7:03 pm
SJO
-
BUF
28h 19m
2 stops
United Airlines Logo
10:57 am - 10:39 pm
BUF
-
SJO
37h 42m
2 stops
$451United Airlines
Thu, Jul 2 - Tue, Jul 28

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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 1
SJO7:55 amSan José Juan Santamaria Intl
23h 34m
2 stops
BUF9:29 amBuffalo
Oct 6
BUF7:59 pmBuffalo
25h 38m
2 stops
SJO7:37 pmSan José Juan Santamaria Intl
$383
United Airlines
Nov 5
SJO12:35 pmSan José Juan Santamaria Intl
19h 54m
2 stops
BUF9:29 amBuffalo
Nov 13
BUF7:59 pmBuffalo
16h 26m
2 stops
SJO11:25 amSan José Juan Santamaria Intl
$397
United Airlines
Oct 1
SJO7:55 amSan José Juan Santamaria Intl
23h 34m
2 stops
BUF9:29 amBuffalo
Oct 7
BUF3:05 pmBuffalo
22h 33m
2 stops
SJO11:38 amSan José Juan Santamaria Intl
$417

Southwest flights from San José to Buffalo

Our best Southwest deals on San José to Buffalo flight tickets
Southwest
Oct 1
SJO9:00 amSan José Juan Santamaria Intl
12h 15m
1 stop
BUF11:15 pmBuffalo
Oct 6
BUF7:00 amBuffalo
7h 05m
1 stop
SJO12:05 pmSan José Juan Santamaria Intl
$437
Southwest
Oct 1
SJO9:00 amSan José Juan Santamaria Intl
13h 10m
2 stops
BUF12:10 amBuffalo
Oct 6
BUF7:00 amBuffalo
7h 05m
1 stop
SJO12:05 pmSan José Juan Santamaria Intl
$441
Southwest
Oct 1
SJO9:00 amSan José Juan Santamaria Intl
12h 15m
1 stop
BUF11:15 pmBuffalo
Oct 6
BUF7:00 amBuffalo
7h 05m
1 stop
SJO12:05 pmSan José Juan Santamaria Intl
$447

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 June 22, 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 - BUF

SJOBUF

San José Juan Santamaria Intl

Thu 10/1

7:55 am-9:29 am

2 stops23h 34m

Buffalo

Tue 10/6

7:59 pm-7:37 pm

2 stops25h 38m

$383

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Thu 11/5

12:35 pm-9:29 am

2 stops19h 54m

Buffalo

Fri 11/13

7:59 pm-11:25 am

2 stops16h 26m

$397

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Thu 10/1

7:55 am-9:29 am

2 stops23h 34m

Buffalo

Wed 10/7

3:05 pm-11:38 am

2 stops22h 33m

$417

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Fri 12/4

3:38 pm-11:03 am

2 stops18h 25m

Buffalo

Mon 12/14

7:20 pm-1:39 pm

2 stops19h 19m

$430
Quickest round-trip

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Thu 10/1

9:00 am-11:15 pm

1 stop12h 15m

Buffalo

Tue 10/6

7:00 am-12:05 pm

1 stop7h 05m

$437

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Fri 12/4

3:38 pm-11:03 am

2 stops18h 25m

Buffalo

Mon 12/14

7:20 pm-1:39 pm

2 stops19h 19m

$440

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Thu 10/1

9:00 am-12:10 am

2 stops13h 10m

Buffalo

Tue 10/6

7:00 am-12:05 pm

1 stop7h 05m

$441

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Fri 12/4

3:38 pm-11:03 am

2 stops18h 25m

Buffalo

Mon 12/14

7:20 pm-1:39 pm

2 stops19h 19m

$442

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Thu 10/1

9:00 am-11:15 pm

1 stop12h 15m

Buffalo

Tue 10/6

7:00 am-12:05 pm

1 stop7h 05m

$447

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Thu 7/2

12:44 pm-7:03 pm

2 stops28h 19m

Buffalo

Tue 7/28

10:57 am-10:39 pm

2 stops37h 42m

$451

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?

What is the cheapest month to fly to Buffalo?

If you aren’t able to travel during the month of November, then book flights to Buffalo from San José during October instead. Flights to Buffalo in October, while not as cheap as those in November, still average around $233.

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

You could potentially save up to 14% 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

23h 34m

Direct flights

None
The fastest flight from San José to Buffalo takes 23h 34m
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 23h 34m.

  • 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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