AS2039 SEA → BOI

Alaska Airlines · Seattle, WA to Boise, ID · 39 flights observed, 2025-08-20 to 2025-10-03 · 399 mi

This flight's reliability varies a lot by day of week — 100% on-time on Mondays vs. 29% on Thursdays.

AS2039 covers more than one route in the data window — the stats below are for SEA → BOI, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
64%
Median delay
+2 min
90th percentile
+42 min
Cancellation rate
0%

How often is AS2039 on time?

Across 39 flights on SEA → BOI from 2025-08-20 to 2025-10-03, AS2039 arrived within 15 minutes of schedule 64% of the time. The median arrival delay was +2 min, and the worst 10% of flights arrived +42 min or later. 0% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time2564%
16-30 min615%
31-60 min615%
61-120 min25%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-081070%+5 min
2025-092665%+10 min
2025-10333%+24 min

Performance by day of week

DayFlightsOn-time
Mon6100%
Tue683%
Wed786%
Thu729%
Fri729%
SatNo data—
Sun667%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…