Southwest Airlines WN3643 Flight Status Today

Domestic flight Southwest Airlines WN3643 takes off from Saint Louis (STL) United States to Washington (DCA) United States. It's operated by Southwest Airlines. The plane leaves Lambert-St. Louis International Airport at 17:40 30 April 2026 America/Chicago. The flight is expected to land at Ronald Reagan National Airport at 18:55 30 April 2026 America/New_York. The flight will last about 1 hours 15 minutes.

Current status of WN3643 is Scheduled On time Expected Depart in 4 hours, 25 minutes

WN3643 - SWA3643 Southwest Airlines (WN)
STL Saint Louis United States
Flight STL to DCA
DCA Washington United States
Scheduled On time Expected Depart in 4 hours, 25 minutes
Departure Lambert-St. Louis International Airport
IATA: STLICAO: KSTL
Scheduled 17:40 30 April 2026
None None
Arrival Ronald Reagan National Airport
IATA: DCAICAO: KDCA
Scheduled 18:55 30 April 2026
2 None
WN3643 Detail
  • Type: Domestic Flight
  • Flight Duration: 1 hours 15 minutes
  • Flight Distance: 1157 kms / 719 miles
Airline
  • Southwest Airlines
  • IATA: WN
  • ICAO: SWA
  • Operating Days: Monday, Tuesday, Wednesday, Thursday, Friday, 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-KCLL2
  • Departure Timezone: America/Chicago
  • Arrival Timezone: America/New_York
  • Current Time in Saint Louis: Thursday 2026-04-30 13:15 PM
  • Current Time in Washington: Thursday 2026-04-30 14:15 PM

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Southwest Airlines Flight WN3643 FAQs

What is the scheduled flight duration for Southwest Airlines WN3643 flight?

On average, nonstop flight takes 1 hour(s) 15 minutes, with the flight distance of 1157 km (719 miles).

What is the current status of Southwest Airlines WN3643 flight?

The current status of flight Southwest Airlines WN3643 is Scheduled On time.

What type of aircraft is used for the Southwest Airlines WN3643 flight?

All Southwest Airlines WN3643 flights are operated using Boeing 737-700 Passenger (Scimitar Winglets) aircraft.

When does the flight Southwest Airlines WN3643 arrive?

Flight Southwest Airlines WN3643 arrives at 18:55.

Which terminal the flight Southwest Airlines WN3643 is arriving at?

Flight Southwest Airlines WN3643 arrives in Ronald Reagan National Airport at Terminal 2.

How many Southwest Airlines WN3643 flights are operated a week?

6 flights per week. The Flight Southwest Airlines WN3643 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Sunday.