ON TIMEBOARD

DL 436 on time

Delta Air Lines 436: Atlanta to Dallas at 5:35 p.m. (past 12 months)

On time
64%
312 flights · likely 58–69%
Cancelled
3.5%
of scheduled flights
Typical arrival
+2 min
median vs schedule
When late
+68 min
average delay
Similar flights
67%
DL, same route & hour

About 1 in 3 DL 436 flights from Atlanta arrived 15+ minutes late, diverted or cancelled over the past year (36%); 3.5% were cancelled. The typical flight landed 2 minutes late.

DL 436: ATL → DFW

Scheduled to leave Atlanta at 5:35 p.m. local time. Over the past year it arrived on time 64% of the time (312 flights), worse than other DL flights on the route at that hour (67%). Last seen in the data Aug 30, 2026.

Month by month

40%70%100%Sep 2025: 83% on time (30 flights)83SepOct 2025: 55% on time (31 flights)55OctNov 2025: 70% on time (30 flights)70NovDec 2025: 62% on time (26 flights)62DecJan 2026: 50% on time (24 flights)50JanFeb 2026: 78% on time (18 flights)78FebMar 2026: 71% on time (17 flights)71MarApr 2026: 78% on time (23 flights)78AprMay 2026: 54% on time (24 flights)54MayJun 2026: 64% on time (28 flights)64JunJul 2026: 45% on time (31 flights)45JulAug 2026: 63% on time (30 flights)63Aug

By day of week

DayFlightsOn time
Monday4768%
Tuesday4358%
Wednesday4168%
Thursday4571%
Friday4659%
Saturday4255%
Sunday4867%

Why it was late

Airline (crew, maintenance, ops) 44%Air traffic & airport (NAS) 26%Late inbound plane 23%Severe weather 5%

All flights ATL → DFW · Connecting off DL 436? Check the risk

Questions

How often is DL 436 from ATL to DFW late?

Delta Air Lines 436 from Atlanta, GA to Dallas/Fort Worth, TX arrived 15 or more minutes late, was diverted or was cancelled on 36% of 312 scheduled flights between September 2025 and August 2026. 3.5% 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.