UA4455 United Airlines - Flight Status

Warning

There is more than one flight with the same flight number on the same day. This is the other flight:

UA4455 Ottawa (YOW) to Ottawa (YOW) Departure: 12:43 am Arrival: 02:17 am Check flight

Below, you can find details about United Airlines flight UA4455, which currently operates between the airports of Ottawa - Ottawa Macdonald-Cartier International Airport (Airport Code YOW) and Dulles - Washington Dulles International Airport (Airport Code IAD).
This flight data pertains specifically to the flight's details for Friday, November 28, 2025.

Table of contents:
Flight Status

UA4455 On Time performance:

We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays

Flight Status

UA4455 United Airlines to Dulles

Landed - Delayed

Delay: 307 minutes

Flight Status for Friday November 28, 2025

This flight is also scheduled for Today (November 29, 2025). See it here

This flight is also scheduled for Tomorrow (November 30, 2025). See it here

Airline information

United Airlines

Equipment: Canadair (Bombardier) Regional Jet 550

Departure

Ottawa (YOW)

November 28, 2025

Ottawa Macdonald-Cartier International Airport

Departed at:

12:43 am (2025-11-29)

Gate:

Scheduled Departure Time: 07:30 pm

Arrival

Dulles (IAD)

November 28, 2025

Washington Dulles International Airport

Arrived at:

02:30 am (2025-11-29)

Terminal:

Gate:

D29

Scheduled Arrival Time: 09:22 pm

Baggage: 5

Disclaimer

The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.ottawa-airport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.