$192 Cheap Flights from Buffalo (BUF) to San Jose (SJC)

Buffalo (BUF) to San Jose (SJC) at a glance

Experience a range of options for flights from Buffalo (BUF) to San Jose (SJC) on this domestic long-haul journey. Choose between full-service airlines and budget carriers to discover the best buffalo to San Jose flights that align with your travel needs and budget. As you prepare to explore San Jose's iconic attractions and vibrant neighborhoods, you can find essential information about flights from Buffalo Niagara International Airport (BUF) to Norman Y. Mineta San Jose International Airport (SJC).

• Fastest flight duration: around 6h 30m in-flight, plus roughly 1h 30m layover with one stop
• Route distance: roughly 2,300 miles (3,700 km)
• Flights per week: around 9 departures on average
• Typical fares (one-way): economy tickets often range from $145–$495, depending on seasonality and how far ahead you book

Flights from Buffalo Niagara International Airport (BUF) to Norman Y. Mineta San Jose International Airport (SJC)

Based on the latest traveler bookings, here are the top airlines favored for flights from Buffalo to San Jose, especially for one-stop and multi-stop journeys. Common layover points include Denver International Airport (DEN) with a 1 hour and 30 minute layover, Midway International Airport (MDW) at about 1 hour and 45 minutes, and Hartsfield-Jackson Atlanta International Airport (ATL), also around 1 hour and 45 minutes. These options provide you with the flexibility to tailor your trip by balancing cost, total travel time, and cabin class for the best itinerary.

• Southwest Airlines: This budget-friendly airline provides one-stop travel options, with one-way ticket prices generally falling between $145 and $505. It holds a significant share of about 54% of departures along this route, featuring an in-flight duration of 6 hours and 30 minutes, and a total travel time of approximately 8 hours and 15 minutes, including layover.
• United: Known for its full-service offerings, United also presents one-stop services, with one-way fares ranging from $145 to $470. It represents around 20% of the departures on this route, maintaining a flight time of 6 hours and 30 minutes and a total journey time of roughly 8 hours and 15 minutes, factoring in the layover.
• Delta: As a full-service airline, Delta provides one-stop flight options with one-way fares typically between $145 and $510. It accounts for close to 16% of the departures for this route, with an in-air time of 6 hours and 30 minutes and an overall travel time of about 8 hours and 15 minutes, including layover time.
• American Airlines: This full-service carrier offers one-stop services, with one-way fares generally between $155 and $410. It contributes to roughly 9% of the departures on this route, featuring a flight duration of 6 hours and 30 minutes and a total travel time of around 8 hours and 15 minutes, including layover.

Best time to fly from Buffalo (BUF) to San Jose (SJC)

The most popular months for travelers flying from Buffalo to San Jose are June, July, and August, when peak temperatures in San Jose reach up to 70.7°F in August. If you prefer quieter travel, consider March, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 53.8°F. For better deals, May usually offers the lowest average one-way fare around $204. Flight availability peaks in July, with approximately 11 flights per week, making it easier to find convenient departure times.

• Cheapest time to fly: May usually offers good deals with average one-way fare around $204, roughly 26% cheaper than the yearly average.
• Another budget-friendly time to fly: July typically offers an average one-way fare of around $227.
• Most flight options: July has the highest number of flights from Buffalo to San Jose, with approximately 11 flights per week, giving you more flexibility in scheduling your trip.

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative routes from Buffalo (BUF) to San Jose (SJC)

• Rochester to San Jose (ROC-SJC): Greater Rochester International Airport (ROC) is located approximately 56 miles from Buffalo Niagara International Airport (BUF). One-way economy prices on this route generally vary from $145 to $515, influenced by the season and timing of your booking. Travelers can choose between one-stop and multi-stop flights, with common layover points at Hartsfield-Jackson Atlanta International Airport (ATL) and Harry Reid International Airport (LAS). Major airlines operating on this route include the budget-friendly Southwest Airlines and Delta. Additionally, first-class service is offered on this route.
• Buffalo to Oakland (BUF-OAK): Oakland International Airport (OAK) lies about 28 miles from Norman Y. Mineta San Jose International Airport (SJC). On this route, one-way economy fares typically range from $85 to $395, varying by season and booking time. This route usually features both one-stop and multi-stop flight options, with frequent layovers at Harry Reid International Airport (LAS) and Sky Harbor International Airport (PHX). Leading carriers for this journey include Southwest Airlines and Sun Country Airlines, both of which are low-cost options.

How to find the best prices for flights from Buffalo (BUF) to San Jose (SJC)

Getting some of the best deals on flights from Buffalo to San Jose is all about timing and flexibility. Here are some key tips to help you save:

1. Best times to book and fly: cheaper fares are usually available when booking 2-8 weeks in advance, which aligns with when most travelers make their reservations. Morning departures between 5 a.m. and 12 p.m. tend to be less expensive and are also the most popular flight times. Additionally, flying on Thursday generally offers lower prices, while Wednesday remains the most popular travel day.
2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Norman Y. Mineta San Jose International Airport from Buffalo Niagara International Airport

San Jose welcomes travelers from Buffalo with a range of transport options based on price, convenience, and proximity. Here's how to reach San Jose efficiently:

• Hotel transfer: Transfers offer a convenient way to reach your hotel in San Jose, with options including free hotel shuttles and private rides, which can be arranged in advance with your hotel.
• Car rental: Renting a car from Norman Y. Mineta San Jose International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Norman Y. Mineta San Jose International Airport on Expedia.
• Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
• Public transportation: From Norman Y. Mineta San Jose International Airport, you can find several transport options within a short drive. Karina Court Station, a metro station, is located about 0.7 miles from the airport, while San Jose College Park Station, a train station, is about 2.4 miles away by car. For bus travel, San Jose Diridon Station is situated around 3.5 miles from the airport, all easily accessible by car.

Buffalo to San Jose Flights

The cheapest times to fly from Buffalo to San Jose

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 Buffalo to San Jose are during the month of November. You can find some of the cheapest flights from Buffalo to San Jose with Expedia's search tool and vast selection of airlines.

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

Sunday is one of the best days to book for cheap flights from Buffalo to San Jose: 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 Buffalo to San Jose

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 Buffalo to San Jose in 2026. You can also book with separate airlines for your outbound and return journeys, from $192 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 Buffalo to San Jose 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 Buffalo to San Jose 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.