ON TIMEBOARD
United Airlines / DFW → ORD

UA 1564 on time

United Airlines 1564: Dallas to Chicago at 4:27 p.m.; Washington to Dallas at 12:41 p.m. (past 12 months). Figures below the title are for DFW → ORD, its busiest leg

On time
58%
352 flights · likely 53–63%
Cancelled
1.1%
of scheduled flights
Typical arrival
+6 min
median vs schedule
When late
+94 min
average delay
Similar flights
59%
UA, same route & hour

About 1 in 2 UA 1564 flights from Dallas arrived 15+ minutes late, diverted or cancelled over the past year (42%); 1.1% were cancelled. The typical flight landed 6 minutes late.

UA 1564: DFW → ORD

Scheduled to leave Dallas at 4:27 p.m. local time. Over the past year it arrived on time 58% of the time (352 flights), in line with other UA flights on the route at that hour (59%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 60% on time (30 flights)60SepOct 2025: 60% on time (30 flights)60OctNov 2025: 63% on time (24 flights)63NovDec 2025: 62% on time (29 flights)62DecJan 2026: 55% on time (31 flights)55JanFeb 2026: 72% on time (25 flights)72FebMar 2026: 55% on time (31 flights)55MarApr 2026: 63% on time (30 flights)63AprMay 2026: 65% on time (31 flights)65MayJun 2026: 47% on time (30 flights)47JunJul 2026: 50% on time (30 flights)50JulAug 2026: 48% on time (31 flights)48Aug

By day of week

DayFlightsOn time
Monday5355%
Tuesday5267%
Wednesday5068%
Thursday5149%
Friday5252%
Saturday4856%
Sunday4659%

Why it was late

Late inbound plane 44%Air traffic & airport (NAS) 41%Airline (crew, maintenance, ops) 13%Severe weather 2%

All flights DFW → ORD · Connecting off UA 1564? Check the risk

UA 1564: IAD → DFW

Scheduled to leave Washington at 12:41 p.m. local time. Over the past year it arrived on time 79% of the time (198 flights), worse than other UA flights on the route at that hour (83%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Feb 2026: 82% on time (17 flights)82FebMar 2026: 84% on time (31 flights)84MarApr 2026: 87% on time (30 flights)87AprMay 2026: 77% on time (31 flights)77MayJun 2026: 73% on time (30 flights)73JunJul 2026: 65% on time (31 flights)65JulAug 2026: 89% on time (28 flights)89Aug

By day of week

DayFlightsOn time
Monday2983%
Tuesday2886%
Wednesday2875%
Thursday2979%
Friday2979%
Saturday2673%
Sunday2979%

Why it was late

Late inbound plane 62%Airline (crew, maintenance, ops) 21%Air traffic & airport (NAS) 16%

All flights IAD → DFW · Connecting off UA 1564? Check the risk

Questions

How often is UA 1564 from DFW to ORD late?

United Airlines 1564 from Dallas/Fort Worth, TX to Chicago, IL arrived 15 or more minutes late, was diverted or was cancelled on 42% of 352 scheduled flights between September 2025 and August 2026. 1.1% were cancelled.

How often is UA 1564 from IAD to DFW late?

United Airlines 1564 from Washington, DC to Dallas/Fort Worth, TX arrived 15 or more minutes late, was diverted or was cancelled on 21% of 198 scheduled flights between September 2025 and August 2026. 0.0% 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.