(UA) United Airlines 2121 Flight Details
On time | Scheduled
Departure
DEN
Denver International Airport, CO, US
Flight Gate Times
23-Jan-2026
Scheduled
18:00
MST
Estimated
18:00
MST
Total Departure Delay: -
Flight Runway Times
23-Jan-2026
Scheduled
18:15
MST
Actual
--
Runway Delay: -
Terminal
-
Gate
B36
Craft Type
Boeing 737-800 (Scimitar Winglets) Passenger
7S8
Flight Time
Scheduled
2h 37m
Arrival
GRR
Grand Rapids Gerald R. Ford International Airport, MI, US
Flight Gate Times
23-Jan-2026
Scheduled
22:37
EST
Estimated
22:37
EST
Total Arrival Delay: -
Flight Runway Times
23-Jan-2026
Scheduled
22:32
EST
Actual
--
Runway Delay: -
Terminal
-
Gate
A3
Baggage Claim
-
Tail Number
N76517
Flight Time
Estimated
2h 37m
Event Timeline
Date
Event
Data Updated
23 Jan
08:55
01:55
03:55
Gate Adjustment
Arrival Gate changed to A3
23 Jan
04:19
21:19
23:19
Gate Adjustment
Departure Gate changed from B43 to B36
23 Jan
01:06
18:06
20:06
Time Adjustment
Scheduled Runway Departure changed from Jan-23-2026 6:14 PM to Jan-23-2026 6:15 PM
Scheduled Runway Arrival changed from Jan-23-2026 10:09 PM to Jan-23-2026 10:32 PM
23 Jan
01:01
18:01
20:01
Time Adjustment
Scheduled Runway Departure changed to Jan-23-2026 6:14 PM
Scheduled Runway Arrival changed to Jan-23-2026 10:09 PM
22 Jan
23:43
16:43
18:43
Time Adjustment
Estimated Gate Departure changed to Jan-23-2026 6:00 PM
Estimated Gate Arrival changed to Jan-23-2026 10:37 PM
Departure Gate changed to B43
Tail Number changed to N76517
Actual Equipment changed to 7S8
20 Jan
18:46
11:46
13:46
Record Created
20 Jan
18:46
11:46
13:46
Time Adjustment
Scheduled Gate Departure changed to Jan-23-2026 6:00 PM
Scheduled Gate Arrival changed to Jan-23-2026 10:37 PM
Scheduled Equipment changed to 738