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Southwest Airlines

Is WN40 delayed?

No — WN40 landed in Dallas on schedule (1 min behind), at 17:00 on Sep 28 (as of Sep 28, 22:00 UTC).

Often late: arrived more than 15 min after schedule on 6 of the last 10 flights.

Arrived

On schedule (1 min behind)

Official source · Updated

Departure

Houston

HOU

Actual

Scheduled 16:14

Sep 28

Arrival

Dallas

DAL

Actual

Scheduled 16:59

Sep 28

Times shown in airport local time

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

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

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.

  • Houston → Dallas

    On schedule (1 min behind)

  • Houston → Dallas

    31 min late

  • Houston → Dallas

    On schedule (13 min behind)

  • Houston → Dallas

    108 min late

  • Houston → Dallas

    33 min late

Is WN40 usually late?

Observation window: Sep 1, 2026 – Oct 1, 2026

Observed arrivals
10
On time
40%
of 10 arrivals
Late
60%
of 10 arrivals
Cancelled
0%
of 11 flights
Median arrival delay
26 min
9 in 10 arrived within
58 min

On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. 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

Related flights

Other flights KHOU → KDAL

Return flights KDAL → KHOU

All Southwest Airlines flights

Flight history and details
WN40 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 28, 2026ArrivedHoustonDallas1
Sep 25, 2026ArrivedHoustonDallas31
Sep 24, 2026ArrivedHoustonDallas13
Sep 21, 2026ArrivedHoustonDallas108
Sep 18, 2026ArrivedHoustonDallas33
Sep 17, 2026ArrivedHoustonDallas52
Sep 14, 2026ArrivedHoustonDallas3
Sep 10, 2026ArrivedHoustonDallas-7
Sep 7, 2026ArrivedHoustonDallas31
Sep 4, 2026ArrivedHoustonDallas20

Email me if WN40 runs late

We email you if your next WN40 flight in the coming day is more than 15 minutes late, cancelled or diverted. Alerts last 30 days. No account needed.

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