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WN 999 St. Louis to Atlanta Flight Status

Southwest Airlines Flight WN999 from St. Louis Lambert International Airport STL to Atlanta Hartsfield-Jackson International Airport ATL is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on March 4th, 2026.
Check the table below for WN999's most recent flight history:

WN 999 Flight Status & Schedule

Date Departure Arrival Status
Mar 04 08:23 10:34
Landed
Track >
Mar 03 08:17 10:22
Landed
Track >
Mar 02 14:25 16:28
Landed
Track >
Feb 25 08:19 10:31
Landed
Track >
Feb 24 08:23 10:27
Landed
Track >

Southwest Airlines WN 999 St. Louis to Atlanta Flight Information

Southwest Airlines Flight WN999 connects St. Louis, United States to Atlanta, United States, taking off from St. Louis Lambert International Airport STL and landing at Atlanta Hartsfield-Jackson International Airport ATL.

How long is the WN999 flight from St. Louis to Atlanta?

The average flight time from St. Louis to Atlanta is 1 hour and 8 minutes. The flight distance is 779 km / 484 miles and the average flight speed is 689 km/h / 428 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN999 St. Louis to Atlanta?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN999 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN999 arriving at?

Flight WN999 arrives at Atlanta Hartsfield-Jackson International Airport (ATL) Terminal N.

When was the latest WN999 flight?

The latest flight took off on Wednesday, March 4th, 2026 with the flight status being Landed on 10:34.

How else can the flight WN999 be referenced as?

This Southwest Airlines flight can also be referenced as SWA999, WN0999, WN 999, SWA 999.

How often is flight WN999 delayed?

On average, 0% of all WN999 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled WN999 flight or baggage issues?

If your WN999 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 WN999 Flight Tracker above for more details.

WN999 and St. Louis STL to Atlanta ATL Flights

Other flights departing from St. Louis STL: WN187, WN1145, WN3772, WN4908

Other flights arriving at Atlanta ATL: WN738, AA4480, DL4727, DL362

All flights connecting St. Louis STL to Atlanta ATL.

WN999 Southwest Airlines Flight: St. Louis to Atlanta Route Map

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.