Trip.com
>
Flights
>
Flights to United States
>
Flights to New York State
>
Flights to Buffalo
Hotels in Buffalo
>
Flights from San Francisco to Buffalo

Find flight deals from San Francisco to Buffalo for the next 3 months. Book one way flights from $118 or round trip flights from $222.

      • SFO 10:35 PM
        8h 5m
        1 stop
        BUF 9:40 AM
        San Francisco - Buffalo | Mon, Aug 24 | Delta Air Lines
        BUF 6:00 AM
        8h 35m
        1 stop
        SFO 11:35 AM
        Buffalo - San Francisco | Tue, Sep 1 |
        $222 $337
        34% off
        34% off
        $337 $222
      • SFO 5:36 AM
        6h 38m
        1 stop
        BUF 3:14 PM
        San Francisco - Buffalo | Tue, Aug 25 | Delta Air Lines
        BUF 6:45 AM
        7h
        1 stop
        SFO 10:45 AM
        Buffalo - San Francisco | Sat, Aug 29 |
        $228 $337
        32% off
        32% off
        $337 $228
      • SFO 10:35 PM
        8h 54m
        1 stop
        BUF 10:29 AM
        San Francisco - Buffalo | Tue, Aug 25 | Frontier Airlines
        BUF 8:40 AM
        7h 15m
        1 stop
        SFO 12:55 PM
        Buffalo - San Francisco | Tue, Sep 1 |
        $229 $337
        32% off
        32% off
        $337 $229
      • SFO 10:35 PM
        8h 54m
        1 stop
        BUF 10:29 AM
        San Francisco - Buffalo | Fri, Sep 4 | Frontier Airlines
        BUF 5:15 PM
        7h 10m
        1 stop
        SFO 9:25 PM
        Buffalo - San Francisco | Sat, Sep 12 |
        $236
        30% off
        $337 $236
      • SFO 11:00 PM
        8h 29m
        1 stop
        BUF 10:29 AM
        San Francisco - Buffalo | Mon, Jul 27 | Frontier Airlines
        BUF 11:29 AM
        10h 49m
        1 stop
        SFO 7:18 PM
        Buffalo - San Francisco | Tue, Aug 4 | Frontier Airlines
        $241
        28% off
        $337 $241
      • SFO 11:00 PM
        9h 33m
        1 stop
        BUF 11:33 AM
        San Francisco - Buffalo | Fri, Jul 24 | Frontier Airlines
        BUF 11:29 AM
        10h 49m
        1 stop
        SFO 7:18 PM
        Buffalo - San Francisco | Thu, Jul 30 | Frontier Airlines
        $242
        28% off
        $337 $242
      • SFO 1:00 PM
        17h 25m
        1 stop
        BUF 2:00 PM
        San Francisco - Buffalo | Thu, Jul 16 | Normal Airline
        BUF 3:00 PM
        6h
        Nonstop
        SFO 4:00 PM
        Buffalo - San Francisco | Sat, Jul 18 | Normal Airline
        Find more flights
        Find more flights
      • SFO 10:35 PM
        8h 54m
        1 stop
        BUF 10:29 AM
        San Francisco - Buffalo | Wed, Aug 26 | Frontier Airlines
        $118 $171
        31% off
        31% off
        $171 $118
      • SFO 11:00 PM
        8h 29m
        1 stop
        BUF 10:29 AM
        San Francisco - Buffalo | Tue, Aug 4 | Frontier Airlines
        $121 $171
        28% off
        28% off
        $171 $121
      • SFO 10:35 PM
        8h 54m
        1 stop
        BUF 10:29 AM
        San Francisco - Buffalo | Fri, Aug 21 | Frontier Airlines
        $123 $171
        28% off
        28% off
        $171 $123
      • SFO 11:05 PM
        9h 28m
        1 stop
        BUF 11:33 AM
        San Francisco - Buffalo | Sat, Aug 8 | Frontier Airlines
        $123
        28% off
        $171 $123
      • SFO 11:05 PM
        8h 24m
        1 stop
        BUF 10:29 AM
        San Francisco - Buffalo | Sun, Aug 9 | Frontier Airlines
        $123
        28% off
        $171 $123
      • SFO 11:05 PM
        9h 28m
        1 stop
        BUF 11:33 AM
        San Francisco - Buffalo | Sat, Aug 15 | Frontier Airlines
        $123
        28% off
        $171 $123
      • SFO 11:05 PM
        8h 24m
        1 stop
        BUF 10:29 AM
        San Francisco - Buffalo | Tue, Aug 18 | Frontier Airlines
        $123
        28% off
        $171 $123
      • SFO 10:35 PM
        8h 54m
        1 stop
        BUF 10:29 AM
        San Francisco - Buffalo | Wed, Aug 19 | Frontier Airlines
        $123
        28% off
        $171 $123
      • SFO 10:35 PM
        8h 54m
        1 stop
        BUF 10:29 AM
        San Francisco - Buffalo | Thu, Aug 20 | Frontier Airlines
        $123
        28% off
        $171 $123
      • SFO 11:05 PM
        8h 24m
        1 stop
        BUF 10:29 AM
        San Francisco - Buffalo | Thu, Aug 6 | Frontier Airlines
        $123
        28% off
        $171 $123
      • SFO 1:00 PM
        17h 25m
        1 stop
        BUF 2:00 PM
        San Francisco - Buffalo | Thu, Jul 16 | Normal Airline
        Find more flights
        Find more flights

Find cheap airlines flights from San Francisco to Buffalo

You can choose from 4 airlines that fly from San Francisco to Buffalo, including Frontier Airlines, United Airlines, and Delta Air Lines. Frontier Airlines has lowest fares on this route.
Frontier Airlines logo Frontier Airlines
United Airlines logo United Airlines
Delta Air Lines logo Delta Air Lines
American Airlines logo American Airlines
Airlines are determined based on actual purchased flight tickets from San Francisco to Buffalo according to previous 12 months data from Trip.com.

Flight Info | San Francisco to Buffalo

The distance between San Francisco and Buffalo is approximately 3,708.28 km. Based on Trip.com's data travel demand peaks in January. The off-season for travel is September.

Cheapest one-way flight price$118
Cheapest round-trip ticket price$222
Off-season for travelSeptember
Peak season for travelJanuary
Flight distance3,708.28 km
Popular airlineFrontier Airlines
Flight statistics for the San Francisco–Buffalo route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com price insights on flights from San Francisco to Buffalo

Which month has the cheapest one-way flights from San Francisco to Buffalo?

The average price of one-way flights from San Francisco to Buffalo purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from San Francisco to Buffalo is February, with an average price of $143; while the month with the highest flight price is usually March, with an average price of up to $383.

$383
$263
$143
$23
    Cheapest
  • $227
    Jul
  • $322
    Aug
  • $243
    Sep
  • $166
    Oct
  • $200
    Nov
  • $345
    Dec
  • $229
    Jan
  • $143
    Feb
  • $383
    Mar
  • $161
    Apr
  • $260
    May
  • $313
    Jun

Frequently Asked Questions

  • What are the cheapest flights from San Francisco to Buffalo (SFO-BUF)?

    Based on Trip.com data, Frontier Airlines offers one-way fares as low as $118 on Cheapest nonstop routes (e.g. SFO to BUF on Wed, Aug 26), while Delta Air Lines offers Cheapest nonstop round-trips from $222 departing on Mon, Aug 24 and returning on Tue, Sep 1.
  • At the moment, several airlines serve connecting flights from San Francisco to Buffalo, including: Frontier Airlines United Airlines Delta Air Lines American Airlines Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from San Francisco to Buffalo is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from San Francisco to Buffalo, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Aug 26, with one-way flights priced at just $118.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Frontier Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Buffalo travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from San Francisco to Buffalo is September, when demand for travel is lower.
  • After crunching the numbers on our July flight calendar, it's currently cheapest to fly from San Francisco to Buffalo on July 27, 2026 with Frontier Airlines, with prices starting at $241.
  • You can land at any one of the following hubs in Buffalo, with San Francisco International Airport to Buffalo Niagara International Airport (SFO-BUF) is by far the most common option on this route: Buffalo Niagara International Airport (BUF).
  • The time difference between Buffalo and San Francisco is 3h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Explore More Popular Flights

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.