Santa RosaSeattleNonstop Flight TimeSTS–SEA
Santa Rosa (Charles M Schulz/Sonoma County Airport) to Seattle (Seattle-Tacoma International Airport).
Direct flights from STS to SEA have an estimated flight time of about 1h 52m, based on the 618-mile great-circle distance. Our current captured departure sample includes 1-2/day across 2 captured airlines, with Alaska Airlines appearing most often in that sample.
Plan this routeAt a glance
| Est. flight time | Distance | Route type | Captured freq. | Market |
|---|---|---|---|---|
| ~1h 52m Estimated from great-circle distance — no tracked flights yet. | 618 mi | Nonstop | 1-2/day From the current provider sample; confirm live timetables before booking. | Domestic |
Airlines on this route
Captured nonstop airlines for STS to SEA
Our current provider sample includes 1-2/day direct flights from STS to SEA across 2 captured airlines.
| Airline | Captured daily freq. | Aircraft | Departures (local) |
|---|---|---|---|
| Alaska Airlines | 1-2/day | Boeing 737, Embraer E-Jet · Seat map | — |
| American Airlines | 3×/wk | Embraer E-Jet | — |
Aircraft on this route
Flying the other way?
SEA to STS flights — 1-2/day on 1 airline →Methodology: airline, aircraft, terminal, and departure-time details come from the rolling scheduled-departures window for STS to SEA, last seen June 15, 2026. Frequency uses 12 scheduled departures across 7 observed days; flight time is estimated from great-circle distance until this route has enough tracked flights for an observed average. Provider coverage can miss operators on some routes, so confirm live timetables before booking.
Route FAQ
How long is the flight from STS to SEA?
The STS to SEA flight time is estimated at about 1h 52m from great-circle distance until enough tracked flights are available.
How far is STS from SEA?
STS to SEA is about 618 miles by air.
Are there nonstop flights from STS to SEA?
Yes. Captured schedules show 1-2/day from STS to SEA on Alaska Airlines and American Airlines. Confirm live timetables before booking.
Which airlines fly from STS to SEA?
Our current provider sample for STS to SEA includes Alaska Airlines, American Airlines. Confirm live timetables before booking.
What aircraft fly from STS to SEA?
Aircraft captured in our current provider sample for STS to SEA include Boeing 737, Embraer E-Jet, Embraer E-Jet.
Route hubs
Nearby airport options
Near Santa Rosa
- OAK - OaklandOakland San Francisco Bay Airport · 63 mi from STSFlights from OAK
- SFO - San FranciscoSan Francisco International Airport · 66 mi from STSFlights from SFO
- SMF - SacramentoSacramento International Airport · 67 mi from STSFlights from SMF