Is DL4989 delayed?
No — DL4989 landed in Knoxville 27 min early, at 17:11 on Sep 29 (as of Sep 29, 21:19 UTC).
Usually on time: arrived within 15 min of schedule on 13 of the last 15 flights.
27 min early
Official source · Updated
Departure
Detroit
DTW
Actual
Scheduled 16:16
Sep 29
Arrival
Knoxville
TYS
Actual
Scheduled 17:38
Sep 29
Times shown in airport local time
Service date: · Scheduled departure date (America/Detroit)
Market settled: On time.
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
Market prices express trading expectations about a contract’s stated threshold. They do not confirm airline status. The linked market shows its terms and activity.
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 27 min early
Detroit → Knoxville
- On schedule (5 min behind)
Detroit → Knoxville
- 13 min early
Detroit → Knoxville
- 6 min early
Detroit → Knoxville
- 1 min early
Detroit → Knoxville
Is DL4989 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
- Left more than 15 min late
- 34 of 246
- Cancelled today
- 0
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 29, 2026Arrived | Detroit | Knoxville | -27 | |
| Sep 28, 2026Arrived | Detroit | Knoxville | 5 | |
| Sep 27, 2026Arrived | Detroit | Knoxville | -13 | |
| Sep 25, 2026Arrived | Detroit | Knoxville | -6 | |
| Sep 24, 2026Arrived | Detroit | Knoxville | -1 | |
| Sep 23, 2026Arrived | Detroit | Knoxville | 6 | |
| Sep 21, 2026Arrived | Detroit | Knoxville | -17 | |
| Sep 20, 2026Arrived | Detroit | Knoxville | 41 | |
| Sep 18, 2026Arrived | Detroit | Knoxville | 17 | |
| Sep 17, 2026Arrived | Detroit | Knoxville | -16 | |
| Sep 16, 2026Arrived | Detroit | Knoxville | -4 | |
| Sep 15, 2026Arrived | Detroit | Knoxville | -22 | |
| Sep 7, 2026Arrived | Panama City Beach | New York | 14 | |
| Sep 7, 2026Arrived | New York | Panama City Beach | -3 | |
| Sep 5, 2026Arrived | Panama City Beach | New York | 10 |
Email me if DL4989 runs late
We email you if your next DL4989 flight in the coming day is more than 15 minutes late, cancelled or diverted. Alerts last 30 days. No account needed.