Route guide
Cheap Flights from San Francisco to Buffalo: Book Airline Tickets
- Distance
- about 2,300 mi
- Typical flight time
- 4 h 45 min – 5 h 45 min
- Airports
- 3 × 1
- Time difference
- 3 h ahead
This page covers the practical side of flying between San Francisco and Buffalo: which airports to compare, how long the trip takes, and when it is busy. It works for either direction. For a price on your dates, ask a specialist.
Quick answer: San Francisco to Buffalo is about 2,300 miles (3,700 km) and a typical flight takes 4 h 45 min to 5 h 45 min. Buffalo is 3 hours ahead of San Francisco. San Francisco has 3 airports to compare and Buffalo has 1.
Airport pairs to compare
The Bay Area has three major airports, and the best one depends on where you are staying. SFO is the main gateway, with Oakland and San Jose as alternatives. Buffalo's airport is the usual gateway for visitors to Niagara Falls.
| Pair | Departure airport | Arrival airport |
|---|---|---|
| SFO to BUF | San Francisco International | Buffalo Niagara International |
| OAK to BUF | Oakland International | Buffalo Niagara International |
| SJC to BUF | San Jose Mineta International | Buffalo Niagara International |
About the airports
- SFO · San Francisco International
The main airport, south of the city, with a BART connection. - OAK · Oakland International
A good alternative if you are staying in the East Bay or want a smaller airport. - SJC · San Jose Mineta International
A convenient choice for Silicon Valley and the South Bay. - BUF · Buffalo Niagara International
The main airport, northeast of downtown and the usual gateway to Niagara Falls.
Airlines with a major base at either end
- At San Francisco: United Airlines, Alaska Airlines
Airlines with a base at one end often connect through their hub. A specialist can compare nonstop and connecting options on your dates.
When to go and what to expect
San Francisco
Late summer and early fall tend to be the warmest and clearest months. Summer mornings are often foggy.
Buffalo
Summer is the most popular time, especially for visits to the falls. Winters are cold and snowy, and lake-effect storms can disrupt flights.
How long is San Francisco to Buffalo?
At about 2,300 miles, San Francisco to Buffalo is a long domestic-style flight of several hours. Meal options, seat choice and baggage rules matter more on a trip this long, so compare the full total rather than just the base fare.
Time zones and timing
Buffalo is 3 hours ahead of San Francisco, so you land at a local time 3 hours later than departure time plus flight time would suggest. Plan your arrival day around local time at the destination. Check the arrival date on any overnight itinerary, since it can differ from the departure date.
Getting between the airport and town
San Francisco: BART trains connect SFO and Oakland to the wider region, which avoids freeway traffic.
Buffalo: Rental cars, taxis and ride-hail are the most common ways into the city.
Planning ground transport too? See our car rental guide.
Good to know
- Check every airport pairing when you compare fares. Schedules and airline options can differ between them.
- Fog can cause delays at SFO, particularly in the morning. Check all three airports when you compare fares.
- Winter storms and summer thunderstorms are the usual causes of delays, so leave extra connection time in those seasons.
- Compare the total with bags included, not just the base fare. See baggage fees and taxes and fees.
Flying Buffalo to San Francisco?
This route guide works in both directions. For other trips, see all flights from San Francisco or all flights from Buffalo.
Frequently asked questions
How far is San Francisco from Buffalo?
The straight-line distance between the main airports is about 2,300 miles (3,700 km). Routes can be longer in practice because of air traffic and weather.
How long is a flight from San Francisco to Buffalo?
A typical scheduled flight takes roughly 4 h 45 min to 5 h 45 min in the air, depending on winds, the aircraft and the airports. Connecting itineraries take longer, and nonstop availability depends on the airline and dates.
Which airports can I use?
At San Francisco: SFO (San Francisco International), OAK (Oakland International), SJC (San Jose Mineta International). At Buffalo: BUF (Buffalo Niagara International). Ask for prices on more than one pairing.
Is there a time difference?
Buffalo is 3 hours ahead of San Francisco.
When is the best time to fly from San Francisco to Buffalo?
In San Francisco: Late summer and early fall tend to be the warmest and clearest months. Summer mornings are often foggy. In Buffalo: Summer is the most popular time, especially for visits to the falls. Winters are cold and snowy, and lake-effect storms can disrupt flights. Fares are usually highest in the busy periods described for each city, so flexible dates can help.
Which airlines should I compare for San Francisco to Buffalo?
Airlines with a major base at either end include United Airlines and Alaska Airlines. A specialist compares them with other carriers on your dates, since schedules and availability change.
Do you show fares on this page?
No. Fares change constantly, so we do not publish prices that might be out of date. A specialist checks live availability and confirms the full total, including taxes and bags, before you pay.
Route details updated October 18, 2026.