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Cheap Flights from Ontario to United States

Did You Know?

There are 868 cities with flights to United States.
There are 5 countries in the same zone as United States.
There are 8 carriers with direct flights from Ontario, CA to United States.
The currency symbol for USD is $.
The longest flight to United States is 9,525 miles.
There are 1,314 direct flights from Ontario, CA to United States.
Southwest has the most flights to United States.
Cheap Flights from Ontario to United States, from $107 Round trip from ONT to US