Southwest Airlines
WN4122San Diego to San Jose
Southwest Airlines flight WN4122 flies from San Diego (SAN) to San Jose (SJC), 671 km. Over August 2025 to July 2026 it usually arrives about 3 minutes late: 80% of 252 flights arrived within 15 minutes of schedule and 0.4% were cancelled (US Department of Transportation data).
On-time record, last 12 months
80%
on time (within 15 min)
10%
more than 30 min late
0.4%
cancelled
+3 min
average arrival vs schedule
Every operation of WN4122, August 2025 to July 2026: 252 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as WN4122
- San Diego (SAN) to San Jose (SJC)58 flights
- Chicago Midway (MDW) to Philadelphia (PHL)50 flights
- Sacramento (SMF) to Los Angeles (LAX)46 flights
- Pittsburgh (PIT) to Nashville (BNA)38 flights
- Los Angeles (LAX) to Phoenix Sky Harbor (PHX)18 flights
- Dallas Love Field (DAL) to Kansas City (MCI)15 flights
- Philadelphia (PHL) to Orlando (MCO)8 flights
- Valparaiso (VPS) to St. Louis (STL)5 flights
- St. Louis (STL) to Denver (DEN)5 flights
- St. Louis (STL) to Phoenix Sky Harbor (PHX)5 flights
Other flights from San Diego to San Jose
More about San Diego (SAN) and San Jose (SJC).
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