AS1048 SEA → LAX

Alaska Airlines · Seattle, WA to Los Angeles, CA · 92 flights observed, 2025-07-01 to 2025-10-03 · 954 mi

This flight has been getting more reliable recently — 2025-09's on-time rate (90%) is well above the 62% average from earlier months.

AS1048 covers more than one route in the data window — the stats below are for SEA → LAX, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
71%
Median delay
+4 min
90th percentile
+57 min
Cancellation rate
1%

How often is AS1048 on time?

Across 92 flights on SEA → LAX from 2025-07-01 to 2025-10-03, AS1048 arrived within 15 minutes of schedule 71% of the time. The median arrival delay was +4 min, and the worst 10% of flights arrived +57 min or later. 1% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time6571%
16-30 min89%
31-60 min1011%
61-120 min55%
2+ hrs33%

Performance by month

MonthFlightsOn-timeAvg delay
2025-072962%+20 min
2025-082962%+26 min
2025-093090%+3 min
2025-10367%+9 min

Performance by day of week

DayFlightsOn-time
Mon1283%
Tue1471%
Wed1479%
Thu1464%
Fri1369%
Sat1283%
Sun1250%

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