WN 3427 Los Angeles to St. Louis Flight Status

Southwest Airlines Flight WN3427 from Los Angeles International Airport LAX to St. Louis Lambert International Airport STL is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on November 1st, 2025.
Check the table below for WN3427's most recent flight history:

WN 3427 Flight Status & Schedule

Date Departure Arrival Status
Nov 01 05:51 11:22
Landed
Track >
Oct 31 07:34 12:42
Landed
Track >
Oct 30 05:41 10:49
Landed
Track >
Oct 29 05:41 10:58
Landed
Track >
Oct 28 05:41 10:43
Landed
Track >

Southwest Airlines WN 3427 Los Angeles to St. Louis Flight Information

Southwest Airlines Flight WN3427 connects Los Angeles, United States to St. Louis, United States, taking off from Los Angeles International Airport LAX and landing at St. Louis Lambert International Airport STL.

How long is the WN3427 flight from Los Angeles to St. Louis?

The average flight time from Los Angeles to St. Louis is 3 hours and 12 minutes. The flight distance is 2557 km / 1589 miles and the average flight speed is 797 km/h / 495 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3427 Los Angeles to St. Louis?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3427 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN3427 arriving at?

Flight WN3427 arrives at St. Louis Lambert International Airport (STL) Terminal 2.

When was the latest WN3427 flight?

The latest flight took off on Saturday, November 1st, 2025 with the flight status being Landed on 11:22.

How else can the flight WN3427 be referenced as?

This Southwest Airlines flight can also be referenced as SWA3427, WN 3427, SWA 3427.

How often is flight WN3427 delayed?

On average, 10% of all WN3427 flights are delayed. The average delay is 7 minutes.

Can I get compensation for my delayed or cancelled WN3427 flight or baggage issues?

If your WN3427 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 WN3427 Flight Tracker above for more details.

WN3427 and Los Angeles LAX to St. Louis STL Flights

Other flights departing from Los Angeles LAX: WN701, WN803, WN3363, 8C3388

Other flights arriving at St. Louis STL: WN575, UA3458, WN2677, DL4064

All flights connecting Los Angeles LAX to St. Louis STL.

WN3427 Southwest Airlines Flight: Los Angeles to St. Louis Route Map

WN3427 Southwest Airlines Flight Map: Los Angeles 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.