NONSTOP

Direct Flights to and from Ontario

28 nonstop destinations across 31 airports you can reach direct from Ontario ONT, listed alphabetically — and, since every one of these routes flies both ways, the same cities you can fly here from. Pick one to see airlines, schedule, and what to do when you land.

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Frequently asked questions

Which cities have nonstop flights to Ontario?
28 cities fly nonstop to Ontario (ONT) — the same cities you can reach direct from here, since every scheduled nonstop runs both ways. Phoenix is the busiest, at about 9 flights a day each way.
Which airlines fly to Ontario?
Alaska, American, Avianca El Salvador, China Airlines, Delta, Frontier, JetBlue, Southwest, Starlux, United, Volaris fly nonstop into Ontario (ONT).
Where can I fly direct from Ontario?
You can fly nonstop from Ontario (ONT) to 28 destinations, including Atlanta, Austin, Boise, Charlotte, Chicago, Dallas, and more.
Which airlines fly direct from Ontario?
Airlines with nonstop service from Ontario (ONT) include Alaska, American, Avianca El Salvador, China Airlines, Delta, Frontier, JetBlue, Southwest.
What is the most frequent direct flight from Ontario?
The most frequent nonstop route from Ontario is to Phoenix (PHX), with about 9 departures a day.

Airports near Ontario

The closest other departure airports to Ontario — each opens up more nonstop destinations.