ON TIMEBOARD

DL 3039 on time

Delta Air Lines 3039: Chattanooga to Atlanta at 6:45 a.m. (past 12 months)

On time
92%
131 flights · likely 86–95%
Cancelled
3.8%
of scheduled flights
Typical arrival
−11 min
median vs schedule
When late
+88 min
average delay
Similar flights
89%
DL, same route & hour

About 1 in 12 DL 3039 flights from Chattanooga arrived 15+ minutes late, diverted or cancelled over the past year (8%); 3.8% were cancelled. The typical flight landed 11 minutes early.

DL 3039: CHA → ATL

Scheduled to leave Chattanooga at 6:45 a.m. local time. Over the past year it arrived on time 92% of the time (131 flights), in line with other DL flights on the route at that hour (89%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Apr 2025: 93% on time (30 flights)93AprMay 2025: too few flights (6 flights)MayJun 2025: 87% on time (23 flights)87JunJul 2025: 97% on time (31 flights)97JulAug 2025: too few flights (10 flights)AugJan 2026: 85% on time (27 flights)85JanFeb 2026: too few flights (11 flights)FebApr 2026: 89% on time (18 flights)89AprMay 2026: 94% on time (31 flights)94MayJun 2026: too few flights (10 flights)JunJul 2026: too few flights (4 flights)JulAug 2026: 97% on time (30 flights)97Aug

By day of week

DayFlightsOn time
Monday19—
Tuesday18—
Wednesday18—
Thursday17—
Friday17—
Saturday17—
Sunday2588%

Why it was late

Airline (crew, maintenance, ops) 65%Severe weather 19%Air traffic & airport (NAS) 16%

All flights CHA → ATL · Connecting off DL 3039? Check the risk

Questions

How often is DL 3039 from CHA to ATL late?

Delta Air Lines 3039 from Chattanooga, TN to Atlanta, GA arrived 15 or more minutes late, was diverted or was cancelled on 8% of 131 scheduled flights between September 2025 and August 2026. 3.8% 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.