Flight history · Aug 2025 – Jul 2026 · US DOT on-time records
AS 3021 · San Diego (SAN) → Denver (DEN)
Sold by Alaska, flown by SkyWest. Still flying: 3 of the last 56 days.
Arrives on time85%within 15 minutes, of 79 flights
Cancelled5.1%of scheduled flights
An hour or more late3%of flights that operated
When late, on average35 minlate, among flights 15+ min late
Schedule
Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport (Denver is 1 h ahead of San Diego).
- Leaves SAN
- 20:15
- Arrives DEN
- 23:49
- Flight time
- 2h 34m
- 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 SAN
All flights leaving San Diego (SAN) at 8–9 pm, wherever they’re going: 64% left within 15 minutes and 2.3% were cancelled (4,885 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.