Southwest Airlines
WN4427St. Louis to Atlanta
Southwest Airlines flight WN4427 flies from St. Louis (STL) to Atlanta (ATL), 779 km. Over November 2025 to July 2026 it usually arrives right on schedule: 86% of 188 flights arrived within 15 minutes of schedule and 0.5% were cancelled (US Department of Transportation data).
On-time record, last 12 months
86%
on time (within 15 min)
7%
more than 30 min late
0.5%
cancelled
+1 min
average arrival vs schedule
Every operation of WN4427, November 2025 to July 2026: 188 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as WN4427
- St. Louis (STL) to Atlanta (ATL)58 flights
- Nashville (BNA) to Columbus (CMH)57 flights
- San Francisco (SFO) to Baltimore (BWI)32 flights
- San Diego (SAN) to Las Vegas (LAS)18 flights
- Las Vegas (LAS) to Atlanta (ATL)13 flights
- Atlanta (ATL) to Pittsburgh (PIT)8 flights
- Louisville (SDF) to Orlando (MCO)1 flights
- Palm Springs (PSP) to San Jose (SJC)1 flights
Other flights from St. Louis to Atlanta
More about St. Louis (STL) and Atlanta (ATL).
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