ON TIMEBOARD

AS 1385 on time

Alaska Airlines 1385: Seattle to San Francisco at 3:48 p.m. (past 12 months)

On time
67%
263 flights · likely 61–72%
Cancelled
1.1%
of scheduled flights
Typical arrival
+6 min
median vs schedule
When late
+39 min
average delay
Similar flights
67%
AS, same route & hour

About 1 in 3 AS 1385 flights from Seattle arrived 15+ minutes late, diverted or cancelled over the past year (33%); 1.1% were cancelled. The typical flight landed 6 minutes late.

AS 1385: SEA → SFO

Scheduled to leave Seattle at 3:48 p.m. local time. Over the past year it arrived on time 67% of the time (263 flights), in line with other AS flights on the route at that hour (67%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Oct 2025: too few flights (5 flights)OctNov 2025: 75% on time (24 flights)75NovDec 2025: 68% on time (31 flights)68DecJan 2026: 74% on time (31 flights)74JanFeb 2026: 84% on time (25 flights)84FebMar 2026: 88% on time (16 flights)88MarApr 2026: too few flights (9 flights)AprMay 2026: 55% on time (31 flights)55MayJun 2026: 73% on time (30 flights)73JunJul 2026: 52% on time (31 flights)52JulAug 2026: 50% on time (30 flights)50Aug

By day of week

DayFlightsOn time
Monday4068%
Tuesday3992%
Wednesday3977%
Thursday3949%
Friday3850%
Saturday3266%
Sunday3667%

Why it was late

Air traffic & airport (NAS) 42%Late inbound plane 36%Airline (crew, maintenance, ops) 21%Severe weather 2%

All flights SEA → SFO · Connecting off AS 1385? Check the risk

Questions

How often is AS 1385 from SEA to SFO late?

Alaska Airlines 1385 from Seattle, WA to San Francisco, CA arrived 15 or more minutes late, was diverted or was cancelled on 33% of 263 scheduled flights between September 2025 and August 2026. 1.1% 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.