(UA) United Airlines 1646 Flight Details
On time | Scheduled
Departure
MIA
Miami International Airport, FL, US
Flight Gate Times
21-Feb-2026
Scheduled
14:15
EST
Estimated
14:15
EST
Total Departure Delay: -
Flight Runway Times
21-Feb-2026
Scheduled
14:38
EST
Actual
--
Runway Delay: -
Terminal
S
Gate
H15
Craft Type
Boeing 737-800 (Scimitar Winglets) Passenger
7S8
Flight Time
Scheduled
3h 44m
Arrival
ORD
Chicago O'Hare International Airport, IL, US
Flight Gate Times
21-Feb-2026
Scheduled
16:59
CST
Estimated
16:59
CST
Total Arrival Delay: -
Flight Runway Times
21-Feb-2026
Scheduled
16:40
CST
Actual
--
Runway Delay: -
Terminal
1
Gate
C7
Baggage Claim
-
Tail Number
N78524
Flight Time
Estimated
3h 44m
Flight Notes
Also marketed as (AC) Air Canada 3403, (CM) Copa Airlines 2259, (EK) Emirates 6199
Event Timeline
Date
Event
Data Updated
21 Feb
04:16
23:16
22:16
Gate Adjustment
Arrival Gate changed from E6 to C7
Arrival Terminal changed from 2 to 1
21 Feb
04:11
23:11
22:11
Equipment Adjustment
Tail Number changed from N33266 to N78524
21 Feb
03:52
22:52
21:52
Gate Adjustment
Arrival Gate changed from B16 to E6
Arrival Terminal changed from 1 to 2
20 Feb
20:16
15:16
14:16
Gate Adjustment
Arrival Gate changed from B8 to B16
20 Feb
19:21
14:21
13:21
Time Adjustment
Scheduled Runway Departure changed from Feb-21-2026 2:26 PM to Feb-21-2026 2:38 PM
Scheduled Runway Arrival changed from Feb-21-2026 4:12 PM to Feb-21-2026 4:40 PM
20 Feb
19:16
14:16
13:16
Time Adjustment
Scheduled Runway Departure changed to Feb-21-2026 2:26 PM
Scheduled Runway Arrival changed to Feb-21-2026 4:12 PM
20 Feb
18:58
13:58
12:58
Equipment Adjustment
Tail Number changed from N37290 to N33266
20 Feb
13:10
08:10
07:10
Equipment Adjustment
Tail Number changed from N14219 to N37290
20 Feb
11:52
06:52
05:52
Gate Adjustment
Departure Gate changed to H15
Departure Terminal changed to S
20 Feb
05:10
00:10
23:10
Equipment Adjustment
Tail Number changed from N36247 to N14219
20 Feb
05:10
00:10
23:10
Gate Adjustment
Arrival Gate changed to B8
20 Feb
05:04
00:04
23:04
Equipment Adjustment
Tail Number changed from N14219 to N36247
19 Feb
21:52
16:52
15:52
Equipment Adjustment
Tail Number changed from N36247 to N14219
18 Feb
21:46
16:46
15:46
Equipment Adjustment
Tail Number changed to N36247
Actual Equipment changed to 7S8
18 Feb
21:46
16:46
15:46
Time Adjustment
Estimated Gate Departure changed to Feb-21-2026 2:15 PM
Estimated Gate Arrival changed to Feb-21-2026 4:59 PM
18 Feb
18:45
13:45
12:45
Record Created
18 Feb
18:45
13:45
12:45
Time Adjustment
Scheduled Gate Departure changed to Feb-21-2026 2:15 PM
Scheduled Gate Arrival changed to Feb-21-2026 4:59 PM
Arrival Terminal changed to 1
Scheduled Equipment changed to 738