WN4128 Flight Status Southwest Airlines: Las Vegas to Los Angeles (SWA4128)

WN 4128 Las Vegas to Los Angeles Flight Status

Not scheduled today. Latest flight: September 28th, 2026 ; recent history is in the table below.

WN 4128 Flight Status & Schedule Southwest Airlines Las Vegas to Los Angeles

Date From To Departure Arrival Status Details
Sep 28 LAS LAX 19:09 18:50 En-Route Track >
Sep 25 LAS LAX 17:59 18:38 Landed Track >
Sep 24 LAS LAX 18:24 19:05 Landed Late Track >
Sep 21 LAS LAX 17:59 18:44 Landed Track >
Sep 18 LAS LAX 18:47 19:30 Landed Late Track >
Sep 17 LAS LAX 18:02 18:49 Landed Track >
Sep 14 LAS LAX 18:00 18:42 Landed Track >
Sep 11 LAS LAX 18:31 19:12 Landed Late Track >
Sep 10 LAS LAX 18:35 19:15 Landed Late Track >
Sep 07 LAS LAX 18:50 19:35 Landed Late Track >

Southwest Airlines flight WN 4128 links Las Vegas and Los Angeles, 380 km (236 mi) apart. With 1 h 15 min in the timetable and a usual flight time of about 40 min, it often makes up time. It is not flying today; the last flight was scheduled on 28 September 2026.

< All Las Vegas LAS Departures All Los Angeles LAX Arrivals >

About WN 4128

Route
Las Vegas McCarran International Airport LAS to Los Angeles International Airport LAX
Distance
380 km (236 mi)
Typical flight time
40 min
On time
4 of the last 9
Average delay when late
29 min
Usually departs from
Terminal 1

WN 4128 FAQ

How long is the WN4128 flight?
The timetable allows 1 h 15 min. Las Vegas to Los Angeles is 380 km (236 mi).
How often is WN4128 late?
5 of the last 9 flights arrived 15 or more minutes late; when late, by 29 minutes on average.
Which terminal does WN4128 use?
It usually leaves from Terminal 1 at Las Vegas McCarran International Airport (LAS) and arrives at Terminal 1 at Los Angeles International Airport (LAX). Check the flight card above for today's terminal and gate.
What other flight numbers does WN4128 have?
Also listed as SWA4128 (Southwest Airlines' ICAO code) and WN 4128.

WN4128 and Las Vegas LAS to Los Angeles LAX Flights

Other flights departing from Las Vegas LAS: OO6511, WN349, DL1703

Other flights arriving at Los Angeles LAX: DL861, WN1105, OO6511

All flights connecting Las Vegas LAS to Los Angeles LAX.