Southwest Airlines

WN645St. Louis to Los Angeles

Name: Southwest Airlines WN645 St. Louis to Los Angeles: on-time record
Creator: TripStow
License: https://tripstow.com/notices

Southwest Airlines flight WN645 flies from St. Louis (STL) to Los Angeles (LAX), 2,557 km. Over August 2025 to July 2026 it usually arrives about 8 minutes late: 72% of 353 flights arrived within 15 minutes of schedule and 0.6% were cancelled (US Department of Transportation data).

On-time record, last 12 months

72%

on time (within 15 min)

13%

more than 30 min late

0.6%

cancelled

+8 min

average arrival vs schedule

Every operation of WN645, August 2025 to July 2026: 353 flights. Source: US Bureau of Transportation Statistics, public domain.

Routes flown as WN645

St. Louis (STL) to Los Angeles (LAX)57 flights
Seattle Tacoma (SEA) to Phoenix Sky Harbor (PHX)50 flights
Houston (HOU) to Pittsburgh (PIT)46 flights
Chicago Midway (MDW) to Fort Myers (RSW)30 flights
Fort Lauderdale Hollywood (FLL) to Columbus (CMH)26 flights
Kansas City (MCI) to Dallas Love Field (DAL)19 flights
Houston (HOU) to Atlanta (ATL)18 flights
Detroit (DTW) to St. Louis (STL)18 flights
Oakland (OAK) to Ontario (ONT)16 flights
Baltimore (BWI) to Kansas City (MCI)13 flights

Other flights from St. Louis to Los Angeles

WN1142 WN1218 WN1270 WN1315 WN1493 WN1874 WN1875 WN1906 WN2036 WN2047 WN2111 WN2134

More about St. Louis (STL) and Los Angeles (LAX).

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