| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jan 05 | PHX | STL | 15:09 | 18:21 |
Landed
|
Track > |
| Jan 04 | PHX | STL | 15:25 | 18:39 |
Landed Late
|
Track > |
| Jan 03 | PHX | STL | 13:51 | 17:15 |
Landed
|
Track > |
| Jan 02 | PHX | STL | 14:44 | 18:05 |
Landed
|
Track > |
| Jan 01 | PHX | STL | 06:02 | 09:31 |
Landed
|
Track > |
| Dec 31 | PHX | STL | 05:53 | 09:24 |
Landed
|
Track > |
| Dec 30 | PHX | STL | 14:36 | 18:01 |
Landed
|
Track > |
| Dec 29 | PHX | STL | 15:27 | 18:49 |
Landed Late
|
Track > |
| Dec 28 | PHX | STL | 14:39 | 18:05 |
Landed
|
Track > |
| Dec 27 | PHX | STL | 14:10 | 17:27 |
Landed Late
|
Track > |
Southwest Airlines Flight WN4151 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 WN4151 flight from Phoenix to St. Louis?
The average flight time from Phoenix to St. Louis is 2 hours and 22 minutes. The flight distance is 2027 km / 1259 miles and the average flight speed is 857 km/h / 533 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4151 Phoenix to St. Louis?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4151 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN4151 arriving at?
Flight WN4151 arrives at St. Louis Lambert International Airport (STL) Terminal 2.
When was the latest WN4151 flight?
The latest flight took off on Tuesday, January 6th, 2026 with the flight status being Landed on 18:21.
How else can the flight WN4151 be referenced as?
This Southwest Airlines flight can also be referenced as SWA4151, WN 4151, SWA 4151.
How often is flight WN4151 delayed?
On average, 50% of all WN4151 flights are delayed. The average delay is 19 minutes.
Can I get compensation for my delayed or cancelled WN4151 flight or baggage issues?
If your WN4151 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 WN4151 Flight Tracker above for more details.
Other flights departing from Phoenix PHX: UA2390, AS3304, WN4102, WN3040
Other flights arriving at St. Louis STL: WN2957, WN3666, UA5873, WN2103
All flights connecting Phoenix PHX to St. Louis STL.