$154 Flights from Buffalo Niagara (BUF) to San Jose (SJCA)

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Flight deals from Buffalo Niagara to San Jose

Looking for a cheap last-minute deal or the best round-trip flight from Buffalo Niagara Airport to San Jose? If you want to travel next month, round-trip fares start from $369. Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Buffalo Niagara to San Jose from $154 one-way

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Buffalo Niagara to San Jose flights are currently cheapest in June.

Buffalo to San Jose: Flight information

The things to know before you go.
Cheapest flight found$154
Cheapest month to flyJune

Finding cheap flights from Buffalo Niagara to San Jose: Frequently asked questions

There are 7 airports in San Jose: San Jose International, San Jose Reid-Hillview, Oakland Metropolitan Oak, San Francisco International, Concord, Carmel Monterey Peninsula, and Sacramento Stockton.
The best price we found for a round-trip flight from Buffalo Niagara to San Jose is $364. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Buffalo Niagara to San Jose. But we found flights with one or more stops from $364.
There are no flights flying from Buffalo Niagara to San Jose, as of May 2026.
The cheapest month to fly from Buffalo Niagara to San Jose is usually July.
If you're flying from Buffalo Niagara Airport, the cheapest airport near San Jose is San Jose International – which is 2.9 miles away from the center of San Jose. We've found flights to this airport from $364.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Buffalo Niagara Airport to San Jose on Friday, July 10, 2026.
No airlines currently offer direct flights between Buffalo Niagara Airport and San Jose. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Jose but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to San Jose is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 59°F. August is typically the warmest month in San Jose, when it usually averages around 83°F. You can expect the least rain in July. The coldest month is January, with temperatures averaging 41°F. The rainiest month is February.
Currently, Frontier Airlines offers the cheapest flight tickets to San Jose.

Traveling from Buffalo Niagara International Airport (BUF) to San Jose: what you need to know

  • Buffalo Niagara International Airport is located in Buffalo. Based in the UTC-7 timezone, San Jose is three hours behind Buffalo.

  • Allow plenty of time to make your BUF to San Jose flight. As a rule of thumb, arrive at least two hours before international departures and an hour ahead for domestic flights.

  • During popular months such as August, it's a good idea to get to the airport earlier than usual. Arrive two hours before a domestic departure and four hours ahead of an international flight whenever you're flying during a peak period in general.

  • Located around 8 miles from the center of Buffalo, BUF can be reached in about 20 minutes by car. The journey on public transport will take roughly 1 hour 15 minutes.

  • Looking for a hotel near BUF? If you're boarding an early flight from Buffalo Niagara International Airport to San Jose, these accommodation options will get you from your pillow to the plane in no time:

  • 75.46% of flights that leave from Buffalo Niagara International Airport arrive at their destination on time.

  • You'll find BUF at Genesee Street.

How to find the cheapest flights from Buffalo Niagara International Airport (BUF) to San Jose

  • $154 is the lowest price we've found for a one-way Buffalo Niagara International Airport to San Jose flight. A round-trip ticket right now is $364. Depending on when and how early you book, these fares could change.

  • Don't leave things to the last minute. You're more likely to find cheap flights from BUF to San Jose if you book in advance. Airlines often offer some great early bird discounts.

  • Finding cheap tickets from Buffalo Niagara International Airport to San Jose is more likely if you can be flexible with your dates. Try using the 'Whole month' tool to get the best prices across every month and bag a sweet deal.

  • Save time searching for cheap flights from BUF to San Jose by creating a Price Alert. We'll send you an email or notification on the app when a lower fare pops up.

  • Select your ideal departure and arrival times, airlines and number of stops with our filters. Then, sort the results for your flight from Buffalo Niagara International Airport to San Jose by 'Best,' 'Cheapest' or 'Fastest.'

Airports in San Jose

Norman Y. Mineta San Jose International Airport (SJC)

  • Norman Y. Mineta San Jose International Airport (SJC) to the center of San Jose takes about 10 minutes to reach by car. The center is roughly 4 miles away.

  • Getting to the center by public transport takes about 45 minutes.

  • If you're coming in on a late flight from Buffalo Niagara International Airport to San Jose, few things beat the convenience of staying near the terminal. Grab your bags from the carousel and then be showered and resting soon after at one of these hotels near SJC:

  • Follow your own route with a Norman Y. Mineta San Jose International Airport rental car. Book your wheels from Europcar, Fox - Rent A Car or Dollar and discover more of San Jose and beyond.

  • Lock in the best possible rate by booking your vehicle from Norman Y. Mineta San Jose International Airport about one week ahead of your flight from BUF to San Jose.

  • SJC is located at 1701 Airport Boulevard, Suite B-1130.

Best time to go to San Jose

  • Travel to San Jose during peak season if you like a busy atmosphere, but remember that hotel prices may be higher. Alternatively, book your flights from Buffalo Niagara International Airport to San Jose during the off-season when prices are cheaper and it's not as busy.

  • Lock in a Buffalo Niagara International Airport to San Jose plane ticket with a departure in August if you're eager to explore the city during its warmest month. Expect temperatures to range from 52ºF to 90ºF.

  • January has average temperatures of between 37ºF and 64ºF. Look for a cheap ticket from BUF to San Jose around that time if you'd rather travel in cooler conditions.

More about San Jose

  • After booking your flight from Buffalo Niagara International Airport to San Jose, choose a hotel that puts you right where the action is. Make one of these options your base for exploring San Jose:

  • All great vacations should include a little sightseeing. Rosicrucian Egyptian Museum, Winchester Mystery House and San Jose Museum of Art are attractions you won't want to skip in San Jose.

Explore more of United States

  • San Jose is easy to fall in love with, but there are so many other corners of United States just waiting to be explored. Around 310 miles south-east of San Jose, a trip to Los Angeles will keep your itinerary packed. Start with popular sights like Griffith Observatory, The Broad and La Brea Tar Pits & Museum.

  • Around 120 miles east of San Jose, Fresno is another essential stop in United States. Get a taste of what this destination has to offer at Forestiere Underground Gardens, Fresno Chaffee Zoo and Shinzen Japanese Garden.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.