BUF - SFO

$158 Find Cheap Flights from Buffalo to San Francisco - Compare and Save

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight from Buffalo to San Francisco departing on 10/28. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$158
Typical prices: $308-$548
Frontier
Wed 10/28Mon 11/2
BUF - SFO • 1 stop
Cheapest one-way
$160
Typical prices: $144-$296
Frontier
Mon 9/21
BUF - SFO • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Buffalo and San Francisco. You'll need at least 1 connection.
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Top layover airports
Cheapest • Avg $319 (round-trip)
Shortest trip • 7h 34m (one-way)
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When to book
in advance
Our data shows that travelers who book at least 3 weeks in advance save around 22% compared to booking last minute.
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When to travel
Cheapest • 29% price drop
Most popular
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Flight Deals

Cheap Flights from Buffalo to San Francisco (BUF-SFO)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Buffalo to San Francisco that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Buffalo to San Francisco

Wed, Oct 28 - Mon, Nov 2
Frontier Logo
1:13 pm - 7:47 pmBUF  Buffalo-SFO San Francisco
9h 34m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
10:48 pm - 12:18 pmSFO  San Francisco-BUF Buffalo
10h 30m1 stop Atlanta Hartsfield-Jackson
$158Frontier
Fri, Sep 25 - Thu, Oct 1
Frontier Logo
1:40 pm - 7:48 pmBUF  Buffalo-SFO San Francisco
9h 08m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
10:05 pm - 12:55 pmSFO  San Francisco-BUF Buffalo
11h 50m1 stop Atlanta Hartsfield-Jackson
$162Frontier
Wed, Oct 21 - Wed, Oct 28
Southwest Logo
8:00 am - 2:35 pmBUF  Buffalo-SFO San Francisco
9h 35m1 stop Baltimore/Washington
Southwest Logo
11:40 pm - 10:25 amSFO  San Francisco-BUF Buffalo
7h 45m1 stop Chicago Midway
$212Southwest
Wed, Oct 28 - Wed, Oct 28
Southwest Logo
9:45 am - 2:35 pmBUF  Buffalo-SFO San Francisco
7h 50m1 stop Baltimore/Washington
Southwest Logo
11:40 pm - 10:25 amSFO  San Francisco-BUF Buffalo
7h 45m1 stop Chicago Midway
$212Southwest
Tue, Oct 20 - Sat, Oct 24
American Airlines Logo
4:24 pm - 10:09 pmBUF  Buffalo-SFO San Francisco
8h 45m1 stop Charlotte Douglas
American Airlines Logo
7:50 am - 7:09 pmSFO  San Francisco-BUF Buffalo
8h 19m1 stop Philadelphia
$213American Airlines
Tue, Sep 22 - Tue, Sep 29
American Airlines Logo
2:51 pm - 8:54 pmBUF  Buffalo-SFO San Francisco
9h 03m1 stop Philadelphia
American Airlines Logo
9:29 pm - 10:18 amSFO  San Francisco-BUF Buffalo
9h 49m1 stop Philadelphia
$213American Airlines
Tue, Nov 17 - Thu, Dec 3
Delta Logo
6:00 am - 12:39 pmBUF  Buffalo-SFO San Francisco
9h 39m1 stop Atlanta Hartsfield-Jackson
Delta Logo
9:55 pm - 11:23 amSFO  San Francisco-BUF Buffalo
10h 28m1 stop Atlanta Hartsfield-Jackson
$257Delta
Mon, Nov 16 - Tue, Dec 1
Delta Logo
3:55 pm - 10:46 pmBUF  Buffalo-SFO San Francisco
9h 51m1 stop Detroit Metropolitan Wayne County
Delta Logo
10:59 pm - 11:23 amSFO  San Francisco-BUF Buffalo
9h 24m1 stop Atlanta Hartsfield-Jackson
$257Delta
Wed, Sep 9 - Wed, Sep 16
United Airlines Logo
1:56 pm - 7:22 pmBUF  Buffalo-SFO San Francisco
8h 26m1 stop Chicago O'Hare Intl
United Airlines Logo
10:35 pm - 9:28 amSFO  San Francisco-BUF Buffalo
7h 53m1 stop Chicago O'Hare Intl
$257United Airlines
Thu, Oct 15 - Sat, Oct 24
United Airlines Logo
7:59 pm - 12:59 amBUF  Buffalo-SFO San Francisco
8h 00m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
10:42 pm - 9:21 amSFO  San Francisco-BUF Buffalo
7h 39m1 stop Chicago O'Hare Intl
$257United Airlines
Booking Insights

KAYAK's insights & trends for Buffalo to San Francisco flights

Get data-powered insights and trends into flights from Buffalo to San Francisco to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Buffalo to San Francisco?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Buffalo to San Francisco departing in October.

Flight prices are below average for this route right now.

Flights to San Francisco from Buffalo usually cost between $312 and $556 in October.
The lowest price found in the past 5 days was $158 on Frontier (Oct 28-Nov 2).

What is the cheapest month to fly from Buffalo to San Francisco?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Buffalo to San Francisco, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Buffalo to San Francisco is January, where tickets cost $262 (return) on average. On the other hand, the most expensive months are June and December, where the average cost of round-trip tickets is $474 and $409 respectively.

How far in advance should I book a flight from Buffalo to San Francisco?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Buffalo to San Francisco, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Buffalo to San Francisco, you should book around 3 weeks before departure, which saves you about 22% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 23 weeks before departure.

Good to know

Low season

April

Cheapest flight

$158
Best time to beat the crowds with an average 3% drop in price.
Most popular time to fly with an average 4% increase in price.
Flight from Buffalo to San Francisco

When to book flights from Buffalo to San Francisco

Are your dates flexible? Find out the best times to travel from Buffalo to San Francisco based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Buffalo to San Francisco

  • Does BUF have a pet relief area?

    BUF has a pet relief area on the lower level of the main terminal next to the terminal exit. It should be noted that pets are only permitted inside the airport's grounds if they are contained in approved animal crates.

  • Where is the USO military lounge located in SFO?

    The USO military lounge is located on the mezzanine level of Terminal 1. It features comfortable seats, clean restrooms, a snack bar, and complimentary magazines. The lounge is only open to serving members of the US military and their families. It is accessible via the elevators behind the Delta Airlines ticket counter.

  • How can I get assisted travel services on my flight from BUF to SFO?

    All the airlines that offer flights from BUF to SFO offer disabled travelers assisted travel services. If you’re one such traveler, you can get the assisted travel services you require if you inform the airline you intend to travel with in advance. Ideally, you should inform the airline when booking your flight ticket or at least 24 hours prior to your flight.

  • Can I breastfeed at SFO?

    Traveling mothers who wish to breastfeed or tend to their babies at SFO can do so with ease, given that this airport features numerous private and comfortable nursing rooms. These nursing rooms can be found in all terminals near the family restrooms. Mothers are urged to look for the nursery and family restroom signs and use the black courtesy phones next to the entrance to request access.

  • What is the cheapest flight from Buffalo to San Francisco?

    In the last 5 days, the lowest price for a flight from Buffalo to San Francisco was $160 for a one-way ticket and $158 for a round-trip.

  • Do I need a passport to fly between Buffalo and San Francisco?

    No, a passport isn't needed to fly from Buffalo to San Francisco. However, local authorities might ask for an official ID.

  • Which aircraft models fly most regularly from Buffalo to San Francisco?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Buffalo to San Francisco?

    Star Alliance, SkyTeam, and oneworld are the airline alliances operating flights between Buffalo and San Francisco, with Star Alliance being the most commonly used for this route.

  • Which is the best airline for flights from Buffalo to San Francisco, Southwest or Delta?

    The two airlines most popular with KAYAK users for flights from Buffalo to San Francisco are Southwest and Delta. With an average price for the route of $459 and an overall rating of 8.0, Southwest is the most popular choice. Delta is also a great choice for the route, with an average price of $384 and an overall rating of 7.8.

  • How does KAYAK find such low prices on flights from Buffalo to San Francisco?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Buffalo to San Francisco.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Buffalo to San Francisco?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Buffalo is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Buffalo to San Francisco?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Francisco with an airline and back to Buffalo with another airline. Booking your flights between Buffalo and SFO can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Buffalo to San Francisco?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Francisco from Buffalo up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from Buffalo to San Francisco

  • Buffalo Niagara International Airport (BUF) is the primary airport serving Buffalo. It is located in Cheektowaga, 11 miles east of downtown Buffalo. San Francisco International Airport (SFO) is the primary aviation gateway into San Francisco. It is located in San Mateo, 13 miles south of downtown San Francisco. It serves as a hub for United Airlines, Alaska Airlines, and SkyWest Airlines.
  • Take advantage of BUF's elite Club Lounge if you need a quiet place to relax before your flight. The lounge is located in the main Terminal between Gate 6 and Gate 9 and can be accessed by paying an entrance fee at the door.
  • In case you are traveling with children, take them to the children's play area at BUF. The Fisher-Price branded children's play area is located in the main terminal directly across from Gate 19. It features modern children's play equipment, including toys and slides, and an adult seating area with power outlets.
  • Travelers Aid, a non-profit organization, has teamed up with SFO to help passengers who are in distress or stranded at the airport. Volunteers from the organization assist travelers in emergencies, such as finding emergency accommodation or transportation. They have offices in Terminal 1 opposite Door 6 and Terminal 3 opposite Yankee Pier Restaurant.
  • If you arrive at SFO feeling stressed or anxious, look for the Wag Brigade. The Wag Brigade is a group of trained therapy dogs that roam the airport comforting passengers. You are welcome to cuddle and pet these animals as they will reciprocate the affection.

Everything you need to know for your flight from Buffalo to San Francisco

Information on your arrival and departure airports