UA4403 United Airlines - Flight Status

Codeshare Flights
The flight AC4399 from Air Canada (AC) is a codeshare flight operated by United Airlines (UA) under the flight number UA4403. Check this page for details about flight UA4403.

Below, you can find details about United Airlines flight UA4403, which currently operates between the airports of Newark - Newark Liberty International Airport (Airport Code EWR) and Ottawa - Ottawa Macdonald-Cartier International Airport (Airport Code YOW).
This flight data pertains specifically to the flight's details for Tuesday, September 02, 2025.

UA4403 On Time performance:
79
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

UA4403 United Airlines to Ottawa

Landed - On-time
Flight Status for Tuesday September 02, 2025
This flight was also scheduled for Yesterday (September 01, 2025). See it here
This flight is also scheduled for Tomorrow (September 03, 2025). See it here

Airline information

United Airlines
United Airlines
Equipment: Canadair (Bombardier) Regional Jet 550

Departure

Newark (EWR)
September 02, 2025
Newark Liberty International Airport
Departed at:
07:33 am
Terminal:
C
Gate:
C109
Scheduled Departure Time: 07:38 am

Arrival

Ottawa (YOW)
September 02, 2025
Ottawa Macdonald-Cartier International Airport
Arrived at:
08:58 am
Terminal:
-
Gate:
3
Scheduled Arrival Time: 09:11 am
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.airport-ewr.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:

- AC4399 - Air Canada

Additional Information

Which is the frequency of flight UA4403?
The flight UA4403 is scheduled to flight on daily basis.

Which is the distance of flight UA4403?
The distance between the two airports is 329 miles.

Which is the flight time of flight UA4403?
The scheduled flight time gate to gate is: 01:33 hours.
The real flight time gate to gate on average is: 01:34 hours.

Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.

Alternative Flights

The following airlines serves the same route between Newark and Ottawa:

Porter Airlines
- Flight Number: PD2334. (On Time performance: 70 - Average Delay: 25 minutes)
- Flight Number: PD2338. (On Time performance: 28 - Average Delay: 62 minutes)

United Airlines
- Flight Number: UA3506. (On Time performance: 57 - Average Delay: 75 minutes)
- Flight Number: UA3660. (On Time performance: 63 - Average Delay: 24 minutes)

Punctuality and delays

We have gathered data from recent months and present below an analysis of how timely the flights have been.

In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from May 27, 2025 to August 26, 2025, we have obtained these figures.
Total number of flights: 92
On Time: 73 ( 79 % )
Moderate Delay: 8 ( 9 % )
Significant Delay: 6 ( 7 % )
Major Delay: 4 ( 4 % )
Canceled: 0 ( 0 % )
Diverted: 1 ( 1 % )

Average Delay: 10 minutes.
Delays analyzed by Weekday: We have gathered available data from last six months, spanning from May 22, 2025 to August 26, 2025. Next, you can observe the results broken down by day of the week: number of flights analyzed, on-time performance per day, and average delay per day.

Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from January 07, 2025 to July 31, 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 UA4403

Date
Departure
Arrival
Duration
Aircraft
Status
Monday
01 September
10:21 am
()
11:40 am
Ottawa (YOW)
Canadair (Bomb
Canadair (Bomb
Landed - DIVERTED
Monday
01 September
07:38 am
Newark (EWR)
08:23 am
Newark (EWR)
Canadair (Bomb
Canadair (Bomb
- DIVERTED
Sunday
31 August
07:30 am
Newark (EWR)
09:11 am
Ottawa (YOW)
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Saturday
30 August
07:36 am
Newark (EWR)
08:53 am
Ottawa (YOW)
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Friday
29 August
07:37 am
Newark (EWR)
09:07 am
Ottawa (YOW)
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Thursday
28 August
07:55 am
Newark (EWR)
09:49 am
Ottawa (YOW)
Canadair (Bomb
Canadair (Bomb
Landed - Delayed
Wednesday
27 August
07:29 am
Newark (EWR)
09:03 am
Ottawa (YOW)
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Tuesday
26 August
07:33 am
Newark (EWR)
08:52 am
Ottawa (YOW)
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Monday
25 August
07:29 am
Newark (EWR)
09:10 am
Ottawa (YOW)
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Sunday
24 August
07:37 am
Newark (EWR)
09:42 am
Ottawa (YOW)
Canadair (Bomb
Canadair (Bomb
Landed - Delayed