(DL) Delta Air Lines 1221 Flight Details
On time | Arrived
Departure
MKE
Milwaukee Mitchell International Airport, WI, US
Flight Gate Times
12-Sep-2026
Scheduled
05:30
CDT
Actual
05:20
CDT
Total Departure Delay: -
Flight Runway Times
12-Sep-2026
Scheduled
05:41
CDT
Actual
05:31
CDT
Runway Delay: -
Terminal
-
Gate
D44
Craft Type
Boeing 737-900 Passenger (Scimitar Winglets)
7S9
Flight Time
Scheduled
2h 3m
Arrival
ATL
Atlanta Hartsfield-Jackson International Airport, GA, US
Flight Gate Times
12-Sep-2026
Scheduled
08:33
EDT
Actual
08:37
EDT
Total Arrival Delay: 4 mins
Flight Runway Times
12-Sep-2026
Scheduled
08:22
EDT
Actual
08:17
EDT
Runway Delay: -
Terminal
S
Gate
B36
Baggage Claim
9
Tail Number
N924DZ
Flight Time
Actual
2h 17m
Flight Notes
Also marketed as (AM) Aeromexico 4024, (KE) Korean Air 6964, (LA) LATAM Airlines 6386
Event Timeline
Date
Event
Data Updated
12 Sep
12:40
07:40
08:40
Time Adjustment
Estimated Gate Arrival changed from Sep-12-2026 8:43 AM to Sep-12-2026 8:37 AM
Actual Gate Arrival changed to Sep-12-2026 8:37 AM
12 Sep
12:38
07:38
08:38
Time Adjustment
Estimated Gate Arrival changed from Sep-12-2026 8:28 AM to Sep-12-2026 8:43 AM
12 Sep
12:23
07:23
08:23
Gate Adjustment
Baggage changed from 8 to 9
12 Sep
12:17
07:17
08:17
Status Landed
Estimated Runway Arrival changed from Sep-12-2026 8:19 AM to Sep-12-2026 8:17 AM
Actual Runway Arrival changed to Sep-12-2026 8:17 AM
Status changed from Active to Landed
12 Sep
12:10
07:10
08:10
Time Adjustment
Estimated Gate Arrival changed from Sep-12-2026 8:31 AM to Sep-12-2026 8:28 AM
12 Sep
12:04
07:04
08:04
Time Adjustment
Estimated Gate Arrival changed from Sep-12-2026 8:34 AM to Sep-12-2026 8:31 AM
12 Sep
11:51
06:51
07:51
Gate Adjustment
Baggage changed from 7 to 8
12 Sep
11:48
06:48
07:48
Time Adjustment
Estimated Gate Arrival changed from Sep-12-2026 8:27 AM to Sep-12-2026 8:34 AM
12 Sep
11:18
06:18
07:18
Time Adjustment
Estimated Runway Arrival changed from Sep-12-2026 8:15 AM to Sep-12-2026 8:19 AM
12 Sep
11:13
06:13
07:13
Time Adjustment
Estimated Runway Arrival changed from Sep-12-2026 8:10 AM to Sep-12-2026 8:15 AM
12 Sep
11:03
06:03
07:03
Time Adjustment
Estimated Runway Arrival changed from Sep-12-2026 8:05 AM to Sep-12-2026 8:10 AM
12 Sep
10:58
05:58
06:58
Gate Adjustment
Baggage changed from 4 to 7
12 Sep
10:57
05:57
06:57
Gate Adjustment
Baggage changed from 5 to 4
12 Sep
10:56
05:56
06:56
Time Adjustment
Estimated Gate Arrival changed from Sep-12-2026 8:22 AM to Sep-12-2026 8:27 AM
12 Sep
10:53
05:53
06:53
Time Adjustment
Estimated Runway Arrival changed from Sep-12-2026 8:01 AM to Sep-12-2026 8:05 AM
12 Sep
10:43
05:43
06:43
Time Adjustment
Estimated Runway Arrival changed from Sep-12-2026 8:11 AM to Sep-12-2026 8:01 AM
12 Sep
10:41
05:41
06:41
Gate Adjustment
Baggage changed from 6 to 5
12 Sep
10:39
05:39
06:39
Time Adjustment
Estimated Gate Arrival changed from Sep-12-2026 8:29 AM to Sep-12-2026 8:22 AM
12 Sep
10:38
05:38
06:38
Time Adjustment
Estimated Runway Arrival changed from Sep-12-2026 8:03 AM to Sep-12-2026 8:11 AM
12 Sep
10:34
05:34
06:34
Gate Adjustment
Baggage changed from 1 to 6
12 Sep
10:34
05:34
06:34
Time Adjustment
Estimated Gate Arrival changed from Sep-12-2026 8:26 AM to Sep-12-2026 8:29 AM
12 Sep
10:33
05:33
06:33
Time Adjustment
Estimated Runway Arrival changed from Sep-12-2026 8:12 AM to Sep-12-2026 8:03 AM
12 Sep
10:32
05:32
06:32
Time Adjustment
Actual Runway Departure changed to Sep-12-2026 5:31 AM
Estimated Runway Arrival changed from Sep-12-2026 8:22 AM to Sep-12-2026 8:12 AM
12 Sep
10:32
05:32
06:32
Time Adjustment
Estimated Runway Arrival changed from Sep-12-2026 8:12 AM to Sep-12-2026 8:22 AM
12 Sep
10:31
05:31
06:31
Time Adjustment
Estimated Runway Departure changed from Sep-12-2026 5:41 AM to Sep-12-2026 5:31 AM
Estimated Runway Arrival changed from Sep-12-2026 8:22 AM to Sep-12-2026 8:12 AM
12 Sep
10:20
05:20
06:20
Status Active
Actual Gate Departure changed to Sep-12-2026 5:20 AM
Status changed from Scheduled to Active
12 Sep
10:10
05:10
06:10
Gate Adjustment
Baggage changed from 5 to 1
12 Sep
10:08
05:08
06:08
Time Adjustment
Estimated Gate Departure changed from Sep-12-2026 5:30 AM to Sep-12-2026 5:20 AM
Estimated Gate Arrival changed from Sep-12-2026 8:39 AM to Sep-12-2026 8:26 AM
12 Sep
09:57
04:57
05:57
Gate Adjustment
Arrival Gate changed from C52 to B36
12 Sep
08:56
03:56
04:56
Gate Adjustment
Baggage changed from 3 to 5
12 Sep
08:54
03:54
04:54
Gate Adjustment
Arrival Gate changed from C33 to C52
12 Sep
08:52
03:52
04:52
Time Adjustment
Scheduled Runway Departure changed from Sep-12-2026 5:51 AM to Sep-12-2026 5:41 AM
Scheduled Runway Arrival changed from Sep-12-2026 8:35 AM to Sep-12-2026 8:22 AM
12 Sep
08:51
03:51
04:51
Time Adjustment
Estimated Runway Departure changed to Sep-12-2026 5:41 AM
Estimated Gate Departure changed to Sep-12-2026 5:30 AM
Estimated Runway Arrival changed to Sep-12-2026 8:22 AM
12 Sep
08:51
03:51
04:51
Time Adjustment
Estimated Gate Arrival changed from Sep-12-2026 8:20 AM to Sep-12-2026 8:39 AM
12 Sep
08:17
03:17
04:17
Gate Adjustment
Arrival Gate changed from A16 to C33
12 Sep
07:51
02:51
03:51
Gate Adjustment
Arrival Gate changed from A19 to A16
11 Sep
20:51
15:51
16:51
Equipment Adjustment
Tail Number changed from N836DN to N924DZ
11 Sep
17:33
12:33
13:33
Equipment Adjustment
Tail Number changed from N834DN to N836DN
11 Sep
17:04
12:04
13:04
Equipment Adjustment
Tail Number changed from N843DN to N834DN
11 Sep
15:12
10:12
11:12
Equipment Adjustment
Tail Number changed from N854DN to N843DN
11 Sep
10:31
05:31
06:31
Time Adjustment
Scheduled Runway Departure changed to Sep-12-2026 5:51 AM
Scheduled Runway Arrival changed to Sep-12-2026 8:35 AM
10 Sep
22:35
17:35
18:35
Time Adjustment
Estimated Gate Arrival changed to Sep-12-2026 8:20 AM
10 Sep
18:33
13:33
14:33
Gate Adjustment
Baggage changed to 3
10 Sep
09:38
04:38
05:38
Equipment Adjustment
Tail Number changed from N841DN to N854DN
10 Sep
04:09
23:09
00:09
Equipment Adjustment
Tail Number changed to N841DN
Actual Equipment changed to 7S9
10 Sep
02:55
21:55
22:55
Gate Adjustment
Departure Gate changed to D44
Arrival Gate changed to A19
9 Sep
18:17
13:17
14:17
Record Created
9 Sep
18:17
13:17
14:17
Time Adjustment
Scheduled Gate Departure changed to Sep-12-2026 5:30 AM
Scheduled Gate Arrival changed to Sep-12-2026 8:33 AM
Arrival Terminal changed to S
Scheduled Equipment changed to 739