ON TIMEBOARD

DL 2979 on time

Delta Air Lines 2979: Atlanta to Indianapolis at 5:30 p.m. (past 12 months)

On time
75%
158 flights · likely 67–81%
Cancelled
1.3%
of scheduled flights
Typical arrival
−5 min
median vs schedule
When late
+51 min
average delay
Similar flights
77%
DL, same route & hour

About 1 in 4 DL 2979 flights from Atlanta arrived 15+ minutes late, diverted or cancelled over the past year (25%); 1.3% were cancelled. The typical flight landed 5 minutes early.

DL 2979: ATL → IND

Scheduled to leave Atlanta at 5:30 p.m. local time. Over the past year it arrived on time 75% of the time (158 flights), in line with other DL flights on the route at that hour (77%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Jun 2025: too few flights (12 flights)JunJul 2025: 50% on time (26 flights)50JulAug 2025: 65% on time (31 flights)65AugSep 2025: 90% on time (30 flights)90SepOct 2025: 84% on time (31 flights)84OctNov 2025: 83% on time (30 flights)83NovDec 2025: too few flights (9 flights)DecJun 2026: 81% on time (21 flights)81JunJul 2026: 53% on time (19 flights)53JulAug 2026: 56% on time (18 flights)56Aug

By day of week

DayFlightsOn time
Monday2979%
Tuesday17—
Wednesday17—
Thursday2774%
Friday2767%
Saturday13—
Sunday2857%

Why it was late

Airline (crew, maintenance, ops) 42%Late inbound plane 34%Air traffic & airport (NAS) 21%Severe weather 3%

All flights ATL → IND · Connecting off DL 2979? Check the risk

Questions

How often is DL 2979 from ATL to IND late?

Delta Air Lines 2979 from Atlanta, GA to Indianapolis, IN arrived 15 or more minutes late, was diverted or was cancelled on 25% of 158 scheduled flights between September 2025 and August 2026. 1.3% 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.