ON TIMEBOARD

AS 365 on time

Alaska Airlines 365: Dallas to Seattle at 9:00 a.m. (past 12 months)

On time
78%
359 flights · likely 73–82%
Cancelled
1.1%
of scheduled flights
Typical arrival
−4 min
median vs schedule
When late
+42 min
average delay
Similar flights
83%
AS, same route & hour

About 1 in 4 AS 365 flights from Dallas arrived 15+ minutes late, diverted or cancelled over the past year (22%); 1.1% were cancelled. The typical flight landed 4 minutes early.

AS 365: DFW → SEA

Scheduled to leave Dallas at 9:00 a.m. local time. Over the past year it arrived on time 78% of the time (359 flights), worse than other AS flights on the route at that hour (83%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 60% on time (30 flights)60SepOct 2025: 65% on time (31 flights)65OctNov 2025: 69% on time (29 flights)69NovDec 2025: 52% on time (31 flights)52DecJan 2026: 71% on time (31 flights)71JanFeb 2026: 89% on time (28 flights)89FebMar 2026: 83% on time (29 flights)83MarApr 2026: 100% on time (27 flights)100AprMay 2026: 84% on time (31 flights)84MayJun 2026: 77% on time (30 flights)77JunJul 2026: 90% on time (31 flights)90JulAug 2026: 97% on time (31 flights)97Aug

By day of week

DayFlightsOn time
Monday5374%
Tuesday5277%
Wednesday5279%
Thursday5275%
Friday5188%
Saturday4777%
Sunday5275%

Why it was late

Air traffic & airport (NAS) 42%Airline (crew, maintenance, ops) 22%Late inbound plane 18%Severe weather 17%Security 2%

All flights DFW → SEA · Connecting off AS 365? Check the risk

Questions

How often is AS 365 from DFW to SEA late?

Alaska Airlines 365 from Dallas/Fort Worth, TX to Seattle, WA arrived 15 or more minutes late, was diverted or was cancelled on 22% of 359 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.