| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jan 04 | DEN | STL | 22:07 | 00:37 |
Landed
|
Track > |
| Jan 02 | DEN | STL | 22:10 | 00:45 |
Landed
|
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| Dec 30 | DEN | STL | 00:08 | 02:42 |
Delayed
|
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| Dec 29 | DEN | STL | 23:09 | 01:55 |
Delayed
|
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| Dec 28 | DEN | STL | 22:47 | 01:14 |
Landed Late
|
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| Dec 26 | DEN | STL | 22:22 | 00:54 |
Landed
|
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| Dec 23 | DEN | STL | 22:18 | 00:50 |
Landed
|
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| Dec 22 | DEN | STL | 22:24 | 00:51 |
Landed
|
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| Dec 21 | DEN | STL | 22:17 | 00:46 |
Landed
|
Track > |
| Dec 19 | DEN | STL | 00:43 | 03:27 |
Delayed
|
Track > |
Southwest Airlines Flight WN4156 connects Denver, United States to St. Louis, United States, taking off from Denver International Airport DEN and landing at St. Louis Lambert International Airport STL.
How long is the WN4156 flight from Denver to St. Louis?
The average flight time from Denver to St. Louis is 1 hour and 33 minutes. The flight distance is 1235 km / 768 miles and the average flight speed is 795 km/h / 494 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4156 Denver to St. Louis?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4156 is 4.4/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN4156 arriving at?
Flight WN4156 arrives at St. Louis Lambert International Airport (STL) Terminal 2.
When was the latest WN4156 flight?
The latest flight took off on Monday, January 5th, 2026 with the flight status being Landed on 00:37.
How else can the flight WN4156 be referenced as?
This Southwest Airlines flight can also be referenced as SWA4156, WN 4156, SWA 4156.
How often is flight WN4156 delayed?
On average, 70% of all WN4156 flights are delayed. The average delay is 53 minutes.
Can I get compensation for my delayed or cancelled WN4156 flight or baggage issues?
If your WN4156 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 WN4156 Flight Tracker above for more details.
Other flights departing from Denver DEN: WN1962, WN2161, WN2601, OO5139
Other flights arriving at St. Louis STL: WN1231, WN4503, AA4524, WN3973
All flights connecting Denver DEN to St. Louis STL.