ON TIMEBOARD

AS 1389 on time

Alaska Airlines 1389: Portland to Los Angeles at 9:30 p.m. (past 12 months)

On time
79%
208 flights · likely 73–84%
Cancelled
0.0%
of scheduled flights
Typical arrival
−3 min
median vs schedule
When late
+32 min
average delay
Similar flights
81%
AS, same route & hour

About 1 in 5 AS 1389 flights from Portland arrived 15+ minutes late, diverted or cancelled over the past year (21%); 0.0% were cancelled. The typical flight landed 3 minutes early.

AS 1389: PDX → LAX

Scheduled to leave Portland at 9:30 p.m. local time. Over the past year it arrived on time 79% of the time (208 flights), in line with other AS flights on the route at that hour (81%). Last seen in the data Aug 17, 2026.

Usually Alaska Airlines's last flight of the day from Portland to Los Angeles (100% of days). Alaska Airlines's last PDX–LAX flight was cancelled 0.3% of the time, against 0.5% for its earlier ones. If it's cancelled, the next Alaska Airlines flight is usually around 7:00 a.m. the next morning.

Month by month

40%70%100%Oct 2025: too few flights (3 flights)OctNov 2025: 86% on time (22 flights)86NovDec 2025: 68% on time (28 flights)68DecJan 2026: 80% on time (20 flights)80JanFeb 2026: 88% on time (16 flights)88FebMar 2026: 65% on time (20 flights)65MarApr 2026: 81% on time (21 flights)81AprMay 2026: 83% on time (23 flights)83MayJun 2026: 90% on time (21 flights)90JunJul 2026: 81% on time (21 flights)81JulAug 2026: too few flights (13 flights)Aug

By day of week

DayFlightsOn time
Monday4384%
Tuesday7—
Wednesday4—
Thursday4090%
Friday4075%
Saturday3184%
Sunday4367%

Why it was late

Airline (crew, maintenance, ops) 45%Late inbound plane 34%Air traffic & airport (NAS) 20%Severe weather 1%

All flights PDX → LAX · Connecting off AS 1389? Check the risk

Questions

How often is AS 1389 from PDX to LAX late?

Alaska Airlines 1389 from Portland, OR to Los Angeles, CA arrived 15 or more minutes late, was diverted or was cancelled on 21% of 208 scheduled flights between September 2025 and August 2026. 0.0% were cancelled.

Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check Alaska Airlines for today's flight. Method.