AS1039 SEA → GEG

Alaska Airlines · Seattle, WA to Spokane, WA · 49 flights observed, 2025-07-01 to 2025-08-19 · 224 mi

This flight's reliability varies a lot by day of week — 71% on-time on Wednesdays vs. 33% on Fridays.

AS1039 covers more than one route in the data window — the stats below are for SEA → GEG, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
55%
Median delay
+14 min
90th percentile
+78 min
Cancellation rate
0%

How often is AS1039 on time?

Across 49 flights on SEA → GEG from 2025-07-01 to 2025-08-19, AS1039 arrived within 15 minutes of schedule 55% of the time. The median arrival delay was +14 min, and the worst 10% of flights arrived +78 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2755%
16-30 min918%
31-60 min612%
61-120 min612%
2+ hrs12%

Performance by month

MonthFlightsOn-timeAvg delay
2025-073047%+24 min
2025-081968%+20 min

Performance by day of week

DayFlightsOn-time
Mon743%
Tue850%
Wed771%
Thu757%
Fri633%
Sat771%
Sun757%

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