UA4455United Airlines · YOW → IAD
updated 5h ago
Route confirmed United Airlines

UA4455 OttawaYOW WashingtonIAD

UA4455 by United Airlines flies from Ottawa (YOW) to Washington (IAD).

Right nowNext departure today Operates daily
20:47

scheduled from YOW

The route today

live boards
YOWOttawaOn-time likelyYOW delay board →
IADWashingtonOn-time likelyIAD delay board →
YOW→IADevery carrier, schedules and on-time historyRoute intelligence →

Tomorrow at Washington

Forecast

Tue 10 Nov, local date

High21°Clikely 19°C to 22°C
Low4°Clikely 2°C to 6°C

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

How UA4455 actually runs

Pro Flight Search has tracked every published board update for UA4455 across the YOW and IAD boards: schedule changes, gate pushes and actual clocks. Combined risk score: 33.0/100. Based on airport operations, weather, and cached board history at YOW and IAD.

The verdict above is that record speaking, so it reflects how UA4455 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around UA4455? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search: UA4455 Ottawa to Washington on-time performance, measured from the YOW and IAD airport boards.

Canonical URL
https://proflightsearch.com/flight/UA4455
How we measure this →