UA3633 IAD → CVG

United Airlines · Washington, DC to Cincinnati, OH · 26 flights observed, 2025-11-02 to 2025-12-01 · 388 mi

This flight is usually on time, but has a real long-delay tail — typical (median) delay is -15 min, while the worst 10% run +57 min or later.

UA3633 covers more than one route in the data window — the stats below are for IAD → CVG, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
84%
Median delay
-15 min
90th percentile
+57 min
Cancellation rate
4%

How often is UA3633 on time?

Across 26 flights on IAD → CVG from 2025-11-02 to 2025-12-01, UA3633 arrived within 15 minutes of schedule 84% of the time. The median arrival delay was -15 min, and the worst 10% of flights arrived +57 min or later. 4% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time2184%
16-30 min00%
31-60 min14%
61-120 min28%
2+ hrs14%

Performance by month

MonthFlightsOn-timeAvg delay
2025-112483%+5 min
2025-121100%-12 min

Performance by day of week

DayFlightsOn-time
Mon4100%
Tue475%
Wed4100%
Thu475%
Fri475%
SatNo data—
Sun580%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…