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Southwest Airlines

Is WN4231 delayed?

Yes, WN4231 landed in Denver 21 min late, at 18:16 on Oct 30 (as of Oct 31, 00:16 UTC).

Often late: arrived more than 15 min after schedule on 11 of the last 14 flights.

Arrived

21 min late

Official source · Updated

Departure

Boise

BOI

Scheduled

Oct 30

Arrival

Denver

DEN

Actual

Scheduled 17:55

Oct 30

Times shown in airport local time

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

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.

  • Boise → Denver

    21 min late

  • Boise → Denver

    18 min late

  • Boise → Denver

    On schedule (2 min behind)

  • Boise → Denver

    16 min late

  • Boise → Denver

    40 min late

Is WN4231 usually late?

Period: Oct 15, 2026 – Nov 14, 2026

Arrivals tracked
14
On time
21%
of 14 arrivals
Late
79%
of 14 arrivals
Cancelled
0%
of 14 flights
Median arrival delay
25 min
9 in 10 arrived within
78 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. Compares scheduled and actual arrival times. Cancelled and diverted flights are left out. Some flights may be missing.

How flight status works

At the airports today

Denver (DEN) departures

Left more than 15 min late
21 of 33
Cancelled today
42

Related flights

All Southwest Airlines flights

Flight history and details
WN4231 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Oct 30, 2026ArrivedBoiseDenver21
Oct 29, 2026ArrivedBoiseDenver18
Oct 26, 2026ArrivedBoiseDenver2
Oct 25, 2026ArrivedBoiseDenver16
Oct 24, 2026ArrivedBoiseDenver40
Oct 24, 2026ArrivedSan DiegoBoise11
Oct 23, 2026ArrivedBoiseDenver28
Oct 22, 2026ArrivedBoiseDenver52
Oct 19, 2026ArrivedBoiseDenver15
Oct 18, 2026ArrivedBoiseDenver23
Oct 17, 2026ArrivedBoiseDenver89
Oct 17, 2026ArrivedSan DiegoBoise97
Oct 16, 2026ArrivedBoiseDenver29
Oct 15, 2026ArrivedBoiseDenver30
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