Flight history · Aug 2025 – Jul 2026 · US DOT on-time records
AS 740 · Boise (BOI) → Seattle (SEA)
Sold by Alaska. Still flying: 52 of the last 56 days (Daily).
Arrives on time54%within 15 minutes, of 52 flights
Cancelled0.0%of scheduled flights
An hour or more late8%of flights that operated
When late, on average38 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 Boise).
- Leaves BOI
- 16:27
- Arrives SEA
- 17:06
- Flight time
- 1h 39m
- 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 BOI
All flights leaving Boise (BOI) at 4–5 pm, wherever they’re going: 76% left within 15 minutes and 1.0% were cancelled (1,642 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.