(DL) Delta Air Lines 1221 Flight Details
On time | Departed
Departure
MKE
Milwaukee Mitchell International Airport, WI, US
Flight Gate Times
25-Aug-2026
Scheduled
05:34
CDT
Actual
05:24
CDT
Total Departure Delay: -
Flight Runway Times
25-Aug-2026
Scheduled
05:45
CDT
Actual
05:33
CDT
Runway Delay: -
Terminal
-
Gate
D47
Craft Type
Boeing 737-900 Passenger (Scimitar Winglets)
7S9
Flight Time
Scheduled
2h
Arrival
ATL
Atlanta Hartsfield-Jackson International Airport, GA, US
Flight Gate Times
25-Aug-2026
Scheduled
08:34
EDT
Estimated
08:09
EDT
Total Arrival Delay: -
Flight Runway Times
25-Aug-2026
Scheduled
08:15
EDT
Estimated
07:59
EDT
Runway Delay: -
Terminal
S
Gate
C46
Baggage Claim
2
Tail Number
N823DN
Flight Time
Estimated
1h 45m
Flight Notes
Also marketed as (AM) Aeromexico 4024, (KE) Korean Air 6964, (LA) LATAM Airlines 7188
Event Timeline
Date
Event
Data Updated
25 Aug
10:43
05:43
06:43
Time Adjustment
Estimated Runway Arrival changed from Aug-25-2026 8:01 AM to Aug-25-2026 7:59 AM
Estimated Gate Arrival changed from Aug-25-2026 8:11 AM to Aug-25-2026 8:09 AM
25 Aug
10:41
05:41
06:41
Time Adjustment
Estimated Runway Arrival changed from Aug-25-2026 8:00 AM to Aug-25-2026 8:01 AM
Estimated Gate Arrival changed from Aug-25-2026 8:10 AM to Aug-25-2026 8:11 AM
25 Aug
10:34
05:34
06:34
Time Adjustment
Estimated Runway Departure changed from Aug-25-2026 5:34 AM to Aug-25-2026 5:33 AM
Actual Runway Departure changed to Aug-25-2026 5:33 AM
25 Aug
10:24
05:24
06:24
Status Active
Actual Gate Departure changed to Aug-25-2026 5:24 AM
Status changed from Scheduled to Active
25 Aug
10:05
05:05
06:05
Gate Adjustment
Baggage changed from 1 to 2
25 Aug
09:58
04:58
05:58
Gate Adjustment
Baggage changed from 4 to 1
25 Aug
09:57
04:57
05:57
Time Adjustment
Estimated Runway Departure changed from Aug-25-2026 5:45 AM to Aug-25-2026 5:34 AM
25 Aug
09:57
04:57
05:57
Time Adjustment
Estimated Gate Departure changed from Aug-25-2026 5:34 AM to Aug-25-2026 5:24 AM
Estimated Runway Arrival changed from Aug-25-2026 8:15 AM to Aug-25-2026 8:00 AM
Estimated Gate Arrival changed from Aug-25-2026 8:23 AM to Aug-25-2026 8:10 AM
25 Aug
09:29
04:29
05:29
Gate Adjustment
Baggage changed from 6 to 4
25 Aug
09:18
04:18
05:18
Gate Adjustment
Baggage changed from 3 to 6
25 Aug
09:14
04:14
05:14
Time Adjustment
Estimated Gate Arrival changed from Aug-25-2026 8:26 AM to Aug-25-2026 8:23 AM
25 Aug
09:14
04:14
05:14
Time Adjustment
Estimated Gate Departure changed to Aug-25-2026 5:34 AM
Estimated Runway Arrival changed to Aug-25-2026 8:15 AM
25 Aug
09:14
04:14
05:14
Time Adjustment
Scheduled Runway Departure changed from Aug-25-2026 5:46 AM to Aug-25-2026 5:45 AM
Estimated Runway Departure changed to Aug-25-2026 5:45 AM
Scheduled Runway Arrival changed from Aug-25-2026 8:18 AM to Aug-25-2026 8:15 AM
25 Aug
08:52
03:52
04:52
Gate Adjustment
Arrival Gate changed from A19 to C46
24 Aug
10:41
05:41
06:41
Time Adjustment
Scheduled Runway Departure changed from Aug-25-2026 6:00 AM to Aug-25-2026 5:46 AM
Scheduled Runway Arrival changed from Aug-25-2026 8:40 AM to Aug-25-2026 8:18 AM
24 Aug
10:41
05:41
06:41
Time Adjustment
Scheduled Runway Departure changed to Aug-25-2026 6:00 AM
Scheduled Runway Arrival changed to Aug-25-2026 8:40 AM
24 Aug
06:16
01:16
02:16
Gate Adjustment
Departure Gate changed from D48 to D47
24 Aug
01:04
20:04
21:04
Gate Adjustment
Departure Gate changed from D46 to D48
23 Aug
22:34
17:34
18:34
Time Adjustment
Estimated Gate Arrival changed to Aug-25-2026 8:26 AM
23 Aug
18:38
13:38
14:38
Gate Adjustment
Baggage changed to 3
23 Aug
09:08
04:08
05:08
Gate Adjustment
Departure Gate changed from D44 to D46
Tail Number changed to N823DN
Actual Equipment changed to 7S9
23 Aug
03:06
22:06
23:06
Gate Adjustment
Departure Gate changed to D44
Arrival Gate changed to A19
22 Aug
18:18
13:18
14:18
Record Created
22 Aug
18:18
13:18
14:18
Time Adjustment
Scheduled Gate Departure changed to Aug-25-2026 5:34 AM
Scheduled Gate Arrival changed to Aug-25-2026 8:34 AM
Arrival Terminal changed to S
Scheduled Equipment changed to 739