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Cheap flights from Buffalo to San Francisco from $158

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to San Francisco departing on 8/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Buffalo to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
11:36 am - 7:03 pm
BUF
-
SFO
10h 27m
1 stop
Frontier Logo
10:48 pm - 12:21 pm
SFO
-
BUF
10h 33m
1 stop
$240Frontier
Tue, Sep 1 - Mon, Sep 14
Frontier Logo
11:36 am - 7:03 pm
BUF
-
SFO
10h 27m
1 stop
Frontier Logo
10:35 pm - 10:29 am
SFO
-
BUF
8h 54m
1 stop
$241Frontier
Thu, Aug 20 - Thu, Aug 27
Frontier Logo
11:36 am - 7:03 pm
BUF
-
SFO
10h 27m
1 stop
Frontier Logo
10:48 pm - 12:21 pm
SFO
-
BUF
10h 33m
1 stop
$242Frontier
Wed, Sep 2 - Wed, Sep 9
Frontier Logo
11:36 am - 7:03 pm
BUF
-
SFO
10h 27m
1 stop
Frontier Logo
10:35 pm - 10:29 am
SFO
-
BUF
8h 54m
1 stop
$243Frontier
Sat, Aug 22 - Sun, Aug 23
Frontier Logo
11:36 am - 7:03 pm
BUF
-
SFO
10h 27m
1 stop
Frontier Logo
10:35 pm - 10:29 am
SFO
-
BUF
8h 54m
1 stop
$244Frontier
Fri, Aug 21 - Sat, Aug 29
Frontier Logo
11:36 am - 7:03 pm
BUF
-
SFO
10h 27m
1 stop
Frontier Logo
10:35 pm - 10:29 am
SFO
-
BUF
8h 54m
1 stop
$245Frontier
Sat, Aug 22 - Sun, Aug 23
Frontier Logo
11:36 am - 7:03 pm
BUF
-
SFO
10h 27m
1 stop
Frontier Logo
10:48 pm - 12:21 pm
SFO
-
BUF
10h 33m
1 stop
$246Frontier
Tue, Sep 1 - Fri, Sep 18
Frontier Logo
11:36 am - 7:03 pm
BUF
-
SFO
10h 27m
1 stop
Frontier Logo
10:48 pm - 12:21 pm
SFO
-
BUF
10h 33m
1 stop
$249Frontier
Thu, Sep 3 - Wed, Sep 16
Frontier Logo
11:36 am - 7:03 pm
BUF
-
SFO
10h 27m
1 stop
Frontier Logo
10:35 pm - 10:29 am
SFO
-
BUF
8h 54m
1 stop
$250Frontier
Fri, Aug 21 - Fri, Aug 28
Frontier Logo
11:36 am - 7:03 pm
BUF
-
SFO
10h 27m
1 stop
Frontier Logo
10:48 pm - 12:21 pm
SFO
-
BUF
10h 33m
1 stop
$259Frontier
Fri, Sep 4 - Wed, Sep 16

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JetBlue flights from Buffalo to San Francisco

Our best JetBlue deals on Buffalo to San Francisco flight tickets
JetBlue
Oct 28
BUF12:10 pmBuffalo
12h 29m
1 stop
SFO9:39 pmSan Francisco
Oct 30
SFO8:45 pmSan Francisco
8h 42m
1 stop
BUF8:27 amBuffalo
$269
JetBlue
Oct 31
BUF3:30 pmBuffalo
11h 28m
1 stop
SFO11:58 pmSan Francisco
Nov 4
SFO6:00 amSan Francisco
10h 01m
1 stop
BUF7:01 pmBuffalo
$279
JetBlue
Sep 17
BUF2:23 pmBuffalo
10h 17m
1 stop
SFO9:40 pmSan Francisco
Sep 29
SFO8:25 pmSan Francisco
8h 45m
1 stop
BUF8:10 amBuffalo
$318

United Airlines flights from Buffalo to San Francisco

Our best United Airlines deals on Buffalo to San Francisco flight tickets
United Airlines
Sep 1
BUF6:55 amBuffalo
9h 16m
1 stop
SFO1:11 pmSan Francisco
Sep 16
SFO11:30 pmSan Francisco
6h 58m
1 stop
BUF9:28 amBuffalo
$284
United Airlines
Aug 13
BUF6:12 amBuffalo
8h 00m
1 stop
SFO11:12 amSan Francisco
Aug 16
SFO10:35 pmSan Francisco
7h 53m
1 stop
BUF9:28 amBuffalo
$329

momondo Fare Finder

 
Customize your flight search to find flights from Buffalo to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 23, 2026.
Use the filters below to find and compare flights from Buffalo to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Tue 9/1

11:36 am-7:03 pm

1 stop10h 27m

San Francisco

Mon 9/14

10:48 pm-12:21 pm

1 stop10h 33m

$240
Quickest round-trip

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Thu 8/20

11:36 am-7:03 pm

1 stop10h 27m

San Francisco

Thu 8/27

10:35 pm-10:29 am

1 stop8h 54m

$241

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Wed 9/2

11:36 am-7:03 pm

1 stop10h 27m

San Francisco

Wed 9/9

10:48 pm-12:21 pm

1 stop10h 33m

$242

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Sat 8/22

11:36 am-7:03 pm

1 stop10h 27m

San Francisco

Sun 8/23

10:35 pm-10:29 am

1 stop8h 54m

$243

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Fri 8/21

11:36 am-7:03 pm

1 stop10h 27m

San Francisco

Sat 8/29

10:35 pm-10:29 am

1 stop8h 54m

$244

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Sat 8/22

11:36 am-7:03 pm

1 stop10h 27m

San Francisco

Sun 8/23

10:35 pm-10:29 am

1 stop8h 54m

$245

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Tue 9/1

11:36 am-7:03 pm

1 stop10h 27m

San Francisco

Fri 9/18

10:48 pm-12:21 pm

1 stop10h 33m

$246

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Thu 9/3

11:36 am-7:03 pm

1 stop10h 27m

San Francisco

Wed 9/16

10:48 pm-12:21 pm

1 stop10h 33m

$249

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Fri 8/21

11:36 am-7:03 pm

1 stop10h 27m

San Francisco

Fri 8/28

10:35 pm-10:29 am

1 stop8h 54m

$250

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Fri 9/4

11:36 am-7:03 pm

1 stop10h 27m

San Francisco

Wed 9/16

10:48 pm-12:21 pm

1 stop10h 33m

$259

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Francisco from

How to get the cheapest flight ticket from Buffalo to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Buffalo and San Francisco?

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $317.

What is the cheapest Buffalo to San Francisco flight route?

Fly from Buffalo to San Francisco for the best Buffalo - San Francisco flight prices

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

You are more likely to see cheaper flights to San Francisco from Buffalo when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $370 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Buffalo for as low as $325 on momondo.

What cabin class options are available on Buffalo to San Francisco flights?

There is only 1 cabin class available to choose from on Buffalo to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Buffalo to San Francisco flight prices changed over time?

As of July 2026, prices for Buffalo to San Francisco flights are approximately 12% cheaper when compared to flights at the same time last year.

When to book flights from Buffalo to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from Buffalo to San Francisco according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Buffalo to San Francisco (BUF to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to San Francisco

Fastest flight time

7h 17m

Direct flights

None
The fastest flight from Buffalo to San Francisco takes 7h 17m
There are no direct flights from Buffalo to San Francisco. There are no popular flight routes from Buffalo to San Francisco.
Search flight deals

Frequently asked questions about flying from Buffalo to San Francisco

  • How far is Buffalo to San Francisco by plane?

    San Francisco is 2291.8 mi away from Buffalo. Typically, this will take 7h 17m by plane in normal conditions.

  • When did momondo last update prices for flights from Buffalo Airport to San Francisco Airport?

    Prices for flights from Buffalo Airport to San Francisco Airport are updated daily.

  • How many operators does momondo search for flights from Buffalo Airport to San Francisco Airport?

  • How old do you have to be to fly from Buffalo Airport to San Francisco Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buffalo Airport to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The required travel and health documents for your San Francisco Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Francisco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Buffalo to San Francisco?

Best airlines flying from Buffalo to San Francisco

Compare and see reviews for airlines that fly from Buffalo to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $121Free CancellationRating
5.6
2,770 reviews
Search Frontier flights
DeltaPriceFrom $149Free CancellationRating
7.8
8,479 reviews
Search Delta flights
JetBluePriceFrom $243Free CancellationRating
7.1
3,019 reviews
Search JetBlue flights
United AirlinesPriceFrom $250Free CancellationRating
7.4
10,024 reviews
Search United Airlines flights
American AirlinesPriceFrom $250Free CancellationRating
7.1
11,831 reviews
Search American Airlines flights
SouthwestPriceFrom $263Free CancellationRating
8.0
4,240 reviews
Search Southwest flights

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
South San Francisco
Fremont
Hayward
Walnut Creek
Bodega Bay
Sonoma
Roseville
Santa Clara
Berkeley
Vallejo
Salinas
Sunnyvale
Burlingame
Daly City
Milpitas
Palo Alto
Big Sur

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to San Francisco?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Buffalo to San Francisco. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Buffalo to San Francisco with flexible booking policies on momondo?

Flights from Buffalo to San Francisco with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Buffalo to San Francisco?

Once you have performed a search for Buffalo to San Francisco flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Buffalo to San Francisco right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Francisco, momondo offers a useful price alert feature which will track prices for flights to San Francisco from Buffalo and alert you when they change.

An easier way to manage your San Francisco trip

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