Southwest Airlines WN431 Flight Status Tracker
WN431 is a domestic flight operated by Southwest Airlines. WN431 is departing from Washington (BWI), United States and arriving at St Louis (STL), United States. The flight distance is about 1188.08 km or 738.24 miles and flight time is 5 hours 10 minutes. Get the latest status of WN431 / SWA431 here.
Update on Feb. 14, 2026, 3:58 a.m.
Lastest Status
Arrived On time
| BWI | STL |
Distance: 1188.08 km / 738.24 miles or 641.51 nautical miles.
Departure Baltimore Washington International Airport
Actual Departure: 14:57
Scheduled Departure: 14:45
Departure Terminal : 2 Gate None
Arrival Lambert International Airport
Actual Arrival: 20:28
Scheduled Arrival: 20:20
Arrival Terminal : B Gate None
Flight WN431 detail information
| Type | Domestic Flight |
| Route | Departure Washington (BWI), United States and arriving at St Louis (STL), United States |
| Airlines | Southwest Airlines (WN) |
| Aircraft | B737 |
| Flight Duration | 5 hours 10 minutes |
| Flight Distance | 1188.08 km /738.24 miles |
| Operating Days | Monday, Tuesday, Wednesday, Thursday, Friday, Saturday |
Find more flight status
WN431 Airports
| Departures |
|---|
| Airport: Baltimore Washington International Airport, United States |
| ICAO Code: BWI |
| BWI Current time: 00:25 14-Feb-2026 |
| Arrivals |
| Airport: Lambert International Airport, United States |
| ICAO Code: STL |
| STL Current time: 23:25 13-Feb-2026 |