$119+ Cheap flights from Buffalo to San Francisco (BUF - SFO)
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 7/11. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SFO
May 27 — Jun 31
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Buffalo to San Francisco with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Buffalo to San Francisco
Cheapest
Best
Last-minute
One-way
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 April 27, 2026.
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 April 27, 2026.
This Frontier deal was found by Cheapflights users on 4/21. 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.
Thu 5/2811:36 am
BUF
- SFO
1 stop10h 58m
Frontier
Mon 6/110:15 pm
SFO
- BUF
1 stop9h 26m
Frontier
Deal found 4/21![Frontier logo]()
$235
This CheapOair deal was found by Cheapflights users on 4/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/297:57 pm
BUF
- SFO
1 stop17h 37m
Frontier
Wed 7/810:10 pm
SFO
- BUF
1 stop9h 29m
Frontier
Deal found 4/24![Frontier logo]()
$241
This Frontier deal was found by Cheapflights users on 4/24. 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.
Sat 7/1112:29 pm
BUF
- SFO
1 stop9h 44m
Frontier
Thu 7/1610:10 pm
SFO
- BUF
1 stop12h 43m
Frontier
Deal found 4/24![Frontier logo]()
$244
This Frontier deal was found by Cheapflights users on 4/25. 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.
Sat 6/612:41 pm
BUF
- SFO
1 stop10h 16m
Frontier
Fri 6/1210:10 pm
SFO
- BUF
1 stop10h 24m
Frontier
Deal found 4/25![Frontier logo]()
$255
This Frontier deal was found by Cheapflights users on 4/21. 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.
Tue 5/511:36 am
BUF
- SFO
1 stop10h 58m
Frontier
Sat 5/910:15 pm
SFO
- BUF
1 stop9h 26m
Frontier
Deal found 4/21![Frontier logo]()
$256
This Delta deal was found by Cheapflights users on 4/23. 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.
Thu 8/277:35 pm
BUF
- SFO
1 stop7h 10m
Delta
Mon 8/316:15 am
SFO
- BUF
1 stop9h 18m
Delta
Deal found 4/23![Delta logo]()
$257
This Expedia deal was found by Cheapflights users on 4/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1211:36 am
BUF
- SFO
1 stop10h 58m
Frontier
Sat 5/1610:15 pm
SFO
- BUF
1 stop9h 26m
Frontier
Deal found 4/24![Frontier logo]()
$260
This CheapOair deal was found by Cheapflights users on 4/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/17:52 pm
BUF
- SFO
1 stop17h 49m
Frontier
Fri 6/510:15 pm
SFO
- BUF
1 stop10h 13m
Frontier
Deal found 4/22![Frontier logo]()
$261
This Frontier deal was found by Cheapflights users on 4/24. 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.
Sat 7/1112:29 pm
BUF
- SFO
1 stop9h 44m
Frontier
Sat 7/1810:10 pm
SFO
- BUF
1 stop9h 29m
Frontier
Deal found 4/24![Frontier logo]()
$264
Best flights from Buffalo to San FranciscoDiscover 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 April 27, 2026.
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 April 27, 2026.
This Delta deal was found by Cheapflights users on 4/23. 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.
Fri 10/97:35 pm
BUF
- SFO
1 stop7h 24m
Delta
Tue 10/2011:45 pm
SFO
- BUF
1 stop8h 30m
Delta
Deal found 4/23![Delta logo]()
$313
This United Airlines deal was found by Cheapflights users on 4/26. 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 9/177:52 pm
BUF
- SFO
1 stop8h 24m
United Airlines
Sun 9/2011:30 pm
SFO
- BUF
1 stop6h 44m
United Airlines
Deal found 4/26![United Airlines logo]()
$313
This Southwest deal was found by Cheapflights users on 4/24. 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.
Thu 6/257:55 pm
BUF
- SFO
1 stop7h 15m
Southwest
Sat 7/45:20 am
SFO
- BUF
1 stop12h 50m
Southwest
Deal found 4/24![Southwest logo]()
$351
This CheapOair deal was found by Cheapflights users on 4/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/133:52 pm
BUF
- SFO
1 stop11h 44m
Multiple Airlines
Fri 8/2810:15 pm
SFO
- BUF
1 stop10h 19m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$383
This Delta deal was found by Cheapflights users on 4/26. 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.
Wed 7/296:29 am
BUF
- SFO
1 stop6h 58m
Delta
Wed 8/52:19 pm
SFO
- BUF
1 stop6h 39m
Delta
Deal found 4/26![Delta logo]()
$313
This Delta deal was found by Cheapflights users on 4/25. 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.
Wed 5/273:52 pm
BUF
- SFO
1 stop9h 29m
Delta
Wed 6/32:22 pm
SFO
- BUF
1 stop6h 37m
Delta
Deal found 4/25![Delta logo]()
$313
This Delta deal was found by Cheapflights users on 4/26. 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.
Fri 5/226:25 am
BUF
- SFO
1 stop6h 59m
Delta
Mon 5/252:22 pm
SFO
- BUF
1 stop6h 37m
Delta
Deal found 4/26![Delta logo]()
$313
This United Airlines deal was found by Cheapflights users on 4/25. 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.
Fri 5/157:50 pm
BUF
- SFO
1 stop8h 26m
United Airlines
Tue 5/1911:10 pm
SFO
- BUF
1 stop7h 32m
United Airlines
Deal found 4/25![United Airlines logo]()
$389
This Southwest deal was found by Cheapflights users on 4/26. 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.
Thu 9/178:35 am
BUF
- SFO
2 stops9h 05m
Southwest
Sun 9/201:25 pm
SFO
- BUF
1 stop9h 05m
Southwest
Deal found 4/26![Southwest logo]()
$394
This Delta deal was found by Cheapflights users on 4/24. 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.
Fri 9/256:00 am
BUF
- SFO
1 stop10h 25m
Delta
Mon 9/2810:45 pm
SFO
- BUF
1 stop6h 38m
Delta
Deal found 4/24![Delta logo]()
$346
Last-minute flights from Buffalo to San FranciscoDiscover last-minute flight deals from Buffalo to San Francisco. Data last updated April 27, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to San Francisco. Data last updated April 27, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 4/21. 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.
Tue 5/511:36 am
BUF
- SFO
1 stop10h 58m
Frontier
Sat 5/910:15 pm
SFO
- BUF
1 stop9h 26m
Frontier
Deal found 4/21![Frontier logo]()
$256
This Justfly.com deal was found by Cheapflights users on 4/25. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/711:36 am
BUF
- SFO
1 stop10h 58m
Frontier
Wed 5/1310:15 pm
SFO
- BUF
1 stop9h 26m
Frontier
Deal found 4/25![Frontier logo]()
$290
This Justfly.com deal was found by Cheapflights users on 4/25. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/711:36 am
BUF
- SFO
1 stop10h 58m
Frontier
Tue 5/1210:15 pm
SFO
- BUF
1 stop12h 39m
Frontier
Deal found 4/25![Frontier logo]()
$291
This Expedia deal was found by Cheapflights users on 4/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1211:36 am
BUF
- SFO
1 stop10h 58m
Frontier
Sat 5/1610:15 pm
SFO
- BUF
1 stop9h 26m
Frontier
Deal found 4/24![Frontier logo]()
$260
This Delta deal was found by Cheapflights users on 4/23. 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 5/126:25 am
BUF
- SFO
1 stop6h 59m
Delta
Sat 5/165:50 am
SFO
- BUF
1 stop6h 22m
Delta
Deal found 4/23![Delta logo]()
$278
This Expedia deal was found by Cheapflights users on 4/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1411:36 am
BUF
- SFO
1 stop10h 58m
Frontier
Mon 5/1810:15 pm
SFO
- BUF
1 stop9h 26m
Frontier
Deal found 4/22![Frontier logo]()
$270
This Frontier deal was found by Cheapflights users on 4/21. 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.
Thu 5/2811:36 am
BUF
- SFO
1 stop10h 58m
Frontier
Mon 6/110:15 pm
SFO
- BUF
1 stop9h 26m
Frontier
Deal found 4/21![Frontier logo]()
$235
This Justfly.com deal was found by Cheapflights users on 4/25. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2811:36 am
BUF
- SFO
1 stop10h 58m
Frontier
Fri 6/510:10 pm
SFO
- BUF
1 stop10h 18m
Frontier
Deal found 4/25![Frontier logo]()
$280
One-way flights from Buffalo to San FranciscoSearch for one-way flight options from Buffalo to San Francisco. Find affordable one-way fares based on user searches. Data last updated April 27, 2026.
Search for one-way flight options from Buffalo to San Francisco. Find affordable one-way fares based on user searches. Data last updated April 27, 2026.
This Frontier deal was found by Cheapflights users on 4/25. 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.
Sat 7/1112:29 pm
BUF
- SFO
1 stop9h 44m
Frontier
Deal found 4/25![Frontier logo]()
$119
This Mytrip deal was found by Cheapflights users on 4/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1411:36 am
BUF
- SFO
1 stop10h 58m
Frontier
Deal found 4/22![Frontier logo]()
$125
This Frontier deal was found by Cheapflights users on 4/21. 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.
Sat 6/612:41 pm
BUF
- SFO
1 stop9h 53m
Frontier
Deal found 4/21![Frontier logo]()
$126
This Delta deal was found by Cheapflights users on 4/23. 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.
Mon 6/112:04 pm
BUF
- SFO
1 stop8h 45m
Delta
Deal found 4/23![Delta logo]()
$129
This Booking.com deal was found by Cheapflights users on 4/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/177:57 pm
BUF
- SFO
1 stop17h 37m
Frontier
Deal found 4/23![Frontier logo]()
$131
This CheapOair deal was found by Cheapflights users on 4/25. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:57 pm
BUF
- SFO
1 stop17h 18m
Frontier
Deal found 4/25![Frontier logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 4/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1211:36 am
BUF
- SFO
2 stops39h 47m
Frontier
Deal found 4/21![Frontier logo]()
$142
This American Airlines deal was found by Cheapflights users on 4/23. 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 6/54:46 pm
BUF
- SFO
1 stop11h 02m
American Airlines
Deal found 4/23![American Airlines logo]()
$143
This Priceline deal was found by Cheapflights users on 4/24. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2312:41 pm
BUF
- SFO
1 stop9h 53m
Frontier
Deal found 4/24![Frontier logo]()
$145
This Delta deal was found by Cheapflights users on 4/22. 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 5/196:25 am
BUF
- SFO
1 stop6h 59m
Delta
Deal found 4/22![Delta logo]()
$146
This Delta deal was found by Cheapflights users on 4/24. 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 5/126:25 am
BUF
- SFO
1 stop6h 59m
Delta
Deal found 4/24![Delta logo]()
$150
This Expedia deal was found by Cheapflights users on 4/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/149:02 pm
BUF
- SFO
1 stop16h 32m
Frontier
Deal found 4/25![Frontier logo]()
$151
Find flight deals from Buffalo to San Francisco
Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to San Francisco (SFO). 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 April 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $235 (Frontier) |
One-way from | $119 (Frontier) |
Popular in | March |
Cheapest in | January |
Average price | $400 |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated April 27, 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
Cheapest round-trip
BuffaloSan Francisco
BUF - SFO
BUFSFO
Buffalo
Fri 10/9
7:35 pm-11:59 pm
1 stop7h 24m
San Francisco
Tue 10/20
11:45 pm-11:15 am
1 stop8h 30m
$313
BuffaloSan Francisco
BUF - SFO
BUFSFO
Buffalo
Thu 9/17
7:52 pm-1:16 am
1 stop8h 24m
San Francisco
Sun 9/20
11:30 pm-9:14 am
1 stop6h 44m
$313
BuffaloSan Francisco
BUF - SFO
BUFSFO
Buffalo
Wed 7/29
6:29 am-10:27 am
1 stop6h 58m
San Francisco
Wed 8/5
2:19 pm-11:58 pm
1 stop6h 39m
$313
BuffaloSan Francisco
BUF - SFO
BUFSFO
Buffalo
Wed 5/27
3:52 pm-10:21 pm
1 stop9h 29m
San Francisco
Wed 6/3
2:22 pm-11:59 pm
1 stop6h 37m
$313
Quickest round-trip
BuffaloSan Francisco
BUF - SFO
BUFSFO
Buffalo
Fri 5/22
6:25 am-10:24 am
1 stop6h 59m
San Francisco
Mon 5/25
2:22 pm-11:59 pm
1 stop6h 37m
$313
BuffaloSan Francisco
BUF - SFO
BUFSFO
Buffalo
Fri 9/25
6:00 am-1:25 pm
1 stop10h 25m
San Francisco
Mon 9/28
10:45 pm-8:23 am
1 stop6h 38m
$346
BuffaloSan Francisco
BUF - SFO
BUFSFO
Buffalo
Thu 6/25
7:55 pm-12:10 am
1 stop7h 15m
San Francisco
Sat 7/4
5:20 am-9:10 pm
1 stop12h 50m
$351
BuffaloSan Francisco
BUF - SFO
BUFSFO
Buffalo
Thu 8/13
3:52 pm-12:36 am
1 stop11h 44m
San Francisco
Fri 8/28
10:15 pm-11:34 am
1 stop10h 19m
$383
BuffaloSan Francisco
BUF - SFO
BUFSFO
Buffalo
Fri 5/15
7:50 pm-1:16 am
1 stop8h 26m
San Francisco
Tue 5/19
11:10 pm-9:42 am
1 stop7h 32m
$389
BuffaloSan Francisco
BUF - SFO
BUFSFO
Buffalo
Thu 9/17
8:35 am-2:40 pm
2 stops9h 05m
San Francisco
Sun 9/20
1:25 pm-1:30 am
1 stop9h 05m
$394
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Buffalo to San Francisco
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Buffalo to San Francisco in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Buffalo-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-San Francisco flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Buffalo-San Francisco flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Buffalo-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
BUF-SFO
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 Buffalo to San Francisco
How far ahead should I book a flight from Buffalo to San Francisco?
Booking 55 days in advance of your planned departure date is, on average, the best time to get cheap flights from Buffalo to San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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 $262). Flying from Buffalo to San Francisco in March is currently the most expensive (average of $400). 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?
Reviews of airlines servicing San Francisco
Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated April 27, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from Buffalo to San Francisco 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.
Comfort
8.0
Boarding
8.1
Overall
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Boarding
8.1
Overall
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Boarding
8.1
Overall
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Boarding
8.1
Overall
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Boarding
8.1
Overall
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Boarding
8.1
Overall
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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.
Traveling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsSouth San Francisco
Santa Cruz
Santa Clara
Fairfield
Rancho Cordova
San Bruno
Watsonville
San Ramon
Emeryville
Vacaville
Roseville
San Carlos
Redwood City
Sunnyvale
Turlock
San Lorenzo
Davis
Manteca
Union City
Elk Grove
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Buffalo
Popular flights
San Francisco flight routes
Alternative routes for Buffalo to San Francisco
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to San Francisco by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Buffalo to San Francisco by cabin class
Find flights from Buffalo to San Francisco, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Buffalo and San Francisco flights
Browse other Buffalo and San Francisco flight options. Last updated on April 27, 2026.
Other flights from Buffalo
Browse through other flights departing from Buffalo. Flights are based on user searches made on Cheapflights and were last updated on April 27, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Francisco
Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 27, 2026.
Top 6 airlines flying from Buffalo to San Francisco
Discover the top 6 airlines that operate flights from Buffalo to San Francisco. 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 April 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$138 | Average$354 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$165 | Average$260 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$192 | Average$365 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$207 | Average$364 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$243 | Average$306 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$250 | Average$377 | FlexibilityNo cancel fee | On-time69% |