BUF - SFO

C$ 165 Find Cheap Flights from Buffalo to San Francisco – Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
C$ 429
Typical prices: C$ 401-C$ 668
Frontier
Sun 7/10Sun 14/10
BUF - SFO • 1 stop
Cheapest one-way flights
C$ 165
Typical prices: C$ 236-C$ 500
Frontier
Wed 26/9
BUF - SFO • 1 stop
Direct flights
There are currently no direct flights between Buffalo and San Francisco. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 26 weeks in advance save around 49% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 30% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg C$ 480 (round-trip)
Shortest trip • 7h 26m (one-way)
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Insights
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We hope you enjoy your trip to San Francisco!
Flight Deals
Booking Insights
Flight Deals

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

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Buffalo to San Francisco

Wed, 7 Oct - Wed, 14 Oct
Frontier Logo
1:40 p.m. - 8:08 p.m.BUF  Buffalo-SFO San Francisco
9h 28m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
9:11 a.m. - 5:52 p.m.SFO  San Francisco-BUF Buffalo
29h 41m2 stops Las Vegas Harry Reid Intl Orlando
C$ 429Frontier
Wed, 7 Oct - Wed, 14 Oct
American Airlines Logo
4:48 p.m. - 12:44 a.m.BUF  Buffalo-SFO San Francisco
10h 56m1 stop Dallas/Fort Worth
American Airlines Logo
6:00 a.m. - 7:09 p.m.SFO  San Francisco-BUF Buffalo
10h 09m1 stop Philadelphia
C$ 438American Airlines
Sat, 7 Nov - Tue, 10 Nov
Delta Logo
3:53 p.m. - 11:26 p.m.BUF  Buffalo-SFO San Francisco
10h 33m1 stop New York John F Kennedy Intl
Delta Logo
10:30 p.m. - 10:35 a.m.SFO  San Francisco-BUF Buffalo
9h 05m1 stop New York John F Kennedy Intl
C$ 438Delta
Tue, 27 Oct - Mon, 2 Nov
American Airlines Logo
7:13 a.m. - 2:50 p.m.BUF  Buffalo-SFO San Francisco
10h 37m1 stop Charlotte Douglas
American Airlines Logo
11:39 p.m. - 10:48 a.m.SFO  San Francisco-BUF Buffalo
8h 09m1 stop Chicago O'Hare Intl
C$ 438American Airlines
Sat, 17 Oct - Sat, 24 Oct
Southwest Logo
4:55 p.m. - 9:50 p.m.BUF  Buffalo-SFO San Francisco
7h 55m1 stop Chicago Midway
Southwest Logo
6:20 a.m. - 4:15 p.m.SFO  San Francisco-BUF Buffalo
6h 55m1 stop Denver Intl
C$ 440Southwest
Sat, 26 Sep - Sat, 5 Dec
Southwest Logo
6:45 a.m. - 10:45 a.m.BUF  Buffalo-SFO San Francisco
7h 00m1 stop Denver Intl
Southwest Logo
12:50 p.m. - 10:25 p.m.SFO  San Francisco-BUF Buffalo
6h 35m1 stop Denver Intl
C$ 440Southwest
Wed, 7 Oct - Sat, 7 Nov
Delta Logo
3:59 p.m. - 10:59 p.m.BUF  Buffalo-SFO San Francisco
10h 00m1 stop Atlanta Hartsfield-Jackson
Delta Logo
10:45 p.m. - 11:07 a.m.SFO  San Francisco-BUF Buffalo
9h 22m1 stop Detroit Metropolitan Wayne County
C$ 440Delta
Wed, 30 Sep - Mon, 5 Oct
Frontier Logo
1:40 p.m. - 8:08 p.m.BUF  Buffalo-SFO San Francisco
9h 28m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
2:28 p.m. - 5:49 p.m.SFO  San Francisco-BUF Buffalo
24h 21m2 stops Las Vegas Harry Reid Intl Orlando
C$ 629Frontier
Wed, 30 Sep - Mon, 5 Oct
JetBlue Logo
2:23 p.m. - 12:56 a.m.BUF  Buffalo-SFO San Francisco
13h 33m1 stop Boston Logan Intl
JetBlue Logo
9:37 p.m. - 7:33 p.m.SFO  San Francisco-BUF Buffalo
18h 56m1 stop Boston Logan Intl
C$ 820JetBlue
Tue, 29 Dec - Wed, 6 Jan
JetBlue Logo
10:50 a.m. - 11:24 p.m.BUF  Buffalo-SFO San Francisco
15h 34m1 stop Boston Logan Intl
JetBlue Logo
8:37 p.m. - 9:05 a.m.SFO  San Francisco-BUF Buffalo
9h 28m1 stop New York John F Kennedy Intl
C$ 1,129JetBlue
Booking Insights

Price, demand, and travel trends for Buffalo to San Francisco flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Buffalo to San Francisco with more confidence.

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

Round-trip flights from Buffalo to San Francisco start at C$ 429. Prices are typical for this route right now, with typical round-trip fares ranging from C$ 401 to C$ 668. The lowest price found in the past 5 days was C$ 429 on Frontier.

What's the cheapest day of the week to fly from Buffalo to San Francisco?

Thursday is the cheapest day of the week to fly from Buffalo to San Francisco and is 8% cheaper than the average day. Sunday is the most expensive day with flight prices 37% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • January is the cheapest month to fly from Buffalo to San Francisco at C$ 361 round-trip.
  • June (C$ 607) and November (C$ 582) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 67% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Buffalo to San Francisco the cheapest?

Flights from Buffalo to San Francisco are cheapest 26 weeks before departure. Booking in this window typically costs about 49% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Buffalo to San Francisco flights

Low season

March

Cheapest flight

C$ 165
Best time to beat the crowds (3% less expensive on average)
Most popular time to fly (1% more expensive on average)
Flights 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

Your Buffalo to San Francisco flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • 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.

  • Which airports can I use when flying from Buffalo to San Francisco?

    Flights from Buffalo to San Francisco usually depart from Buffalo (BUF) and arrive at San Francisco (SFO).

  • Which cabin classes can I book on flights from Buffalo to San Francisco?

    Only Economy Class is available on flights from Buffalo to San Francisco.

  • Which airports do connecting flights from Buffalo to San Francisco pass through?

    One-stop flights from Buffalo to San Francisco most commonly connect through:

    • Chicago O'Hare Intl (ORD) – 22% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) – 21% of one-stop connections
    • Detroit Metropolitan Wayne County (DTW) – 19% of one-stop connections
    • Boston Logan Intl (BOS) – 8% of one-stop connections

    Chicago O'Hare Intl (ORD) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Buffalo to San Francisco?

    Yes. Being flexible with your travel dates can save you up to 33% on the Buffalo to San Francisco route. Thursday is the cheapest departure day at C$ 476 round-trip on average, while Sunday is the most expensive at C$ 709, a difference of C$ 233. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • Which popular places can I visit in San Francisco?

    Some of the most popular sights in San Francisco are Fisherman's Wharf, Union Square, and Moscone Center. These are among the most viewed places in San Francisco on KAYAK.

  • How expensive are last-minute Buffalo to San Francisco flights?

    Last-minute fares on this route – booked within 2 weeks of departure – run 44% above the route average of C$ 516. Book 26 weeks before departure for the lowest fares.

  • How long does a flight from Buffalo to San Francisco take?

    A direct flight from Buffalo to San Francisco takes 0h 00m, covering 5,962 km.

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

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Buffalo to San Francisco changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about C$ 429 to C$ 3,197. That means the highest observed fare was about 7x higher than the lowest one.

  • How are flight prices from Buffalo to San Francisco looking right now?

    One-way fares from Buffalo to San Francisco are currently lower than usual. Average one-way flight prices are about C$ 270, which is 24% below the typical average for this route.

  • How much time can I save by choosing a different layover airport when travelling from Buffalo to San Francisco?

    Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time at 7h 26m, compared with 7h 29m via Detroit Metropolitan Wayne County (DTW) and 7h 54m via Chicago Midway (MDW).

  • What is the time difference between Buffalo and San Francisco?

    San Francisco is 3 hours behind Buffalo (Pacific Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at San Francisco Airport (SFO)?

    San Francisco Airport (SFO) hosts 5 major car rental companies, with daily rates starting from around C$ 21 for economy cars. Top options include:
    · Thrifty
    · Europcar
    · Dollar
    · Hertz
    · Fox

  • How much should I expect to pay for a Buffalo to San Francisco flight?

    Round-trip flights from Buffalo to San Francisco range from C$ 401 to C$ 668, with an average of C$ 516 over the past 12 months. Anything below C$ 401 counts as a good deal.

Your guide to booking Buffalo to San Francisco flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure instead of Sunday. On this route, Thursday flights average C$ 476 – about C$ 233 less than Sunday (33% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 26 weeks before you fly. On this route, that window historically saves about 49% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Buffalo to San Francisco trip for January. Fares historically average C$ 361 round-trip in that month – typically C$ 245 less than the most expensive month, which is June (based on the last 12 months).
  • 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.

More options for your flight from Buffalo to San Francisco

Complete your trip to San Francisco with a hotel stay or car rental