WN 3899 Phoenix to St. Louis Flight Status

Southwest Airlines Flight WN3899 from Phoenix Sky Harbor International Airport PHX to St. Louis Lambert International Airport STL is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on October 30th, 2025.
Check the table below for WN3899's most recent flight history:

WN 3899 Flight Status & Schedule

Date Departure Arrival Status
Oct 30 20:28 00:50
Delayed
Track >
Oct 29 07:50 12:27
Landed
Track >
Oct 28 07:49 12:12
Landed
Track >
Oct 27 19:42 00:05
Landed Late
Track >
Oct 24 19:43 00:14
Landed Late
Track >

Southwest Airlines WN 3899 Phoenix to St. Louis Flight Information

Southwest Airlines Flight WN3899 connects Phoenix, United States to St. Louis, United States, taking off from Phoenix Sky Harbor International Airport PHX and landing at St. Louis Lambert International Airport STL.

How long is the WN3899 flight from Phoenix to St. Louis?

The average flight time from Phoenix to St. Louis is 2 hours and 25 minutes. The flight distance is 2027 km / 1259 miles and the average flight speed is 838 km/h / 521 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3899 Phoenix to St. Louis?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3899 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN3899 arriving at?

Flight WN3899 arrives at St. Louis Lambert International Airport (STL) Terminal 2.

When was the latest WN3899 flight?

The latest flight took off on Friday, October 31st, 2025 with the flight status being En-Route on 00:50.

How else can the flight WN3899 be referenced as?

This Southwest Airlines flight can also be referenced as SWA3899, WN 3899, SWA 3899.

How often is flight WN3899 delayed?

On average, 60% of all WN3899 flights are delayed. The average delay is 28 minutes.

Can I get compensation for my delayed or cancelled WN3899 flight or baggage issues?

If your WN3899 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 WN3899 Flight Tracker above for more details.

WN3899 and Phoenix PHX to St. Louis STL Flights

Other flights departing from Phoenix PHX: AA899, AA1521, WN1085, AA4195

Other flights arriving at St. Louis STL: WN2720, AA6342, WN4410, AA2630

All flights connecting Phoenix PHX to St. Louis STL.

WN3899 Southwest Airlines Flight: Phoenix to St. Louis Route Map

WN3899 Southwest Airlines Flight Map: Phoenix 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.