FFL Helper
San Francisco SFO
$196
BUF → SFO · Southwest Airlines
FFL Helper / Buffalo / San Francisco / September 2026
BUF → SFO · 2026-09
Buffalo to San Francisco in September 2026
Dated one-way fares from Buffalo to San Francisco in September 2026. Use the calendar to see which days are cheaper.
Lowest this month
$196
Highest this month
$196
Sample fare
$196
Airports
BUF–SFO
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Other months: September 2026 · Full route
September 2026 price calendar
September 2026
From $196
Mon
Tue
Wed
Thu
Fri
Sat
Sun
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2
3
4
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9
10
$196
11
12
13
14
15
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17
18
19
20
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Dated fares
Booking BUF to SFO in September 2026
This page is only September 2026 on the Buffalo to San Francisco route. Open the full route if you want the next months side by side.
Prices move as seats sell. Confirm the live itinerary before you book Buffalo to San Francisco in September 2026.