Southwest Airlines WN3721 Flight Status Today

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 10:45 28 December 2025 America/Chicago. The flight is expected to land at Chicago Midway International Airport at 14:00 28 December 2025 America/Chicago. The flight will last about 2 hours 2 minutes.

Current status of WN3721 is Arrived Delayed by 1h 3m

WN3721 - SWA3721 Southwest Airlines (WN)
STL Saint Louis United States
Flight STL to MDW
MDW Chicago United States
Arrived Delayed by 1h 3m
Departure Lambert-St. Louis International Airport
IATA: STLICAO: KSTL
Scheduled 10:45 28 December 2025
Actual 12:01 28 December 2025
None A17
Arrival Chicago Midway International Airport
IATA: MDWICAO: KMDW
Scheduled 14:00 28 December 2025
Actual 15:03 28 December 2025
None C2
WN3721 Detail
  • Type: Domestic Flight
  • Flight Duration: 2 hours 2 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 737MAX 8 Passenger
  • Callsign: F-KSTL3
  • Departure Timezone: America/Chicago
  • Arrival Timezone: America/Chicago
  • Current Time in Saint Louis: Sunday 2025-12-28 20:09 PM
  • Current Time in Chicago: Sunday 2025-12-28 20:09 PM

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Southwest Airlines Flight WN3721 FAQs

What is the scheduled flight duration for Southwest Airlines WN3721 flight?

On average, nonstop flight takes 2 hour(s) 2 minutes, with the flight distance of 405 km (252 miles).

What is the current status of Southwest Airlines WN3721 flight?

The current status of flight Southwest Airlines WN3721 is Arrived Delayed by 1h 3m.

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

All Southwest Airlines WN3721 flights are operated using Boeing 737MAX 8 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.