| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Apr 06 | STL | LGA | 05:50 | 08:38 |
Landed
|
Track > |
| Apr 05 | STL | LGA | 06:42 | 09:30 |
En-Route
|
Track > |
| Apr 03 | STL | LGA | 05:42 | 08:52 |
Landed
|
Track > |
| Apr 02 | STL | LGA | 05:39 | 08:32 |
Landed
|
Track > |
| Apr 01 | STL | LGA | 06:05 | 09:12 |
Landed
|
Track > |
| Mar 31 | STL | LGA | 06:09 | 09:07 |
Landed
|
Track > |
| Mar 30 | STL | LGA | 05:40 | 09:00 |
Cancelled
|
Track > |
| Claim > | ||||||
| Mar 29 | STL | LGA | 07:08 | 09:57 |
Landed
|
Track > |
| Mar 27 | STL | LGA | 05:49 | 08:40 |
Landed
|
Track > |
| Mar 26 | STL | LGA | 05:40 | 09:00 |
Cancelled
|
Track > |
Southwest Airlines Flight WN343 connects St. Louis, United States to New York, United States, taking off from St. Louis Lambert International Airport STL and landing at New York LaGuardia Airport LGA.
How long is the WN343 flight from St. Louis to New York?
The average flight time from St. Louis to New York is 1 hour and 55 minutes. The flight distance is 1426 km / 886 miles and the average flight speed is 718 km/h / 446 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN343 St. Louis to New York?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN343 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN343 arriving at?
Flight WN343 arrives at New York LaGuardia Airport (LGA) Terminal B.
When was the latest WN343 flight?
The latest flight took off on Monday, April 6th, 2026 with the flight status being Landed on 08:38.
How else can the flight WN343 be referenced as?
This Southwest Airlines flight can also be referenced as SWA343, WN0343, WN 343, SWA 343.
How often is flight WN343 delayed?
On average, 10% of all WN343 flights are delayed. The average delay is 7 minutes.
Can I get compensation for my delayed or cancelled WN343 flight or baggage issues?
If your WN343 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 WN343 Flight Tracker above for more details.
Other flights departing from St. Louis STL: AA1223, WN649, WN2364, WN2345
Other flights arriving at New York LGA: AA4551, DL5038, AA4399, NK980
All flights connecting St. Louis STL to New York LGA.