Direct flights from Ontario to San Jose
24 nonstop flights a week on 1 airline. Zero layovers — one hop from ONT to SJC.
Flight time: about 57m nonstop
Which days does it fly?
When does it fly?
Departure times in Ontario local time, from flights observed over the last 7 days.
| Flight | Departs | Duration | Days |
|---|---|---|---|
| Southwest SWA3272 | 6:10a | 58m | Thu–Fri |
| Southwest SWA1645 | 6:16a | 57m | Sun |
| Southwest SWA3272 | 6:17a | 1h | Mon |
| Southwest SWA3092 | 8:44a | 1h4m | Sat |
| Southwest SWA2468 | 9:10a | 56m | Tue–Wed |
| Southwest SWA2956 | 11:01a | 58m | Fri |
| Southwest SWA2956 | 11:11a | 57m | Thu |
| Southwest SWA2468 | 11:16a | 57m | Sat |
| Southwest SWA4941 | 1:09p | 57m | Sun |
| Southwest SWA955 | 1:22p | 54m | Wed |
| Southwest SWA955 | 1:28p | 58m | Tue |
| Southwest SWA2956 | 1:59p | 1h4m | Mon |
| Southwest SWA982 | 3:43p | 59m | Mon |
| Southwest SWA982 | 3:50p | 56m | Thu |
| Southwest SWA982 | 3:59p | 59m | Fri |
| Southwest SWA3093 | 5:15p | 56m | Sat |
| Southwest SWA3725 | 5:51p | 52m | Sun |
| Southwest SWA3094 | 6:27p | 56m | Tue–Wed |
| Southwest SWA3455 | 6:59p | 48m | Thu |
| Southwest SWA3455 | 7:25p | 53m | Fri |
| Southwest SWA2956 | 8:34p | 59m | Sun |
Southwest
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The route
One hop: ONT → SJCDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from Ontario (ONT) to San Jose (SJC)
Ontario International Airport (ONT) has 24 nonstop flights a week to San Jose (SJC), operated by Southwest. No layovers, no connections — one hop out of ONT and you're there.
This route flies every day of the week, so any travel day works. Route data updated September 2026 from observed departures.
Route data updated September 2026 from observed flight departures. Schedules change — always confirm with the airline before booking.
How long is the flight from Ontario to San Jose?
The nonstop flight from Ontario (ONT) to San Jose (SJC) takes about 57m in the air, based on recently observed nonstop departures.
How long does it take to drive from Ontario to San Jose?
Driving from Ontario to San Jose takes about 5h 54m, covering roughly 375 miles. The nonstop flight takes about 57m.