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

Frontier, at C$ 243, was found to be the cheapest airline from Buffalo to San Francisco.Alternate airlines to your destination round-trip include JetBlue and Delta. Users have found that Frontier is 54% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from Buffalo to San Francisco one-way?

One-way options have recently been found by users for as low as C$ 122 on Frontier. Other airlines that offer cheap prices include JetBlue from C$ 186 and Delta from C$ 197 one-way.

What are the most popular airlines that fly from Buffalo to San Francisco?

American Airlines, JetBlue and Delta are the most popular airlines when flying from Buffalo to San Francisco.

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

Users have found that leaving on a Tuesday can be a cost-effective option. It’s possible to save up to 49% on your flight compared to booking on days when demand is much higher.

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

Find a great deal and save up to 128% by booking at least 47 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Buffalo to San Francisco within the next two weeks, with the cheapest ticket starting at C$ 503.

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

Our data shows that November tends to be the cheapest month to fly to San Francisco from Buffalo. Users have commonly found prices around C$ 537 for the month, but tickets can be as low as C$ 283. Due to multiple factors, prepare for potentially higher prices in June.

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.

C$ 122+ Flights from Buffalo to San Francisco

The best prices from Buffalo to San Francisco are usually found in November or January, booked 51 days in advance, depart on a Wednesday or Saturday and return on a Monday

Cheap flight deals from Buffalo to San Francisco

Round-trip from	C$ 243
One-way from	C$ 122
Popular in	June
Cheapest in	November
Average price	C$ 479

Frontier
6/3-12/3
2 total stops
21h 42m total
Buffalo to San Francisco

Search Deals

Frontier
27/3
1 total stop
11h 11m total
Buffalo to San Francisco

Search Deals

Highest demand for flights based on searches. 15% potential increase in price (C$ 134 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 18 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in February 2025

Search Deals

Find flight deals from Buffalo to San Francisco

Cheapest flights from Buffalo to San Francisco
Explore the most affordable flight options available from Buffalo to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Thu 6/33:24 p.m.BUF - SFO

1 stop10h 29mFrontier

Wed 12/311:37 p.m.SFO - BUF

1 stop11h 13mFrontier

Deal found 20/2C$ 243

Wed 26/31:30 p.m.BUF - SFO

1 stop9h 03mJetBlue

Wed 9/410:21 p.m.SFO - BUF

1 stop8h 33mJetBlue

Deal found 20/2C$ 371

Thu 24/45:59 p.m.BUF - SFO

1 stop7h 44mDelta

Wed 30/410:59 p.m.SFO - BUF

1 stop7h 38mDelta

Deal found 20/2C$ 393

Mon 24/311:59 a.m.BUF - SFO

1 stop10h 45mAmerican Airlines

Tue 25/312:25 a.m.SFO - BUF

1 stop7h 49mAmerican Airlines

Deal found 20/2C$ 420

Mon 10/36:25 a.m.BUF - SFO

1 stop9h 20mSouthwest

Fri 14/312:00 p.m.SFO - BUF

1 stop9h 55mSouthwest

Deal found 20/2C$ 459

Mon 11/811:40 a.m.BUF - SFO

1 stop27h 27mSun Country Air

Thu 14/811:59 p.m.SFO - BUF

1 stop7h 45mSun Country Air

Deal found 20/2C$ 554

Thu 24/47:45 p.m.BUF - SFO

1 stop8h 37mUnited Airlines

Mon 28/412:08 a.m.SFO - BUF

1 stop6h 46mUnited Airlines

Deal found 20/2C$ 594

Thu 29/55:56 p.m.BUF - SFO

1 stop7h 53mAlaska Airlines

Mon 2/610:25 a.m.SFO - BUF

2 stops10h 26mAlaska Airlines

Deal found 20/2C$ 787

Best flights from Buffalo to San Francisco
Discover carefully curated flight deals from Buffalo to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 21 February 2025.

Thu 6/33:24 p.m.BUF - SFO

1 stop10h 29mFrontier

Wed 12/311:37 p.m.SFO - BUF

1 stop11h 13mFrontier

Deal found 20/2C$ 243

Wed 26/31:30 p.m.BUF - SFO

1 stop9h 03mJetBlue

Wed 9/410:21 p.m.SFO - BUF

1 stop8h 33mJetBlue

Deal found 20/2C$ 371

Thu 24/45:59 p.m.BUF - SFO

1 stop7h 44mDelta

Tue 29/46:00 a.m.SFO - BUF

1 stop8h 40mDelta

Deal found 20/2C$ 393

Mon 24/311:59 a.m.BUF - SFO

1 stop10h 45mAmerican Airlines

Tue 25/312:25 a.m.SFO - BUF

1 stop7h 49mAmerican Airlines

Deal found 20/2C$ 420

Mon 10/36:25 a.m.BUF - SFO

1 stop9h 20mSouthwest

Fri 14/312:00 p.m.SFO - BUF

1 stop9h 55mSouthwest

Deal found 20/2C$ 459

Mon 11/811:40 a.m.BUF - SFO

1 stop27h 27mSun Country Air

Thu 14/811:59 p.m.SFO - BUF

1 stop7h 45mSun Country Air

Deal found 20/2C$ 554

Thu 24/47:45 p.m.BUF - SFO

1 stop8h 37mUnited Airlines

Mon 28/412:08 a.m.SFO - BUF

1 stop6h 46mUnited Airlines

Deal found 20/2C$ 594

Wed 9/45:25 a.m.BUF - SFO

2 stops12h 17mAlaska Airlines

Wed 16/410:48 a.m.SFO - BUF

2 stops9h 58mAlaska Airlines

Deal found 20/2C$ 750

Last-minute flights from Buffalo to San Francisco
Discover last-minute flight deals from Buffalo to San Francisco. Data last updated 21 February 2025 and is based on user searches.

Thu 27/27:00 a.m.BUF - SFO

1 stop9h 54mJetBlue

Sat 1/312:56 p.m.SFO - BUF

1 stop8h 32mJetBlue

Deal found 19/2C$ 486

Sat 1/310:10 a.m.BUF - SFO

1 stop8h 39mUnited Airlines

Fri 7/35:15 a.m.SFO - BUF

1 stop8h 35mUnited Airlines

Deal found 21/2C$ 626

Sat 1/31:25 p.m.BUF - SFO

2 stops12h 20mSouthwest

Fri 7/32:50 p.m.SFO - BUF

1 stop7h 05mSouthwest

Deal found 21/2C$ 639

Mon 3/312:24 p.m.BUF - SFO

1 stop8h 56mDelta

Fri 7/312:00 p.m.SFO - BUF

1 stop9h 17mDelta

Deal found 21/2C$ 632

Thu 6/33:24 p.m.BUF - SFO

1 stop10h 29mFrontier

Wed 12/311:37 p.m.SFO - BUF

1 stop11h 13mFrontier

Deal found 20/2C$ 243

Mon 10/36:25 a.m.BUF - SFO

1 stop9h 20mSouthwest

Fri 14/312:00 p.m.SFO - BUF

1 stop9h 55mSouthwest

Deal found 20/2C$ 459

Thu 20/35:30 a.m.BUF - SFO

2 stops12h 12mAlaska Airlines

Thu 27/38:00 a.m.SFO - BUF

2 stops12h 57mAlaska Airlines

Deal found 20/2C$ 878

Mon 24/311:59 a.m.BUF - SFO

1 stop10h 45mAmerican Airlines

Tue 25/312:25 a.m.SFO - BUF

1 stop7h 49mAmerican Airlines

Deal found 20/2C$ 420

Wed 26/31:30 p.m.BUF - SFO

1 stop9h 03mJetBlue

Wed 9/410:21 p.m.SFO - BUF

1 stop8h 33mJetBlue

Deal found 20/2C$ 371

Fri 28/36:22 a.m.BUF - SFO

1 stop7h 25mDelta

Mon 31/310:45 p.m.SFO - BUF

1 stop6h 34mDelta

Deal found 20/2C$ 393

One-way flights from Buffalo to San Francisco
Search for one-way flight options from Buffalo to San Francisco. Find affordable one-way fares based on user searches. Data last updated 21 February 2025.

Thu 27/32:41 p.m.BUF - SFO

1 stop11h 11mFrontier

Deal found 20/2C$ 122

Wed 7/56:00 a.m.BUF - SFO

1 stop9h 07mJetBlue

Deal found 19/2C$ 186

Thu 24/45:59 p.m.BUF - SFO

1 stop7h 44mDelta

Deal found 20/2C$ 197

Tue 20/57:32 p.m.BUF - SFO

1 stop7h 51mAmerican Airlines

Deal found 19/2C$ 226

Wed 26/33:10 p.m.BUF - SFO

2 stops10h 05mSouthwest

Deal found 20/2C$ 233

Mon 14/47:45 p.m.BUF - SFO

1 stop8h 37mUnited Airlines

Deal found 21/2C$ 268

Sat 10/55:16 a.m.BUF - SFO

2 stops14h 26mAlaska Airlines

Deal found 19/2C$ 462

Find flights from Buffalo to San Francisco within your budget

Fly from

Fly to

Route

Depart

Return

Price

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Thu 6/3

3:24 p.m.-10:53 p.m.

1 stop10h 29m

San Francisco

Wed 12/3

11:37 p.m.-1:50 p.m.

1 stop11h 13m

C$ 243

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Wed 26/3

1:30 p.m.-7:33 p.m.

1 stop9h 03m

San Francisco

Wed 9/4

10:21 p.m.-9:54 a.m.

1 stop8h 33m

C$ 371

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Thu 24/4

5:59 p.m.-10:43 p.m.

1 stop7h 44m

San Francisco

Wed 30/4

10:59 p.m.-9:37 a.m.

1 stop7h 38m

C$ 393

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Mon 24/3

11:59 a.m.-7:44 p.m.

1 stop10h 45m

San Francisco

Tue 25/3

12:25 a.m.-11:14 a.m.

1 stop7h 49m

C$ 420

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Mon 10/3

6:25 a.m.-12:45 p.m.

1 stop9h 20m

San Francisco

Fri 14/3

12:00 p.m.-12:55 a.m.

1 stop9h 55m

C$ 459

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Mon 11/8

11:40 a.m.-12:07 p.m.

1 stop27h 27m

San Francisco

Thu 14/8

11:59 p.m.-10:44 a.m.

1 stop7h 45m

C$ 554

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Thu 24/4

7:45 p.m.-1:22 a.m.

1 stop8h 37m

San Francisco

Mon 28/4

12:08 a.m.-9:54 a.m.

1 stop6h 46m

C$ 594

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Wed 9/4

5:25 a.m.-2:42 p.m.

2 stops12h 17m

San Francisco

Wed 16/4

10:48 a.m.-11:46 p.m.

2 stops9h 58m

C$ 750

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Thu 27/3

2:41 p.m.-10:52 p.m.

1 stop11h 11m

C$ 122

BuffaloSan Francisco

BUF - SFO

BUFSFO

Buffalo

Wed 7/5

6:00 a.m.-12:07 p.m.

1 stop9h 07m

C$ 186

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/2

Showing 1-10 of 15 results

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

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.

Travel insights for flights from Buffalo to San Francisco

Get recent, data-driven insights about flights from Buffalo to San Francisco including ideal travel times, pricing trends, and more.

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 46 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$ 276). Flying from Buffalo to San Francisco in June is currently the most expensive (average of C$ 379). 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 BUF to SFO?

It’s typically best to fly out from Buffalo to San Francisco in the evening. Doing so could potentially save you 17% on the flight price compared to flying at noon, which is usually more expensive.

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

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

Rainfall in San Francisco by month

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 112.0 mm per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.

Temperature in San Francisco by month

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing San Francisco

Read reviews from past customers who have flown Southwest, Alaska Airlines and Delta from Buffalo to San Francisco. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.1

Very good

4,401 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Southwest

8.1

Very good

4,401 reviews

Southwest

8.1

Very good

4,401 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Alaska Airlines

8.0

Very good

9,697 reviews

Southwest

8.1

Very good

4,401 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Delta

8.0

Very good

8,213 reviews

Southwest

8.1

Very good

4,401 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

JetBlue

7.4

Good

3,069 reviews

Southwest

8.1

Very good

4,401 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

United Airlines

7.4

Good

8,759 reviews

Southwest

8.1

Very good

4,401 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Related info for your journey

What are the cheapest airlines flying from Buffalo to San Francisco round-trip?
Frontier, at C$ 243, was found to be the cheapest airline from Buffalo to San Francisco.Alternate airlines to your destination round-trip include JetBlue and Delta. Users have found that Frontier is 54% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Buffalo to San Francisco one-way?
One-way options have recently been found by users for as low as C$ 122 on Frontier. Other airlines that offer cheap prices include JetBlue from C$ 186 and Delta from C$ 197 one-way.
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$ 276). Flying from Buffalo to San Francisco in June is currently the most expensive (average of C$ 379). 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

Richmond

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Novato

Burlingame

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South San Francisco

San Bruno

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Belmont

Millbrae

Santa Clara

Vallejo

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Alternative routes for Buffalo to San Francisco

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Top 6 airlines flying from Buffalo to San Francisco

Airline	Cheapest	Average	Flexibility	On-time
Frontier	CheapestC$ 210	AverageC$ 389	FlexibilityNo cancel fee	On-time62%	Search Frontier flights
American Airlines	CheapestC$ 282	AverageC$ 394	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
JetBlue	CheapestC$ 354	AverageC$ 396	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Delta	CheapestC$ 363	AverageC$ 467	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Southwest	CheapestC$ 459	AverageC$ 679	FlexibilityNo cancel fee	On-time63%	Search Southwest flights
United Airlines	CheapestC$ 480	AverageC$ 752	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to San Francisco from Buffalo today with Cheapflights!

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

Cheapflights simply makes it quick and affordable to book flights from Buffalo to San Francisco by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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.

Can Cheapflights notify me if prices for flights from Buffalo to San Francisco become cheaper?

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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Cheap flights from Buffalo to San Francisco from C$ 122

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 27/3. Fares are subject to change and may not be available on all flights or dates of travel.

The best prices from Buffalo to San Francisco are usually found in November or January, booked 51 days in advance, depart on a Wednesday or Saturday and return on a Monday

Cheap flight deals from Buffalo to San Francisco

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Buffalo to San Francisco

Cheapest flights from Buffalo to San FranciscoExplore the most affordable flight options available from Buffalo to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Explore the most affordable flight options available from Buffalo to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Find flights from Buffalo to San Francisco within your budget

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.

Travel insights for flights from Buffalo to San Francisco

Get recent, data-driven insights about flights from Buffalo to San Francisco including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Buffalo to San Francisco. Price data was last updated on 14 February 2025.

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

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

Find hourly flight availability from Buffalo to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 February 2025.

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

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

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

Reviews of airlines servicing San Francisco

Read reviews from past customers who have flown Southwest, Alaska Airlines and Delta from Buffalo to San Francisco. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Buffalo to San Francisco. 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 Buffalo to San Francisco round-trip?

What are the cheapest airlines to fly from Buffalo to San Francisco one-way?

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

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

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

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

Travelling to a place near Buffalo?

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Alternative routes for Buffalo to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from Buffalo to San Francisco

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

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

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

Can Cheapflights notify me if prices for flights from Buffalo to San Francisco become cheaper?

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Cheapest flights from Buffalo to San Francisco
Explore the most affordable flight options available from Buffalo to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.