AustinSeattleFlight TimeAUS–SEA
Austin (Austin-Bergstrom International Airport) to Seattle (Seattle-Tacoma International Airport).
The flight from Austin (AUS) to Seattle (SEA) takes 4h 1m on average, covering about 1,950 miles. Across 14 flights we tracked, the fastest was 3h 50m and the slowest 4h 29m, with Alaska Airlines flying it most often.
Plan this routeAt a glance
| Avg flight time | Distance | Fastest tracked | Airlines |
|---|---|---|---|
| 4h 1m | 1,950 mi | 3h 50m | 1 |
Airlines on this route
Captured airlines for AUS to SEA
Our current provider sample includes 7-8/day from AUS to SEA across 3 captured airlines.
- First departure
- 06:00
- Last departure
- 19:15
- Cadence
- ~hourly
- Captured departures/day
- 13
| Airline | Captured daily freq. | Aircraft | Departures (local) |
|---|---|---|---|
| Delta Air Lines | 3-4/day | Airbus A220, Boeing 737 · Seat map | 06:0011:1918:13 |
Aircraft we tracked
Methodology: figures are aggregated from 14 real flights on this route tracked between 2026-06-05 and 2026-06-19, sourced from live flight data. Updated daily as new flights are observed.
Route FAQ
How long is the flight from AUS to SEA?
The AUS to SEA flight takes 4h 1m on average based on 14 tracked flights.
How far is AUS from SEA?
AUS to SEA is about 1,950 miles by air.
Which airlines fly from AUS to SEA?
Alaska Airlines flies the AUS to SEA route in our tracked route data.
What aircraft fly from AUS to SEA?
Aircraft observed on AUS to SEA include Boeing 737-900, Boeing 737 MAX 9.