| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jan 05 | PHL | STL | 20:07 | 21:19 |
Landed
|
Track > |
| Jan 04 | PHL | STL | 19:41 | 20:47 |
Landed
|
Track > |
| Jan 03 | PHL | STL | 20:29 | 21:27 |
Landed
|
Track > |
| Jan 02 | PHL | STL | 19:48 | 20:52 |
Landed
|
Track > |
| Jan 01 | PHL | STL | 18:51 | 20:01 |
Landed Late
|
Track > |
| Dec 31 | PHL | STL | 19:22 | 20:25 |
Landed Late
|
Track > |
| Dec 30 | PHL | STL | 20:47 | 21:51 |
Landed Late
|
Track > |
| Dec 29 | PHL | STL | 20:39 | 21:38 |
Landed Late
|
Track > |
| Dec 28 | PHL | STL | 21:41 | 22:48 |
Delayed
|
Track > |
| Dec 27 | PHL | STL | 20:35 | 21:38 |
Landed
|
Track > |
Southwest Airlines Flight WN4039 connects Philadelphia, United States to St. Louis, United States, taking off from Philadelphia International Airport PHL and landing at St. Louis Lambert International Airport STL.
How long is the WN4039 flight from Philadelphia to St. Louis?
The average flight time from Philadelphia to St. Louis is 2 hours and 4 minutes. The flight distance is 1306 km / 811 miles and the average flight speed is 630 km/h / 391 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4039 Philadelphia to St. Louis?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4039 is 4.5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN4039 arriving at?
Flight WN4039 arrives at St. Louis Lambert International Airport (STL) Terminal 2.
When was the latest WN4039 flight?
The latest flight took off on Tuesday, January 6th, 2026 with the flight status being Landed on 21:19.
How else can the flight WN4039 be referenced as?
This Southwest Airlines flight can also be referenced as SWA4039, WN 4039, SWA 4039.
How often is flight WN4039 delayed?
On average, 60% of all WN4039 flights are delayed. The average delay is 46 minutes.
Can I get compensation for my delayed or cancelled WN4039 flight or baggage issues?
If your WN4039 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 WN4039 Flight Tracker above for more details.
Other flights departing from Philadelphia PHL: AA2504, NK1014, AA5628, OH9952
Other flights arriving at St. Louis STL: WN1399, WN2803, WN1368, WN600
All flights connecting Philadelphia PHL to St. Louis STL.