Flight history · Aug 2025 – Jul 2026 · US DOT on-time records
AS 493 · Denver (DEN) → Seattle (SEA)
Sold by Alaska. Still flying: 14 of the last 56 days.
Arrives on time57%within 15 minutes, of 14 flights
Cancelled0.0%of scheduled flights
An hour or more late29%of flights that operated
When late, on average104 minlate, among flights 15+ min late
Schedule
Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport (Seattle is 1 h behind Denver).
- Leaves DEN
- 21:08
- Arrives SEA
- 23:10
- Flight time
- 3h 02m
- Days flown, last 8 weeks
- 14 of 56
Each square is a day, Sat Jun 6 to Fri Jul 31, two weeks per row (each column is the same weekday); filled = flew.
How late it arrives
Share of flights that operated arriving more than this late.
Horizontal: minutes late at arrival (0 to 3 hours). Vertical: share of flights later than that.
Its hour at DEN
All flights leaving Denver (DEN) at 9–10 pm, wherever they’re going: 67% left within 15 minutes and 0.7% were cancelled (10,147 flights in the year). Other Alaska flights on this route →
Upcoming forecasts
Our odds that this flight is late or cancelled on the days we publish.