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 11:25 12 April 2026 America/Chicago. The flight is expected to land at Lambert-St. Louis International Airport at 17:05 12 April 2026 America/Chicago. The flight will last about 3 hours 40 minutes.

Current status of WN4009 is Departed On time Estimated Arrival in 45 minutes

WN4009 - SWA4009 Southwest Airlines (WN)
MDW Chicago United States
Flight MDW to STL
STL Saint Louis United States
Departed On time Estimated Arrival in 45 minutes
Departure Chicago Midway International Airport
IATA: MDWICAO: KMDW
Scheduled 11:25 12 April 2026
Actual 11:31 12 April 2026
1 None
Arrival Lambert-St. Louis International Airport
IATA: STLICAO: KSTL
Scheduled 17:05 12 April 2026
Estimated 17:05 12 April 2026
None None
WN4009 Detail
  • Type: Domestic Flight
  • Flight Duration: 3 hours 40 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 737-800 (Scimitar Winglets) Passenger
  • Callsign: F-KCDC3
  • Departure Timezone: America/Chicago
  • Arrival Timezone: America/Chicago
  • Current Time in Chicago: Sunday 2026-04-12 16:20 PM
  • Current Time in Saint Louis: Sunday 2026-04-12 16:20 PM

Southwest Airlines WN4009 Flight Statistics

Southwest Airlines
Southwest Airlines
FLIGHT NO WN4009
AIRPLANE Boeing 737-800 (Scimitar Winglets) 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 23 Mar
Scheduled On time
Chicago (MDW) 2026-03-23T21:55
Saint Louis (STL) 2026-03-23T23:10
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

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08:00

Southwest Airlines Flight WN4009 FAQs

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

On average, nonstop flight takes 3 hour(s) 40 minutes, with the flight distance of 405 km (252 miles).

What is the current status of Southwest Airlines WN4009 flight?

The current status of flight Southwest Airlines WN4009 is Departed On time.

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

All Southwest Airlines WN4009 flights are operated using Boeing 737-800 (Scimitar Winglets) Passenger aircraft.

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 .