$156+ 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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SFO
Aug 29 — Sep 51
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 July 30, 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 July 30, 2026.
This Frontier deal was found by Cheapflights users on 7/29. 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 8/1911:36 am
BUF
- SFO
1 stop10h 27m
Frontier
Tue 8/2510:35 pm
SFO
- BUF
1 stop8h 54m
Frontier
Deal found 7/29![Frontier logo]()
$200
This Frontier deal was found by Cheapflights users on 7/28. 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 8/1811:36 am
BUF
- SFO
1 stop10h 27m
Frontier
Tue 8/2510:35 pm
SFO
- BUF
1 stop8h 54m
Frontier
Deal found 7/28![Frontier logo]()
$241
This Justfly.com deal was found by Cheapflights users on 7/27. 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.
Sat 9/191:40 pm
BUF
- SFO
1 stop9h 08m
Frontier
Tue 9/2910:05 pm
SFO
- BUF
1 stop11h 50m
Frontier
Deal found 7/27![Frontier logo]()
$251
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 8/2411:36 am
BUF
- SFO
1 stop10h 27m
Frontier
Wed 9/210:35 pm
SFO
- BUF
1 stop8h 54m
Frontier
Deal found 7/29![Frontier logo]()
$259
This CheapOair deal was found by Cheapflights users on 7/25. 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.
Tue 10/204:00 pm
BUF
- SFO
1 stop10h 32m
Multiple Airlines
Sat 10/2410:48 pm
SFO
- BUF
1 stop10h 30m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 8/2811:36 am
BUF
- SFO
1 stop10h 27m
Frontier
Sun 8/3010:35 pm
SFO
- BUF
1 stop8h 54m
Frontier
Deal found 7/29![Frontier logo]()
$279
This Frontier deal was found by Cheapflights users on 7/28. 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.
Sun 8/3011:36 am
BUF
- SFO
1 stop10h 27m
Frontier
Sun 9/1310:05 pm
SFO
- BUF
1 stop11h 50m
Frontier
Deal found 7/28![Frontier logo]()
$281
This Frontier deal was found by Cheapflights users on 7/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1311:29 am
BUF
- SFO
1 stop10h 44m
Frontier
Tue 8/1810:35 pm
SFO
- BUF
1 stop8h 54m
Frontier
Deal found 7/26![Frontier logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 8/3111:36 am
BUF
- SFO
2 stops12h 04m
Frontier
Sun 9/610:35 pm
SFO
- BUF
1 stop8h 54m
Frontier
Deal found 7/29![Frontier logo]()
$287
This Justfly.com deal was found by Cheapflights users on 7/26. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/63:30 pm
BUF
- SFO
1 stop11h 28m
JetBlue
Mon 11/98:55 pm
SFO
- BUF
1 stop8h 32m
JetBlue
Deal found 7/26![JetBlue logo]()
$288
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 July 30, 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 July 30, 2026.
This Priceline deal was found by Cheapflights users on 7/29. 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.
Wed 8/2611:36 am
BUF
- SFO
1 stop10h 27m
Frontier
Mon 8/3110:35 pm
SFO
- BUF
1 stop8h 54m
Frontier
Deal found 7/29![Frontier logo]()
$240
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Wed 9/26:55 am
BUF
- SFO
1 stop7h 30m
United Airlines
Wed 9/910:35 pm
SFO
- BUF
1 stop7h 53m
United Airlines
Deal found 7/28![United Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 7/25. 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.
Sat 9/2612:17 pm
BUF
- SFO
1 stop10h 41m
Delta
Wed 9/302:20 pm
SFO
- BUF
1 stop6h 33m
Delta
Deal found 7/25![Delta logo]()
$299
This Southwest deal was found by Cheapflights users on 7/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/262:50 pm
BUF
- SFO
2 stops10h 15m
Southwest
Fri 10/3011:40 pm
SFO
- BUF
1 stop8h 10m
Southwest
Deal found 7/25![Southwest logo]()
$321
This JetBlue deal was found by Cheapflights users on 7/26. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/123:10 pm
BUF
- SFO
1 stop12h 48m
JetBlue
Mon 10/198:45 pm
SFO
- BUF
1 stop8h 39m
JetBlue
Deal found 7/26![JetBlue logo]()
$325
This Delta deal was found by Cheapflights users on 7/29. 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 8/266:27 am
BUF
- SFO
1 stop6h 58m
Delta
Mon 8/3110:35 pm
SFO
- BUF
1 stop8h 05m
Delta
Deal found 7/29![Delta logo]()
$319
This JetBlue deal was found by Cheapflights users on 7/25. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/252:23 pm
BUF
- SFO
1 stop10h 17m
JetBlue
Sun 9/279:44 pm
SFO
- BUF
1 stop9h 25m
JetBlue
Deal found 7/25![JetBlue logo]()
$361
This Southwest deal was found by Cheapflights users on 7/27. 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 8/2910:50 am
BUF
- SFO
2 stops11h 45m
Southwest
Thu 9/38:30 am
SFO
- BUF
2 stops10h 25m
Southwest
Deal found 7/27![Southwest logo]()
$368
This Delta deal was found by Cheapflights users on 7/28. 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 8/295:13 pm
BUF
- SFO
1 stop9h 45m
Delta
Sat 9/124:59 pm
SFO
- BUF
2 stops15h 11m
Delta
Deal found 7/28![Delta logo]()
$341
This Southwest deal was found by Cheapflights users on 7/27. 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 8/256:00 am
BUF
- SFO
2 stops9h 55m
Southwest
Fri 8/288:30 am
SFO
- BUF
2 stops10h 20m
Southwest
Deal found 7/27![Southwest logo]()
$385
This Southwest deal was found by Cheapflights users on 7/29. 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 9/2511:25 am
BUF
- SFO
2 stops10h 05m
Southwest
Mon 9/287:00 am
SFO
- BUF
2 stops10h 55m
Southwest
Deal found 7/29![Southwest logo]()
$403
Last-minute flights from Buffalo to San FranciscoDiscover last-minute flight deals from Buffalo to San Francisco. Data last updated July 30, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to San Francisco. Data last updated July 30, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 7/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1311:29 am
BUF
- SFO
1 stop10h 44m
Frontier
Tue 8/1810:35 pm
SFO
- BUF
1 stop8h 54m
Frontier
Deal found 7/26![Frontier logo]()
$282
This Booking.com deal was found by Cheapflights users on 7/27. 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.
Sat 8/1512:28 pm
BUF
- SFO
1 stop9h 45m
Frontier
Sun 8/2310:35 pm
SFO
- BUF
1 stop8h 54m
Frontier
Deal found 7/27![Frontier logo]()
$291
This Frontier deal was found by Cheapflights users on 7/28. 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 8/1811:36 am
BUF
- SFO
1 stop10h 27m
Frontier
Tue 8/2510:35 pm
SFO
- BUF
1 stop8h 54m
Frontier
Deal found 7/28![Frontier logo]()
$241
This Frontier deal was found by Cheapflights users on 7/29. 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 8/1911:36 am
BUF
- SFO
1 stop10h 27m
Frontier
Tue 8/2510:35 pm
SFO
- BUF
1 stop8h 54m
Frontier
Deal found 7/29![Frontier logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 8/2411:36 am
BUF
- SFO
1 stop10h 27m
Frontier
Wed 9/210:35 pm
SFO
- BUF
1 stop8h 54m
Frontier
Deal found 7/29![Frontier logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 8/259:29 pm
BUF
- SFO
2 stops50h 11m
Frontier
Tue 9/110:35 pm
SFO
- BUF
1 stop8h 54m
Frontier
Deal found 7/28![Frontier logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 8/2811:36 am
BUF
- SFO
1 stop10h 27m
Frontier
Sun 8/3010:35 pm
SFO
- BUF
1 stop8h 54m
Frontier
Deal found 7/29![Frontier logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 8/2811:36 am
BUF
- SFO
1 stop10h 27m
Frontier
Mon 8/313:38 pm
SFO
- BUF
2 stops14h 45m
Frontier
Deal found 7/29![Frontier logo]()
$297
This Frontier deal was found by Cheapflights users on 7/28. 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.
Sun 8/3011:36 am
BUF
- SFO
1 stop10h 27m
Frontier
Thu 9/1010:05 pm
SFO
- BUF
1 stop11h 50m
Frontier
Deal found 7/28![Frontier logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 8/3111:36 am
BUF
- SFO
2 stops12h 04m
Frontier
Sun 9/610:35 pm
SFO
- BUF
1 stop8h 54m
Frontier
Deal found 7/29![Frontier logo]()
$287
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 July 30, 2026.
Search for one-way flight options from Buffalo to San Francisco. Find affordable one-way fares based on user searches. Data last updated July 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2011:36 am
BUF
- SFO
2 stops12h 04m
Frontier
Deal found 7/25![Frontier logo]()
$156
This Delta deal was found by Cheapflights users on 7/29. 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 9/310:00 am
BUF
- SFO
1 stop11h 24m
Delta
Deal found 7/29![Delta logo]()
$160
This Booking.com deal was found by Cheapflights users on 7/27. 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.
Sat 8/1512:28 pm
BUF
- SFO
1 stop9h 45m
Frontier
Deal found 7/27![Frontier logo]()
$162
This Frontier deal was found by Cheapflights users on 7/27. 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 8/1311:29 am
BUF
- SFO
1 stop10h 44m
Frontier
Deal found 7/27![Frontier logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 9/111:36 am
BUF
- SFO
2 stops12h 10m
Frontier
Deal found 7/29![Frontier logo]()
$167
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Sun 8/236:21 am
BUF
- SFO
1 stop8h 53m
American Airlines
Deal found 7/27![American Airlines logo]()
$168
This Southwest deal was found by Cheapflights users on 7/27. 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 10/191:50 pm
BUF
- SFO
2 stops10h 15m
Southwest
Deal found 7/27![Southwest logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:54 pm
BUF
- SFO
2 stops52h 52m
Frontier
Deal found 7/25![Frontier logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 8/189:29 pm
BUF
- SFO
2 stops25h 27m
Frontier
Deal found 7/27![Frontier logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1911:36 am
BUF
- SFO
2 stops23h 36m
Frontier
Deal found 7/26![Frontier logo]()
$179
This Justfly.com deal was found by Cheapflights users on 7/27. 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.
Sat 9/199:15 am
BUF
- SFO
1 stop10h 08m
JetBlue
Deal found 7/27![JetBlue logo]()
$180
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 July 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $200 (Frontier) |
One-way from | $156 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $370 |
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 July 30, 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
Wed 8/26
11:36 am-7:03 pm
1 stop10h 27m
San Francisco
Mon 8/31
10:35 pm-10:29 am
1 stop8h 54m
$240
BuffaloSan Francisco
BUF - SFO
BUFSFO
Buffalo
Wed 9/2
6:55 am-11:25 am
1 stop7h 30m
San Francisco
Wed 9/9
10:35 pm-9:28 am
1 stop7h 53m
$299
BuffaloSan Francisco
BUF - SFO
BUFSFO
Buffalo
Sat 9/26
12:17 pm-7:58 pm
1 stop10h 41m
San Francisco
Wed 9/30
2:20 pm-11:53 pm
1 stop6h 33m
$299
Quickest round-trip
BuffaloSan Francisco
BUF - SFO
BUFSFO
Buffalo
Wed 8/26
6:27 am-10:25 am
1 stop6h 58m
San Francisco
Mon 8/31
10:35 pm-9:40 am
1 stop8h 05m
$319
BuffaloSan Francisco
BUF - SFO
BUFSFO
Buffalo
Mon 10/26
2:50 pm-10:05 pm
2 stops10h 15m
San Francisco
Fri 10/30
11:40 pm-10:50 am
1 stop8h 10m
$321
BuffaloSan Francisco
BUF - SFO
BUFSFO
Buffalo
Mon 10/12
3:10 pm-12:58 am
1 stop12h 48m
San Francisco
Mon 10/19
8:45 pm-8:24 am
1 stop8h 39m
$325
BuffaloSan Francisco
BUF - SFO
BUFSFO
Buffalo
Sat 8/29
5:13 pm-11:58 pm
1 stop9h 45m
San Francisco
Sat 9/12
4:59 pm-11:10 am
2 stops15h 11m
$341
BuffaloSan Francisco
BUF - SFO
BUFSFO
Buffalo
Fri 9/25
2:23 pm-9:40 pm
1 stop10h 17m
San Francisco
Sun 9/27
9:44 pm-10:09 am
1 stop9h 25m
$361
BuffaloSan Francisco
BUF - SFO
BUFSFO
Buffalo
Sat 8/29
10:50 am-7:35 pm
2 stops11h 45m
San Francisco
Thu 9/3
8:30 am-9:55 pm
2 stops10h 25m
$368
BuffaloSan Francisco
BUF - SFO
BUFSFO
Buffalo
Tue 8/25
6:00 am-12:55 pm
2 stops9h 55m
San Francisco
Fri 8/28
8:30 am-9:50 pm
2 stops10h 20m
$385
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 July.
| 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 |
- 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 24 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.
How much does it cost to fly round-trip from Buffalo to San Francisco?
Airfare is below average for this route at the moment.
Buffalo to San Francisco flights typically cost between $288 and $577 in August.The cheapest round-trip price found within the last 5 days was $200 on Frontier (Aug 19-Aug 25).
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 July 30, 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.
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Entertainment
7.5
Comfort
8.0
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
Fairfield
Emeryville
Roseville
Burlingame
Rancho Cordova
San Bruno
Cupertino
Newark
Hayward
San Ramon
Redwood City
San Carlos
Turlock
Vallejo
San Lorenzo
Davis
Vacaville
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 July 30, 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 July 30, 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 July 30, 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 July 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$121 | Average$296 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$171 | Average$372 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$243 | Average$336 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$250 | Average$388 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$250 | Average$411 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$263 | Average$464 | FlexibilityNo cancel fee | On-time63% |