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Southwest Airlines

Is WN3431 delayed?

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

Arrived

5 min late

Official source · Updated

Departure

San Diego

SAN

Actual

Scheduled 22:40

Aug 28

Arrival

Chicago

MDW

Actual

Scheduled 09:30

Aug 29

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.

  • SAN → MDW

    7 min late

  • SAN → MDW

    11 min early

  • SAN → MDW

    22 min early

  • SAN → MDW

    16 min early

  • SAN → MDW

    On time
Flight history and details

Aug 19, 2026 — Sep 18, 2026

Observed arrivals
28
Arrivals over 15 minutes late
1
Observed cancellations
0
Observed occurrences
29

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

WN3431 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 17, 2026ArrivedSan DiegoChicago
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7
Sep 16, 2026ArrivedSan DiegoChicago
-11
Sep 15, 2026ArrivedSan DiegoChicago
-22
Sep 14, 2026ArrivedSan DiegoChicago
-16
Sep 13, 2026ArrivedSan DiegoChicago
0
Sep 12, 2026ArrivedSan DiegoChicago
-12
Sep 11, 2026ArrivedSan DiegoChicago
-14
Sep 10, 2026ArrivedSan DiegoChicago
-12
Sep 9, 2026ArrivedSan DiegoChicago
-16
Sep 8, 2026ArrivedSan DiegoChicago
1
Sep 7, 2026ArrivedSan DiegoChicago
17
Sep 6, 2026ArrivedSan DiegoChicago
-13
Sep 5, 2026ArrivedSan DiegoChicago
-19
Sep 4, 2026ArrivedSan DiegoChicago
0
Sep 3, 2026ArrivedSan DiegoChicago
8
Sep 2, 2026ArrivedSan DiegoChicago
-20
Sep 1, 2026ArrivedSan DiegoChicago
-19
Aug 31, 2026ArrivedSan DiegoChicago
-18
Aug 30, 2026ArrivedSan DiegoChicago
-2
Aug 29, 2026ArrivedSan DiegoChicago
-17
Aug 28, 2026ArrivedSan DiegoChicago
5
Aug 27, 2026ArrivedSan DiegoChicago
10
Aug 25, 2026ArrivedSan DiegoChicago
-13
Aug 24, 2026ArrivedSan DiegoChicago
-9
Aug 23, 2026ArrivedSan DiegoChicago
-2
Aug 22, 2026ArrivedSan DiegoChicago
-15
Aug 21, 2026ArrivedSan DiegoChicago
-10
Aug 19, 2026ArrivedSan DiegoChicago
-16

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