Flight history · Aug 2025 – Jul 2026 · US DOT on-time records
AS 2456 · Ontario (ONT) → Portland (PDX)
Sold by Alaska, flown by Horizon. Still flying: 52 of the last 56 days (Daily).
Arrives on time93%within 15 minutes, of 300 flights
Cancelled1.3%of scheduled flights
An hour or more late2%of flights that operated
When late, on average70 minlate, among flights 15+ min late
Schedule
Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport.
- Leaves ONT
- 17:32
- Arrives PDX
- 19:49
- Flight time
- 2h 17m
- Days flown, last 8 weeks
- 52 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 ONT
All flights leaving Ontario (ONT) at 5–6 pm, wherever they’re going: 79% left within 15 minutes and 0.9% were cancelled (1,437 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.