UA4438 United Airlines - Flight Status

Codeshare Flights
The flight AC3464 from Air Canada (AC) is a codeshare flight operated by United Airlines (UA) under the flight number UA4438. Check this page for details about flight UA4438.

Below, you can find details about United Airlines flight UA4438, which currently operates between the airports of Newark - Newark Liberty International Airport (Airport Code EWR) and Portland - Portland International Jetport (Airport Code PWM).
This flight data pertains specifically to the flight's details for Tuesday, April 28, 2026.

UA4438 On Time performance:
88
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

UA4438 United Airlines to Portland

En Route - On-time
Flight Status for Tuesday April 28, 2026
This flight was also scheduled for Yesterday (April 27, 2026). See it here
This flight is also scheduled for Tomorrow (April 29, 2026). See it here

Airline information

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

Departure

Newark (EWR)
April 28, 2026
Newark Liberty International Airport
Departed at:
07:51 am
Terminal:
C
Gate:
C103
Scheduled Departure Time: 07:55 am

Arrival

Portland (PWM)
April 28, 2026
Portland International Jetport
Estimated Arrival Time:
09:14 am
Terminal:
-
Gate:
2
Scheduled Arrival Time: 09:25 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:

- AC3464 - Air Canada

- CM1368 - Copa Airlines

Additional Information

Which is the frequency of flight UA4438?
The flight UA4438 is scheduled to flight on daily basis.

Which is the distance of flight UA4438?
The distance between the two airports is 285 miles.

Which is the flight time of flight UA4438?
The scheduled flight time gate to gate is: 01:30 hours.
The real flight time gate to gate on average is: 01:18 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 airline serve the same route between Newark and Portland:
United Airlines - Flight Number: UA4397. (On Time performance: 75 - Average Delay: 14 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 March 30, 2026 to April 23, 2026, we have obtained these figures.
Total number of flights: 25
On Time: 22 ( 88 % )
Moderate Delay: 1 ( 4 % )
Significant Delay: 1 ( 4 % )
Major Delay: 1 ( 4 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 5 minutes.
Delays analyzed by Weekday: We have gathered available data from last six months, spanning from March 30, 2026 to April 23, 2026. 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.

Note: We have excluded some days from the graph, since the quantity and quality of the data is not representative enough.

Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions

Last Past Flights UA4438

Date
Departure
Arrival
Duration
Aircraft
Status
Monday
27 April
08:00 am
Newark (EWR)
09:18 am
Portland (PWM)
01h 18min
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Sunday
26 April
07:48 am
Newark (EWR)
09:10 am
Portland (PWM)
01h 22min
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Saturday
25 April
07:19 am
Newark (EWR)
08:42 am
Portland (PWM)
01h 23min
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Friday
24 April
07:46 am
Newark (EWR)
09:05 am
Portland (PWM)
01h 19min
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Thursday
23 April
07:48 am
Newark (EWR)
09:17 am
Portland (PWM)
01h 29min
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Wednesday
22 April
07:45 am
Newark (EWR)
09:02 am
Portland (PWM)
01h 17min
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Tuesday
21 April
08:32 am
Newark (EWR)
10:03 am
Portland (PWM)
01h 31min
Canadair (Bomb
Canadair (Bomb
Landed - Delayed
Monday
20 April
08:17 am
Newark (EWR)
09:28 am
Portland (PWM)
01h 11min
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Sunday
19 April
08:25 am
Newark (EWR)
09:47 am
Portland (PWM)
01h 22min
Canadair (Bomb
Canadair (Bomb
Landed - Delayed
Saturday
18 April
07:21 am
Newark (EWR)
08:46 am
Portland (PWM)
01h 25min
Canadair (Bomb
Canadair (Bomb
Landed - On-time