ON TIMEBOARD

DL 1158 on time

Delta Air Lines 1158: Oklahoma City to Atlanta at 8:00 a.m. (past 12 months)

On time
89%
357 flights · likely 85–92%
Cancelled
2.2%
of scheduled flights
Typical arrival
−17 min
median vs schedule
When late
+168 min
average delay
Similar flights
91%
DL, same route & hour

About 1 in 9 DL 1158 flights from Oklahoma City arrived 15+ minutes late, diverted or cancelled over the past year (11%); 2.2% were cancelled. The typical flight landed 17 minutes early.

DL 1158: OKC → ATL

Scheduled to leave Oklahoma City at 8:00 a.m. local time. Over the past year it arrived on time 89% of the time (357 flights), in line with other DL flights on the route at that hour (91%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 100% on time (30 flights)100SepOct 2025: 100% on time (31 flights)100OctNov 2025: 90% on time (30 flights)90NovDec 2025: 84% on time (31 flights)84DecJan 2026: 81% on time (31 flights)81JanFeb 2026: 89% on time (28 flights)89FebMar 2026: 94% on time (31 flights)94MarApr 2026: 87% on time (30 flights)87AprMay 2026: 90% on time (31 flights)90MayJun 2026: 93% on time (30 flights)93JunJul 2026: 84% on time (31 flights)84JulAug 2026: 74% on time (23 flights)74Aug

By day of week

DayFlightsOn time
Monday5385%
Tuesday4890%
Wednesday4894%
Thursday5292%
Friday5294%
Saturday5281%
Sunday5288%

Why it was late

Airline (crew, maintenance, ops) 85%Air traffic & airport (NAS) 12%Severe weather 3%

All flights OKC → ATL · Connecting off DL 1158? Check the risk

Questions

How often is DL 1158 from OKC to ATL late?

Delta Air Lines 1158 from Oklahoma City, OK to Atlanta, GA arrived 15 or more minutes late, was diverted or was cancelled on 11% of 357 scheduled flights between September 2025 and August 2026. 2.2% 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.