(DL) Delta Air Lines 1221 Flight Details
On time | Arrived
Departure
MKE
Milwaukee Mitchell International Airport, WI, US
Flight Gate Times
24-Sep-2026
Scheduled
05:30
CDT
Actual
05:22
CDT
Total Departure Delay: -
Flight Runway Times
24-Sep-2026
Scheduled
05:42
CDT
Actual
05:37
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
24-Sep-2026
Scheduled
08:33
EDT
Actual
08:14
EDT
Total Arrival Delay: -
Flight Runway Times
24-Sep-2026
Scheduled
08:23
EDT
Actual
08:00
EDT
Runway Delay: -
Terminal
S
Gate
D4
Baggage Claim
1
Tail Number
N870DN
Flight Time
Actual
1h 52m
Flight Notes
Also marketed as (AM) Aeromexico 4024, (KE) Korean Air 6964, (LA) LATAM Airlines 7188
Event Timeline
Date
Event
Data Updated
24 Sep
12:16
07:16
08:16
Time Adjustment
Estimated Gate Arrival changed from Sep-24-2026 8:10 AM to Sep-24-2026 8:14 AM
Actual Gate Arrival changed to Sep-24-2026 8:14 AM
24 Sep
12:01
07:01
08:01
Status Landed
Estimated Runway Arrival changed from Sep-24-2026 8:01 AM to Sep-24-2026 8:00 AM
Actual Runway Arrival changed to Sep-24-2026 8:00 AM
Status changed from Active to Landed
24 Sep
12:01
07:01
08:01
Gate Adjustment
Baggage changed from 8 to 1
24 Sep
11:14
06:14
07:14
Time Adjustment
Estimated Runway Arrival changed from Sep-24-2026 8:04 AM to Sep-24-2026 8:01 AM
24 Sep
11:12
06:12
07:12
Gate Adjustment
Baggage changed from 1 to 8
24 Sep
11:12
06:12
07:12
Time Adjustment
Estimated Gate Arrival changed from Sep-24-2026 8:14 AM to Sep-24-2026 8:10 AM
24 Sep
10:53
05:53
06:53
Gate Adjustment
Baggage changed from 8 to 1
24 Sep
10:49
05:49
06:49
Time Adjustment
Estimated Runway Arrival changed to Sep-24-2026 8:04 AM
24 Sep
10:48
05:48
06:48
Gate Adjustment
Baggage changed from 4 to 8
24 Sep
10:48
05:48
06:48
Gate Adjustment
Arrival Gate changed from D31 to D4
24 Sep
10:44
05:44
06:44
Time Adjustment
Estimated Gate Arrival changed from Sep-24-2026 8:10 AM to Sep-24-2026 8:14 AM
24 Sep
10:39
05:39
06:39
Gate Adjustment
Baggage changed from 2 to 4
24 Sep
10:37
05:37
06:37
Time Adjustment
Estimated Runway Departure changed from Sep-24-2026 5:41 AM to Sep-24-2026 5:37 AM
Actual Runway Departure changed to Sep-24-2026 5:37 AM
Estimated Gate Arrival changed from Sep-24-2026 8:03 AM to Sep-24-2026 8:10 AM
24 Sep
10:26
05:26
06:26
Gate Adjustment
Baggage changed from 7 to 2
24 Sep
10:23
05:23
06:23
Status Active
Estimated Gate Departure changed from Sep-24-2026 5:20 AM to Sep-24-2026 5:22 AM
Actual Gate Departure changed to Sep-24-2026 5:22 AM
Estimated Gate Arrival changed from Sep-24-2026 8:01 AM to Sep-24-2026 8:03 AM
Status changed from Scheduled to Active
24 Sep
10:17
05:17
06:17
Gate Adjustment
Baggage changed from 9 to 7
24 Sep
10:13
05:13
06:13
Gate Adjustment
Baggage changed from 6 to 9
24 Sep
10:09
05:09
06:09
Gate Adjustment
Baggage changed from 1 to 6
24 Sep
10:06
05:06
06:06
Time Adjustment
Estimated Gate Departure changed from Sep-24-2026 5:25 AM to Sep-24-2026 5:20 AM
Estimated Gate Arrival changed from Sep-24-2026 8:06 AM to Sep-24-2026 8:01 AM
24 Sep
10:06
05:06
06:06
Time Adjustment
Estimated Gate Departure changed to Sep-24-2026 5:25 AM
Estimated Gate Arrival changed from Sep-24-2026 8:15 AM to Sep-24-2026 8:06 AM
24 Sep
09:59
04:59
05:59
Gate Adjustment
Arrival Gate changed from A28 to D31
24 Sep
09:55
04:55
05:55
Gate Adjustment
Baggage changed from 6 to 1
24 Sep
09:52
04:52
05:52
Gate Adjustment
Arrival Gate changed from B36 to A28
24 Sep
09:41
04:41
05:41
Time Adjustment
Estimated Runway Departure changed to Sep-24-2026 5:41 AM
24 Sep
09:11
04:11
05:11
Gate Adjustment
Arrival Gate changed from B33 to B36
24 Sep
09:04
04:04
05:04
Time Adjustment
Estimated Gate Arrival changed from Sep-24-2026 8:20 AM to Sep-24-2026 8:15 AM
24 Sep
08:21
03:21
04:21
Gate Adjustment
Arrival Gate changed from C40 to B33
24 Sep
07:44
02:44
03:44
Gate Adjustment
Arrival Gate changed from A19 to C40
23 Sep
10:36
05:36
06:36
Time Adjustment
Scheduled Runway Departure changed to Sep-24-2026 5:42 AM
Scheduled Runway Arrival changed to Sep-24-2026 8:23 AM
23 Sep
00:40
19:40
20:40
Gate Adjustment
Baggage changed from 5 to 6
22 Sep
22:34
17:34
18:34
Time Adjustment
Estimated Gate Arrival changed to Sep-24-2026 8:20 AM
22 Sep
22:34
17:34
18:34
Equipment Adjustment
Tail Number changed from N921DU to N870DN
22 Sep
18:38
13:38
14:38
Gate Adjustment
Baggage changed to 5
22 Sep
04:11
23:11
00:11
Equipment Adjustment
Tail Number changed to N921DU
Actual Equipment changed to 7S9
22 Sep
03:04
22:04
23:04
Gate Adjustment
Departure Gate changed to D44
Arrival Gate changed to A19
21 Sep
18:19
13:19
14:19
Record Created
21 Sep
18:19
13:19
14:19
Time Adjustment
Scheduled Gate Departure changed to Sep-24-2026 5:30 AM
Scheduled Gate Arrival changed to Sep-24-2026 8:33 AM
Arrival Terminal changed to S
Scheduled Equipment changed to 739