ON TIMEBOARD

DL 825 on time

Delta Air Lines 825: Atlanta to Las Vegas at 9:20 p.m. (past 12 months)

On time
63%
230 flights · likely 57–69%
Cancelled
0.4%
of scheduled flights
Typical arrival
+3 min
median vs schedule
When late
+62 min
average delay
Similar flights
65%
DL, same route & hour

About 1 in 3 DL 825 flights from Atlanta arrived 15+ minutes late, diverted or cancelled over the past year (37%); 0.4% were cancelled. The typical flight landed 3 minutes late.

DL 825: ATL → LAS

Scheduled to leave Atlanta at 9:20 p.m. local time. Over the past year it arrived on time 63% of the time (230 flights), in line with other DL flights on the route at that hour (65%). Last seen in the data Aug 30, 2026.

Usually Delta Air Lines's last flight of the day from Atlanta to Las Vegas (61% of days). Delta Air Lines's last ATL–LAS flight was cancelled 1.1% of the time, against 0.6% for its earlier ones. If it's cancelled, the next Delta Air Lines flight is usually around 7:25 a.m. the next morning.

Month by month

20%60%100%Sep 2025: too few flights (12 flights)SepOct 2025: 56% on time (16 flights)56OctNov 2025: too few flights (14 flights)NovDec 2025: 62% on time (21 flights)62DecJan 2026: 74% on time (23 flights)74JanFeb 2026: too few flights (14 flights)FebMar 2026: too few flights (4 flights)MarApr 2026: 61% on time (18 flights)61AprMay 2026: 71% on time (31 flights)71MayJun 2026: 67% on time (30 flights)67JunJul 2026: 62% on time (29 flights)62JulAug 2026: 33% on time (18 flights)33Aug

By day of week

DayFlightsOn time
Monday4070%
Tuesday2090%
Wednesday2475%
Thursday4360%
Friday4358%
Saturday2065%
Sunday4043%

Why it was late

Airline (crew, maintenance, ops) 52%Late inbound plane 26%Air traffic & airport (NAS) 19%Severe weather 2%Security 1%

All flights ATL → LAS · Connecting off DL 825? Check the risk

Questions

How often is DL 825 from ATL to LAS late?

Delta Air Lines 825 from Atlanta, GA to Las Vegas, NV arrived 15 or more minutes late, was diverted or was cancelled on 37% of 230 scheduled flights between September 2025 and August 2026. 0.4% 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.