SFO September 2026 fare snapshot

FareGlide grouped 2 cached September 2026 fare observations to SFO across 2 origins. The lowest cached origin is Austin (AUS) from $94 on Sep 2, 2026. Cached observations were last generated on May 29, 2026.

Month
September 2026
Cached low
$94
Origin rows
2
Nonstop samples
1

Origins to SFO in September 2026

Use these rows as a month-specific origin shortlist. Each route needs a fresh partner check because seats, baggage, refund rules, and fare availability can change after the cached observation.

Destination-month recheck plan

This plan keeps the destination and month fixed first, then decides whether the origin, stop filter, or dates should move before booking research leaves FareGlide.

Destination-month lock

SFO in September 2026

Keep San Francisco and September 2026 fixed first, then compare origins before changing the travel month.

Lowest cached origin

Austin from $94

Start with AUS to SFO on Sep 2, 2026, then compare nearby weekdays.

Evidence depth

2 samples / 2 routes

2 origins have cached September 2026 context to San Francisco. Use this as a shortlist, not a live fare table.

Stop filter

1 cached nonstop sample

Compare nonstop and one-stop filters in live results because a faster itinerary may price differently.

Route cards for September 2026

Connected destination timing pages

All cheap months to SFO Cheap flights to SFO SFO destination hub All destination month guides

SFO September 2026 questions

Are September 2026 fares to SFO live on this page?

No. FareGlide uses cached fare observations to build the origin shortlist. Confirm current price, inventory, baggage, seat, and booking rules with the partner provider.

Which origin looked cheapest for SFO in September 2026?

AUS to SFO had the lowest cached sample at $94 on Sep 2, 2026.

How many cached samples support this SFO month page?

FareGlide grouped 2 cached fare samples across 2 route rows for September 2026.