United UA4455 Flight Status Tracker
UA4455 is a international flight operated by United. UA4455 is departing from Ottawa (YOW), Canada and arriving at Washington (IAD), United States. The flight distance is about 722.31 km or 448.82 miles and flight time is 1 hours 46 minutes. Get the latest status of UA4455 / UAL4455 here.
Update on Jan. 12, 2026, 3:16 a.m.
Lastest Status
Departed Delayed by 4h 22m
| YOW | IAD |
Distance: 722.31 km / 448.82 miles or 390.01 nautical miles.
Departure Ottawa International Airport
Actual Departure: 23:35
Scheduled Departure: 19:27
Departure Terminal : B Gate None
Arrival Washington Dulles Airport
Estimate Arrival: 01:47
Scheduled Arrival: 21:25
Arrival Terminal : N/A Gate None
Flight UA4455 detail information
| Type | International Flight |
| Route | Departure Ottawa (YOW), Canada and arriving at Washington (IAD), United States |
| Airlines | United (UA) |
| Aircraft | CR5 |
| Flight Duration | 1 hours 46 minutes |
| Flight Distance | 722.31 km /448.82 miles |
| Operating Days | Monday, Wednesday, Thursday, Friday |
Find more flight status
UA4455 Airports
| Departures |
|---|
| Airport: Ottawa International Airport, Canada |
| ICAO Code: YOW |
| YOW Current time: 00:26 12-Jan-2026 |
| Arrivals |
| Airport: Washington Dulles Airport, United States |
| ICAO Code: IAD |
| IAD Current time: 00:26 12-Jan-2026 |