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Delta Air Lines

Is DL5121 delayed?

Service date: · Scheduled departure date (America/Detroit)

Arrived

2 min early

Official source · Updated

Departure

Detroit

DTW

Scheduled

Sep 11

Arrival

Louisville

SDF

Actual

Scheduled 21:00

Sep 11

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual
Not available

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.

  • DTW → SDF

    3 min early

  • DTW → SDF

    19 min early

  • DTW → SDF

    7 min late

  • DTW → SDF

    <1 min late

  • DTW → SDF

    2 min early
Flight history and details

Aug 18, 2026 — Sep 17, 2026

Observed arrivals
12
Arrivals over 15 minutes late
1
Observed cancellations
0
Observed occurrences
21

Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.

How flight status works

DL5121 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 16, 2026ArrivedDetroitLouisville
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-3
Sep 15, 2026ArrivedDetroitLouisville
-19
Sep 14, 2026ArrivedDetroitLouisville
7
Sep 13, 2026ArrivedDetroitLouisville
0
Sep 11, 2026ArrivedDetroitLouisville
-2
Sep 10, 2026ArrivedDetroitLouisville
3
Sep 9, 2026ArrivedDetroitLouisville
4
Sep 8, 2026ArrivedDetroitLouisville
0
Sep 7, 2026ArrivedAtlantaAsheville
-4
Sep 4, 2026ArrivedAtlantaAsheville
-15
Aug 26, 2026ArrivedAtlantaAsheville
28
Aug 25, 2026ArrivedAtlantaAsheville
-26

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