Southwest Airlines WN4009 Flight Status Today

Domestic flight Southwest Airlines WN4009 takes off from Chicago (MDW) United States to Saint Louis (STL) United States. It's operated by Southwest Airlines. The plane leaves Chicago Midway International Airport at 21:55 America/Chicago. The flight is expected to land at Lambert-St. Louis International Airport at 23:10 America/Chicago. The flight will last about 1 hours 15 minutes.

WN4009 - SWA4009 Southwest Airlines (WN)
MDW Chicago United States
Flight MDW to STL
STL Saint Louis United States
Contact Airlines It may not operate on the date requested
Departure Chicago Midway International Airport
IATA: MDWICAO: KMDW
Scheduled 21:55
None B19
Arrival Lambert-St. Louis International Airport
IATA: STLICAO: KSTL
Scheduled 23:10
2 E14
WN4009 Detail
  • Type: Domestic Flight
  • Flight Duration: 1 hours 15 minutes
  • Flight Distance: 405 kms / 252 miles
Airline
  • Southwest Airlines
  • IATA: WN
  • ICAO: SWA
  • Operating Days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday
Passenger Services
  • Service type: Normal passenger
  • Seats: 175
  • Freight capacity: 8.7 tons
  • Passenger classes: Economy, Premium Economy
More Detail
  • Aircraft: Boeing 737MAX 8 Passenger
  • Callsign: F-KCDC3
  • Departure Timezone: America/Chicago
  • Arrival Timezone: America/Chicago
  • Current Time in Chicago: Sunday 2026-03-22 23:14 PM
  • Current Time in Saint Louis: Sunday 2026-03-22 23:14 PM

Southwest Airlines WN4009 Flight Statistics

Southwest Airlines
Southwest Airlines
FLIGHT NO WN4009
AIRPLANE Boeing 737MAX 8 Passenger
ON TIME 14
DELAYED 0
CANCELLED 0
ON TIME 28
DELAYED 2
CANCELLED 0
ON TIME 42
DELAYED 4
CANCELLED 0
ON TIME 53
DELAYED 5
CANCELLED 1
Last 14 days flight data
14 30 60 90
On Time Rate

Southwest Airlines WN4009 Flight Schedule and Histories

Time Departure Arrival Actual departure Actual arrival
Mon 16 Mar
Scheduled Delayed by 1h 12m
Chicago (MDW) 2026-03-16T21:55
Saint Louis (STL) 2026-03-16T23:10
Sat 03 Jan
Scheduled On time
Chicago (MDW) 2026-01-03T07:00
Saint Louis (STL) 2026-01-03T09:40
Sun 28 Dec
Arrived Delayed by 42m
Chicago (MDW) 2025-12-28T10:10
Saint Louis (STL) 2025-12-28T12:50
2025-12-28T10:51
2025-12-28T13:32
Sat 27 Dec
Arrived Delayed by 24m
Chicago (MDW) 2025-12-27T10:20
Saint Louis (STL) 2025-12-27T11:40
2025-12-27T10:42
2025-12-27T12:04
Mon 24 Nov
Departed On time
Chicago (MDW) 2025-11-24T12:05
Saint Louis (STL) 2025-11-24T14:45
2025-11-24T12:07
Fri 21 Nov
Arrived Delayed by 29m
Chicago (MDW) 2025-11-21T12:05
Saint Louis (STL) 2025-11-21T14:45
2025-11-21T12:31
2025-11-21T15:14
Sun 16 Nov
Departed On time
Chicago (MDW) 2025-11-16T12:05
Saint Louis (STL) 2025-11-16T14:45
2025-11-16T12:10
Sat 15 Nov
Arrived On time
Chicago (MDW) 2025-11-15T11:40
Saint Louis (STL) 2025-11-15T14:20
2025-11-15T11:35
2025-11-15T14:27
Fri 14 Nov
Departed On time
Chicago (MDW) 2025-11-14T12:05
Saint Louis (STL) 2025-11-14T14:45
2025-11-14T12:01
Sun 09 Nov
Scheduled On time
Chicago (MDW) 2025-11-09T12:05
Saint Louis (STL) 2025-11-09T14:45

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Southwest Airlines Flight WN4009 FAQs

What is the scheduled flight duration for Southwest Airlines WN4009 flight?

On average, nonstop flight takes 1 hour(s) 15 minutes, with the flight distance of 405 km (252 miles).

What type of aircraft is used for the Southwest Airlines WN4009 flight?

All Southwest Airlines WN4009 flights are operated using Boeing 737MAX 8 Passenger aircraft.

Which terminal the flight Southwest Airlines WN4009 is arriving at?

Flight Southwest Airlines WN4009 arrives in Lambert-St. Louis International Airport at Terminal 2.

How many Southwest Airlines WN4009 flights are operated a week?

7 flights per week. The Flight Southwest Airlines WN4009 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday .