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Southwest Airlines

Is WN3581 delayed?

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

Arrived

30 min late

Updated

Departure

Denver

DEN

Actual

Scheduled 19:10

Aug 30

Arrival

Houston

HOU

Actual

Scheduled 03:35

Aug 31

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.

  • PHX → SJC

    1 min early

  • PHX → SJC

    6 min late

  • PHX → SJC

    9 min early

  • PHX → SJC

    21 min late

  • DEN → HOU

    14 min late
Flight history and details

Aug 20, 2026 — Sep 19, 2026

Observed arrivals
21
Arrivals over 15 minutes late
5
Observed cancellations
0
Observed occurrences
24

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

WN3581 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 18, 2026ArrivedPhoenixSan Jose
-1
Sep 17, 2026ArrivedPhoenixSan Jose
6
Sep 16, 2026ArrivedPhoenixSan Jose
-9
Sep 14, 2026ArrivedPhoenixSan Jose
21
Sep 13, 2026ArrivedDenverHouston
14
Sep 12, 2026ArrivedMemphisDenver
13
Sep 9, 2026ArrivedPhoenixSan Jose
-28
Sep 8, 2026ArrivedPhoenixSan Jose
18
Sep 7, 2026ArrivedPhoenixSan Jose
10
Sep 6, 2026ArrivedDenverHouston
-14
Sep 5, 2026ArrivedMemphisDenver
29
Sep 4, 2026ArrivedPhoenixSan Jose
0
Sep 1, 2026ArrivedPhoenixSan Jose
-5
Aug 31, 2026ArrivedPhoenixSan Jose
78
Aug 30, 2026ArrivedDenverHouston
30
Aug 28, 2026ArrivedPhoenixSan Jose
13
Aug 27, 2026ArrivedPhoenixSan Jose
7
Aug 26, 2026ArrivedPhoenixSan Jose
-7
Aug 25, 2026ArrivedPhoenixSan Jose
-17
Aug 24, 2026ArrivedPhoenixSan Jose
-24
Aug 21, 2026ArrivedPhoenixSan Jose
-13

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