WN4073: San Diego to Oakland
Southwest Airlines flight WN4073 flies from San Diego (SAN) to Oakland (OAK), 718 km. Over August 2025 to July 2026 it usually arrives about 5 minutes late: 83% of 285 flights arrived within 15 minutes of schedule and 0.4% were cancelled (US Department of Transportation data).
On-time record, last 12 months
Every operation of WN4073, August 2025 to July 2026: 285 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as WN4073
- San Diego (SAN) to Oakland (OAK)42 flights
- Pittsburgh (PIT) to Chicago Midway (MDW)42 flights
- Phoenix Sky Harbor (PHX) to San Diego (SAN)31 flights
- Ontario (ONT) to Phoenix Sky Harbor (PHX)28 flights
- Boise (BOI) to Las Vegas (LAS)26 flights
- Nashville (BNA) to Phoenix Sky Harbor (PHX)26 flights
- Oakland (OAK) to Ontario (ONT)23 flights
- Omaha (OMA) to Chicago Midway (MDW)18 flights
- Las Vegas (LAS) to San Diego (SAN)18 flights
- Phoenix Sky Harbor (PHX) to Des Moines (DSM)13 flights
Other flights from San Diego to Oakland
More about San Diego (SAN) and Oakland (OAK).
Questions and answers
- Is WN4073 usually on time?
- 83% of Southwest Airlines flight WN4073's 285 flights from August 2025 to July 2026 arrived within 15 minutes of schedule, 5.3 points above the US average of 77.6%. It arrived about 5 minutes late on average.
- How often is WN4073 cancelled or badly delayed?
- 0.4% of WN4073's scheduled flights were cancelled from August 2025 to July 2026 (1 of 285), and 11% of the flights that operated arrived more than 30 minutes late.
- What route does WN4073 fly?
- WN4073 most often flies from San Diego (SAN) to Oakland (OAK), 718 km (42 flights in the period). The same flight number also flew Pittsburgh (PIT) to Chicago Midway (MDW), Phoenix Sky Harbor (PHX) to San Diego (SAN), Ontario (ONT) to Phoenix Sky Harbor (PHX).
- Where do these WN4073 figures come from?
- From the US Bureau of Transportation Statistics (BTS) on-time records, which cover every domestic flight by the larger US airlines. The figures cover August 2025 to July 2026 and are updated each month when new BTS data is published, about two months after the month ends. See how TripStow measures punctuality.
How does Southwest Airlines compare? Southwest Airlines' on-time record and the US airline league table.
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