ON TIMEBOARD

DL 1501 on time

Delta Air Lines 1501: Atlanta to Columbus at 7:08 p.m. (past 12 months)

On time
73%
257 flights · likely 67–78%
Cancelled
0.8%
of scheduled flights
Typical arrival
−5 min
median vs schedule
When late
+49 min
average delay
Similar flights
70%
DL, same route & hour

About 1 in 4 DL 1501 flights from Atlanta arrived 15+ minutes late, diverted or cancelled over the past year (27%); 0.8% were cancelled. The typical flight landed 5 minutes early.

DL 1501: ATL → CMH

Scheduled to leave Atlanta at 7:08 p.m. local time. Over the past year it arrived on time 73% of the time (257 flights), better than other DL flights on the route at that hour (70%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 73% on time (30 flights)73SepOct 2025: 71% on time (31 flights)71OctNov 2025: 83% on time (24 flights)83NovDec 2025: 58% on time (24 flights)58DecJan 2026: 53% on time (15 flights)53JanFeb 2026: too few flights (10 flights)FebMar 2026: 62% on time (21 flights)62MarApr 2026: 90% on time (20 flights)90AprMay 2026: 82% on time (28 flights)82MayJun 2026: too few flights (6 flights)JunJul 2026: 68% on time (22 flights)68JulAug 2026: 69% on time (26 flights)69Aug

By day of week

DayFlightsOn time
Monday4276%
Tuesday3675%
Wednesday3689%
Thursday3871%
Friday4073%
Saturday2669%
Sunday3959%

Why it was late

Airline (crew, maintenance, ops) 48%Late inbound plane 34%Air traffic & airport (NAS) 12%Severe weather 6%

All flights ATL → CMH · Connecting off DL 1501? Check the risk

Questions

How often is DL 1501 from ATL to CMH late?

Delta Air Lines 1501 from Atlanta, GA to Columbus, OH arrived 15 or more minutes late, was diverted or was cancelled on 27% of 257 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 Delta Air Lines for today's flight. Method.