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Southwest Airlines

Is WN1223 delayed?

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

Arrived

21 min early

Official source · Updated

Departure

Denver

DEN

Actual

Scheduled 07:15

Aug 29

Arrival

Chicago

MDW

Actual

Scheduled 15:35

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.

  • MDW → DCA

    48 min late

  • DAL → ONT

    5 min early

  • DAL → ONT

    9 min early

  • MDW → DCA

    4 min late

  • MDW → DCA

    12 min early
Flight history and details

Aug 19, 2026 — Sep 18, 2026

Observed arrivals
15
Arrivals over 15 minutes late
5
Observed cancellations
0
Observed occurrences
16

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

WN1223 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 18, 2026ArrivedChicagoWashington
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48
Sep 16, 2026ArrivedDallasOntario
-5
Sep 15, 2026ArrivedDallasOntario
-9
Sep 15, 2026ArrivedChicagoWashington
4
Sep 12, 2026ArrivedChicagoWashington
-12
Sep 12, 2026ArrivedDenverChicago
-16
Sep 12, 2026ArrivedChicagoWashington
16
Sep 11, 2026ArrivedChicagoWashington
9
Sep 8, 2026ArrivedDallasOntario
94
Sep 8, 2026ArrivedChicagoWashington
-12
Sep 6, 2026ArrivedHoustonBirmingham
-12
Sep 5, 2026ArrivedChicagoWashington
17
Sep 5, 2026ArrivedDenverChicago
-20
Sep 5, 2026ArrivedChicagoWashington
84
Aug 29, 2026ArrivedDenverChicago
-21

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