C$183 Cheap Flights from Buffalo Niagara (BUF) to San Jose (SJCA)

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      Travellers and cabin class, 1 Adult, Economy

      Compare Buffalo Niagara to San Jose flight deals

      Find the cheapest month or even day of the year to fly to San Jose

      Book the best San Jose fare with no extra fees

      Find the cheapest month to fly from Buffalo Niagara to San Jose

      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 October.

      Buffalo to San Jose: Flight information

      The things to know before you go.
      Cheapest flight foundC$183
      Cheapest month to flyOctober

      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 return flight from Buffalo Niagara to San Jose is C$515. 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 C$515.
      As of September 2026, there are no flights flying from Buffalo Niagara to San Jose.
      The cheapest month to fly from Buffalo Niagara to San Jose is usually October.
      If you're flying from Buffalo Niagara Airport, the cheapest airport near San Jose is San Jose International – which is 4.7 km away from the centre of San Jose. We've found flights into this airport from C$515.
      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 Saturday, October 17, 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 September, the average temperature is usually around 20°C. September is typically the warmest month in San Jose, when it usually averages around 26°C. You can expect the least rain in July. The coldest month is December, with temperatures averaging 7°C. The rainiest month is December.
      Currently, United offers the cheapest flight tickets to San Jose.

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

      • The timezone in San Jose is UTC-7. The city is 3 hours behind Buffalo, where Buffalo Niagara International Airport is located.

      • Leave enough time to get on your flight from BUF to San Jose. As a general rule, arrive at least two hours before international departures and an hour ahead for domestic flights.

      • Peak months like August or vacation times such as Christmas and New Year will mean bigger lines at check-in and security. If you're travelling then, play it safe and get to the terminal even earlier. Arriving two hours before domestic flights and up four hours ahead of an international flight is a wise idea.

      • After booking your flight tickets from Buffalo Niagara International Airport to San Jose, get your documents in order. A visa or passport isn't needed since you're travelling within United States. As long as you have another valid form of identification, like a driver's licence or an ID card, you're all set.

      • The journey from central Buffalo to BUF takes about 1 hour and 15 minutes by public transport. If you drive, ride-share or grab a cab, you'll cover the 18 kilometres in 21 minutes or so, depending on traffic conditions.

      • Catching an early flight from Buffalo Niagara International Airport to San Jose? Avoid the last-minute rush to the airport (and sneak in some extra precious sleep) by choosing one of these hotels near BUF:

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

      • C$183 is the best price for a one-way ticket from Buffalo Niagara International Airport to San Jose. A return flight starts from C$515. These fares may change based on demand.

      • Don't wait until the last moment. You're more likely to find cheap tickets from BUF to San Jose if you book in advance. Airlines often offer some great early bird rates.

      • Getting cheap tickets from Buffalo Niagara International Airport to San Jose is easy if you're flexible with your travel plans. Try using the 'Whole month' tool to show the best prices across each month and land a great deal.

      • Finding a cheap ticket from BUF to San Jose couldn't be easier with Price Alerts. All you need to do is set up one of these automatic alerts and we'll notify you as soon as the price has dropped.

      • Take advantage of the filters to find your ideal journey. To see the 'Cheapest,' 'Fastest' or 'Best' flights from Buffalo Niagara International Airport to San Jose, use the 'Sort by' function. You can also filter results by airline, departure and arrival times, and number of stops.

      Airports in San Jose

      Norman Y. Mineta San Jose International Airport (SJC)

      • Norman Y. Mineta San Jose International Airport (SJC) to central San Jose is roughly 6 kilometres. It takes about 12 minutes to reach the centre driving.

      • Getting there by public transport takes about 44 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 relaxing soon after at one of these accommodation options near SJC:

      Best time to go to San Jose

      • It's time to choose your trip dates for your flight from Buffalo Niagara International Airport to San Jose. August is the busiest month for a trip to San Jose. If you want a quieter vibe, go in May.

      • The warmest month in San Jose is August, with temperatures ranging between 11ºC and 32ºC. Lock in your flights from Buffalo Niagara International Airport to San Jose in this month if this is the type of weather you enjoy.

      • January sees average temperatures of between 3ºC and 18ºC. Look for cheap flights from BUF to San Jose around that time if you like cooler conditions.

      More about San Jose

      • Start your San Jose trip off on the right foot by choosing the ideal place to stay. As soon as you've booked your flight from Buffalo Niagara International Airport to San Jose, explore our selection of accommodation options including:

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

      Complete your San Jose trip with a car rental

      • Choose one of our car rentals in San Jose and see the sights on your own terms. Easily compare companies in one place to find the perfect set of wheels once you've locked in your hotel and cheap flights from Buffalo Niagara International Airport to San Jose.

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.