(DL) Delta Air Lines 1221 Flight Details
On time | Scheduled
Departure
MKE
Milwaukee Mitchell International Airport, WI, US
Flight Gate Times
22-Aug-2026
Scheduled
06:00
CDT
Estimated
05:50
CDT
Total Departure Delay: -
Flight Runway Times
22-Aug-2026
Scheduled
06:13
CDT
Estimated
06:00
CDT
Runway Delay: -
Terminal
-
Gate
D44
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
22-Aug-2026
Scheduled
09:00
EDT
Estimated
08:41
EDT
Total Arrival Delay: -
Flight Runway Times
22-Aug-2026
Scheduled
08:43
EDT
Estimated
08:31
EDT
Runway Delay: -
Terminal
S
Gate
B18
Baggage Claim
6
Tail Number
N944DZ
Flight Time
Estimated
1h 51m
Flight Notes
Also marketed as (AM) Aeromexico 4024, (KE) Korean Air 6964, (LA) LATAM Airlines 6386
Event Timeline
Date
Event
Data Updated
22 Aug
10:47
05:47
06:47
Time Adjustment
Estimated Gate Arrival changed from Aug-22-2026 8:40 AM to Aug-22-2026 8:41 AM
22 Aug
10:44
05:44
06:44
Time Adjustment
Estimated Gate Departure changed from Aug-22-2026 5:55 AM to Aug-22-2026 5:50 AM
Estimated Gate Arrival changed from Aug-22-2026 8:45 AM to Aug-22-2026 8:40 AM
22 Aug
10:42
05:42
06:42
Time Adjustment
Estimated Gate Departure changed from Aug-22-2026 5:50 AM to Aug-22-2026 5:55 AM
Estimated Gate Arrival changed from Aug-22-2026 8:52 AM to Aug-22-2026 8:45 AM
22 Aug
10:42
05:42
06:42
Time Adjustment
Estimated Runway Departure changed from Aug-22-2026 6:05 AM to Aug-22-2026 6:00 AM
Estimated Gate Departure changed from Aug-22-2026 5:55 AM to Aug-22-2026 5:50 AM
Estimated Runway Arrival changed from Aug-22-2026 8:36 AM to Aug-22-2026 8:31 AM
22 Aug
10:38
05:38
06:38
Time Adjustment
Estimated Runway Departure changed from Aug-22-2026 6:13 AM to Aug-22-2026 6:05 AM
Estimated Gate Departure changed from Aug-22-2026 6:00 AM to Aug-22-2026 5:55 AM
Estimated Runway Arrival changed from Aug-22-2026 8:43 AM to Aug-22-2026 8:36 AM
22 Aug
09:55
04:55
05:55
Gate Adjustment
Arrival Gate changed from D30 to B18
22 Aug
09:44
04:44
05:44
Gate Adjustment
Baggage changed from 2 to 6
22 Aug
09:44
04:44
05:44
Time Adjustment
Estimated Gate Arrival changed from Aug-22-2026 8:53 AM to Aug-22-2026 8:52 AM
22 Aug
09:36
04:36
05:36
Time Adjustment
Scheduled Runway Arrival changed from Aug-22-2026 8:44 AM to Aug-22-2026 8:43 AM
22 Aug
09:36
04:36
05:36
Time Adjustment
Estimated Runway Arrival changed from Aug-22-2026 8:44 AM to Aug-22-2026 8:43 AM
22 Aug
09:16
04:16
05:16
Gate Adjustment
Arrival Gate changed from B18 to D30
22 Aug
08:26
03:26
04:26
Time Adjustment
Estimated Runway Departure changed to Aug-22-2026 6:13 AM
22 Aug
08:26
03:26
04:26
Time Adjustment
Estimated Gate Departure changed to Aug-22-2026 6:00 AM
Estimated Runway Arrival changed to Aug-22-2026 8:44 AM
22 Aug
08:16
03:16
04:16
Gate Adjustment
Arrival Gate changed from D30 to B18
22 Aug
07:48
02:48
03:48
Gate Adjustment
Arrival Gate changed from A19 to D30
22 Aug
00:46
19:46
20:46
Gate Adjustment
Baggage changed from 6 to 2
21 Aug
11:06
06:06
07:06
Time Adjustment
Scheduled Runway Departure changed from Aug-22-2026 6:26 AM to Aug-22-2026 6:13 AM
Scheduled Runway Arrival changed from Aug-22-2026 9:10 AM to Aug-22-2026 8:44 AM
21 Aug
11:01
06:01
07:01
Time Adjustment
Scheduled Runway Departure changed to Aug-22-2026 6:26 AM
Scheduled Runway Arrival changed to Aug-22-2026 9:10 AM
20 Aug
23:05
18:05
19:05
Time Adjustment
Estimated Gate Arrival changed to Aug-22-2026 8:53 AM
20 Aug
19:04
14:04
15:04
Gate Adjustment
Baggage changed to 6
20 Aug
04:52
23:52
00:52
Equipment Adjustment
Tail Number changed from N817DN to N944DZ
20 Aug
04:44
23:44
00:44
Equipment Adjustment
Tail Number changed to N817DN
Actual Equipment changed to 7S9
20 Aug
03:53
22:53
23:53
Gate Adjustment
Departure Gate changed to D44
Arrival Gate changed to A19
19 Aug
18:18
13:18
14:18
Record Created
19 Aug
18:18
13:18
14:18
Time Adjustment
Scheduled Gate Departure changed to Aug-22-2026 6:00 AM
Scheduled Gate Arrival changed to Aug-22-2026 9:00 AM
Arrival Terminal changed to S
Scheduled Equipment changed to 739