ON TIMEBOARD

DL 1436 on time

Delta Air Lines 1436: Appleton to Atlanta at 5:31 a.m. (past 12 months)

On time
80%
364 flights · likely 76–84%
Cancelled
2.2%
of scheduled flights
Typical arrival
−10 min
median vs schedule
When late
+117 min
average delay
Similar flights
80%
DL, same route & hour

About 1 in 5 DL 1436 flights from Appleton arrived 15+ minutes late, diverted or cancelled over the past year (20%); 2.2% were cancelled. The typical flight landed 10 minutes early.

DL 1436: ATW → ATL

Scheduled to leave Appleton at 5:31 a.m. local time. Over the past year it arrived on time 80% of the time (364 flights), in line with other DL flights on the route at that hour (80%). Last seen in the data Aug 31, 2026.

Month by month

30%65%100%Sep 2025: 100% on time (30 flights)100SepOct 2025: 87% on time (31 flights)87OctNov 2025: 72% on time (29 flights)72NovDec 2025: 55% on time (31 flights)55DecJan 2026: 42% on time (31 flights)42JanFeb 2026: 82% on time (28 flights)82FebMar 2026: 68% on time (31 flights)68MarApr 2026: 87% on time (30 flights)87AprMay 2026: 90% on time (31 flights)90MayJun 2026: 93% on time (30 flights)93JunJul 2026: 97% on time (31 flights)97JulAug 2026: 87% on time (31 flights)87Aug

By day of week

DayFlightsOn time
Monday5377%
Tuesday5277%
Wednesday5281%
Thursday5287%
Friday5175%
Saturday5281%
Sunday5283%

Why it was late

Airline (crew, maintenance, ops) 59%Air traffic & airport (NAS) 16%Severe weather 16%Late inbound plane 8%

All flights ATW → ATL · Connecting off DL 1436? Check the risk

Questions

How often is DL 1436 from ATW to ATL late?

Delta Air Lines 1436 from Appleton, WI to Atlanta, GA arrived 15 or more minutes late, was diverted or was cancelled on 20% of 364 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.