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Cheap flights from San Jose to Buffalo from $126

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 Jose to Buffalo departing on 10/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from San Jose to Buffalo

Cheap round-trip flights

Delta Logo
6:30 am - 11:07 pmSJC-BUF
13h 37m2 stops
Delta Logo
6:00 am - 12:09 pmBUF-SJC
9h 09m1 stop
$282Delta
Find Deal
Tue, Mar 3 - Wed, Mar 4
Delta Logo
12:40 pm - 11:39 pmSJC-BUF
7h 59m1 stop
Delta Logo
6:00 am - 11:17 amBUF-SJC
8h 17m1 stop
$307Delta
Find Deal
Tue, Oct 21 - Wed, Oct 29
Delta Logo
10:10 am - 11:07 pmSJC-BUF
9h 57m2 stops
Delta Logo
6:00 am - 12:09 pmBUF-SJC
9h 09m1 stop
$312Delta
Find Deal
Tue, Mar 3 - Wed, Mar 4
Southwest Logo
8:15 am - 7:20 pmSJC-BUF
8h 05m1 stop
Southwest Logo
6:20 am - 5:40 pmBUF-SJC
14h 20m1 stop
$334Southwest
Find Deal
Mon, Nov 10 - Sat, Nov 15
Frontier Logo
2:14 pm - 11:22 amSJC-BUF
18h 08m2 stops
Frontier Logo
7:41 pm - 11:30 amBUF-SJC
18h 49m2 stops
$340Frontier
Find Deal
Thu, Oct 2 - Sun, Oct 5
Southwest Logo
6:35 am - 9:05 pmSJC-BUF
11h 30m1 stop
Southwest Logo
6:15 am - 11:30 amBUF-SJC
8h 15m1 stop
$348Southwest
Find Deal
Wed, Dec 24 - Thu, Jan 1
American Airlines Logo
6:00 am - 4:26 pmSJC-BUF
7h 26m1 stop
American Airlines Logo
6:12 am - 1:39 pmBUF-SJC
10h 27m1 stop
$369American Airlines
Find Deal
Mon, Nov 10 - Sat, Nov 15
Frontier Logo
12:27 pm - 10:08 amSJC-BUF
18h 41m2 stops
Frontier Logo
9:04 pm - 11:32 amBUF-SJC
17h 28m2 stops
$386Frontier
Find Deal
Fri, Oct 31 - Thu, Nov 6
United Airlines Logo
12:30 pm - 10:46 pmSJC-BUF
7h 16m1 stop
United Airlines Logo
8:25 am - 1:40 pmBUF-SJC
8h 15m1 stop
$407United Airlines
Find Deal
Sat, Oct 11 - Sat, Oct 18
American Airlines Logo
7:17 pm - 12:04 pmSJC-BUF
13h 47m2 stops
American Airlines Logo
6:24 am - 6:47 pmBUF-SJC
15h 23m2 stops
$462American Airlines
Find Deal
Wed, Dec 24 - Thu, Jan 1

Frontier flights from San Jose to Buffalo

Our best Frontier deals on San Jose to Buffalo flight tickets
Frontier
Oct 2
SJC2:14 pmSan Jose
18h 08m
2 stops
BUF11:22 amBuffalo
Oct 5
BUF7:41 pmBuffalo
18h 49m
2 stops
SJC11:30 amSan Jose
$340
Find similar
Frontier
Oct 31
SJC12:27 pmSan Jose
18h 41m
2 stops
BUF10:08 amBuffalo
Nov 6
BUF9:04 pmBuffalo
17h 28m
2 stops
SJC11:32 amSan Jose
$386
Find similar

Southwest flights from San Jose to Buffalo

Our best Southwest deals on San Jose to Buffalo flight tickets
Southwest
Dec 24
SJC11:15 amSan Jose
8h 25m
2 stops
BUF10:40 pmBuffalo
Jan 1
BUF6:15 amBuffalo
8h 15m
1 stop
SJC11:30 amSan Jose
$348
Find similar
Southwest
Oct 31
SJC8:55 pmSan Jose
8h 10m
1 stop
BUF8:05 amBuffalo
Nov 6
BUF6:00 amBuffalo
7h 35m
1 stop
SJC10:35 amSan Jose
$382
Find similar
Southwest
Oct 31
SJC8:55 pmSan Jose
8h 10m
1 stop
BUF8:05 amBuffalo
Nov 6
BUF3:40 pmBuffalo
10h 10m
2 stops
SJC10:50 pmSan Jose
$387
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Jose 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 September 15, 2025.
Use the filters below to find and compare flights from San Jose to Buffalo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

Tue 3/3

6:30 am-11:07 pm

2 stops13h 37m

Buffalo

Wed 3/4

6:00 am-12:09 pm

1 stop9h 09m

$282

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

Tue 10/21

12:40 pm-11:39 pm

1 stop7h 59m

Buffalo

Wed 10/29

6:00 am-11:17 am

1 stop8h 17m

$307

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

Tue 3/3

10:10 am-11:07 pm

2 stops9h 57m

Buffalo

Wed 3/4

6:00 am-12:09 pm

1 stop9h 09m

$312

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

Mon 11/10

8:15 am-7:20 pm

1 stop8h 05m

Buffalo

Sat 11/15

6:20 am-5:40 pm

1 stop14h 20m

$334

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

Thu 10/2

2:14 pm-11:22 am

2 stops18h 08m

Buffalo

Sun 10/5

7:41 pm-11:30 am

2 stops18h 49m

$340

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

Wed 12/24

6:35 am-9:05 pm

1 stop11h 30m

Buffalo

Thu 1/1

6:15 am-11:30 am

1 stop8h 15m

$348

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

Mon 11/10

6:00 am-4:26 pm

1 stop7h 26m

Buffalo

Sat 11/15

6:12 am-1:39 pm

1 stop10h 27m

$369

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

Fri 10/31

12:27 pm-10:08 am

2 stops18h 41m

Buffalo

Thu 11/6

9:04 pm-11:32 am

2 stops17h 28m

$386

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

Sat 10/11

12:30 pm-10:46 pm

1 stop7h 16m

Buffalo

Sat 10/18

8:25 am-1:40 pm

1 stop8h 15m

$407

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

Wed 12/24

7:17 pm-12:04 pm

2 stops13h 47m

Buffalo

Thu 1/1

6:24 am-6:47 pm

2 stops15h 23m

$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 Jose 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 cheapest month to fly to Buffalo?

If you aren’t able to travel during the month of August, then book flights to Buffalo from San Jose during January instead. Flights to Buffalo in January, while not as cheap as those in August, still average around $382.

What is the cheapest day to depart on your flight to Buffalo?

Our data shows that Wednesday is the least expensive day to fly to Buffalo. Tickets to fly out on this day can be as low as $438. Flights from San Jose to Buffalo on a Friday will generally be more expensive and average around $845. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Buffalo?

In the evening is the cheapest time of day to fly from San Jose to Buffalo when you can find flight prices for as low as $564. Flying to Buffalo in the evening is an ideal time because this is during off-peak travel hours. At noon is when there is more demand to fly to Buffalo, so prices are often more expensive at around $606 per ticket.

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

As of September 2025, prices for San Jose to Buffalo flights are approximately 179% more expensive when compared to flights at the same time last year.

When to book flights from San Jose to Buffalo

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

Cheap San Jose to Buffalo (SJC to BUF) flight deals and tips

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

Direct flights

None
There are no direct flights from San Jose to Buffalo. There are no popular flight routes from San Jose to Buffalo.
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  • How far is San Jose to Buffalo by plane?

    A flight from San Jose to Buffalo will travel around 2277.9 mi. In terms of flight time, this usually takes a little over 6h 35m.

  • When did momondo last update prices for flights from San Jose Airport to Buffalo Airport?

    Prices for flights from San Jose Airport to Buffalo Airport are updated daily.

  • How many operators does momondo search for flights from San Jose Airport to Buffalo Airport?

  • How old do you have to be to fly from San Jose Airport to Buffalo Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Jose Airport to Buffalo Airport.

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

    The necessary travel and health documents for your Buffalo Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from San Jose to Buffalo

Compare and see reviews for airlines that fly from San Jose to Buffalo with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $276Free CancellationRating
7.9
7,956 reviews
Search Delta flights
United AirlinesPriceFrom $342Free CancellationRating
7.4
8,931 reviews
Search United Airlines flights
SouthwestPriceFrom $348Free CancellationRating
8.0
4,245 reviews
Search Southwest flights

  • Southwest Flights From San Jose to Buffalo

    Southwest flies from San Jose to Buffalo around 3 times per week, with 4,245 momondo users rating the airline 8.0/10. The cheapest Southwest deal from San Jose to Buffalo in the last 72 hours was $348 (round-trip), much lower than the average airfare cost of $444 for Southwest flights on this route.

Traveling to a place near Buffalo?

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

Why use momondo?

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

Finding the right flight to Buffalo from San Jose is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Buffalo quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Buffalo from San Jose with this policy.

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

Once all potential San Jose to Buffalo flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from San Jose to Buffalo now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Buffalo and let you know when they change.

An easier way to manage your Buffalo trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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