ON TIMEBOARD

UA 1793 on time

United Airlines 1793: Washington to Chicago at 6:30 a.m. (past 12 months)

On time
89%
363 flights · likely 86–92%
Cancelled
1.9%
of scheduled flights
Typical arrival
−7 min
median vs schedule
When late
+67 min
average delay
Similar flights
89%
UA, same route & hour

About 1 in 9 UA 1793 flights from Washington arrived 15+ minutes late, diverted or cancelled over the past year (11%); 1.9% were cancelled. The typical flight landed 7 minutes early.

UA 1793: DCA → ORD

Scheduled to leave Washington at 6:30 a.m. local time. Over the past year it arrived on time 89% of the time (363 flights), in line with other UA flights on the route at that hour (89%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 97% on time (30 flights)97SepOct 2025: 87% on time (31 flights)87OctNov 2025: 90% on time (30 flights)90NovDec 2025: 90% on time (31 flights)90DecJan 2026: 77% on time (31 flights)77JanFeb 2026: 93% on time (27 flights)93FebMar 2026: 81% on time (31 flights)81MarApr 2026: 90% on time (30 flights)90AprMay 2026: 100% on time (31 flights)100MayJun 2026: 83% on time (30 flights)83JunJul 2026: 93% on time (30 flights)93JulAug 2026: 90% on time (31 flights)90Aug

By day of week

DayFlightsOn time
Monday5389%
Tuesday5294%
Wednesday5190%
Thursday5294%
Friday5285%
Saturday5288%
Sunday5184%

Why it was late

Air traffic & airport (NAS) 50%Airline (crew, maintenance, ops) 40%Late inbound plane 10%

All flights DCA → ORD · Connecting off UA 1793? Check the risk

Questions

How often is UA 1793 from DCA to ORD late?

United Airlines 1793 from Washington, DC to Chicago, IL arrived 15 or more minutes late, was diverted or was cancelled on 11% of 363 scheduled flights between September 2025 and August 2026. 1.9% 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 United Airlines for today's flight. Method.