ON TIMEBOARD

DL 836 on time

Delta Air Lines 836: Atlanta to Phoenix at 4:59 p.m. (past 12 months)

On time
69%
365 flights · likely 64–73%
Cancelled
1.4%
of scheduled flights
Typical arrival
0 min
median vs schedule
When late
+72 min
average delay
Similar flights
73%
DL, same route & hour

About 1 in 3 DL 836 flights from Atlanta arrived 15+ minutes late, diverted or cancelled over the past year (31%); 1.4% were cancelled. The typical flight landed 0 minutes early.

DL 836: ATL → PHX

Scheduled to leave Atlanta at 4:59 p.m. local time. Over the past year it arrived on time 69% of the time (365 flights), worse than other DL flights on the route at that hour (73%). Last seen in the data Aug 31, 2026.

Month by month

30%65%100%Sep 2025: 90% on time (30 flights)90SepOct 2025: 74% on time (31 flights)74OctNov 2025: 77% on time (30 flights)77NovDec 2025: 65% on time (31 flights)65DecJan 2026: 71% on time (31 flights)71JanFeb 2026: 64% on time (28 flights)64FebMar 2026: 87% on time (31 flights)87MarApr 2026: 83% on time (30 flights)83AprMay 2026: 61% on time (31 flights)61MayJun 2026: 70% on time (30 flights)70JunJul 2026: 39% on time (31 flights)39JulAug 2026: 45% on time (31 flights)45Aug

By day of week

DayFlightsOn time
Monday5370%
Tuesday5269%
Wednesday5281%
Thursday5269%
Friday5258%
Saturday5277%
Sunday5258%

Why it was late

Airline (crew, maintenance, ops) 54%Late inbound plane 24%Air traffic & airport (NAS) 18%Severe weather 4%

All flights ATL → PHX · Connecting off DL 836? Check the risk

Questions

How often is DL 836 from ATL to PHX late?

Delta Air Lines 836 from Atlanta, GA to Phoenix, AZ arrived 15 or more minutes late, was diverted or was cancelled on 31% of 365 scheduled flights between September 2025 and August 2026. 1.4% 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.