WN3731 Southwest Airlines - Flight Status

Warning

This flight has been diverted and landed in a different airport than scheduled. Contact airline to obtain more information. This was the original destination:

Phoenix (PHX) - Phoenix Sky Harbor International Airport

There is more than one flight with the same flight number on the same day. This is the other flight:

WN3731 Las Vegas (LAS) to Phoenix (PHX) Departure: 01:13 am Arrival: 02:15 am Check flight

Below, you can find details about Southwest Airlines flight WN3731, which currently operates between the airports of Sacramento - Sacramento International Airport (Airport Code SMF) and Las Vegas - Las Vegas Harry Reid International Airport (Airport Code LAS).
This flight data pertains specifically to the flight's details for Sunday, August 23, 2026.

Table of contents:
Flight Status

WN3731 On Time performance:

n/a

It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.

Flight Status

WN3731 Southwest Airlines from Sacramento

Landed - Delayed

Delay: 49 minutes

Flight Status for Sunday August 23, 2026

Airline information

Southwest Airlines

Equipment: Boeing 737-800 (Scimitar Winglets) Passenger

Departure

Sacramento (SMF)

August 23, 2026

Sacramento International Airport

Departed at:

09:06 pm

Terminal:

Gate:

B17

Scheduled Departure Time: 08:15 pm

Arrival

Las Vegas (LAS)

August 23, 2026

Las Vegas Harry Reid International Airport

Arrived at:

10:59 pm

Terminal:

Gate:

Scheduled Arrival Time: 10:10 pm

Disclaimer

The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.phoenix-airport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.