UA4451 United Airlines - Flight Status
Codeshare Flights
The flight AC4695 from Air Canada (AC) is a codeshare flight operated by United Airlines (UA) under the flight number UA4451. Check this page for details about flight UA4451.
Below, you can find details about United Airlines flight UA4451, which currently operates between the airports of Dulles - Washington Dulles International Airport (Airport Code IAD) and Ottawa - Ottawa Macdonald-Cartier International Airport (Airport Code YOW).
This flight data pertains specifically to the flight's details for Wednesday, December 03, 2025.
Table of contents:
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights UA4451
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights UA4451
UA4451 On Time performance:
n/a
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions. Flight Status
UA4451 United Airlines from Dulles
Landed - Delayed
Delay: 108 minutes
Flight Status for Wednesday December 03, 2025
This flight is also scheduled for Today (December 04, 2025). See it here
This flight is also scheduled for Tomorrow (December 05, 2025). See it here
Landed - Delayed
Delay: 108 minutes
Flight Status for Wednesday December 03, 2025
Airline information
United Airlines
Equipment: Canadair (Bombardier) Regional Jet 550
Departure
Dulles (IAD)
December 03, 2025
Washington Dulles International Airport
Departed at:
12:06 am (2025-12-04)
Terminal:
-
Gate:
C22
Scheduled Departure Time: 10:14 pm
Arrival
Ottawa (YOW)
December 03, 2025
Ottawa Macdonald-Cartier International Airport
Arrived at:
01:42 am (2025-12-04)
Gate:
2
Scheduled Arrival Time: 11:54 pm
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.
Codeshare Flights
This flight is shared with other airlines, this means that these other flights are the same:
- AC4695 - Air Canada
Additional Information
Which is the frequency of flight UA4451?
The flight UA4451 is scheduled to flight on Tuesday, Wednesday, Thursday on a weekly basis.
Which is the distance of flight UA4451?
The distance between the two airports is 449 miles.
Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.
The flight UA4451 is scheduled to flight on Tuesday, Wednesday, Thursday on a weekly basis.
Which is the distance of flight UA4451?
The distance between the two airports is 449 miles.
Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.
Alternative Flights
The following airline serve the same route between Dulles and Ottawa:
United Airlines - Flight Number: UA3618. (On Time performance: 69 - Average Delay: 40 minutes)
United Airlines - Flight Number: UA3618. (On Time performance: 69 - Average Delay: 40 minutes)
Punctuality and delays
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from November 03, 2024 to May 20, 2025. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from November 03, 2024 to May 20, 2025. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.
Last Past Flights UA4451
Date
Departure
Arrival
Duration
Aircraft
Status
Wednesday
03 December
03 December
12:06 am
Dulles (IAD)
Dulles (IAD)
01:42 am
Ottawa (YOW)
Ottawa (YOW)
01h 36min
Canadair (Bomb
Canadair (Bomb
Landed - Delayed
Tuesday
02 December
02 December
10:08 pm
Dulles (IAD)
Dulles (IAD)
11:53 pm
Ottawa (YOW)
Ottawa (YOW)
01h 45min
Canadair (Bomb
Canadair (Bomb
Landed - On-time