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Cheap flights from Buffalo to San Francisco from C$ 219

BUF — SFO
18 Nov — 25 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Buffalo to San Francisco

Enter your travel dates to find the best prices.

Cheapest flights from Buffalo to San Francisco

Sun 6/127:20 a.m. -
1 stop9h 30m
Thu 10/126:00 a.m. -
1 stop7h 00m
Deal found 19/10C$ 358
Mon 14/122:40 p.m. -
1 stop7h 40m
Fri 15/15:30 a.m. -
1 stop7h 05m
Deal found 18/10C$ 401
Sun 6/127:20 a.m. -
1 stop9h 30m
Fri 11/126:00 a.m. -
1 stop7h 50m
Deal found 19/10C$ 417
Sat 7/113:48 p.m. -
1 stop11h 06m
Wed 11/1110:10 p.m. -
1 stop9h 57m
Deal found 14/10C$ 443
Tue 8/1212:06 p.m. -
1 stop9h 08m
Tue 15/126:00 a.m. -
1 stop8h 36m
Deal found 14/10C$ 450
Tue 10/1112:00 p.m. -
1 stop9h 11m
Wed 11/119:42 p.m. -
1 stop10h 24m
Deal found 14/10C$ 451
Sat 7/114:35 p.m. -
1 stop7h 45m
Wed 11/1111:35 p.m. -
2 stops11h 50m
Deal found 14/10C$ 457
Sat 19/121:40 p.m. -
1 stop11h 30m
Mon 28/129:25 p.m. -
1 stop7h 30m
Deal found 19/10C$ 461
Thu 10/1212:06 p.m. -
1 stop9h 08m
Sun 13/1211:59 p.m. -
1 stop8h 06m
Deal found 14/10C$ 464

Find flight deals from Buffalo to San Francisco

Round-trip from

C$ 358

One-way from

C$ 219

Popular in

June

Cheapest in

January

Average price

C$ 580
Southwest
  • Southwest
  • 6/12-10/12
  • 2 total stops
  • 16h 30m total
  • Buffalo to San Francisco
Search Deals
JetBlue
  • JetBlue
  • 7/11-31/12
  • 1 total stop
  • 9h 54m total
  • Buffalo to San Francisco
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2026
Search Deals

Cheapflights Fare Finder

 
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 Buffalo - SFO San Francisco

BUFSFO

Buffalo

Sun 22/11

4:55 p.m.-11:25 p.m.

1 stop9h 30m

San Francisco

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 219

BuffaloSan Francisco

BUF Buffalo - SFO San Francisco

BUFSFO

Buffalo

Wed 11/11

3:48 p.m.-11:54 p.m.

1 stop11h 06m

San Francisco

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 233

BuffaloSan Francisco

BUF Buffalo - SFO San Francisco

BUFSFO

Buffalo

Tue 19/1

5:40 p.m.-10:40 p.m.

1 stop8h 00m

San Francisco

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 240

BuffaloSan Francisco

BUF Buffalo - SFO San Francisco

BUFSFO

Buffalo

Sat 7/11

1:10 p.m.-9:20 p.m.

2 stops11h 10m

San Francisco

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 307

BuffaloSan Francisco

BUF Buffalo - SFO San Francisco

BUFSFO

Buffalo

Fri 20/11

3:55 p.m.-10:00 p.m.

1 stop9h 05m

San Francisco

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 310

BuffaloSan Francisco

BUF Buffalo - SFO San Francisco

BUFSFO

Buffalo

Mon 16/11

3:55 p.m.-11:55 p.m.

2 stops11h 00m

San Francisco

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 326

BuffaloSan Francisco

BUF Buffalo - SFO San Francisco

BUFSFO

Buffalo

Wed 4/11

6:30 a.m.-1:30 p.m.

1 stop10h 00m

San Francisco

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 330
Quickest round-trip

BuffaloSan Francisco

BUF Buffalo - SFO San Francisco

BUFSFO

Buffalo

Wed 4/11

2:40 p.m.-7:20 p.m.

1 stop7h 40m

San Francisco

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 337

BuffaloSan Francisco

BUF Buffalo - SFO San Francisco

BUFSFO

Buffalo

Sat 7/11

3:48 p.m.-11:54 p.m.

1 stop11h 06m

San Francisco

Wed 11/11

10:10 p.m.-11:07 a.m.

1 stop9h 57m

C$ 443

BuffaloSan Francisco

BUF Buffalo - SFO San Francisco

BUFSFO

Buffalo

Fri 8/1

1:55 p.m.-10:00 p.m.

2 stops11h 05m

San Francisco

Fri 22/1

6:35 a.m.-8:00 p.m.

2 stops10h 25m

C$ 457

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/10

Showing 1-10 of 19 resultsSorted by cheapest first
1
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Best time to book a flight from Buffalo to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Buffalo with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Buffalo to San Francisco

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

To ensure you get the cheapest price possible for a flight from Buffalo to San Francisco, you should look to book at least 55 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Buffalo to San Francisco?

Currently, January is the cheapest month in which you can book a flight from Buffalo to San Francisco (average of C$ 370). Flying from Buffalo to San Francisco in June is currently the most expensive (average of C$ 664). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Buffalo to San Francisco?

Airfare is below average for this route at the moment.

Buffalo to San Francisco flights typically cost between C$ 448 and C$ 865 in December.
The cheapest round-trip price found within the last 5 days was C$ 358 on Southwest (6 Dec-10 Dec).

Reviews of airlines servicing San Francisco

Get a feel of what it's like to fly with Southwest,JetBlue, andAmerican Airlines from Buffalo to San Francisco by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,210 reviews
Check prices

Entertainment

7.5

Boarding

8.1

Overall

7.9

Crew

8.6

Food

7.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
Southwest
7.9
Good
4,210 reviews
Southwest
7.9
Good
4,210 reviews
Check prices

Entertainment

7.5

Boarding

8.1

Overall

7.9

Crew

8.6

Food

7.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
JetBlue
7.1
Good
3,059 reviews
Southwest
7.9
Good
4,210 reviews
Check prices

Entertainment

7.5

Boarding

8.1

Overall

7.9

Crew

8.6

Food

7.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
American Airlines
7.0
Good
12,173 reviews
Southwest
7.9
Good
4,210 reviews
Check prices

Entertainment

7.5

Boarding

8.1

Overall

7.9

Crew

8.6

Food

7.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
Frontier
5.5
Fair
2,527 reviews
Southwest
7.9
Good
4,210 reviews
Check prices

Entertainment

7.5

Boarding

8.1

Overall

7.9

Crew

8.6

Food

7.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!

Related info for your journey

  • How long is the flight from Buffalo to San Francisco?

    JetBlue, Southwest, and Delta can get you from Buffalo to San Francisco in just under 9h 45m. Your travel time can differ by up to 1h 21m. Airlines will cover a distance of 3705 km. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Buffalo to San Francisco round-trip?

    Frontier, at C$ 197, was found to be the cheapest airline from Buffalo to San Francisco.Alternate airlines to your destination round-trip include American Airlines and JetBlue. Users have found that Frontier is 62% cheaper than the other options available to this destination.

  • Can I find deals for flights from Buffalo to San Francisco that include hotel bookings?

    Yes. In addition to deals on Buffalo to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Buffalo to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buffalo to San Francisco.

  • Can I find deals for business class flights from Buffalo to San Francisco?

    Yes. Cheapflights offers flight deals from Buffalo to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Buffalo to San Francisco?

    Currently, January is the cheapest month in which you can book a flight from Buffalo to San Francisco (average of C$ 370). Flying from Buffalo to San Francisco in June is currently the most expensive (average of C$ 664). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Clara
San Bruno
Burlingame
Roseville
Livermore
South San Francisco
Novato
Manteca
Vallejo

Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from Buffalo to San Francisco

AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 197AverageC$ 475FlexibilityNo cancel feeOn-time62%
Search Frontier flights
American AirlinesCheapestC$ 220AverageC$ 376FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
JetBlueCheapestC$ 245AverageC$ 469FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
SouthwestCheapestC$ 319AverageC$ 596FlexibilityNo cancel feeOn-time63%
Search Southwest flights

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How does Cheapflights help users find flights from Buffalo to San Francisco?

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Why should you use Cheapflights to find cheap flight tickets from Buffalo to San Francisco?

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Can Cheapflights find flights from Buffalo to San Francisco with no change fees?

Need flexible booking options for your flight to San Francisco from Buffalo? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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Of course! You can now track prices for flights from Buffalo to San Francisco and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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