| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Dec 17 | PIT | STL | 15:32 | 15:59 |
Landed
|
Track > |
| Dec 16 | PIT | STL | 15:53 | 16:28 |
Landed
|
Track > |
| Dec 15 | PIT | STL | 15:53 | 16:18 |
Landed
|
Track > |
| Dec 11 | PIT | STL | 16:08 | 16:38 |
Landed Late
|
Track > |
| Dec 10 | PIT | STL | 15:34 | 15:57 |
Landed
|
Track > |
| Dec 09 | PIT | STL | 15:29 | 16:03 |
Landed
|
Track > |
| Dec 08 | PIT | STL | 15:36 | 16:01 |
Landed
|
Track > |
| Dec 05 | PIT | STL | 15:33 | 16:06 |
Landed
|
Track > |
| Dec 04 | PIT | STL | 15:34 | 16:13 |
Landed
|
Track > |
| Dec 03 | PIT | STL | 15:31 | 16:08 |
Landed
|
Track > |
Southwest Airlines Flight WN4312 connects Pittsburgh, United States to St. Louis, United States, taking off from Pittsburgh International Airport PIT and landing at St. Louis Lambert International Airport STL.
How long is the WN4312 flight from Pittsburgh to St. Louis?
The average flight time from Pittsburgh to St. Louis is 1 hour and 30 minutes. The flight distance is 889 km / 552 miles and the average flight speed is 589 km/h / 366 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4312 Pittsburgh to St. Louis?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4312 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN4312 arriving at?
Flight WN4312 arrives at St. Louis Lambert International Airport (STL) Terminal 2.
When was the latest WN4312 flight?
The latest flight took off on Wednesday, December 17th, 2025 with the flight status being Landed on 15:59.
How else can the flight WN4312 be referenced as?
This Southwest Airlines flight can also be referenced as SWA4312, WN 4312, SWA 4312.
How often is flight WN4312 delayed?
On average, 20% of all WN4312 flights are delayed. The average delay is 13 minutes.
Can I get compensation for my delayed or cancelled WN4312 flight or baggage issues?
If your WN4312 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 WN4312 Flight Tracker above for more details.
Other flights departing from Pittsburgh PIT: AA3035, AA4734, AA6036, DL3831
Other flights arriving at St. Louis STL: UA336, AA3659, WN297, UA6172
All flights connecting Pittsburgh PIT to St. Louis STL.