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Southwest Airlines

Is WN3904 delayed?

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

Arrived

11 min late

Official source · Updated

Departure

Phoenix

PHX

Scheduled

Sep 7

Arrival

Ontario

ONT

Actual

Scheduled 03:39

Sep 8

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.

  • ATL → BNA

    5 min early

  • PHX → ONT

    On time

  • PHX → ONT

    54 min late

  • SAN → MCO

    53 min late

  • PHX → ONT

    20 min late
Flight history and details

Aug 21, 2026 — Sep 20, 2026

Observed arrivals
22
Arrivals over 15 minutes late
6
Observed cancellations
0
Observed occurrences
27

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

WN3904 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 19, 2026ArrivedAtlantaNashville
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-5
Sep 18, 2026ArrivedPhoenixOntario
0
Sep 17, 2026ArrivedPhoenixOntario
54
Sep 16, 2026ArrivedSan DiegoOrlando
53
Sep 14, 2026ArrivedPhoenixOntario
20
Sep 13, 2026ArrivedDenverProvidence
-21
Sep 11, 2026ArrivedPhoenixOntario
-15
Sep 10, 2026ArrivedPhoenixOntario
16
Sep 9, 2026ArrivedSan DiegoOrlando
8
Sep 8, 2026ArrivedSan DiegoOrlando
-2
Sep 7, 2026ArrivedPhoenixOntario
11
Sep 5, 2026ArrivedAtlantaNashville
-5
Sep 4, 2026ArrivedPhoenixOntario
11
Sep 3, 2026ArrivedPhoenixOntario
110
Sep 1, 2026ArrivedSan DiegoOrlando
-4
Aug 31, 2026ArrivedPhoenixOntario
-8
Aug 29, 2026ArrivedAtlantaNashville
-13
Aug 28, 2026ArrivedPhoenixOntario
109
Aug 27, 2026ArrivedPhoenixOntario
-14
Aug 25, 2026ArrivedSan DiegoOrlando
-13
Aug 24, 2026ArrivedPhoenixOntario
-8
Aug 21, 2026ArrivedPhoenixOntario
-16

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