ON TIMEBOARD

DL 444 on time

Delta Air Lines 444: Atlanta to Seattle at 7:25 a.m. (past 12 months)

On time
77%
363 flights · likely 72–81%
Cancelled
1.7%
of scheduled flights
Typical arrival
−5 min
median vs schedule
When late
+54 min
average delay
Similar flights
76%
DL, same route & hour

About 1 in 4 DL 444 flights from Atlanta arrived 15+ minutes late, diverted or cancelled over the past year (23%); 1.7% were cancelled. The typical flight landed 5 minutes early.

DL 444: ATL → SEA

Scheduled to leave Atlanta at 7:25 a.m. local time. Over the past year it arrived on time 77% of the time (363 flights), in line with other DL flights on the route at that hour (76%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 93% on time (30 flights)93SepOct 2025: 77% on time (31 flights)77OctNov 2025: 86% on time (29 flights)86NovDec 2025: 71% on time (31 flights)71DecJan 2026: 70% on time (30 flights)70JanFeb 2026: 79% on time (28 flights)79FebMar 2026: 71% on time (31 flights)71MarApr 2026: 90% on time (30 flights)90AprMay 2026: 65% on time (31 flights)65MayJun 2026: 70% on time (30 flights)70JunJul 2026: 74% on time (31 flights)74JulAug 2026: 74% on time (31 flights)74Aug

By day of week

DayFlightsOn time
Monday5273%
Tuesday5281%
Wednesday5271%
Thursday5283%
Friday5184%
Saturday5277%
Sunday5267%

Why it was late

Airline (crew, maintenance, ops) 63%Air traffic & airport (NAS) 26%Late inbound plane 8%Severe weather 3%

All flights ATL → SEA · Connecting off DL 444? Check the risk

Questions

How often is DL 444 from ATL to SEA late?

Delta Air Lines 444 from Atlanta, GA to Seattle, WA arrived 15 or more minutes late, was diverted or was cancelled on 23% of 363 scheduled flights between September 2025 and August 2026. 1.7% 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 Delta Air Lines for today's flight. Method.