(UA) United Airlines 2121 Flight Details
On time | Scheduled
Departure
DEN
Denver International Airport, CO, US
Flight Gate Times
21-Oct-2026
Scheduled
17:47
MDT
Estimated
17:47
MDT
Total Departure Delay: -
Flight Runway Times
21-Oct-2026
Scheduled
18:10
MDT
Actual
--
Runway Delay: -
Terminal
-
Gate
B53
Craft Type
Boeing 737MAX 9 Passenger
7M9
Flight Time
Scheduled
2h 36m
Arrival
GRR
Grand Rapids Gerald R. Ford International Airport, MI, US
Flight Gate Times
21-Oct-2026
Scheduled
22:23
EDT
Estimated
22:23
EDT
Total Arrival Delay: -
Flight Runway Times
21-Oct-2026
Scheduled
22:18
EDT
Actual
--
Runway Delay: -
Terminal
-
Gate
A3
Baggage Claim
2
Tail Number
N37473
Flight Time
Estimated
2h 36m
Flight Notes
Also marketed as (AC) Air Canada 4613
Event Timeline
Date
Event
Data Updated
20 Oct
23:56
17:56
19:56
Time Adjustment
Scheduled Runway Departure changed to Oct-21-2026 6:10 PM
Scheduled Runway Arrival changed to Oct-21-2026 10:18 PM
20 Oct
22:44
16:44
18:44
Gate Adjustment
Departure Gate changed to B53
20 Oct
15:32
09:32
11:32
Time Adjustment
Estimated Gate Departure changed to Oct-21-2026 5:47 PM
Estimated Gate Arrival changed to Oct-21-2026 10:23 PM
Arrival Gate changed to A3
Baggage changed to 2
Tail Number changed to N37473
Actual Equipment changed to 7M9
18 Oct
18:47
12:47
14:47
Record Created
18 Oct
18:47
12:47
14:47
Time Adjustment
Scheduled Gate Departure changed to Oct-21-2026 5:47 PM
Scheduled Gate Arrival changed to Oct-21-2026 10:23 PM
Scheduled Equipment changed to 7M9