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$129+ Cheap flights from San Francisco to Buffalo (SFO - BUF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BUF
Aug 12 — Aug 191
Tue 8/12
Tue 8/19
1 adult, Economy
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Cheapflights Tip: The best prices from San Francisco to Buffalo are usually found in February or September, booked 79 days in advance, depart on a Tuesday or Monday and return on a Friday

Cheap flight deals from San Francisco to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Buffalo (BUF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 7, 2025.

Round-trip from

$251
(Southwest)

One-way from

$129
(Frontier)

Popular in

December

Cheapest in

February

Average price

$365
From San Francisco to Buffalo
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One-way flight from San Francisco to Buffalo
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Highest demand for flights based on searches. 15% potential increase in price ($71 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from San Francisco to Buffalo

Cheapest flights from San Francisco to Buffalo
Explore the most affordable flight options available from San Francisco to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 7, 2025.

This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/85:15 pmSFO - BUF
2 stops11h 50mSouthwest
Fri 9/124:10 pmBUF - SFO
1 stop10h 10mSouthwest
Deal found 8/7$251
This American Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/511:25 pmSFO - BUF
1 stop13h 21mAmerican Airlines
Fri 9/125:25 pmBUF - SFO
1 stop8h 44mAmerican Airlines
Deal found 8/7$253
This American Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1510:16 amSFO - BUF
2 stops10h 52mAmerican Airlines
Wed 11/1911:34 amBUF - SFO
2 stops10h 28mAmerican Airlines
Deal found 8/6$258
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/116:20 pmSFO - BUF
2 stops10h 35mSouthwest
Wed 10/155:30 amBUF - SFO
1 stop11h 00mSouthwest
Deal found 8/7$260
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/226:10 pmSFO - BUF
2 stops10h 40mSouthwest
Fri 10/317:00 amBUF - SFO
2 stops9h 00mSouthwest
Deal found 8/7$261
This American Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/285:15 amSFO - BUF
1 stop10h 23mAmerican Airlines
Sun 8/311:46 pmBUF - SFO
1 stop10h 43mAmerican Airlines
Deal found 8/7$264
This Southwest deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/206:20 pmSFO - BUF
2 stops10h 35mSouthwest
Tue 9/234:05 pmBUF - SFO
2 stops9h 20mSouthwest
Deal found 8/6$270
This Delta deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/216:07 amSFO - BUF
1 stop9h 18mDelta
Wed 10/2912:49 pmBUF - SFO
1 stop8h 02mDelta
Deal found 8/7$277
This Frontier deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/138:53 pmSFO - BUF
1 stop8h 59mFrontier
Sun 8/179:12 pmBUF - SFO
1 stop16h 13mFrontier
Deal found 8/6$278
This JetBlue deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/208:40 pmSFO - BUF
1 stop9h 23mJetBlue
Sat 11/112:00 pmBUF - SFO
1 stop11h 06mJetBlue
Deal found 8/7$281
This United Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3011:44 pmSFO - BUF
1 stop7h 19mUnited Airlines
Mon 11/37:30 pmBUF - SFO
1 stop8h 45mUnited Airlines
Deal found 8/6$282

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Buffalo 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, Cheapflights users made 2,558,603 searches. Data last updated August 7, 2025.
Use the filters below to find and compare flights from San Francisco to Buffalo that are best for you.

Fly from

San Francisco

Fly to

Buffalo

Route

Depart

Return

Price

San FranciscoBuffalo

SFO - BUF

SFOBUF

San Francisco

Mon 9/8

5:15 pm-8:05 am

2 stops11h 50m

Buffalo

Fri 9/12

4:10 pm-11:20 pm

1 stop10h 10m

$251

San FranciscoBuffalo

SFO - BUF

SFOBUF

San Francisco

Fri 9/5

11:25 pm-3:46 pm

1 stop13h 21m

Buffalo

Fri 9/12

5:25 pm-11:09 pm

1 stop8h 44m

$253

San FranciscoBuffalo

SFO - BUF

SFOBUF

San Francisco

Sat 11/15

10:16 am-12:08 am

2 stops10h 52m

Buffalo

Wed 11/19

11:34 am-7:02 pm

2 stops10h 28m

$258

San FranciscoBuffalo

SFO - BUF

SFOBUF

San Francisco

Sat 10/11

6:20 pm-7:55 am

2 stops10h 35m

Buffalo

Wed 10/15

5:30 am-1:30 pm

1 stop11h 00m

$260

San FranciscoBuffalo

SFO - BUF

SFOBUF

San Francisco

Wed 10/22

6:10 pm-7:50 am

2 stops10h 40m

Buffalo

Fri 10/31

7:00 am-1:00 pm

2 stops9h 00m

$261

San FranciscoBuffalo

SFO - BUF

SFOBUF

San Francisco

Thu 8/28

5:15 am-6:38 pm

1 stop10h 23m

Buffalo

Sun 8/31

1:46 pm-9:29 pm

1 stop10h 43m

$264

San FranciscoBuffalo

SFO - BUF

SFOBUF

San Francisco

Sat 9/20

6:20 pm-7:55 am

2 stops10h 35m

Buffalo

Tue 9/23

4:05 pm-10:25 pm

2 stops9h 20m

$270

San FranciscoBuffalo

SFO - BUF

SFOBUF

San Francisco

Tue 10/21

6:07 am-6:25 pm

1 stop9h 18m

Buffalo

Wed 10/29

12:49 pm-5:51 pm

1 stop8h 02m

$277

San FranciscoBuffalo

SFO - BUF

SFOBUF

San Francisco

Sat 10/4

11:00 pm-11:22 am

1 stop9h 22m

Buffalo

Fri 10/10

2:09 pm-12:14 am

1 stop13h 05m

$278

San FranciscoBuffalo

SFO - BUF

SFOBUF

San Francisco

Mon 10/20

8:40 pm-9:03 am

1 stop9h 23m

Buffalo

Sat 11/1

12:00 pm-8:06 pm

1 stop11h 06m

$281

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/5

Showing 1-10 of 23 results
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2
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Best time to book a flight from San Francisco to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from San Francisco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Buffalo. Price data was last updated on August 1, 2025.

The best time to book flights from San Francisco to Buffalo is 79 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from San Francisco to Buffalo (average of $256). Flying from San Francisco to Buffalo in December is currently the most expensive (average of $337). 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.

What is the cheapest time of day to fly from SFO to BUF?

Find hourly flight availability from San Francisco to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 7, 2025.

It’s typically best to fly out from San Francisco to Buffalo in the evening. Doing so could potentially save you 19% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from San Francisco to Buffalo?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Buffalo. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Francisco to Buffalo flight should consider departing on Tuesday at noon when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

What’s the top layover airport for flights from San Francisco to Buffalo?

Share of 1-stop round-trip flights from San Francisco to Buffalo chosen by Cheapflights users in the past 12 months, using the same layover each way.

Minneapolis (MSP) – chosen by Cheapflights users on 50% of 1-stop itineraries from San Francisco to Buffalo on Cheapflights.

What’s the cheapest layover airport for flights from San Francisco to Buffalo?

Average round-trip fare for 1-stop flights from San Francisco to Buffalo, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Minneapolis (MSP) is the most affordable 1-stop option, with an average round-trip price of $390.

What’s the fastest layover option from San Francisco to Buffalo?

Shortest average travel time for 1-stop one-way flights from San Francisco to Buffalo, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Minneapolis (MSP) have the shortest average one-way travel time for 1-stop routes: 7h 45m.

Which airport typically offers the quickest layover for flights from San Francisco to Buffalo?

Average layover duration for 1-stop one-way flights from San Francisco to Buffalo, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Chicago (ORD) offer the fastest connection on this route, with an average layover time of 1h 22m.

Reviews of airlines servicing Buffalo

Get insights into the airlines that provide service to Buffalo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buffalo. Reviews last updated August 7, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from San Francisco to Buffalo to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,247 reviews

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Southwest
8.0
Very good
4,247 reviews
Southwest
8.0
Very good
4,247 reviews

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Delta
8.0
Very good
7,987 reviews
Southwest
8.0
Very good
4,247 reviews

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
United Airlines
7.4
Good
8,916 reviews
Southwest
8.0
Very good
4,247 reviews

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,247 reviews

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
JetBlue
7.2
Good
2,915 reviews
Southwest
8.0
Very good
4,247 reviews

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Buffalo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Our cheapest airline available from San Francisco to Buffalo is Southwest. Our recent data shows that you can find tickets from as low as $251 on this airline. An additional option worth looking into is American Airlines, starting at $253. Users have found that Southwest is 33% cheaper than the other options available to this destination.

  • Where are the most common layover locations when flying from San Francisco to Buffalo?

    The most popular layover on flights from San Francisco to Buffalo is Chicago.

  • What are some popular things to do or see while on a layover in Chicago?

    Most Chicago visitors opt to spend their time experiencing Magnificent Mile, River North, and Grant Park. Travelers on a layover in Chicago can visit Magnificent Mile, River North, and Grant Park, by traveling 15.5 mi, 15.0 mi, and 16.2 mi, respectively after landing at Chicago O'Hare Intl. Travelers in need of a car in Chicago can rent one for about $71 per day.

  • Where are the least popular layover locations for San Francisco to Buffalo flights?

    Flights departing from San Francisco and landing in Buffalo layover in Detroit least frequently.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Francisco to Buffalo 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 San Francisco to Buffalo?

    Currently, January is the cheapest month in which you can book a flight from San Francisco to Buffalo (average of $256). Flying from San Francisco to Buffalo in December is currently the most expensive (average of $337). 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

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Orchard Park
Lockport
Batavia
Williamsville
Eden
Amherst
West Seneca

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Top 7 airlines flying from San Francisco to Buffalo

Discover the top 7 airlines that operate flights from San Francisco to Buffalo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$148Average$300FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$150Average$331FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$217Average$352FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$250Average$393FlexibilityNo cancel feeOn-time63%
DeltaCheapest$256Average$373FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$263Average$439FlexibilityNo cancel feeOn-time69%
Sun Country AirCheapest$350Average$385FlexibilityNo cancel feeOn-time83%

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