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Cheap flights from Buffalo to San Jose from $129

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 Jose departing on 5/12. 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 Jose

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
1:10 pm - 8:30 pm
BUF
-
SJC
10h 20m
1 stop
Southwest Logo
9:45 pm - 7:50 am
SJC
-
BUF
7h 05m
1 stop
$283Southwest
Tue, May 12 - Mon, May 18
Delta Logo
9:45 am - 9:40 pm
BUF
-
SJC
14h 55m
2 stops
Delta Logo
10:00 pm - 11:13 am
SJC
-
BUF
10h 13m
1 stop
$288Delta
Tue, May 12 - Mon, May 18
Delta Logo
12:50 pm - 10:01 pm
BUF
-
SJC
12h 11m
2 stops
Delta Logo
8:20 pm - 11:39 am
SJC
-
BUF
12h 19m
2 stops
$293Delta
Wed, Apr 15 - Wed, Apr 22
Southwest Logo
4:05 pm - 11:25 pm
BUF
-
SJC
10h 20m
1 stop
Southwest Logo
7:40 pm - 8:00 am
SJC
-
BUF
9h 20m
2 stops
$294Southwest
Thu, Jun 4 - Tue, Jun 9
Delta Logo
4:55 pm - 11:00 pm
BUF
-
SJC
9h 05m
1 stop
Delta Logo
10:00 pm - 11:13 am
SJC
-
BUF
10h 13m
1 stop
$309Delta
Tue, May 12 - Mon, May 18
Delta Logo
12:50 pm - 10:01 pm
BUF
-
SJC
12h 11m
2 stops
Delta Logo
11:00 pm - 11:01 am
SJC
-
BUF
9h 01m
1 stop
$314Delta
Wed, Apr 15 - Wed, Apr 22
Delta Logo
6:15 am - 3:32 pm
BUF
-
SJC
12h 17m
2 stops
Delta Logo
11:41 am - 11:59 pm
SJC
-
BUF
9h 18m
2 stops
$319Delta
Tue, May 12 - Mon, May 18
Southwest Logo
4:00 pm - 8:30 pm
BUF
-
SJC
7h 30m
1 stop
Southwest Logo
10:55 pm - 10:15 am
SJC
-
BUF
8h 20m
1 stop
$327Southwest
Tue, May 5 - Wed, May 13
Southwest Logo
4:00 pm - 11:00 pm
BUF
-
SJC
10h 00m
2 stops
Southwest Logo
10:55 pm - 10:15 am
SJC
-
BUF
8h 20m
1 stop
$332Southwest
Tue, May 5 - Wed, May 13
Southwest Logo
3:10 pm - 10:00 pm
BUF
-
SJC
9h 50m
2 stops
Southwest Logo
7:00 pm - 7:50 am
SJC
-
BUF
9h 50m
2 stops
$337Southwest
Tue, May 5 - Wed, May 13

Delta flights from Buffalo to San Jose, California

Our best Delta deals on Buffalo to San Jose, California flight tickets
Delta
May 12
BUF9:45 amBuffalo
14h 55m
2 stops
SJC9:40 pmSan Jose
May 18
SJC10:00 pmSan Jose
10h 13m
1 stop
BUF11:13 amBuffalo
$288
Delta
Apr 15
BUF12:50 pmBuffalo
12h 11m
2 stops
SJC10:01 pmSan Jose
Apr 22
SJC8:20 pmSan Jose
12h 19m
2 stops
BUF11:39 amBuffalo
$293
Delta
May 12
BUF4:55 pmBuffalo
9h 05m
1 stop
SJC11:00 pmSan Jose
May 18
SJC10:00 pmSan Jose
10h 13m
1 stop
BUF11:13 amBuffalo
$309

United Airlines flights from Buffalo to San Jose, California

Our best United Airlines deals on Buffalo to San Jose, California flight tickets
United Airlines
Apr 28
BUF6:02 pmBuffalo
7h 39m
1 stop
SJC10:41 pmSan Jose
Apr 29
SJC6:30 amSan Jose
7h 46m
1 stop
BUF5:16 pmBuffalo
$367
United Airlines
Apr 28
BUF6:02 pmBuffalo
7h 39m
1 stop
SJC10:41 pmSan Jose
Apr 29
SJC6:30 amSan Jose
14h 03m
2 stops
BUF11:33 pmBuffalo
$372
United Airlines
Apr 28
BUF6:02 pmBuffalo
7h 39m
1 stop
SJC10:41 pmSan Jose
Apr 29
SJC6:30 amSan Jose
14h 03m
2 stops
BUF11:33 pmBuffalo
$421

momondo Fare Finder

 
Customize your flight search to find flights from Buffalo to San Jose, California 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 March 29, 2026.
Use the filters below to find and compare flights from Buffalo to San Jose, California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 5/12

1:10 pm-8:30 pm

1 stop10h 20m

San Jose

Mon 5/18

9:45 pm-7:50 am

1 stop7h 05m

$283

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 5/12

9:45 am-9:40 pm

2 stops14h 55m

San Jose

Mon 5/18

10:00 pm-11:13 am

1 stop10h 13m

$288

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Wed 4/15

12:50 pm-10:01 pm

2 stops12h 11m

San Jose

Wed 4/22

8:20 pm-11:39 am

2 stops12h 19m

$293

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Thu 6/4

4:05 pm-11:25 pm

1 stop10h 20m

San Jose

Tue 6/9

7:40 pm-8:00 am

2 stops9h 20m

$294

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 5/12

4:55 pm-11:00 pm

1 stop9h 05m

San Jose

Mon 5/18

10:00 pm-11:13 am

1 stop10h 13m

$309

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Wed 4/15

12:50 pm-10:01 pm

2 stops12h 11m

San Jose

Wed 4/22

11:00 pm-11:01 am

1 stop9h 01m

$314

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 5/12

6:15 am-3:32 pm

2 stops12h 17m

San Jose

Mon 5/18

11:41 am-11:59 pm

2 stops9h 18m

$319
Quickest round-trip

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 5/5

4:00 pm-8:30 pm

1 stop7h 30m

San Jose

Wed 5/13

10:55 pm-10:15 am

1 stop8h 20m

$327

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 5/5

4:00 pm-11:00 pm

2 stops10h 00m

San Jose

Wed 5/13

10:55 pm-10:15 am

1 stop8h 20m

$332

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 5/5

3:10 pm-10:00 pm

2 stops9h 50m

San Jose

Wed 5/13

7:00 pm-7:50 am

2 stops9h 50m

$337

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 Jose from

How to get the cheapest flight ticket from Buffalo to San Jose, California

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 Jose, California?

What is the cheapest month to fly to San Jose, California?

The month of January is, on average, the cheapest month to fly to San Jose, California from Buffalo, with most prices found around $393. If you are unable to visit San Jose, California during the month of January, then departing from Buffalo during the month September is also very affordable. Most momondo users find prices during this month for around $396.

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

As of March 2026, prices for Buffalo to San Jose, California flights are approximately 111% more expensive when compared to flights at the same time last year.

When to book flights from Buffalo to San Jose, California

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

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

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

Fastest flight time

7h 08m

Direct flights

None
The fastest flight from Buffalo to San Jose, California takes 7h 08m
There are no direct flights from Buffalo to San Jose, California. There are no popular flight routes from Buffalo to San Jose, California.
Search flight deals

  • How far is Buffalo to San Jose by plane?

    A flight from Buffalo to San Jose will travel around 2277.9 mi. 7h 08m is a normal flight duration for this route.

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

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

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

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

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

    The required travel and health documents for your San Jose 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 Jose 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 Jose, California?

Best airlines flying from Buffalo to San Jose, California

Compare and see reviews for airlines that fly from Buffalo to San Jose, California with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $212Free CancellationRating
7.9
8,357 reviews
Search Delta flights
SouthwestPriceFrom $361Free CancellationRating
8.0
4,333 reviews
Search Southwest flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Buffalo to San Jose. momondo saves you time and could save you money on your trip.

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

Yes. All flights to San Jose from Buffalo on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Buffalo to San Jose 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 Buffalo to San Jose right now. Can momondo alert me if prices change?

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

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