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(AC) Air Canada 3974 Flight Tracker

Flight Status

AC 3974
Air Canada
Denver
Tucson
Operated by SkyWest Airlines on behalf of United Airlines 4637
Arrived
On time
Denver, CO, US
Denver International Airport
Flight Departure Times
01-Jan-2026
Scheduled
07:45 MST
Actual
07:49 MST
Terminal
N/A
Gate
B55
Tucson, AZ, US
Tucson International Airport
Flight Arrival Times
01-Jan-2026
Scheduled
09:59 MST
Actual
09:58 MST
Terminal
N/A
Gate
A8
Baggage
7

Flight Tracker

Positional Tracking Has Ended

The flight has landed

0 ft
LANDED

Flight Time

Total

2h 9m

Elapsed

2h 9m

Remaining

0m

Flight Distance

Total

0

Flown

0

Remaining

0

Additional Details

This Flight Also Marketed As

Codeshare Airline

United Airlines

Flight Number

(UA) 4637

Aircraft Equipment

Code

CR7

Description

Canadair (Bombardier) Regional Jet 700 and Challenger 870

Past and Upcoming Flights

For flights prior to the results below, please use our Historical Flight Status feature.
01-Jan
29-Dec
30-Dec
31-Dec
01-Jan
02-Jan
03-Jan
04-Jan
Flights for Monday, 29-Dec-2025
Departure Time
Origin
 
Destination
Arrival Time
07:45 MST
DEN
Denver
TUS
Tucson
09:59 MST
Flights for Tuesday, 30-Dec-2025
Departure Time
Origin
 
Destination
Arrival Time
07:45 MST
DEN
Denver
TUS
Tucson
09:59 MST
Flights for Wednesday, 31-Dec-2025
Departure Time
Origin
 
Destination
Arrival Time
07:45 MST
DEN
Denver
TUS
Tucson
09:59 MST
One Flight This Day
You are currently viewing the only flight for this day
Flights for Friday, 02-Jan-2026
Departure Time
Origin
 
Destination
Arrival Time
07:45 MST
DEN
Denver
TUS
Tucson
09:59 MST
Flights for Saturday, 03-Jan-2026
Departure Time
Origin
 
Destination
Arrival Time
07:45 MST
DEN
Denver
TUS
Tucson
09:59 MST
Flights for Sunday, 04-Jan-2026
No Flight Information Available
According to our data, this flight is not scheduled to fly on this date

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