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Delta Air Lines

Is DL3861 delayed?

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

Arrived

15 min late

Official source · Updated

Departure

Detroit

DTW

Actual

Scheduled 10:15

Sep 9

Arrival

Buffalo

BUF

Actual

Scheduled 14:55

Sep 9

Times shown in airport local time

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.

  • BUF → DTW

    18 min late

  • DTW → BUF

    4 min early

  • BUF → DTW

    24 min late

  • DTW → BUF

    6 min late

  • BUF → DTW

    20 min late
Flight history and details

Aug 20, 2026 — Sep 19, 2026

Observed arrivals
20
Arrivals over 15 minutes late
7
Observed cancellations
0
Observed occurrences
33

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

DL3861 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 18, 2026ArrivedBuffaloDetroit
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18
Sep 18, 2026ArrivedDetroitBuffalo
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-4
Sep 17, 2026ArrivedBuffaloDetroit
24
Sep 17, 2026ArrivedDetroitBuffalo
6
Sep 16, 2026ArrivedBuffaloDetroit
20
Sep 16, 2026ArrivedDetroitBuffalo
22
Sep 14, 2026ArrivedBuffaloDetroit
16
Sep 14, 2026ArrivedDetroitBuffalo
17
Sep 13, 2026ArrivedBuffaloDetroit
-22
Sep 13, 2026ArrivedDetroitBuffalo
-10
Sep 11, 2026ArrivedBuffaloDetroit
-4
Sep 10, 2026ArrivedBuffaloDetroit
2
Sep 10, 2026ArrivedDetroitBuffalo
5
Sep 9, 2026ArrivedDetroitBuffalo
15
Sep 8, 2026ArrivedBuffaloDetroit
-4
Sep 8, 2026ArrivedDetroitBuffalo
5
Sep 7, 2026ArrivedAugustaAtlanta
2
Sep 7, 2026ArrivedAtlantaAugusta
-2
Sep 4, 2026ArrivedAugustaAtlanta
7
Sep 4, 2026ArrivedAtlantaAugusta
4

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