Southwest Airlines
WN4205St. Louis to Las Vegas
Southwest Airlines flight WN4205 flies from St. Louis (STL) to Las Vegas (LAS), 2,202 km. Over August 2025 to July 2026 it usually arrives about 10 minutes late: 72% of 228 flights arrived within 15 minutes of schedule and 0% were cancelled (US Department of Transportation data).
On-time record, last 12 months
72%
on time (within 15 min)
14%
more than 30 min late
0%
cancelled
+10 min
average arrival vs schedule
Every operation of WN4205, August 2025 to July 2026: 228 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as WN4205
- St. Louis (STL) to Las Vegas (LAS)58 flights
- Seattle Tacoma (SEA) to Sacramento (SMF)49 flights
- Salt Lake City (SLC) to Las Vegas (LAS)42 flights
- Phoenix Sky Harbor (PHX) to Dallas Love Field (DAL)23 flights
- Las Vegas (LAS) to San Francisco (SFO)13 flights
- San Diego (SAN) to Salt Lake City (SLC)10 flights
- Palm Springs (PSP) to Denver (DEN)8 flights
- Las Vegas (LAS) to Palm Springs (PSP)8 flights
- Pittsburgh (PIT) to Sarasota Bradenton (SRQ)7 flights
- Santa Ana (SNA) to Phoenix Sky Harbor (PHX)4 flights
Other flights from St. Louis to Las Vegas
More about St. Louis (STL) and Las Vegas (LAS).
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