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Delta Air Lines

Is DL4039 delayed?

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

Arrived

22 min early

Updated

Departure

Seattle

SEA

Actual

Scheduled 19:50

Aug 29

Arrival

Bozeman

BZN

Actual

Scheduled 04:42

Aug 30

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Actual

Arrival · UTC

Scheduled
Estimated
Actual

Recent arrivals

Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.

  • SEA → BZN

    21 min late

  • SEA → BZN

    2 min early

  • SEA → BZN

    7 min late

  • SEA → BZN

    37 min early

  • SEA → BZN

    13 min early
Flight history and details

Aug 17, 2026 — Sep 16, 2026

Observed arrivals
15
Arrivals over 15 minutes late
2
Observed cancellations
0
Observed occurrences
25

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

DL4039 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 15, 2026ArrivedSeattleBozeman
View this flight’s market
21
Sep 14, 2026ArrivedSeattleBozeman
-2
Sep 13, 2026ArrivedSeattleBozeman
7
Sep 12, 2026ArrivedSeattleBozeman
-37
Sep 11, 2026ArrivedSeattleBozeman
-13
Sep 10, 2026ArrivedSeattleBozeman
-30
Sep 9, 2026ArrivedSeattleBozeman
-11
Sep 8, 2026ArrivedSeattleBozeman
-39
Sep 7, 2026ArrivedSeattleBozeman
48
Sep 6, 2026ArrivedSeattleBozeman
-26
Sep 5, 2026ArrivedSeattleBozeman
-27
Sep 4, 2026ArrivedSeattleBozeman
13
Aug 30, 2026ArrivedSeattleBozeman
-30
Aug 29, 2026ArrivedSeattleBozeman
-22
Aug 25, 2026ArrivedSeattleBozeman
-16

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