Flights from Santa Rosa (STS) to Ontario (ONT)

Route intelligence for STS → ONT: direct flights, stopover options, and timetable coverage in one place.

Show route on mapAll flights from STSAll flights to ONT

Direct flights

1 direct option(s) across 1 airline(s) · 681 km route distance.

  • Alaska Airlines · 87 min · 681 km

Explore these airlines on this city pair

Open each airline route-map page to compare broader network depth before committing to a nonstop or one-stop strategy.

Alaska Airlines route map →

Stopover options

  • 1 stop(s) · 4h 1m · STS → ONT
  • 1 stop(s) · 4h 15m · STS → ONT
  • 1 stop(s) · 5h 34m · STS → ONT
  • 1 stop(s) · 5h 34m · STS → ONT
  • 1 stop(s) · 5h 34m · STS → ONT
  • 1 stop(s) · 5h 34m · STS → ONT
  • 1 stop(s) · 5h 36m · STS → ONT
  • 1 stop(s) · 5h 36m · STS → ONT
  • 1 stop(s) · 5h 46m · STS → ONT
  • 1 stop(s) · 5h 46m · STS → ONT
  • 1 stop(s) · 5h 5m · STS → ONT
  • 1 stop(s) · 5h 11m · STS → ONT

Timetable coverage

Published flight numbers: AS3273

Published schedule snapshot may be stale

Flight number: AS 3273

Operating days: 1, 2, 3, 4, 5, 6, 7

  • STS 15:45 → ONT 17:12

Plan this city pair

Compare nearby alternatives and airline networks to decide whether a direct trip, one-stop connection, or reverse search gives you better options.

Explore all departures from STS →Explore all arrivals to ONT →Compare airline network coverage →Browse airports by country →

Route planning checklist

  • Compare direct duration with one-stop total duration before committing to a fare.
  • Check inbound alternatives on flights to ONT when return timing is important.
  • Use Guides for alliance and hub strategy playbooks.
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