(UA) United Airlines 2121 Flight Details
On time | Scheduled
Departure
DEN
Denver International Airport, CO, US
Flight Gate Times
15-Mar-2026
Scheduled
17:58
MDT
Estimated
17:58
MDT
Total Departure Delay: -
Flight Runway Times
15-Mar-2026
Scheduled
18:15
MDT
Actual
--
Runway Delay: -
Terminal
-
Gate
A25
Craft Type
Boeing 737-800 (Scimitar Winglets) Passenger
7S8
Flight Time
Scheduled
2h 34m
Arrival
GRR
Grand Rapids Gerald R. Ford International Airport, MI, US
Flight Gate Times
15-Mar-2026
Scheduled
22:32
EDT
Estimated
22:32
EDT
Total Arrival Delay: -
Flight Runway Times
15-Mar-2026
Scheduled
22:27
EDT
Actual
--
Runway Delay: -
Terminal
-
Gate
-
Baggage Claim
-
Tail Number
N54241
Flight Time
Estimated
2h 34m
Event Timeline
Date
Event
Data Updated
15 Mar
10:39
04:39
06:39
Gate Adjustment
Departure Gate changed from A40 to A25
15 Mar
01:15
19:15
21:15
Gate Adjustment
Departure Gate changed from B55 to A40
15 Mar
00:06
18:06
20:06
Time Adjustment
Scheduled Runway Departure changed from Mar-15-2026 6:17 PM to Mar-15-2026 6:15 PM
Scheduled Runway Arrival changed from Mar-15-2026 10:14 PM to Mar-15-2026 10:27 PM
15 Mar
00:01
18:01
20:01
Time Adjustment
Scheduled Runway Departure changed to Mar-15-2026 6:17 PM
Scheduled Runway Arrival changed to Mar-15-2026 10:14 PM
14 Mar
22:57
16:57
18:57
Gate Adjustment
Departure Gate changed to B55
12 Mar
19:21
13:21
15:21
Equipment Adjustment
Tail Number changed to N54241
Actual Equipment changed to 7S8
12 Mar
19:21
13:21
15:21
Time Adjustment
Estimated Gate Departure changed to Mar-15-2026 5:58 PM
Estimated Gate Arrival changed to Mar-15-2026 10:32 PM
12 Mar
18:46
12:46
14:46
Record Created
12 Mar
18:46
12:46
14:46
Time Adjustment
Scheduled Gate Departure changed to Mar-15-2026 5:58 PM
Scheduled Gate Arrival changed to Mar-15-2026 10:32 PM
Scheduled Equipment changed to 738