ON TIMEBOARD

AS 727 on time

Alaska Airlines 727: Seattle to Atlanta at 4:05 p.m. (past 12 months)

On time
81%
199 flights · likely 75–86%
Cancelled
1.0%
of scheduled flights
Typical arrival
−7 min
median vs schedule
When late
+46 min
average delay
Similar flights
83%
AS, same route & hour

About 1 in 5 AS 727 flights from Seattle arrived 15+ minutes late, diverted or cancelled over the past year (19%); 1.0% were cancelled. The typical flight landed 7 minutes early.

AS 727: SEA → ATL

Scheduled to leave Seattle at 4:05 p.m. local time. Over the past year it arrived on time 81% of the time (199 flights), in line with other AS flights on the route at that hour (83%). Last seen in the data Aug 31, 2026.

Usually Alaska Airlines's last flight of the day from Seattle to Atlanta (67% of days). Alaska Airlines's last SEA–ATL flight was cancelled 0.9% of the time, against 0.4% for its earlier ones. If it's cancelled, the next Alaska Airlines flight is usually around 9:05 a.m. the next morning.

Month by month

40%70%100%Jan 2025: 87% on time (15 flights)87JanFeb 2025: too few flights (6 flights)FebJun 2025: 84% on time (19 flights)84JunJul 2025: 68% on time (31 flights)68JulAug 2025: 68% on time (19 flights)68AugFeb 2026: 100% on time (17 flights)100FebMar 2026: 71% on time (31 flights)71MarApr 2026: 77% on time (30 flights)77AprMay 2026: 97% on time (31 flights)97MayJun 2026: 76% on time (29 flights)76JunJul 2026: 80% on time (30 flights)80JulAug 2026: 77% on time (31 flights)77Aug

By day of week

DayFlightsOn time
Monday2983%
Tuesday2882%
Wednesday2789%
Thursday2979%
Friday2979%
Saturday2882%
Sunday2976%

Why it was late

Airline (crew, maintenance, ops) 44%Late inbound plane 30%Air traffic & airport (NAS) 26%

All flights SEA → ATL · Connecting off AS 727? Check the risk

Questions

How often is AS 727 from SEA to ATL late?

Alaska Airlines 727 from Seattle, WA to Atlanta, GA arrived 15 or more minutes late, was diverted or was cancelled on 19% of 199 scheduled flights between September 2025 and August 2026. 1.0% 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.