Flight history · Aug 2025 – Jul 2026 · US DOT on-time records
AS 2311 · Portland (PDX) → Seattle (SEA)
Sold by Alaska, flown by Horizon. Still flying: 3 of the last 56 days.
Arrives on time100%within 15 minutes, of 24 flights
Cancelled0.0%of scheduled flights
An hour or more late0%of flights that operated
When late, on average–late, among flights 15+ min late
Schedule
Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport.
- Leaves PDX
- 10:45
- Arrives SEA
- 11:59
- Flight time
- 1h 14m
- Days flown, last 8 weeks
- 3 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 PDX
All flights leaving Portland (PDX) at 10–11 am, wherever they’re going: 87% left within 15 minutes and 0.8% were cancelled (10,405 flights in the year). Other Alaska flights on this route →
Upcoming forecasts
This flight isn’t in our published forecasts for the next few days.