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Cheap flights from Buffalo to San Francisco from C$ 173

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 17/1. 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

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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.
United Airlines Logo
9:55 a.m. - 5:19 p.m.
BUF
-
SFO
10h 24m1 stop
United Airlines Logo
6:45 a.m. - 4:44 p.m.
SFO
-
BUF
6h 59m1 stop
C$ 344United Airlines
Tue, 20 Jan - Tue, 27 Jan
Delta Logo
5:43 p.m. - 11:25 p.m.
BUF
-
SFO
8h 42m1 stop
Delta Logo
5:45 a.m. - 4:59 p.m.
SFO
-
BUF
8h 14m1 stop
C$ 352Delta
Sat, 17 Jan - Wed, 21 Jan
Delta Logo
5:43 p.m. - 11:25 p.m.
BUF
-
SFO
8h 42m1 stop
Delta Logo
10:54 p.m. - 9:53 a.m.
SFO
-
BUF
7h 59m1 stop
C$ 354Delta
Sat, 17 Jan - Wed, 21 Jan
Delta Logo
12:25 p.m. - 6:38 p.m.
BUF
-
SFO
9h 13m1 stop
Delta Logo
10:54 p.m. - 9:53 a.m.
SFO
-
BUF
7h 59m1 stop
C$ 357Delta
Thu, 29 Jan - Wed, 4 Feb
JetBlue Logo
7:00 a.m. - 2:12 p.m.
BUF
-
SFO
10h 12m1 stop
JetBlue Logo
12:40 p.m. - 11:47 p.m.
SFO
-
BUF
8h 07m1 stop
C$ 361JetBlue
Wed, 14 Jan - Tue, 27 Jan
JetBlue Logo
3:25 p.m. - 10:59 p.m.
BUF
-
SFO
10h 34m1 stop
JetBlue Logo
8:37 p.m. - 9:02 a.m.
SFO
-
BUF
9h 25m1 stop
C$ 370JetBlue
Fri, 23 Jan - Tue, 27 Jan
Delta Logo
12:26 p.m. - 6:36 p.m.
BUF
-
SFO
9h 10m1 stop
Delta Logo
10:40 p.m. - 9:50 a.m.
SFO
-
BUF
8h 10m1 stop
C$ 379Delta
Thu, 5 Mar - Sun, 15 Mar
JetBlue Logo
7:00 a.m. - 2:07 p.m.
BUF
-
SFO
10h 07m1 stop
JetBlue Logo
8:00 a.m. - 8:18 p.m.
SFO
-
BUF
9h 18m1 stop
C$ 411JetBlue
Sat, 17 Jan - Wed, 21 Jan
Southwest Logo
8:00 p.m. - 12:20 a.m.
BUF
-
SFO
7h 20m1 stop
Southwest Logo
9:15 p.m. - 7:50 a.m.
SFO
-
BUF
7h 35m1 stop
C$ 413Southwest
Fri, 10 Apr - Mon, 13 Apr
Southwest Logo
6:55 p.m. - 11:35 p.m.
BUF
-
SFO
7h 40m1 stop
Southwest Logo
9:15 p.m. - 7:50 a.m.
SFO
-
BUF
7h 35m1 stop
C$ 416Southwest
Wed, 8 Apr - Sun, 12 Apr

United Airlines flights from Buffalo to San Francisco

Our best United Airlines deals on Buffalo to San Francisco flight tickets
United Airlines
20 Jan
BUF9:55 a.m.Buffalo
10h 24m
1 stop
SFO5:19 p.m.San Francisco
27 Jan
SFO6:45 a.m.San Francisco
6h 59m
1 stop
BUF4:44 p.m.Buffalo
C$ 344
Find similar
United Airlines
9 Apr
BUF7:45 p.m.Buffalo
8h 32m
1 stop
SFO1:17 a.m.San Francisco
12 Apr
SFO11:52 p.m.San Francisco
7h 20m
1 stop
BUF10:12 a.m.Buffalo
C$ 418
Find similar
United Airlines
5 Feb
BUF2:49 p.m.Buffalo
11h 08m
1 stop
SFO10:57 p.m.San Francisco
8 Feb
SFO1:30 a.m.San Francisco
9h 44m
1 stop
BUF2:14 p.m.Buffalo
C$ 479
Find similar

JetBlue flights from Buffalo to San Francisco

Our best JetBlue deals on Buffalo to San Francisco flight tickets
JetBlue
12 Jan
BUF3:25 p.m.Buffalo
10h 34m
1 stop
SFO10:59 p.m.San Francisco
14 Jan
SFO12:40 p.m.San Francisco
8h 07m
1 stop
BUF11:47 p.m.Buffalo
C$ 359
Find similar
JetBlue
14 Jan
BUF7:00 a.m.Buffalo
10h 12m
1 stop
SFO2:12 p.m.San Francisco
27 Jan
SFO12:40 p.m.San Francisco
8h 07m
1 stop
BUF11:47 p.m.Buffalo
C$ 361
Find similar
JetBlue
23 Jan
BUF3:25 p.m.Buffalo
10h 34m
1 stop
SFO10:59 p.m.San Francisco
27 Jan
SFO8:37 p.m.San Francisco
9h 25m
1 stop
BUF9:02 a.m.Buffalo
C$ 370
Find similar

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 23 December 2025.
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

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Tue 20/1

9:55 a.m.-5:19 p.m.

1 stop10h 24m

San Francisco

Tue 27/1

6:45 a.m.-4:44 p.m.

1 stop6h 59m

C$ 344

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Sat 17/1

5:43 p.m.-11:25 p.m.

1 stop8h 42m

San Francisco

Wed 21/1

5:45 a.m.-4:59 p.m.

1 stop8h 14m

C$ 352

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Sat 17/1

5:43 p.m.-11:25 p.m.

1 stop8h 42m

San Francisco

Wed 21/1

10:54 p.m.-9:53 a.m.

1 stop7h 59m

C$ 354

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Thu 29/1

12:25 p.m.-6:38 p.m.

1 stop9h 13m

San Francisco

Wed 4/2

10:54 p.m.-9:53 a.m.

1 stop7h 59m

C$ 357

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Wed 14/1

7:00 a.m.-2:12 p.m.

1 stop10h 12m

San Francisco

Tue 27/1

12:40 p.m.-11:47 p.m.

1 stop8h 07m

C$ 361

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Fri 23/1

3:25 p.m.-10:59 p.m.

1 stop10h 34m

San Francisco

Tue 27/1

8:37 p.m.-9:02 a.m.

1 stop9h 25m

C$ 370

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Thu 5/3

12:26 p.m.-6:36 p.m.

1 stop9h 10m

San Francisco

Sun 15/3

10:40 p.m.-9:50 a.m.

1 stop8h 10m

C$ 379

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Sat 17/1

7:00 a.m.-2:07 p.m.

1 stop10h 07m

San Francisco

Wed 21/1

8:00 a.m.-8:18 p.m.

1 stop9h 18m

C$ 411

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Fri 10/4

8:00 p.m.-12:20 a.m.

1 stop7h 20m

San Francisco

Mon 13/4

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

1 stop7h 35m

C$ 413

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Wed 8/4

6:55 p.m.-11:35 p.m.

1 stop7h 40m

San Francisco

Sun 12/4

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

1 stop7h 35m

C$ 416

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 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$ 359, 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$ 398.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from Buffalo to San Francisco is on a Wednesday. Travellers who choose to depart for San Francisco on a Wednesday will often find tickets for as low as C$ 445. On the other hand, Sunday is the most expensive day to depart from Buffalo because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 668.

What is the cheapest time of day to depart on your flight to San Francisco?

Flying to San Francisco from Buffalo in the evening is the least expensive time of day to depart. momondo users have found prices as low as C$ 472 when looking at flights departing in the evening. In contrast, the most expensive time of day to depart to San Francisco is at noon when prices are around C$ 567.

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$ 482 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$ 399 on momondo.

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

As of December 2025, prices for Buffalo to San Francisco flights are approximately 15% 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

8h 42m

Direct flights

None
The fastest flight from Buffalo to San Francisco takes 8h 42m
There are no direct flights from Buffalo to San Francisco. There are no popular flight routes from Buffalo to San Francisco.
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  • How far is Buffalo to San Francisco by plane?

    The distance between Buffalo and San Francisco is about 3688.7 km. By plane, this route typically takes 8h 42m.

  • 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$ 183Free CancellationRating
5.8
3,073 reviews
Search Frontier flights
DeltaPriceFrom C$ 190Free CancellationRating
7.9
8,013 reviews
Search Delta flights
United AirlinesPriceFrom C$ 244Free CancellationRating
7.4
9,111 reviews
Search United Airlines flights
SouthwestPriceFrom C$ 255Free CancellationRating
8.0
4,255 reviews
Search Southwest flights
American AirlinesPriceFrom C$ 262Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights

Travelling to a place near San Francisco?

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

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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