ON TIMEBOARD

AS 522 on time

Alaska Airlines 522: Seattle to Nashville at 9:00 a.m. (past 12 months)

On time
83%
285 flights · likely 78–87%
Cancelled
0.7%
of scheduled flights
Typical arrival
−11 min
median vs schedule
When late
+46 min
average delay
Similar flights
84%
AS, same route & hour

About 1 in 6 AS 522 flights from Seattle arrived 15+ minutes late, diverted or cancelled over the past year (17%); 0.7% were cancelled. The typical flight landed 11 minutes early.

AS 522: SEA → BNA

Scheduled to leave Seattle at 9:00 a.m. local time. Over the past year it arrived on time 83% of the time (285 flights), in line with other AS flights on the route at that hour (84%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Aug 2025: 55% on time (31 flights)55AugSep 2025: 77% on time (30 flights)77SepOct 2025: 90% on time (31 flights)90OctNov 2025: 77% on time (30 flights)77NovDec 2025: 82% on time (28 flights)82DecJan 2026: 69% on time (29 flights)69JanFeb 2026: 88% on time (25 flights)88FebMar 2026: 93% on time (29 flights)93MarApr 2026: 90% on time (30 flights)90AprMay 2026: 81% on time (31 flights)81MayJun 2026: too few flights (9 flights)JunAug 2026: too few flights (13 flights)Aug

By day of week

DayFlightsOn time
Monday4381%
Tuesday4176%
Wednesday4188%
Thursday4283%
Friday4283%
Saturday3786%
Sunday3985%

Why it was late

Airline (crew, maintenance, ops) 39%Air traffic & airport (NAS) 37%Late inbound plane 16%Severe weather 8%

All flights SEA → BNA · Connecting off AS 522? Check the risk

Questions

How often is AS 522 from SEA to BNA late?

Alaska Airlines 522 from Seattle, WA to Nashville, TN arrived 15 or more minutes late, was diverted or was cancelled on 17% of 285 scheduled flights between September 2025 and August 2026. 0.7% 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.