ON TIMEBOARD

UA 2217 on time

United Airlines 2217: Washington to Houston at 5:59 p.m. (past 12 months)

On time
71%
341 flights · likely 66–76%
Cancelled
0.6%
of scheduled flights
Typical arrival
0 min
median vs schedule
When late
+65 min
average delay
Similar flights
72%
UA, same route & hour

About 1 in 3 UA 2217 flights from Washington arrived 15+ minutes late, diverted or cancelled over the past year (29%); 0.6% were cancelled. The typical flight landed 0 minutes early.

UA 2217: IAD → IAH

Scheduled to leave Washington at 5:59 p.m. local time. Over the past year it arrived on time 71% of the time (341 flights), in line with other UA flights on the route at that hour (72%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 83% on time (30 flights)83SepOct 2025: 71% on time (31 flights)71OctNov 2025: 70% on time (30 flights)70NovDec 2025: 71% on time (31 flights)71DecJan 2026: 77% on time (31 flights)77JanFeb 2026: 82% on time (28 flights)82FebMar 2026: too few flights (7 flights)MarApr 2026: 67% on time (30 flights)67AprMay 2026: 71% on time (31 flights)71MayJun 2026: 67% on time (30 flights)67JunJul 2026: 55% on time (31 flights)55JulAug 2026: 65% on time (31 flights)65Aug

By day of week

DayFlightsOn time
Monday5072%
Tuesday4980%
Wednesday4978%
Thursday4871%
Friday4869%
Saturday4860%
Sunday4969%

Why it was late

Late inbound plane 37%Air traffic & airport (NAS) 30%Airline (crew, maintenance, ops) 22%Severe weather 12%

All flights IAD → IAH · Connecting off UA 2217? Check the risk

Questions

How often is UA 2217 from IAD to IAH late?

United Airlines 2217 from Washington, DC to Houston, TX arrived 15 or more minutes late, was diverted or was cancelled on 29% of 341 scheduled flights between September 2025 and August 2026. 0.6% 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.