ON TIMEBOARD

DL 330 on time

Delta Air Lines 330: Washington to Atlanta at 6:59 a.m. (past 12 months)

On time
91%
342 flights · likely 87–93%
Cancelled
2.3%
of scheduled flights
Typical arrival
−11 min
median vs schedule
When late
+71 min
average delay
Similar flights
92%
DL, same route & hour

About 1 in 11 DL 330 flights from Washington arrived 15+ minutes late, diverted or cancelled over the past year (9%); 2.3% were cancelled. The typical flight landed 11 minutes early.

DL 330: DCA → ATL

Scheduled to leave Washington at 6:59 a.m. local time. Over the past year it arrived on time 91% of the time (342 flights), in line with other DL flights on the route at that hour (92%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 93% on time (28 flights)93SepOct 2025: 88% on time (26 flights)88OctNov 2025: 88% on time (25 flights)88NovDec 2025: 86% on time (28 flights)86DecJan 2026: 83% on time (29 flights)83JanFeb 2026: 96% on time (26 flights)96FebMar 2026: 93% on time (30 flights)93MarApr 2026: 93% on time (30 flights)93AprMay 2026: 96% on time (28 flights)96MayJun 2026: 90% on time (30 flights)90JunJul 2026: 94% on time (31 flights)94JulAug 2026: 87% on time (31 flights)87Aug

By day of week

DayFlightsOn time
Monday5383%
Tuesday5294%
Wednesday3093%
Thursday5294%
Friday5196%
Saturday5292%
Sunday5283%

Why it was late

Airline (crew, maintenance, ops) 58%Air traffic & airport (NAS) 39%Severe weather 2%Late inbound plane 1%

All flights DCA → ATL · Connecting off DL 330? Check the risk

Questions

How often is DL 330 from DCA to ATL late?

Delta Air Lines 330 from Washington, DC to Atlanta, GA arrived 15 or more minutes late, was diverted or was cancelled on 9% of 342 scheduled flights between September 2025 and August 2026. 2.3% 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.