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Cheap flights from Buffalo to San Francisco from C$ 144

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 12/5. 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

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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 a.m. - 7:34 p.m.
BUF
-
SFO
10h 58m
1 stop
Frontier Logo
10:15 p.m. - 10:41 a.m.
SFO
-
BUF
9h 26m
1 stop
C$ 257Frontier
Tue, 5 May - Wed, 6 May
Frontier Logo
11:36 a.m. - 7:34 p.m.
BUF
-
SFO
10h 58m
1 stop
Frontier Logo
10:15 p.m. - 10:41 a.m.
SFO
-
BUF
9h 26m
1 stop
C$ 258Frontier
Tue, 5 May - Wed, 6 May
Southwest Logo
1:10 p.m. - 9:25 p.m.
BUF
-
SFO
11h 15m
1 stop
Southwest Logo
9:15 p.m. - 7:50 a.m.
SFO
-
BUF
7h 35m
1 stop
C$ 287Southwest
Wed, 22 Apr - Wed, 29 Apr
Frontier Logo
11:36 a.m. - 7:34 p.m.
BUF
-
SFO
10h 58m
1 stop
Frontier Logo
10:15 p.m. - 10:41 a.m.
SFO
-
BUF
9h 26m
1 stop
C$ 293Frontier
Tue, 5 May - Wed, 6 May
Southwest Logo
9:25 a.m. - 8:55 p.m.
BUF
-
SFO
14h 30m
1 stop
Southwest Logo
11:25 p.m. - 10:15 a.m.
SFO
-
BUF
7h 50m
1 stop
C$ 294Southwest
Wed, 15 Apr - Wed, 22 Apr
Southwest Logo
1:10 p.m. - 9:25 p.m.
BUF
-
SFO
11h 15m
1 stop
Southwest Logo
7:15 p.m. - 7:50 a.m.
SFO
-
BUF
9h 35m
2 stops
C$ 295Southwest
Wed, 22 Apr - Wed, 29 Apr
Southwest Logo
9:25 a.m. - 8:55 p.m.
BUF
-
SFO
14h 30m
1 stop
Southwest Logo
7:15 p.m. - 7:50 a.m.
SFO
-
BUF
9h 35m
2 stops
C$ 302Southwest
Wed, 15 Apr - Wed, 22 Apr
Southwest Logo
1:10 p.m. - 9:25 p.m.
BUF
-
SFO
11h 15m
1 stop
Southwest Logo
9:15 p.m. - 7:50 a.m.
SFO
-
BUF
7h 35m
1 stop
C$ 315Southwest
Tue, 12 May - Mon, 18 May
Southwest Logo
3:10 p.m. - 11:15 p.m.
BUF
-
SFO
11h 05m
2 stops
Southwest Logo
9:15 p.m. - 7:50 a.m.
SFO
-
BUF
7h 35m
1 stop
C$ 322Southwest
Tue, 12 May - Mon, 18 May
Frontier Logo
11:36 a.m. - 7:34 p.m.
BUF
-
SFO
10h 58m
1 stop
Frontier Logo
10:15 p.m. - 1:54 p.m.
SFO
-
BUF
12h 39m
1 stop
C$ 326Frontier
Tue, 12 May - Tue, 19 May

Southwest flights from Buffalo to San Francisco

Our best Southwest deals on Buffalo to San Francisco flight tickets
Southwest
22 Apr
BUF1:10 p.m.Buffalo
11h 15m
1 stop
SFO9:25 p.m.San Francisco
29 Apr
SFO9:15 p.m.San Francisco
7h 35m
1 stop
BUF7:50 a.m.Buffalo
C$ 287
Southwest
15 Apr
BUF9:25 a.m.Buffalo
14h 30m
1 stop
SFO8:55 p.m.San Francisco
22 Apr
SFO11:25 p.m.San Francisco
7h 50m
1 stop
BUF10:15 a.m.Buffalo
C$ 294
Southwest
22 Apr
BUF1:10 p.m.Buffalo
11h 15m
1 stop
SFO9:25 p.m.San Francisco
29 Apr
SFO7:15 p.m.San Francisco
9h 35m
2 stops
BUF7:50 a.m.Buffalo
C$ 295

Delta flights from Buffalo to San Francisco

Our best Delta deals on Buffalo to San Francisco flight tickets
Delta
16 Apr
BUF4:59 p.m.Buffalo
9h 56m
1 stop
SFO11:55 p.m.San Francisco
22 Apr
SFO10:55 p.m.San Francisco
9h 44m
1 stop
BUF11:39 a.m.Buffalo
C$ 356
Delta
19 Sep
BUF3:50 p.m.Buffalo
9h 44m
1 stop
SFO10:34 p.m.San Francisco
26 Sep
SFO6:15 a.m.San Francisco
9h 18m
1 stop
BUF6:33 p.m.Buffalo
C$ 448
Delta
14 Apr
BUF12:50 p.m.Buffalo
9h 13m
1 stop
SFO7:03 p.m.San Francisco
21 Apr
SFO10:55 p.m.San Francisco
9h 44m
1 stop
BUF11:39 a.m.Buffalo
C$ 469

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 96,600 searches. Data last updated 28 March 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 5/5

11:36 a.m.-7:34 p.m.

1 stop10h 58m

San Francisco

Wed 6/5

10:15 p.m.-10:41 a.m.

1 stop9h 26m

C$ 257

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Tue 5/5

11:36 a.m.-7:34 p.m.

1 stop10h 58m

San Francisco

Wed 6/5

10:15 p.m.-10:41 a.m.

1 stop9h 26m

C$ 258

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Wed 22/4

1:10 p.m.-9:25 p.m.

1 stop11h 15m

San Francisco

Wed 29/4

9:15 p.m.-7:50 a.m.

1 stop7h 35m

C$ 287

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Tue 5/5

11:36 a.m.-7:34 p.m.

1 stop10h 58m

San Francisco

Wed 6/5

10:15 p.m.-10:41 a.m.

1 stop9h 26m

C$ 293

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Wed 15/4

9:25 a.m.-8:55 p.m.

1 stop14h 30m

San Francisco

Wed 22/4

11:25 p.m.-10:15 a.m.

1 stop7h 50m

C$ 294

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Wed 22/4

1:10 p.m.-9:25 p.m.

1 stop11h 15m

San Francisco

Wed 29/4

7:15 p.m.-7:50 a.m.

2 stops9h 35m

C$ 295

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Wed 15/4

9:25 a.m.-8:55 p.m.

1 stop14h 30m

San Francisco

Wed 22/4

7:15 p.m.-7:50 a.m.

2 stops9h 35m

C$ 302

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Tue 12/5

1:10 p.m.-9:25 p.m.

1 stop11h 15m

San Francisco

Mon 18/5

9:15 p.m.-7:50 a.m.

1 stop7h 35m

C$ 315
Quickest round-trip

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Tue 12/5

3:10 p.m.-11:15 p.m.

2 stops11h 05m

San Francisco

Mon 18/5

9:15 p.m.-7:50 a.m.

1 stop7h 35m

C$ 322

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Tue 12/5

11:36 a.m.-7:34 p.m.

1 stop10h 58m

San Francisco

Tue 19/5

10:15 p.m.-1:54 p.m.

1 stop12h 39m

C$ 326

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?

The cheapest month to fly to San Francisco from Buffalo is in January. Flight prices, which tend to average around C$ 363, are often lower during this time because this is during the off-season. The month of August is another great option to travel to San Francisco, with average flight prices from Buffalo averaging around C$ 402.

How far in advance should I book a flight 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 C$ 468 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 C$ 388 on momondo.

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

As of March 2026, prices for Buffalo to San Francisco flights are approximately 1% more expensive 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 10m

Direct flights

Tue, Wed and Fri

Airports in San Francisco

1 airport
The fastest flight from Buffalo to San Francisco takes 7h 10m
Direct flights go from Buffalo to San Francisco on Tuesday, Wednesday and Friday. There are no airlines offering direct flights.
There is 1 airport in San Francisco. From Buffalo there are direct flights to San Francisco (SFO).
Search flight deals

  • How far is Buffalo to San Francisco by plane?

    The distance between Buffalo and San Francisco is about 3688.3 km. By plane, this route typically takes 7h 10m.

  • 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 were last updated today.

  • 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?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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 travel and health documents you'll need for your trip to San Francisco Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Francisco Airport. It is always advisable to seek advice from your airline or a trusted 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 C$ 155Free CancellationRating
5.7
3,013 reviews
Search Frontier flights
United AirlinesPriceFrom C$ 167Free CancellationRating
7.4
9,499 reviews
Search United Airlines flights
DeltaPriceFrom C$ 190Free CancellationRating
7.9
8,356 reviews
Search Delta flights
SouthwestPriceFrom C$ 226Free CancellationRating
8.0
4,333 reviews
Search Southwest flights
American AirlinesPriceFrom C$ 265Free CancellationRating
7.1
11,520 reviews
Search American Airlines flights

  • United Airlines Flights From Buffalo to San Francisco

    Across 1 United Airlines flight from Buffalo to San Francisco this week, the average price was C$ 569, with the best United Airlines deals starting from C$ 167 round-trip. 9,499 users have rated United Airlines on momondo, with an average score of 7.4/10.

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
San Mateo
Belmont
Santa Cruz
Palo Alto
San Bruno
Newark
Milpitas
Carmel-by-the-Sea
Turlock
Mountain View
Burlingame
Pacific Grove
Fremont
Mill Valley
Santa Clara
Cupertino
Pacifica
Woodland
South San Francisco
Los Banos

Why use momondo?

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

It is quick and easy to find Buffalo to San Francisco flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Francisco that suits you.

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

Yes. momondo allows you to filter the results for Buffalo to San Francisco flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Buffalo to San Francisco.

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

Price alerts on flights to San Francisco from Buffalo are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your San Francisco trip

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