AS1108 SEA → SAN

Alaska Airlines · Seattle, WA to San Diego, CA · 111 flights observed, 2025-07-01 to 2025-10-25 · 1,050 mi

This flight's reliability varies a lot by day of week — 100% on-time on Wednesdays vs. 56% on Sundays.

AS1108 covers more than one route in the data window — the stats below are for SEA → SAN, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
74%
Median delay
+2 min
90th percentile
+30 min
Cancellation rate
1%

How often is AS1108 on time?

Across 111 flights on SEA → SAN from 2025-07-01 to 2025-10-25, AS1108 arrived within 15 minutes of schedule 74% of the time. The median arrival delay was +2 min, and the worst 10% of flights arrived +30 min or later. 1% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time8174%
16-30 min1816%
31-60 min87%
61-120 min33%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-073181%+6 min
2025-083158%+15 min
2025-093087%-3 min
2025-101867%+12 min

Performance by day of week

DayFlightsOn-time
Mon1587%
Tue1457%
Wed14100%
Thu1771%
Fri1765%
Sat1782%
Sun1656%

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