WN3871 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:

Austin (AUS) - Austin-Bergstrom International Airport

Below, you can find details about Southwest Airlines flight WN3871, which currently operates between the airports of Las Vegas - Las Vegas Harry Reid International Airport (Airport Code LAS) and San Antonio - San Antonio International Airport (Airport Code SAT).
This flight data pertains specifically to the flight's details for Tuesday, May 19, 2026.

Table of contents:
Flight Status

WN3871 On Time performance:

We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays

Flight Status

WN3871 Southwest Airlines to San Antonio

Landed - Delayed

Delay: 44 minutes

Flight Status for Tuesday May 19, 2026

This flight was also scheduled for Yesterday (May 18, 2026). See it here

This flight is also scheduled for Tomorrow (May 20, 2026). See it here

Airline information

Southwest Airlines

Equipment: Boeing 737-700 (winglets) Passenger/BBJ1

Departure

Las Vegas (LAS)

May 19, 2026

Las Vegas Harry Reid International Airport

Departed at:

05:07 pm

Terminal:

Gate:

B11

Scheduled Departure Time: 04:45 pm

Arrival

San Antonio (SAT)

May 19, 2026

San Antonio International Airport

Arrived at:

10:09 pm

Terminal:

Gate:

Scheduled Arrival Time: 09:25 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.las-vegas-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.