Southwest Airlines

Is WN4539 delayed?

Each route and date is shown separately. Confirm that both airports match your booking.

Service date: Sep 19, 2026 · Scheduled departure date (UTC)

Arrived

16 min early

Official source · Updated Sep 19, 2026, 20:11 UTC

Departure

Dallas

DAL

Actual

18:48~~18:54~~

Sep 19

Arrival

Valparaiso

VPS

Actual

20:10~~20:26~~

Sep 19

Times shown in airport local time

Flight details

Departure · UTC

Scheduled: Sep 19, 2026, 18:54 UTC
Estimated: Not available
Actual: Sep 19, 2026, 18:48 UTC

Arrival · UTC

Scheduled: Sep 19, 2026, 20:26 UTC
Estimated: Not available
Actual: Sep 19, 2026, 20:10 UTC

Service date: Sep 19, 2026 · Scheduled departure date (UTC)

Arrived

4 min early

Official source · Updated Sep 19, 2026, 17:58 UTC

Departure

Albuquerque

ABQ

Actual

16:37~~16:36~~

Sep 19

Arrival

Dallas

DAL

Actual

17:58~~18:02~~

Sep 19

Times shown in airport local time

Flight details

Departure · UTC

Scheduled: Sep 19, 2026, 16:36 UTC
Estimated: Not available
Actual: Sep 19, 2026, 16:37 UTC

Arrival · UTC

Scheduled: Sep 19, 2026, 18:02 UTC
Estimated: Not available
Actual: Sep 19, 2026, 17:58 UTC

DALVPS

ABQDAL

Recent arrivals

Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.

Sun, Sep 20, 2026
SJC → DEN
14 min early
Sat, Sep 19, 2026
DAL → VPS
16 min early
Sat, Sep 19, 2026
ABQ → DAL
4 min early
Wed, Sep 16, 2026
SAN → SMF
51 min late
Tue, Sep 15, 2026
SAN → SMF
11 min early

Flight history and details

Aug 22, 2026 — Sep 21, 2026

Observed arrivals: 12
Arrivals over 15 minutes late: 1
Observed cancellations: 0
Observed occurrences: 13

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

WN4539 Recent arrival history
Service date	Departure	Arrival	Actual	Arrival delay (minutes)
Sep 20, 2026Arrived	San Jose	Denver	Sep 20, 2026, 17:33 UTC	-14
Sep 19, 2026Arrived	Dallas	Valparaiso	Sep 19, 2026, 20:10 UTC	-16
Sep 19, 2026Arrived	Albuquerque	Dallas	Sep 19, 2026, 17:58 UTC	-4
Sep 16, 2026Arrived	San Diego	Sacramento	Sep 16, 2026, 19:25 UTC	51
Sep 15, 2026Arrived	San Diego	Sacramento	Sep 15, 2026, 18:23 UTC	-11
Sep 9, 2026Arrived	San Diego	Sacramento	Sep 9, 2026, 18:32 UTC	-2
Sep 8, 2026Arrived	San Diego	Sacramento	Sep 8, 2026, 18:23 UTC	-11
Sep 5, 2026Arrived	Dallas	Valparaiso	Sep 5, 2026, 20:20 UTC	-1
Sep 5, 2026Arrived	Albuquerque	Dallas	Sep 5, 2026, 17:57 UTC	3
Sep 1, 2026Arrived	San Diego	Sacramento	Sep 1, 2026, 18:47 UTC	7
Aug 26, 2026Arrived	San Diego	Sacramento	Aug 26, 2026, 18:42 UTC	2
Aug 25, 2026Arrived	San Diego	Sacramento	Aug 25, 2026, 18:16 UTC	-23