| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Nov 01 | STL | DEN | 18:10 | 18:58 |
Landed
|
Track > |
| Oct 31 | STL | DEN | 18:01 | 19:04 |
Landed
|
Track > |
| Oct 30 | STL | DEN | 18:52 | 19:57 |
Landed
|
Track > |
| Oct 29 | STL | DEN | 13:36 | 14:26 |
Landed
|
Track > |
| Oct 28 | STL | DEN | 13:35 | 14:29 |
Landed
|
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| Oct 27 | STL | DEN | 20:03 | 21:16 |
Delayed
|
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| Oct 26 | STL | DEN | 18:58 | 19:50 |
Delayed
|
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| Oct 25 | STL | DEN | 18:14 | 19:05 |
Landed
|
Track > |
| Oct 24 | STL | DEN | 19:09 | 20:18 |
Landed Late
|
Track > |
| Oct 23 | STL | DEN | 19:07 | 20:00 |
Landed
|
Track > |
Southwest Airlines Flight WN4573 connects St. Louis, United States to Denver, United States, taking off from St. Louis Lambert International Airport STL and landing at Denver International Airport DEN.
How long is the WN4573 flight from St. Louis to Denver?
The average flight time from St. Louis to Denver is 1 hour and 57 minutes. The flight distance is 1235 km / 768 miles and the average flight speed is 632 km/h / 393 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4573 St. Louis to Denver?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4573 is 4.6/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest WN4573 flight?
The latest flight took off on Sunday, November 2nd, 2025 with the flight status being Landed on 18:58.
How else can the flight WN4573 be referenced as?
This Southwest Airlines flight can also be referenced as SWA4573, WN 4573, SWA 4573.
How often is flight WN4573 delayed?
On average, 50% of all WN4573 flights are delayed. The average delay is 44 minutes.
Can I get compensation for my delayed or cancelled WN4573 flight or baggage issues?
If your WN4573 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 WN4573 Flight Tracker above for more details.
Other flights departing from St. Louis STL: WN753, WN1372, WN4297, WN1494
Other flights arriving at Denver DEN: WN4404, UA5585, OO5051, 8C3347
All flights connecting St. Louis STL to Denver DEN.
