ON TIMEBOARD

AS 1393 on time

Alaska Airlines 1393: Portland to San Francisco at 5:50 p.m. (past 12 months)

On time
65%
230 flights · likely 58–71%
Cancelled
0.4%
of scheduled flights
Typical arrival
0 min
median vs schedule
When late
+52 min
average delay
Similar flights
65%
AS, same route & hour

About 1 in 3 AS 1393 flights from Portland arrived 15+ minutes late, diverted or cancelled over the past year (35%); 0.4% were cancelled. The typical flight landed 0 minutes early.

AS 1393: PDX → SFO

Scheduled to leave Portland at 5:50 p.m. local time. Over the past year it arrived on time 65% of the time (230 flights), in line with other AS flights on the route at that hour (65%). Last seen in the data Aug 31, 2026.

Usually Alaska Airlines's last flight of the day from Portland to San Francisco (57% of days). Alaska Airlines's last PDX–SFO flight was cancelled 0.8% of the time, against 0.6% for its earlier ones. If it's cancelled, the next Alaska Airlines flight is usually around 7:19 a.m. the next morning.

Month by month

30%65%100%Oct 2025: too few flights (6 flights)OctNov 2025: 81% on time (27 flights)81NovDec 2025: 66% on time (29 flights)66DecJan 2026: 81% on time (31 flights)81JanFeb 2026: 61% on time (28 flights)61FebMar 2026: 90% on time (29 flights)90MarApr 2026: 56% on time (27 flights)56AprMay 2026: 42% on time (31 flights)42MayJun 2026: too few flights (9 flights)JunAug 2026: too few flights (13 flights)Aug

By day of week

DayFlightsOn time
Monday3566%
Tuesday3468%
Wednesday3468%
Thursday3348%
Friday3468%
Saturday2580%
Sunday3560%

Why it was late

Air traffic & airport (NAS) 64%Late inbound plane 22%Airline (crew, maintenance, ops) 13%

All flights PDX → SFO · Connecting off AS 1393? Check the risk

Questions

How often is AS 1393 from PDX to SFO late?

Alaska Airlines 1393 from Portland, OR to San Francisco, CA arrived 15 or more minutes late, was diverted or was cancelled on 35% of 230 scheduled flights between September 2025 and August 2026. 0.4% 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.