WN 3858 Las Vegas to St. Louis Flight Status

Southwest Airlines Flight WN3858 from Las Vegas McCarran International Airport LAS to St. Louis Lambert International Airport STL is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on June 4th, 2025.
Check the table below for WN3858's most recent flight history:

WN 3858 Flight Status & Schedule

Date Departure Arrival Status
Jun 04 16:52 21:29
Landed
Track >
Jun 03 17:00 22:33
Landed Late
Track >
Jun 02 18:16 23:22
Landed Late
Track >

Southwest Airlines WN 3858 Las Vegas to St. Louis Flight Information

Southwest Airlines Flight WN3858 connects Las Vegas, United States to St. Louis, United States, taking off from Las Vegas McCarran International Airport LAS and landing at St. Louis Lambert International Airport STL.

How long is the WN3858 flight from Las Vegas to St. Louis?

The average flight time from Las Vegas to St. Louis is 3 hours and 5 minutes. The flight distance is 2202 km / 1368 miles and the average flight speed is 724 km/h / 450 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3858 Las Vegas to St. Louis?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3858 is 4.6/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest WN3858 flight?

The latest flight took off on Thursday, June 5th, 2025 with the flight status being Landed on 21:29.

How else can the flight WN3858 be referenced as?

This Southwest Airlines flight can also be referenced as SWA3858, WN 3858, SWA 3858.

How often is flight WN3858 delayed?

On average, 67% of all WN3858 flights are delayed. The average delay is 32 minutes.

Can I get compensation for my delayed or cancelled WN3858 flight or baggage issues?

If your WN3858 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.

See our WN3858 Flight Tracker above for more details.

WN3858 and Las Vegas LAS to St. Louis STL Flights

Other flights departing from Las Vegas LAS: WN594, WN2686, WN2336, WN1375

Other flights arriving at St. Louis STL: WN3800, WN754, WN1984, WN4107

All flights connecting Las Vegas LAS to St. Louis STL.

WN3858 Southwest Airlines Flight: Las Vegas to St. Louis Route Map

WN3858 Southwest Airlines Flight Map: Las Vegas to St. Louis
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.