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Southwest Airlines

Is WN3556 delayed?

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

Arrived

17 min early

Official source · Updated

Departure

San Francisco

SFO

Actual

Scheduled 23:40

Aug 30

Arrival

Chicago

MDW

Actual

Scheduled 10:50

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.

  • SFO → MDW

    29 min late

  • SFO → MDW

    84 min late

  • SFO → MDW

    41 min early

  • SFO → MDW

    21 min early

  • SFO → MDW

    7 min early
Flight history and details

Aug 19, 2026 — Sep 18, 2026

Observed arrivals
26
Arrivals over 15 minutes late
4
Observed cancellations
0
Observed occurrences
30

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

WN3556 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 18, 2026ArrivedSan FranciscoChicago
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29
Sep 17, 2026ArrivedSan FranciscoChicago
84
Sep 16, 2026ArrivedSan FranciscoChicago
-41
Sep 15, 2026ArrivedSan FranciscoChicago
-21
Sep 14, 2026ArrivedSan FranciscoChicago
-7
Sep 13, 2026ArrivedSan FranciscoChicago
-30
Sep 12, 2026ArrivedSan FranciscoChicago
-3
Sep 11, 2026ArrivedSan FranciscoChicago
-6
Sep 10, 2026ArrivedSan FranciscoChicago
-5
Sep 9, 2026ArrivedSan FranciscoChicago
-16
Sep 8, 2026ArrivedSan FranciscoChicago
0
Sep 5, 2026ArrivedSan FranciscoChicago
-28
Sep 4, 2026ArrivedSan FranciscoChicago
27
Sep 3, 2026ArrivedSan FranciscoChicago
49
Sep 2, 2026ArrivedSan FranciscoChicago
-24
Sep 1, 2026ArrivedSan FranciscoChicago
-38
Aug 31, 2026ArrivedSan FranciscoChicago
-13
Aug 30, 2026ArrivedSan FranciscoChicago
-14
Aug 29, 2026ArrivedSan FranciscoChicago
-17
Aug 28, 2026ArrivedSan FranciscoChicago
-15
Aug 27, 2026ArrivedSan FranciscoChicago
-11
Aug 26, 2026ArrivedSan FranciscoChicago
-9
Aug 25, 2026ArrivedSan FranciscoChicago
-14
Aug 24, 2026ArrivedSan FranciscoChicago
-28
Aug 23, 2026ArrivedSan FranciscoChicago
-1

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