Delta Air Lines
Is DL4440 delayed?
DL4440 left Detroit 1 min early, at 10:05 on Sep 29; its arrival time is not confirmed yet.
Usually on time: arrived within 15 min of schedule on 24 of the last 29 flights.
Each route and date is shown separately. Confirm that both airports match your booking.
1 min early
This update may be out of date. Check with your airline.
Update time unavailable
Departure
Detroit
DTW
Actual
Scheduled 10:06
Sep 29
Arrival
Appleton
ATW
Scheduled
Sep 29
Times shown in airport local time
Service date: · Scheduled departure date (America/Detroit)
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
On schedule (<1 min behind)
Official source · Updated
Departure
Appleton
ATW
Actual
Scheduled 11:13
Sep 29
Arrival
Detroit
DTW
Actual
Scheduled 13:00
Sep 29
Times shown in airport local time
Service date: · Scheduled departure date (America/Chicago)
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- On schedule (<1 min behind)
Appleton → Detroit
- On schedule (5 min behind)
Appleton → Detroit
- On schedule (1 min behind)
Detroit → Appleton
- 19 min early
Appleton → Detroit
- On schedule (9 min behind)
Detroit → Appleton
Is DL4440 usually late?
Observation window: Aug 31, 2026 – Sep 30, 2026
On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
At the airports today
Detroit (DTW) departures
No departures recorded yet today.
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 29, 2026Arrived | Appleton | Detroit | 0 | |
| Sep 28, 2026Arrived | Appleton | Detroit | 5 | |
| Sep 28, 2026Arrived | Detroit | Appleton | 1 | |
| Sep 27, 2026Arrived | Appleton | Detroit | -19 | |
| Sep 27, 2026Arrived | Detroit | Appleton | 9 | |
| Sep 26, 2026Arrived | Detroit | Appleton | -27 | |
| Sep 24, 2026Arrived | Appleton | Detroit | 16 | |
| Sep 24, 2026Arrived | Detroit | Appleton | -2 | |
| Sep 23, 2026Arrived | Detroit | Appleton | 11 | |
| Sep 22, 2026Arrived | Appleton | Detroit | 11 | |
| Sep 22, 2026Arrived | Detroit | Appleton | 14 | |
| Sep 21, 2026Arrived | Appleton | Detroit | 17 | |
| Sep 21, 2026Arrived | Detroit | Appleton | 4 | |
| Sep 20, 2026Arrived | Appleton | Detroit | -16 | |
| Sep 20, 2026Arrived | Detroit | Appleton | 24 | |
| Sep 19, 2026Arrived | Detroit | Appleton | 8 | |
| Sep 18, 2026Arrived | Appleton | Detroit | 7 | |
| Sep 18, 2026Arrived | Detroit | Appleton | 7 | |
| Sep 17, 2026Arrived | Appleton | Detroit | 19 | |
| Sep 17, 2026Arrived | Detroit | Appleton | 10 | |
| Sep 16, 2026Arrived | Appleton | Detroit | -19 | |
| Sep 16, 2026Arrived | Detroit | Appleton | -16 | |
| Sep 14, 2026Arrived | Appleton | Detroit | 2 | |
| Sep 13, 2026Arrived | Appleton | Detroit | 1 | |
| Sep 12, 2026Arrived | Detroit | Appleton | 10 | |
| Sep 9, 2026Arrived | Appleton | Detroit | 19 | |
| Sep 9, 2026Arrived | Detroit | Appleton | 5 | |
| Sep 8, 2026Arrived | Appleton | Detroit | 5 | |
| Sep 8, 2026Arrived | Detroit | Appleton | 12 |
Email me if DL4440 runs late
We email you if your next DL4440 flight in the coming day is more than 15 minutes late, cancelled or diverted. Alerts last 30 days. No account needed.