ON TIMEBOARD

UA 654 on time

United Airlines 654: Houston to Washington at 12:00 p.m.; Los Angeles to Houston at 5:45 a.m.; Washington to Chicago at 5:05 p.m. (past 12 months). Figures below the title are for IAH → DCA, its busiest leg

On time
77%
314 flights · likely 72–81%
Cancelled
0.6%
of scheduled flights
Typical arrival
−4 min
median vs schedule
When late
+57 min
average delay
Similar flights
81%
UA, same route & hour

About 1 in 4 UA 654 flights from Houston arrived 15+ minutes late, diverted or cancelled over the past year (23%); 0.6% were cancelled. The typical flight landed 4 minutes early.

UA 654: IAH → DCA

Scheduled to leave Houston at 12:00 p.m. local time. Over the past year it arrived on time 77% of the time (314 flights), worse than other UA flights on the route at that hour (81%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: too few flights (6 flights)SepOct 2025: too few flights (6 flights)OctNov 2025: 80% on time (30 flights)80NovDec 2025: 77% on time (31 flights)77DecJan 2026: 83% on time (30 flights)83JanFeb 2026: 89% on time (28 flights)89FebMar 2026: 77% on time (31 flights)77MarApr 2026: 83% on time (30 flights)83AprMay 2026: 77% on time (31 flights)77MayJun 2026: 63% on time (30 flights)63JunJul 2026: 57% on time (30 flights)57JulAug 2026: 81% on time (31 flights)81Aug

By day of week

DayFlightsOn time
Monday4667%
Tuesday4589%
Wednesday4381%
Thursday4580%
Friday4564%
Saturday4475%
Sunday4680%

Why it was late

Air traffic & airport (NAS) 40%Late inbound plane 33%Airline (crew, maintenance, ops) 22%Severe weather 5%

All flights IAH → DCA · Connecting off UA 654? Check the risk

UA 654: LAX → IAH

Scheduled to leave Los Angeles at 5:45 a.m. local time. Over the past year it arrived on time 95% of the time (253 flights), in line with other UA flights on the route at that hour (95%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Jul 2025: 94% on time (31 flights)94JulAug 2025: 94% on time (18 flights)94AugSep 2025: too few flights (6 flights)SepDec 2025: too few flights (14 flights)DecJan 2026: 97% on time (31 flights)97JanFeb 2026: 93% on time (28 flights)93FebMar 2026: 87% on time (30 flights)87MarApr 2026: 93% on time (30 flights)93AprMay 2026: 97% on time (31 flights)97MayJun 2026: 93% on time (30 flights)93JunJul 2026: 100% on time (31 flights)100JulAug 2026: 95% on time (22 flights)95Aug

By day of week

DayFlightsOn time
Monday3895%
Tuesday33100%
Wednesday3391%
Thursday3897%
Friday3895%
Saturday3594%
Sunday3892%

Why it was late

Airline (crew, maintenance, ops) 79%Air traffic & airport (NAS) 21%

All flights LAX → IAH · Connecting off UA 654? Check the risk

UA 654: DCA → ORD

Scheduled to leave Washington at 5:05 p.m. local time. Over the past year it arrived on time 47% of the time (228 flights), in line with other UA flights on the route at that hour (48%). Last seen in the data Aug 31, 2026.

Month by month

30%65%100%Aug 2025: 46% on time (28 flights)46AugSep 2025: 50% on time (30 flights)50SepOct 2025: 60% on time (25 flights)60OctMar 2026: 44% on time (27 flights)44MarApr 2026: 47% on time (30 flights)47AprMay 2026: 45% on time (31 flights)45MayJun 2026: 45% on time (29 flights)45JunJul 2026: 44% on time (27 flights)44JulAug 2026: 41% on time (29 flights)41Aug

By day of week

DayFlightsOn time
Monday3441%
Tuesday3345%
Wednesday3333%
Thursday3441%
Friday3444%
Saturday2778%
Sunday3352%

Why it was late

Air traffic & airport (NAS) 45%Severe weather 25%Late inbound plane 21%Airline (crew, maintenance, ops) 10%

All flights DCA → ORD · Connecting off UA 654? Check the risk

Questions

How often is UA 654 from IAH to DCA late?

United Airlines 654 from Houston, TX to Washington, DC arrived 15 or more minutes late, was diverted or was cancelled on 23% of 314 scheduled flights between September 2025 and August 2026. 0.6% were cancelled.

How often is UA 654 from LAX to IAH late?

United Airlines 654 from Los Angeles, CA to Houston, TX arrived 15 or more minutes late, was diverted or was cancelled on 5% of 253 scheduled flights between September 2025 and August 2026. 0.0% were cancelled.

How often is UA 654 from DCA to ORD late?

United Airlines 654 from Washington, DC to Chicago, IL arrived 15 or more minutes late, was diverted or was cancelled on 53% of 228 scheduled flights between September 2025 and August 2026. 3.1% 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.