AS542 SAN → PDX

Alaska Airlines · San Diego, CA to Portland, OR · 20 flights observed, 2026-02-12 to 2026-03-16 · 933 mi

This flight's reliability varies a lot by day of week — 100% on-time on Mondays vs. 60% on Thursdays.

AS542 covers more than one route in the data window — the stats below are for SAN → PDX, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
84%
Median delay
-11 min
90th percentile
+55 min
Cancellation rate
5%

How often is AS542 on time?

Across 20 flights on SAN → PDX from 2026-02-12 to 2026-03-16, AS542 arrived within 15 minutes of schedule 84% of the time. The median arrival delay was -11 min, and the worst 10% of flights arrived +55 min or later. 5% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1684%
16-30 min00%
31-60 min15%
61-120 min211%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-021080%+5 min
2026-03989%+1 min

Performance by day of week

DayFlightsOn-time
Mon5100%
TueNo data—
WedNo data—
Thu560%
Fri4100%
SatNo data—
Sun580%

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