Southwest Airlines WN3721 flight status now

Current status of WN3721 is Arrived On time

WN3721 - SWA3721 Southwest Airlines (WN)
STL Saint Louis United States
Flight STL to MDW
MDW Chicago United States
Arrived On time
Departure Lambert-St. Louis International Airport
IATA: STLICAO: KSTL
Scheduled 07:00 17 November 2025
Actual 06:57 17 November 2025
2 E14
Arrival Chicago Midway International Airport
IATA: MDWICAO: KMDW
Scheduled 08:10 17 November 2025
Actual 07:57 17 November 2025
None B3
WN3721 Detail
  • Type: Domestic Flight
  • Flight Duration: 1 hours 10 minutes
  • Flight Distance: 405 kms / 252 miles
Airline
  • Southwest Airlines
  • IATA: WN
  • ICAO: SWA
  • Operating Days: Monday, Tuesday, 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-KSTL3
  • Departure Timezone: America/Chicago
  • Arrival Timezone: America/Chicago
  • Current Time in Saint Louis: Monday 2025-11-17 10:10 AM
  • Current Time in Chicago: Monday 2025-11-17 10:10 AM

Domestic flight Southwest Airlines WN3721 takes off from Saint Louis (STL) United States to Chicago (MDW) United States. It's operated by Southwest Airlines. The plane leaves Lambert-St. Louis International Airport at 07:00 17 November 2025 America/Chicago. The flight is expected to land at Chicago Midway International Airport at 08:10 17 November 2025 America/Chicago. The flight will last about 1 hours 10 minutes.

Similar flight route from Saint Louis (STL) to Chicago (MDW)

Airline Flight no Departure Arrival
Southwest Airlines WN1517
Southwest Airlines 		17/11/2025
06:40 		1 hours 10 minutes
07:50
Southwest Airlines WN4438
Southwest Airlines 		17/11/2025
14:30 		1 hours 10 minutes
15:40
Southwest Airlines WN3866
Southwest Airlines 		17/11/2025
14:05 		0 minutes
15:15
Southwest Airlines WN4463
Southwest Airlines 		17/11/2025
19:20 		1 hours 5 minutes
20:25

Frequently asked questions, answered

How long is the flight from Saint Louis to Chicago?

On average, nonstop flight takes 1 hour(s) 10 minutes, with the flight distance of 405 km (252 miles).

What type of aircraft is used for the Southwest Airlines WN3721 flight?

All Southwest Airlines WN3721 flights are operated using Boeing 737-800 (Scimitar Winglets) Passenger aircraft.

How many Southwest Airlines WN3721 flights are operated a week?

6 flights per week. The Flight Southwest Airlines WN3721 is operated on Monday, Tuesday, Thursday, Friday, Saturday, Sunday.