$120+ Cheap flights from Buffalo to San Francisco (BUF - SFO)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SFO
Oct 12 — Oct 191
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 September 12, 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 September 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Fri 11/131:48 pm -
1 stop9h 52m
Tue 11/1710:17 pm -
1 stop11h 58m
Deal found 9/10![Frontier logo]()
$237
This Expedia deal was found by Cheapflights users on 9/9. 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.
Wed 9/301:40 pm -
1 stop9h 28m
Tue 10/610:05 pm -
1 stop11h 50m
Deal found 9/9![Frontier logo]()
$240
This Frontier deal was found by Cheapflights users on 9/10. 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.
Mon 11/21:48 pm -
1 stop9h 52m
Tue 11/1010:17 pm -
1 stop11h 58m
Deal found 9/10![Frontier logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Wed 10/71:40 pm -
1 stop9h 28m
Mon 10/122:17 pm -
2 stops43h 42m
Deal found 9/8![Frontier logo]()
$297
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Mon 11/91:48 pm -
1 stop9h 52m
Thu 11/1211:06 am -
2 stops22h 57m
Deal found 9/10![Frontier logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Mon 11/21:48 pm -
2 stops24h 29m
Thu 11/510:17 pm -
1 stop11h 46m
Deal found 9/9![Frontier logo]()
$302
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Fri 11/131:48 pm -
1 stop9h 52m
Wed 11/189:14 am -
2 stops29h 38m
Deal found 9/10![Frontier logo]()
$304
This JetBlue deal was found by Cheapflights users on 9/10. 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.
Sat 11/142:09 pm -
1 stop9h 46m
Wed 11/187:30 am -
1 stop10h 06m
Deal found 9/10![JetBlue logo]()
$306
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Mon 11/21:48 pm -
1 stop9h 52m
Wed 11/43:05 pm -
2 stops23h 47m
Deal found 9/9![Frontier logo]()
$309
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 September 12, 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 September 12, 2026.
This JetBlue deal was found by Cheapflights users on 9/12. 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.
Wed 11/42:09 pm -
1 stop9h 46m
Tue 11/107:30 am -
1 stop10h 06m
Deal found 9/12![JetBlue logo]()
$310
This Delta deal was found by Cheapflights users on 9/12. 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 11/104:05 pm -
1 stop7h 31m
Wed 11/119:55 pm -
1 stop10h 16m
Deal found 9/12![Delta logo]()
$317
This Southwest deal was found by Cheapflights users on 9/10. 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.
Fri 12/42:00 pm -
2 stops10h 30m
Mon 12/710:55 am -
1 stop6h 50m
Deal found 9/10![Southwest logo]()
$324
This Delta deal was found by Cheapflights users on 9/9. 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.
Sat 10/246:15 am -
1 stop7h 14m
Sat 10/3110:59 pm -
1 stop10h 17m
Deal found 9/9![Delta logo]()
$319
This Southwest deal was found by Cheapflights users on 9/9. 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 10/244:55 pm -
1 stop7h 55m
Sat 10/3110:40 pm -
2 stops13h 45m
Deal found 9/9![Southwest logo]()
$337
This Delta deal was found by Cheapflights users on 9/10. 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 12/46:32 pm -
1 stop8h 33m
Mon 12/711:05 pm -
1 stop8h 38m
Deal found 9/10![Delta logo]()
$319
This Southwest deal was found by Cheapflights users on 9/11. 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.
Fri 10/302:50 pm -
2 stops10h 15m
Sat 10/3110:55 pm -
1 stop9h 30m
Deal found 9/11![Southwest logo]()
$354
This Delta deal was found by Cheapflights users on 9/8. 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 10/73:59 pm -
1 stop10h 00m
Sun 10/116:00 am -
1 stop6h 13m
Deal found 9/8![Delta logo]()
$329
This Southwest deal was found by Cheapflights users on 9/11. 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 11/113:55 pm -
2 stops11h 00m
Mon 11/1611:35 pm -
1 stop8h 05m
Deal found 9/11![Southwest logo]()
$354
This Southwest deal was found by Cheapflights users on 9/11. 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 10/294:50 pm -
2 stops9h 30m
Mon 11/98:50 pm -
2 stops10h 50m
Deal found 9/11![Southwest logo]()
$359
Last-minute flights from Buffalo to San FranciscoDiscover last-minute flight deals from Buffalo to San Francisco. Data last updated September 12, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to San Francisco. Data last updated September 12, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 9/9. 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.
Wed 9/301:40 pm -
1 stop9h 28m
Tue 10/610:05 pm -
1 stop11h 50m
Deal found 9/9![Frontier logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Sat 10/31:45 pm -
1 stop9h 03m
Tue 10/137:11 pm -
2 stops14h 48m
Deal found 9/10![Frontier logo]()
$311
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Sat 10/31:45 pm -
1 stop9h 03m
Mon 10/1210:39 am -
2 stops47h 20m
Deal found 9/10![Frontier logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Wed 10/71:40 pm -
1 stop9h 28m
Mon 10/122:17 pm -
2 stops43h 42m
Deal found 9/8![Frontier logo]()
$297
This American Airlines deal was found by Cheapflights users on 9/12. 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 10/105:50 pm -
1 stop9h 40m
Sat 10/177:50 am -
1 stop8h 19m
Deal found 9/12![American Airlines logo]()
$328
This Delta deal was found by Cheapflights users on 9/8. 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 10/207:00 am -
1 stop11h 04m
Tue 10/2710:25 pm -
1 stop9h 51m
Deal found 9/8![Delta logo]()
$319
This JetBlue deal was found by Cheapflights users on 9/11. 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.
Thu 10/222:54 pm -
1 stop9h 50m
Mon 10/267:30 am -
1 stop10h 07m
Deal found 9/11![JetBlue logo]()
$310
This JetBlue deal was found by Cheapflights users on 9/10. 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.
Tue 10/273:48 pm -
1 stop11h 10m
Fri 10/308:44 pm -
1 stop8h 24m
Deal found 9/10![JetBlue logo]()
$314
This Southwest deal was found by Cheapflights users on 9/10. 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.
Tue 10/272:00 pm -
2 stops11h 20m
Fri 10/3011:40 pm -
1 stop8h 10m
Deal found 9/10![Southwest logo]()
$324
This JetBlue deal was found by Cheapflights users on 9/10. 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.
Wed 10/282:09 pm -
1 stop9h 46m
Fri 10/307:30 am -
1 stop10h 07m
Deal found 9/10![JetBlue logo]()
$323
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 September 12, 2026.
Search for one-way flight options from Buffalo to San Francisco. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
This Frontier deal was found by Cheapflights users on 9/10. 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 10/71:40 pm -
1 stop9h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
Mon 11/91:48 pm -
1 stop9h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Frontier logo]()
$130
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Tue 10/276:30 am -
1 stop10h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![United Airlines logo]()
$155
This JetBlue deal was found by Cheapflights users on 9/11. 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.
Wed 11/113:48 pm -
1 stop11h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![JetBlue logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Fri 10/231:44 pm -
2 stops27h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Frontier logo]()
$165
This United Airlines deal was found by Cheapflights users on 9/12. 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 12/257:52 pm -
1 stop8h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![United Airlines logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Mon 10/191:44 pm -
2 stops27h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$192
This Super.com deal was found by Cheapflights users on 9/9. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/191:40 pm -
1 stop9h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$193
This American Airlines deal was found by Cheapflights users on 9/8. 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.
Mon 11/236:44 am -
1 stop11h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![American Airlines logo]()
$196
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 September 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $237 (Kiwi.com) |
One-way from | $119 (Super.com) |
Popular in | June |
Cheapest in | January |
Average price | $419 |
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 7,457,451 searches. Data last updated September 12, 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 Buffalo - SFO San Francisco
BUFSFO
Buffalo
Sun 11/8
4:40 pm-12:39 am
1 stop10h 59m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$160
Quickest round-trip
BuffaloSan Francisco
BUF Buffalo - SFO San Francisco
BUFSFO
Buffalo
Tue 10/13
6:55 pm-11:56 pm
1 stop8h 01m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$160
BuffaloSan Francisco
BUF Buffalo - SFO San Francisco
BUFSFO
Buffalo
Fri 12/25
7:52 pm-1:30 am
1 stop8h 38m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$160
BuffaloSan Francisco
BUF Buffalo - SFO San Francisco
BUFSFO
Buffalo
Mon 11/23
4:00 pm-12:05 am
2 stops11h 05m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$205
BuffaloSan Francisco
BUF Buffalo - SFO San Francisco
BUFSFO
Buffalo
Sat 10/17
6:00 am-2:35 pm
2 stops11h 35m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$205
BuffaloSan Francisco
BUF Buffalo - SFO San Francisco
BUFSFO
Buffalo
Mon 11/9
4:55 pm-12:10 am
2 stops10h 15m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$205
BuffaloSan Francisco
BUF Buffalo - SFO San Francisco
BUFSFO
Buffalo
Thu 10/8
11:20 am-6:51 pm
1 stop10h 31m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$250
BuffaloSan Francisco
BUF Buffalo - SFO San Francisco
BUFSFO
Buffalo
Sun 9/27
6:00 am-11:22 am
1 stop8h 22m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$281
BuffaloSan Francisco
BUF Buffalo - SFO San Francisco
BUFSFO
Buffalo
Sat 9/19
6:45 am-1:35 pm
2 stops9h 50m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$290
BuffaloSan Francisco
BUF Buffalo - SFO San Francisco
BUFSFO
Buffalo
Wed 11/4
2:09 pm-8:55 pm
1 stop9h 46m
San Francisco
Tue 11/10
7:30 am-8:36 pm
1 stop10h 06m
$310
Showing 1-10 of 19 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 September.
| 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 Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | 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 June is currently the most expensive (average of $474). 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?
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 September 12, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Buffalo to San Francisco as you normally would.
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 September 12, 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.
Overall
8.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Overall
8.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Overall
8.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Overall
8.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Overall
8.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Overall
8.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
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 Clara
Santa Cruz
Walnut Creek
Emeryville
San Bruno
Burlingame
Rancho Cordova
Roseville
Fairfield
Cupertino
Newark
Hayward
San Ramon
Redwood City
Manteca
Vallejo
San Carlos
Turlock
Davis
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 September 12, 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 September 12, 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 September 12, 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 7,457,451 searches. Data last updated September 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$121 | Average$249 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$171 | Average$356 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$240 | Average$406 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$243 | Average$336 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$250 | Average$434 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$269 | Average$457 | FlexibilityNo cancel fee | On-time63% |