ON TIMEBOARD

DL 957 on time

Delta Air Lines 957: Denver to Atlanta at 3:15 p.m. (past 12 months)

On time
83%
214 flights · likely 77–87%
Cancelled
0.5%
of scheduled flights
Typical arrival
−13 min
median vs schedule
When late
+80 min
average delay
Similar flights
83%
DL, same route & hour

About 1 in 6 DL 957 flights from Denver arrived 15+ minutes late, diverted or cancelled over the past year (17%); 0.5% were cancelled. The typical flight landed 13 minutes early.

DL 957: DEN → ATL

Scheduled to leave Denver at 3:15 p.m. local time. Over the past year it arrived on time 83% of the time (214 flights), in line with other DL flights on the route at that hour (83%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Jun 2025: 62% on time (29 flights)62JunJul 2025: 77% on time (31 flights)77JulAug 2025: too few flights (10 flights)AugDec 2025: too few flights (12 flights)DecJan 2026: 92% on time (25 flights)92JanFeb 2026: 96% on time (24 flights)96FebMar 2026: 81% on time (31 flights)81MarApr 2026: 93% on time (30 flights)93AprMay 2026: too few flights (6 flights)MayJun 2026: 83% on time (24 flights)83JunJul 2026: 65% on time (31 flights)65JulAug 2026: 77% on time (31 flights)77Aug

By day of week

DayFlightsOn time
Monday3388%
Tuesday2879%
Wednesday2882%
Thursday3190%
Friday3174%
Saturday3083%
Sunday3382%

Why it was late

Airline (crew, maintenance, ops) 42%Late inbound plane 31%Air traffic & airport (NAS) 18%Severe weather 9%

All flights DEN → ATL · Connecting off DL 957? Check the risk

Questions

How often is DL 957 from DEN to ATL late?

Delta Air Lines 957 from Denver, CO to Atlanta, GA arrived 15 or more minutes late, was diverted or was cancelled on 17% of 214 scheduled flights between September 2025 and August 2026. 0.5% 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.