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ONT–STS · Nonstop
Ontario (Ontario International Airport) to Santa Rosa (Charles M Schulz/Sonoma County Airport).
The estimated flight time from Ontario (ONT) to Santa Rosa (STS) is about 1h 27m, covering 423 miles. Alaska Airlines and American Airlines fly the route nonstop with 3×/wk departures, from 15:35 to 18:43 local time.
Plan this route| Est. flight time | Distance | Route type | Captured freq. | Market |
|---|---|---|---|---|
| ~1h 27m Estimated from great-circle distance — no tracked flights yet. | 423 mi | Nonstop | 3×/wk From the current provider sample; confirm live timetables before booking. | Domestic |
Alaska Airlines and American Airlines operate 3×/wk flights from ONT to STS. Terminal assignments in the captured sample are not confirmed for your flight; check the airline before travel.
| Airline | Captured frequency | Aircraft | Departures (local) |
|---|---|---|---|
| Alaska Airlines | 2×/wk | Embraer E-Jet · Airline terminal guide (confirm for your flight) | 15:35 |
| American Airlines | weekly | Embraer E-Jet | 18:43 |
Methodology: airline, aircraft, terminal, and departure-time details come from a full week of published airline schedules for ONT, refreshed on a rolling basis. Frequency uses 3 scheduled departures across 2 observed days; flight time is estimated from flying distance until this route has enough tracked flights for an observed average.
The estimated flight time from Ontario (ONT) to Santa Rosa (STS) is about 1h 27m, based on the 423-mile flying distance.
Ontario (ONT) to Santa Rosa (STS) is about 423 miles by air.
Yes. Alaska Airlines and American Airlines fly nonstop from Ontario (ONT) to Santa Rosa (STS), with 3×/wk departures.
Alaska Airlines and American Airlines fly nonstop from Ontario (ONT) to Santa Rosa (STS).
The ONT–STS route is flown with Embraer E-Jet.