Washington, DC WAS to Ontario, CA ONT flight with Alaska Airlines

The best way to find a cheap flight ticket from Washington, DC to Ontario, CA is to book your journey as far in advance as possible and to avoid traveling at rush hour.

The average ticket from Washington, DC to Ontario, CA will cost around $601 if you buy it on the day, but the cheapest tickets can be found for only $209.

On Sun, Sep 20, we found 241 flights from Washington, DC to Ontario, CA, including 13 direct services.

On Sun, Sep 20 the direct flights cover the 3641 km distance in an average of 5 h 30 m but if you time it right, some flights will get you there in just 5 h 23 m .

On Sun, Sep 20 the longest flights will take 5 h 33 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.