Southwest Airlines WN343 Flight Status Today

Domestic flight Southwest Airlines WN343 takes off from Saint Louis (STL) United States to New York (LGA) United States. It's operated by Southwest Airlines. The plane leaves Lambert-St. Louis International Airport at 05:40 America/Chicago. The flight is expected to land at LaGuardia Airport at 09:00 America/New_York. The flight will last about 2 hours 39 minutes.

WN343 - SWA343 Southwest Airlines (WN)
STL Saint Louis United States
Flight STL to LGA
LGA New York United States
Contact Airlines It may not operate on the date requested
Departure Lambert-St. Louis International Airport
IATA: STLICAO: KSTL
Scheduled 05:40
2 None
Arrival LaGuardia Airport
IATA: LGAICAO: KLGA
Scheduled 09:00
B 54
WN343 Detail
  • Type: Domestic Flight
  • Flight Duration: 2 hours 39 minutes
  • Flight Distance: 1430 kms / 889 miles
Airline
  • Southwest Airlines
  • IATA: WN
  • ICAO: SWA
  • Operating Days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday
Passenger Services
  • Service type: Normal passenger
  • Seats: 143
  • Freight capacity: 8.4 tons
  • Passenger classes: Economy, Premium Economy
More Detail
  • Aircraft: Boeing 737-700 Passenger (Scimitar Winglets)
  • Callsign: F-KMOD1
  • Departure Timezone: America/Chicago
  • Arrival Timezone: America/New_York
  • Current Time in Saint Louis: Saturday 2026-03-21 00:09 AM
  • Current Time in New York: Saturday 2026-03-21 01:09 AM

Southwest Airlines WN343 Flight Statistics

Southwest Airlines
Southwest Airlines
FLIGHT NO WN343
AIRPLANE Boeing 737-700 Passenger (Scimitar Winglets)
ON TIME 10
DELAYED 4
CANCELLED 0
ON TIME 25
DELAYED 5
CANCELLED 0
ON TIME 51
DELAYED 5
CANCELLED 0
ON TIME 74
DELAYED 6
CANCELLED 1
Last 14 days flight data
14 30 60 90
On Time Rate

Southwest Airlines WN343 Flight Schedule and Histories

Time Departure Arrival Actual departure Actual arrival
Mon 16 Mar
Arrived Delayed by 21m
Saint Louis (STL) 2026-03-16T05:40
New York (LGA) 2026-03-16T09:00
2026-03-16T05:42
2026-03-16T09:21
Sun 15 Mar
Arrived On time
Saint Louis (STL) 2026-03-15T06:30
New York (LGA) 2026-03-15T09:50
2026-03-15T06:46
2026-03-15T09:54
Fri 13 Mar
Scheduled On time
Saint Louis (STL) 2026-03-13T05:40
New York (LGA) 2026-03-13T09:00
Thu 05 Mar
Departed On time
Saint Louis (STL) 2026-03-05T05:45
New York (LGA) 2026-03-05T09:05
2026-03-05T05:59
Sat 28 Feb
Arrived On time
Saint Louis (STL) 2026-02-28T06:15
New York (LGA) 2026-02-28T09:10
2026-02-28T06:09
2026-02-28T09:09
Tue 17 Feb
Scheduled On time
Saint Louis (STL) 2026-02-17T20:45
New York (LGA) 2026-02-17T21:55
Sat 14 Feb
Arrived On time
Saint Louis (STL) 2026-02-14T06:15
New York (LGA) 2026-02-14T09:10
2026-02-14T06:27
2026-02-14T08:51
Mon 09 Feb
Scheduled On time
Saint Louis (STL) 2026-02-09T20:45
New York (LGA) 2026-02-09T21:55
Sun 08 Feb
Scheduled On time
Saint Louis (STL) 2026-02-08T17:35
New York (LGA) 2026-02-08T19:00
Thu 05 Feb
Scheduled On time
Saint Louis (STL) 2026-02-05T20:45
New York (LGA) 2026-02-05T21:55

Flight routes similar to Southwest Airlines WN343

Airline Flight no Departure Arrival
Southwest Airlines WN208
Southwest Airlines 		21/03/2026
19:40 		2 hours 15 minutes
22:55
Delta DL4939
Delta 		21/03/2026
09:41 		2 hours 23 minutes
12:59
WestJet WS7847
WestJet 		21/03/2026
06:10 		2 hours 21 minutes
09:34
American Airlines AA4486
American Airlines 		21/03/2026
07:05 		2 hours 24 minutes
10:33
WestJet WS7842
WestJet 		21/03/2026
13:34 		2 hours 26 minutes
17:00
Southwest Airlines WN3881
Southwest Airlines 		21/03/2026
10:30 		2 hours 20 minutes
13:50
Republic Airlines YX5602
Republic Airlines 		21/03/2026
13:34 		2 hours 41 minutes
17:00
Delta DL5673
Delta 		21/03/2026
06:10 		2 hours 26 minutes
09:34

Southwest Airlines Flight WN343 FAQs

What is the scheduled flight duration for Southwest Airlines WN343 flight?

On average, nonstop flight takes 2 hour(s) 39 minutes, with the flight distance of 1430 km (889 miles).

What type of aircraft is used for the Southwest Airlines WN343 flight?

All Southwest Airlines WN343 flights are operated using Boeing 737-700 Passenger (Scimitar Winglets) aircraft.

Which terminal the flight Southwest Airlines WN343 is arriving at?

Flight Southwest Airlines WN343 arrives in LaGuardia Airport at Terminal B.

How many Southwest Airlines WN343 flights are operated a week?

7 flights per week. The Flight Southwest Airlines WN343 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday .