Informational Guide to Montreal International Airport - YUL - Non Official

DL4666 Delta Air Lines - Flight Status

Below, you can find details about Delta Air Lines flight DL4666, which currently operates between the airports of Detroit - Detroit Metropolitan Wayne County Airport (Airport Code DTW) and Montreal - Montreal-Trudeau International Airport (Airport Code YUL).
This flight data pertains specifically to the flight's details for Monday, February 16, 2026.

DL4666 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

DL4666 Delta Air Lines from Detroit

Scheduled - On-time
Flight Status for Monday February 16, 2026

Airline information

Delta Air Lines
Delta Air Lines
Equipment: Canadair (Bombardier) Regional Jet 900 and Challenger 890

Departure

Detroit (DTW)
February 16, 2026
Detroit Metropolitan Wayne County Airport
Estimated Departure Time:
02:04 pm
Terminal:
M
Gate:
B15
Scheduled Departure Time: 02:04 pm

Arrival

Montreal (YUL)
February 16, 2026
Montreal-Trudeau International Airport
Estimated Arrival Time:
03:55 pm
Gate:
C87
Scheduled Arrival Time: 03:55 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:

- KL5998 - KLM Royal Dutch Airlines

- WS5410 - WestJet

Additional Information

Which is the frequency of flight DL4666?
The flight DL4666 is scheduled to flight on Monday, Thursday, Friday on a weekly basis.

Which is the distance of flight DL4666?
The distance between the two airports is 529 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 Detroit and Montreal:
Delta Air Lines - Flight Number: DL4815. (On Time performance: 70 - Average Delay: 30 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: 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 DL4666

Date
Departure
Arrival
Duration
Aircraft
Status
Friday
13 February
02:02 pm
Detroit (DTW)
03:50 pm
Montreal (YUL)
01h 48min
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Thursday
12 February
02:23 pm
Detroit (DTW)
04:11 pm
Montreal (YUL)
01h 48min
Canadair (Bomb
Canadair (Bomb
Landed - Delayed