ON TIMEBOARD

DL 2738 on time

Delta Air Lines 2738: Atlanta to Chicago at 3:50 p.m. (past 12 months)

On time
55%
365 flights · likely 50–60%
Cancelled
3.0%
of scheduled flights
Typical arrival
+10 min
median vs schedule
When late
+57 min
average delay
Similar flights
55%
DL, same route & hour

About 1 in 2 DL 2738 flights from Atlanta arrived 15+ minutes late, diverted or cancelled over the past year (45%); 3.0% were cancelled. The typical flight landed 10 minutes late.

DL 2738: ATL → ORD

Scheduled to leave Atlanta at 3:50 p.m. local time. Over the past year it arrived on time 55% of the time (365 flights), in line with other DL flights on the route at that hour (55%). Last seen in the data Aug 31, 2026.

Month by month

20%60%100%Sep 2025: 83% on time (30 flights)83SepOct 2025: 65% on time (31 flights)65OctNov 2025: 63% on time (30 flights)63NovDec 2025: 52% on time (31 flights)52DecJan 2026: 65% on time (31 flights)65JanFeb 2026: 54% on time (28 flights)54FebMar 2026: 29% on time (31 flights)29MarApr 2026: 50% on time (30 flights)50AprMay 2026: 65% on time (31 flights)65MayJun 2026: 40% on time (30 flights)40JunJul 2026: 45% on time (31 flights)45JulAug 2026: 52% on time (31 flights)52Aug

By day of week

DayFlightsOn time
Monday5358%
Tuesday5254%
Wednesday5254%
Thursday5258%
Friday5248%
Saturday5263%
Sunday5250%

Why it was late

Air traffic & airport (NAS) 52%Airline (crew, maintenance, ops) 30%Late inbound plane 15%Severe weather 3%

All flights ATL → ORD · Connecting off DL 2738? Check the risk

Questions

How often is DL 2738 from ATL to ORD late?

Delta Air Lines 2738 from Atlanta, GA to Chicago, IL arrived 15 or more minutes late, was diverted or was cancelled on 45% of 365 scheduled flights between September 2025 and August 2026. 3.0% 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.