Southwest Airlines WN1721 Flight Status Tracker
WN1721 is a domestic flight operated by Southwest Airlines. WN1721 is departing from Atlanta (ATL), United States and arriving at St Louis (STL), United States. The flight distance is about 778.27 km or 483.59 miles and flight time is 2 hours 50 minutes. Get the latest status of WN1721 / SWA1721 here.
Update on Feb. 12, 2026, 9:52 p.m.
Lastest Status
Arrived Delayed by 27m
ATL
Departure
Atlanta Hartsfield-Jackson ATL Airport
Scheduled Departure:
16:50
Actual Departure:
17:21
Departure Terminal:
1 Gate None
Distance:
778.27 km / 483.59 miles or 420.23 nautical miles.
STL
Arrival
Lambert International Airport
Scheduled Arrival:
18:00
Actual Arrival:
18:27
Arrival Terminal:
N/A Gate None
Flight WN1721 detail information
- Type Domestic Flight
- Route Departure Atlanta (ATL), United States and arriving at St Louis (STL), United States
- Airlines Southwest Airlines (WN)
- Aircraft B737
- Flight Duration 2 hours 50 minutes
- Flight Distance 778.27 km /483.59 miles
- Operating Days Sunday
WN1721 Airports
Departures
- Airport: Atlanta Hartsfield-Jackson ATL Airport, United States
- ICAO Code: ATL
- ATL Current time: 23:05 13-Feb-2026
Arrivals
- Airport: Lambert International Airport, United States
- ICAO Code: STL
- STL Current time: 22:05 13-Feb-2026