$144 Cheap Flights from San Jose (SJC) to Buffalo (BUF)

View $144 flight on Tue, Sep 23, 2025Opens in a new window

Popular airlines from Norman Y. Mineta San Jose Intl. Airport (SJC) to Buffalo Niagara Intl. Airport (BUF)

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Cheap Flights from San Jose to Buffalo (SJC-BUF)

Prices were available within the past 7 days and start at $144 for one-way flights and $278 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Aug 7 - Wed, Aug 13
SJC
San Jose
BUF
Buffalo
$278 Roundtrip, found 4 days ago
$278
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Thu, Aug 7 from San Jose to Buffalo, returning Wed, Aug 13, priced at $278 found 4 days ago
United
Wed, Oct 15 - Tue, Oct 21
SJC
San Jose
BUF
Buffalo
$287 Roundtrip, found 1 day ago
$287
Roundtrip
found 1 day ago
Select United flight, departing Wed, Oct 15 from San Jose to Buffalo, returning Tue, Oct 21, priced at $287 found 1 day ago
Delta
Tue, Aug 26 - Sat, Aug 30
SJC
San Jose
BUF
Buffalo
$287 Roundtrip, found 2 hours ago
$287
Roundtrip
found 2 hours ago
Select Delta flight, departing Tue, Aug 26 from San Jose to Buffalo, returning Sat, Aug 30, priced at $287 found 2 hours ago
Frontier Airlines
Thu, Aug 21 - Sun, Aug 24
SJC
San Jose
BUF
Buffalo
$288 Roundtrip, found 22 hours ago
$288
Roundtrip
found 22 hours ago
Select Frontier Airlines flight, departing Thu, Aug 21 from San Jose to Buffalo, returning Sun, Aug 24, priced at $288 found 22 hours ago
American Airlines
Tue, Oct 7 - Tue, Oct 14
SJC
San Jose
BUF
Buffalo
$289 Roundtrip, found 1 day ago
$289
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Oct 7 from San Jose to Buffalo, returning Tue, Oct 14, priced at $289 found 1 day ago
American Airlines
Tue, Sep 23 - Tue, Sep 30
SJC
San Jose
BUF
Buffalo
$290 Roundtrip, found 2 days ago
$290
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Sep 23 from San Jose to Buffalo, returning Tue, Sep 30, priced at $290 found 2 days ago
Southwest Airlines
Wed, Sep 10 - Tue, Sep 16
SJC
San Jose
BUF
Buffalo
$292 Roundtrip, found 1 day ago
$292
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Wed, Sep 10 from San Jose to Buffalo, returning Tue, Sep 16, priced at $292 found 1 day ago
United
Tue, Sep 23 - Tue, Sep 30
SJC
San Jose
BUF
Buffalo
$295 Roundtrip, found 2 days ago
$295
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 23 from San Jose to Buffalo, returning Tue, Sep 30, priced at $295 found 2 days ago
Southwest Airlines
Wed, Oct 22 - Wed, Oct 29
SJC
San Jose
BUF
Buffalo
$297 Roundtrip, found 4 days ago
$297
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Wed, Oct 22 from San Jose to Buffalo, returning Wed, Oct 29, priced at $297 found 4 days ago
Delta
Tue, Oct 14 - Tue, Oct 28
SJC
San Jose
BUF
Buffalo
$297 Roundtrip, found 1 day ago
$297
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Oct 14 from San Jose to Buffalo, returning Tue, Oct 28, priced at $297 found 1 day ago

Find the cheapest month to fly from San Jose (SJC) to Buffalo (BUF)

August is typically the cheapest month to fly

From $272 - $759 per traveler.

Graph displaying average flight prices per month

Alternative airports near Buffalo

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Buffalo Niagara Intl. BUF. Cheapest and Closest option available. Average driving time to city center is 16 minutes. Flights from $402
BUF
Buffalo Niagara Intl.
CheapestClosest
Average driving time to city center16 min
Flights from $402
Flights from San Jose (SJC) to Buffalo (BUF)
Origin airport
Norman Y. Mineta San Jose Intl.
Destination airport
Buffalo Niagara Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Roundtrip price
$278
Distance
2287 mi

San Jose to Buffalo Flights

The cheapest times to fly from San Jose to Buffalo

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Jose to Buffalo are during the month of August. You can find some of the cheapest flights from San Jose to Buffalo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Jose to Buffalo

Sunday is one of the best days to book for cheap flights from San Jose to Buffalo: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Jose to Buffalo

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Jose to Buffalo in 2025. You can also book with separate airlines for your outbound and return journeys, from $144 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Jose to Buffalo flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Jose to Buffalo airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Norman Y. Mineta San Jose Intl. Airport (SJC) to Buffalo Niagara Intl. Airport (BUF) cost?
Discover the latest flight deals from SJC to BUF by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SJC to BUF?
The cheapest flights from SJC to BUF are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SJC to BUF?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from SJC to BUF. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Norman Y. Mineta San Jose Intl. Airport (SJC) to Buffalo Niagara Intl. Airport (BUF)?
Nonstop flights from Norman Y. Mineta San Jose Intl. Airport (SJC) to Buffalo Niagara Intl. Airport (BUF) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SJC to BUF?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Norman Y. Mineta San Jose Intl. Airport (SJC) to Buffalo Niagara Intl. Airport (BUF)?
Book a flight from Norman Y. Mineta San Jose Intl. Airport (SJC) to Buffalo Niagara Intl. Airport (BUF) that takes off before 3 PM to reduce the risk of cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Norman Y. Mineta San Jose Intl. Airport (SJC) to Buffalo Niagara Intl. Airport (BUF) last-minute?
Waiting until just before your trip to book a ticket from SJC to BUF generally means paying more. Although you may find some last-minute deals, they aren't always guaranteed. Be flexible with your travel plans for the best chance of scoring a bargain.
Is it cheaper to book a SJC to BUF flight and hotel package?
You can save money by securing a SJC to BUF flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. After choosing your preferred accommodations and flights, consider other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Norman Y. Mineta San Jose Intl. Airport (SJC) to Buffalo Niagara Intl. Airport (BUF)?
It's generally possible to cancel or reschedule your SJC to BUF flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

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San Jose nearby Airports

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$233.36

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$260.76
*Available to One Key members.