● Deals from
● Sweeping every destination…
$56usually $98−43%21 Sept 2026 · direct · score 80/100 · Exceptional
Why so cheap?
Researching this route’s pricing right now — checking season, sales, capacity and route news…
Fares by departure date
Today’s fare is cheaper than 94% of the 17 fares tracked for this route.
Questions people ask about this route
- What is the lowest price for a flight from San Francisco to Seattle right now?
- The lowest price our scan found today (2026-09-02) is $56 one-way fare, departing 21 Sept 2026, direct. Fares move constantly — the link below re-checks live availability on Aviasales.
- Is $56 a good price for a San Francisco to Seattle flight (SFO→SEA)?
- Yes by the data: this route usually costs about $98 (midpoint of Google Flights' typical price range), so $56 is 43% below usual and cheaper than 94% of the 17 fares tracked for this route. FareFloor's deal score for it is 80/100 as of 2026-09-02.
- When is the cheapest time to fly from San Francisco to Seattle in the coming months?
- Across the departure windows our 2026-09-02 scan compared, the lowest-priced departure found is 21 Sept 2026 at $56 one-way fare. Method: we sweep this origin's destinations several times a day via Google Flights data and keep the cheapest round-trip window per route — a cheaper window can appear any day, so treat this as today's answer, not a permanent one.
- Why is it so cheap to fly from San Francisco to Seattle right now?
- Flights from San Francisco to Seattle departing 21 September 2026 are currently about 43% cheaper than usual — $56 against a usual level of roughly $98 — because short‑term pricing competition and a sale‑level discount on the densely‑served San Francisco‑Seattle route in September. (Researched 31 August 2026 from current web sources.)
- Is there a direct flight from San Francisco to Seattle at this price?
- Yes — the $56 fare found today is a direct flight.