Informational Guide to Montreal International Airport - YUL - Non Official

UA3678 United Airlines - Flight Status

Codeshare Flights
The flight CM2811 from Copa Airlines (CM) is a codeshare flight operated by United Airlines (UA) under the flight number UA3678. Check this page for details about flight UA3678.

Below, you can find details about United Airlines flight UA3678, which currently operates between the airports of Dulles - Washington Dulles International Airport (Airport Code IAD) and Montreal - Montreal-Trudeau International Airport (Airport Code YUL).
This flight data pertains specifically to the flight's details for Friday, April 18, 2025.

UA3678 On Time performance:
68
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

UA3678 United Airlines from Dulles

Landed - Delayed
Delay: 201 minutes
Flight Status for Friday April 18, 2025
This flight is also scheduled for Today (April 19, 2025). See it here
This flight is also scheduled for Tomorrow (April 20, 2025). See it here

Airline information

United Airlines
United Airlines
Equipment: Embraer 175 (Enhanced Winglets)

Departure

Dulles (IAD)
April 18, 2025
Washington Dulles International Airport
Departed at:
07:32 pm
Terminal:
-
Gate:
C28
Scheduled Departure Time: 04:07 pm

Arrival

Montreal (YUL)
April 18, 2025
Montreal-Trudeau International Airport
Arrived at:
09:21 pm
Gate:
80
Scheduled Arrival Time: 06:00 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.montreal-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:

- AC4673 - Air Canada

- CM2811 - Copa Airlines

Additional Information

Which is the frequency of flight UA3678?
The flight UA3678 is scheduled to flight on daily basis.

Which is the distance of flight UA3678?
The distance between the two airports is 488 miles.

Which is the flight time of flight UA3678?
The scheduled flight time gate to gate is: 01:53 hours.
The real flight time gate to gate on average is: 02:01 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 Dulles and Montreal:

Air Canada
- Flight Number: AC8726. (On Time performance: 75 - Average Delay: 12 minutes)

United Airlines
- Flight Number: UA3423. (On Time performance: 100 - Average Delay: 1 minutes)
- Flight Number: UA3539. (On Time performance: 100 - Average Delay: 2 minutes)
- Flight Number: UA3602. (On Time performance: 80 - Average Delay: 13 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, 2025 to April 17, 2025, we have obtained these figures.
Total number of flights: 19
On Time: 13 ( 68 % )
Moderate Delay: 5 ( 26 % )
Significant Delay: 0 ( 0 % )
Major Delay: 1 ( 5 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 12 minutes.
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: 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 UA3678

Date
Departure
Arrival
Duration
Aircraft
Status
Friday
18 April
07:32 pm
Dulles (IAD)
09:21 pm
Montreal (YUL)
01h 49min
Embraer 175 (E
Embraer 175 (E
Landed - Delayed
Thursday
17 April
04:02 pm
Dulles (IAD)
06:10 pm
Montreal (YUL)
02h 08min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Wednesday
16 April
04:05 pm
Dulles (IAD)
05:58 pm
Montreal (YUL)
01h 53min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Tuesday
15 April
04:12 pm
Dulles (IAD)
06:16 pm
Montreal (YUL)
02h 04min
Embraer 175 (E
Embraer 175 (E
Landed - Delayed
Monday
14 April
04:00 pm
Dulles (IAD)
05:58 pm
Montreal (YUL)
01h 58min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Sunday
13 April
03:57 pm
Dulles (IAD)
06:01 pm
Montreal (YUL)
02h 04min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Saturday
12 April
04:01 pm
Dulles (IAD)
05:50 pm
Montreal (YUL)
01h 49min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Friday
11 April
04:05 pm
Dulles (IAD)
06:08 pm
Montreal (YUL)
02h 03min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Thursday
10 April
04:05 pm
Dulles (IAD)
05:59 pm
Montreal (YUL)
01h 54min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Wednesday
09 April
03:56 pm
Dulles (IAD)
06:24 pm
Montreal (YUL)
02h 28min
Embraer 175 (E
Embraer 175 (E
Landed - Delayed