Southwest Airlines

WN3983San Jose to Ontario

Name: Southwest Airlines WN3983 San Jose to Ontario: on-time record
Creator: TripStow
License: https://tripstow.com/notices

Southwest Airlines flight WN3983 flies from San Jose (SJC) to Ontario (ONT), 536 km. Over August 2025 to July 2026 it usually arrives about 9 minutes late: 71% of 286 flights arrived within 15 minutes of schedule and 1% were cancelled (US Department of Transportation data).

On-time record, last 12 months

71%

on time (within 15 min)

17%

more than 30 min late

cancelled

+9 min

average arrival vs schedule

Every operation of WN3983, August 2025 to July 2026: 286 flights. Source: US Bureau of Transportation Statistics, public domain.

Routes flown as WN3983

San Jose (SJC) to Ontario (ONT)60 flights
Raleigh-durham (RDU) to Nashville (BNA)58 flights
San Diego (SAN) to Sacramento (SMF)53 flights
Oakland (OAK) to Burbank (BUR)27 flights
Myrtle Beach (MYR) to Baltimore (BWI)16 flights
Sarasota Bradenton (SRQ) to Chicago Midway (MDW)15 flights
Orlando (MCO) to San Diego (SAN)14 flights
Baltimore (BWI) to Las Vegas (LAS)13 flights
Seattle Tacoma (SEA) to San Jose (SJC)8 flights
San Jose (SJC) to Santa Ana (SNA)8 flights

Other flights from San Jose to Ontario

WN1138 WN1173 WN1315 WN1317 WN1499 WN1522 WN1629 WN1642 WN1786 WN1827 WN2226 WN2310

More about San Jose (SJC) and Ontario (ONT).

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