(AC) Air Canada 3984 Flight Details
On time | Arrived
Departure
COS
Colorado Springs Airport, CO, US
Flight Gate Times
30-Oct-2026
Scheduled
07:40
MDT
Actual
07:35
MDT
Total Departure Delay: -
Flight Runway Times
30-Oct-2026
Scheduled
08:07
MDT
Actual
07:56
MDT
Runway Delay: -
Terminal
-
Gate
5
Craft Type
Canadair (Bombardier) Regional Jet 700 and Challenger 870
CR7
Flight Time
Scheduled
1h 11m
Arrival
DEN
Denver International Airport, CO, US
Flight Gate Times
30-Oct-2026
Scheduled
08:51
MDT
Actual
08:26
MDT
Total Arrival Delay: -
Flight Runway Times
30-Oct-2026
Scheduled
08:23
MDT
Actual
08:18
MDT
Runway Delay: -
Terminal
-
Gate
B63
Baggage Claim
17
Tail Number
N789SK
Flight Time
Actual
51m
Flight Notes
Operated by SkyWest Airlines on behalf of United Airlines 4739
Also marketed as (UA) United Airlines 4739
Event Timeline
Date
Event
Data Updated
30 Oct
14:32
08:32
08:32
Time Adjustment
Estimated Gate Arrival changed from Oct-30-2026 8:25 AM to Oct-30-2026 8:26 AM
Actual Gate Arrival changed from Oct-30-2026 8:25 AM to Oct-30-2026 8:26 AM
30 Oct
14:31
08:31
08:31
Time Adjustment
Estimated Gate Arrival changed from Oct-30-2026 8:28 AM to Oct-30-2026 8:25 AM
Actual Gate Arrival changed to Oct-30-2026 8:25 AM
30 Oct
14:20
08:20
08:20
Time Adjustment
Estimated Runway Arrival changed from Oct-30-2026 8:19 AM to Oct-30-2026 8:18 AM
Actual Runway Arrival changed from Oct-30-2026 8:19 AM to Oct-30-2026 8:18 AM
Estimated Gate Arrival changed from Oct-30-2026 8:29 AM to Oct-30-2026 8:28 AM
30 Oct
14:20
08:20
08:20
Time Adjustment
Estimated Gate Arrival changed to Oct-30-2026 8:29 AM
30 Oct
14:19
08:19
08:19
Status Landed
Estimated Runway Arrival changed from Oct-30-2026 8:10 AM to Oct-30-2026 8:19 AM
Actual Runway Arrival changed to Oct-30-2026 8:19 AM
Estimated Gate Arrival changed from Oct-30-2026 8:18 AM
Status changed from Active to Landed
30 Oct
14:02
08:02
08:02
Time Adjustment
Estimated Runway Departure changed from Oct-30-2026 7:57 AM to Oct-30-2026 7:56 AM
Actual Runway Departure changed from Oct-30-2026 7:57 AM to Oct-30-2026 7:56 AM
30 Oct
14:00
08:00
08:00
Time Adjustment
Estimated Runway Departure changed from Oct-30-2026 7:56 AM to Oct-30-2026 7:57 AM
Actual Runway Departure changed from Oct-30-2026 7:56 AM to Oct-30-2026 7:57 AM
30 Oct
13:58
07:58
07:58
Time Adjustment
Estimated Runway Departure changed from Oct-30-2026 7:57 AM to Oct-30-2026 7:56 AM
Actual Runway Departure changed from Oct-30-2026 7:57 AM to Oct-30-2026 7:56 AM
30 Oct
13:57
07:57
07:57
Time Adjustment
Actual Runway Departure changed to Oct-30-2026 7:57 AM
30 Oct
13:38
07:38
07:38
Status Active
Estimated Runway Departure changed from Oct-30-2026 8:04 AM to Oct-30-2026 7:59 AM
Estimated Gate Departure changed from Oct-30-2026 7:40 AM to Oct-30-2026 7:35 AM
Actual Gate Departure changed to Oct-30-2026 7:35 AM
Estimated Gate Arrival changed from Oct-30-2026 8:51 AM to Oct-30-2026 8:31 AM
Status changed from Scheduled to Active
30 Oct
13:38
07:38
07:38
Time Adjustment
Estimated Runway Departure changed from Oct-30-2026 7:59 AM to Oct-30-2026 7:57 AM
Estimated Runway Arrival changed from Oct-30-2026 8:20 AM to Oct-30-2026 8:10 AM
Estimated Gate Arrival changed from Oct-30-2026 8:31 AM to Oct-30-2026 8:18 AM
30 Oct
12:43
06:43
06:43
Time Adjustment
Estimated Runway Departure changed from Oct-30-2026 8:17 AM to Oct-30-2026 8:04 AM
Estimated Runway Arrival changed to Oct-30-2026 8:20 AM
30 Oct
12:43
06:43
06:43
Time Adjustment
Estimated Runway Departure changed to Oct-30-2026 8:17 AM
30 Oct
12:38
06:38
06:38
Gate Adjustment
Arrival Gate changed from B92 to B63
30 Oct
12:14
06:14
06:14
Gate Adjustment
Arrival Gate changed from B90 to B92
30 Oct
10:20
04:20
04:20
Equipment Adjustment
Tail Number changed from N780SK to N789SK
29 Oct
14:56
08:56
08:56
Gate Adjustment
Arrival Gate changed to B90
Baggage changed to 17
29 Oct
13:41
07:41
07:41
Time Adjustment
Scheduled Runway Departure changed to Oct-30-2026 8:07 AM
Scheduled Runway Arrival changed to Oct-30-2026 8:23 AM
29 Oct
09:02
03:02
03:02
Equipment Adjustment
Tail Number changed from N782SK to N780SK
29 Oct
02:44
20:44
20:44
Equipment Adjustment
Tail Number changed from N782SK to N685SK
29 Oct
02:44
20:44
20:44
Equipment Adjustment
Tail Number changed from N685SK to N782SK
29 Oct
02:44
20:44
20:44
Equipment Adjustment
Tail Number changed from N685SK to N782SK
29 Oct
02:44
20:44
20:44
Equipment Adjustment
Tail Number changed from N782SK to N685SK
29 Oct
02:44
20:44
20:44
Equipment Adjustment
Tail Number changed from N685SK to N782SK
29 Oct
02:38
20:38
20:38
Equipment Adjustment
Tail Number changed from N786SK to N685SK
28 Oct
10:44
04:44
04:44
Gate Adjustment
Departure Gate changed to 5
28 Oct
04:08
22:08
22:08
Time Adjustment
Estimated Gate Departure changed to Oct-30-2026 7:40 AM
Estimated Gate Arrival changed to Oct-30-2026 8:51 AM
Tail Number changed to N786SK
Actual Equipment changed to CR7
27 Oct
18:49
12:49
12:49
Record Created
27 Oct
18:49
12:49
12:49
Time Adjustment
Scheduled Gate Departure changed to Oct-30-2026 7:40 AM
Scheduled Gate Arrival changed to Oct-30-2026 8:51 AM
Scheduled Equipment changed to CR5