ON TIMEBOARD

AS 449 on time

Alaska Airlines 449: Seattle to Phoenix at 10:18 a.m. (past 12 months)

On time
82%
239 flights · likely 77–86%
Cancelled
0.8%
of scheduled flights
Typical arrival
−5 min
median vs schedule
When late
+43 min
average delay
Similar flights
82%
AS, same route & hour

About 1 in 6 AS 449 flights from Seattle arrived 15+ minutes late, diverted or cancelled over the past year (18%); 0.8% were cancelled. The typical flight landed 5 minutes early.

AS 449: SEA → PHX

Scheduled to leave Seattle at 10:18 a.m. local time. Over the past year it arrived on time 82% of the time (239 flights), in line with other AS flights on the route at that hour (82%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Oct 2025: too few flights (6 flights)OctNov 2025: 73% on time (30 flights)73NovDec 2025: 71% on time (31 flights)71DecJan 2026: 87% on time (31 flights)87JanFeb 2026: 89% on time (28 flights)89FebMar 2026: 83% on time (30 flights)83MarApr 2026: 87% on time (30 flights)87AprMay 2026: 87% on time (31 flights)87MayJun 2026: too few flights (9 flights)JunAug 2026: too few flights (13 flights)Aug

By day of week

DayFlightsOn time
Monday3571%
Tuesday3488%
Wednesday3476%
Thursday3488%
Friday3488%
Saturday3485%
Sunday3476%

Why it was late

Airline (crew, maintenance, ops) 39%Air traffic & airport (NAS) 32%Late inbound plane 29%

All flights SEA → PHX · Connecting off AS 449? Check the risk

Questions

How often is AS 449 from SEA to PHX late?

Alaska Airlines 449 from Seattle, WA to Phoenix, AZ arrived 15 or more minutes late, was diverted or was cancelled on 18% of 239 scheduled flights between September 2025 and August 2026. 0.8% 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.