ON TIMEBOARD

UA 3561 on time

United Airlines 3561: Washington to Indianapolis at 8:24 a.m. (past 12 months)

On time
91%
317 flights · likely 88–94%
Cancelled
0.6%
of scheduled flights
Typical arrival
−12 min
median vs schedule
When late
+59 min
average delay
Similar flights
91%
UA, same route & hour

About 1 in 12 UA 3561 flights from Washington arrived 15+ minutes late, diverted or cancelled over the past year (9%); 0.6% were cancelled. The typical flight landed 12 minutes early.

UA 3561: IAD → IND

Scheduled to leave Washington at 8:24 a.m. local time, operated by Republic Airways as YX 3561. Over the past year it arrived on time 91% of the time (317 flights), in line with other UA flights on the route at that hour (91%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 90% on time (29 flights)90SepOct 2025: 96% on time (24 flights)96OctNov 2025: 93% on time (29 flights)93NovDec 2025: 80% on time (30 flights)80DecJan 2026: 90% on time (31 flights)90JanFeb 2026: 96% on time (25 flights)96FebMar 2026: too few flights (6 flights)MarApr 2026: 100% on time (22 flights)100AprMay 2026: 100% on time (29 flights)100MayJun 2026: 87% on time (30 flights)87JunJul 2026: 84% on time (31 flights)84JulAug 2026: 94% on time (31 flights)94Aug

By day of week

DayFlightsOn time
Monday4892%
Tuesday4190%
Wednesday4195%
Thursday4689%
Friday4896%
Saturday4589%
Sunday4890%

Why it was late

Late inbound plane 47%Airline (crew, maintenance, ops) 33%Air traffic & airport (NAS) 11%Severe weather 9%

All flights IAD → IND · Connecting off UA 3561? Check the risk

Questions

How often is UA 3561 from IAD to IND late?

United Airlines 3561 from Washington, DC to Indianapolis, IN arrived 15 or more minutes late, was diverted or was cancelled on 9% of 317 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.