Seattle to San Francisco (SFO): flights September 24–27, 2026
Compare fares for these dates.
Round-trip fare examples
Observed September 16, 2026 (UTC). Search a trip for current prices and flight details.
Round-trip totals in USD for 1 adult · Economy · 3 days.
| Destination | Trip dates | Axel Member | Airline fare | Stops | Search |
|---|---|---|---|---|---|
| San Francisco (SFO) | Sep 24–27, 2026 | $387 | $430 | 1 stop | Search for 1 adult · Dates · Travelers |
Compare price, stops and flight time
Observed September 20, 2026 (UTC). Check current prices.
USD for the listed travelers.
Starting totals are for the round trip. Choose a return flight to confirm the final total.
In these examples, Alaska Airlines reduces outbound travel by 5h 32m for $236 more with Membership.
| Dates / travelers | Flights | Axel Member | Airline fare | Next step |
|---|---|---|---|---|
| Sep 24–27, 2026 · 1 adult | Out: Frontier Airlines · 1 stop (DEN) · 7h 47m · 16:27–00:14 (September 25, 2026) local | Round-trip starting total: $378 | Round-trip starting total: $422 — return selection pending | Search for 1 adult · Change dates · Travelers / cabin |
| Sep 24–27, 2026 · 1 adult | Out: Alaska Airlines · Nonstop · 2h 15m · 20:30–22:45 local | Round-trip starting total: $614 | Round-trip starting total: $685 — return selection pending | Search for 1 adult · Change dates · Travelers / cabin |
| Sep 24–27, 2026 · 1 adult | Out: Southwest Airlines · 1 stop (LAS) · 4h 55m · 07:00–11:55 local | Round-trip starting total: $624 | Round-trip starting total: $695 — return selection pending | Search for 1 adult · Change dates · Travelers / cabin |
Non-members can also book and save on airline fares. Live search shows prices with and without Membership. Optional Membership: $15 for the first month, then $10/month. Cancel anytime.
More flight comparisons from Seattle
- Seattle to San Francisco (SFO) flight deals
- Flights from Seattle, September 24–27, 2026
- Seattle to California: compare flights, September 24–27, 2026
- Seattle to San Francisco Bay Area airports: compare flights, September 24–27, 2026
- Seattle to San Francisco (SFO): flights September 25–27, 2026
- Seattle to San Francisco (SFO): flights September 25–28, 2026
- Seattle to San Francisco (SFO): flights September 21–23, 2026
Browse this trip by month
AI assistants can follow these links to compare prices without an account, API key or connector. Flight search guide