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Southwest Airlines

Is WN4156 delayed?

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

Arrived

41 min late

Updated

Departure

San Diego

SAN

Actual

Scheduled 14:40

Aug 27

Arrival

Sacramento

SMF

Actual

Scheduled 23:20

Aug 28

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.

  • SMF → PDX

    41 min late

  • SAN → SMF

    23 min late

  • PDX → DEN

    46 min late

  • SMF → PDX

    6 min late

  • PDX → DEN

    13 min late
Flight history and details

Aug 19, 2026 — Sep 18, 2026

Observed arrivals
20
Arrivals over 15 minutes late
9
Observed cancellations
0
Observed occurrences
23

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

WN4156 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 18, 2026ArrivedSacramentoPortland
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41
Sep 17, 2026ArrivedSan DiegoSacramento
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23
Sep 16, 2026ArrivedPortlandDenver
46
Sep 16, 2026ArrivedSacramentoPortland
6
Sep 15, 2026ArrivedPortlandDenver
13
Sep 15, 2026ArrivedSacramentoPortland
10
Sep 12, 2026ArrivedPortlandDenver
-11
Sep 12, 2026ArrivedSacramentoPortland
-1
Sep 11, 2026ArrivedSan DiegoSacramento
5
Sep 11, 2026ArrivedSacramentoPortland
30
Sep 10, 2026ArrivedSan DiegoSacramento
27
Sep 8, 2026ArrivedPortlandDenver
5
Sep 8, 2026ArrivedSacramentoPortland
13
Sep 7, 2026ArrivedSan DiegoSacramento
20
Sep 5, 2026ArrivedPortlandDenver
6
Sep 4, 2026ArrivedSan DiegoSacramento
266
Aug 31, 2026ArrivedSan DiegoSacramento
0
Aug 28, 2026ArrivedSan DiegoSacramento
10
Aug 27, 2026ArrivedSan DiegoSacramento
41
Aug 24, 2026ArrivedSan DiegoSacramento
16

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