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Cheap DCA to ONT Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Washington to Ontario route information

Origin Airport Ronald Reagan Washington National
Destination Airport Los Angeles - Ontario Intl.
Airlines Serving Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, United
Flight Price $336
Distance 2,258 mi

Orange County


Long Beach


Los Angeles




Cheap DCA to ONT Flights

  • Question : Can I change the date of my flight?
    Answer : Yes, you can switch your departure date. If you want to save some funds in doing so, the lowest-cost day to fly in July is Tuesday.
  • Question : What is the cheapest day to fly to Ontario?
    Answer : Aug 10th has bookings (as of Jul 15th) for as little as $264. That comes in 47% below the average price for this route. Saving now gives you more cash to spend on your trip.
  • Question : How much time do people spend in Ontario?
    Answer : The average time spent hanging out in Ontario by passengers from Washington is one week.
  • Question : How much is a plane ticket to Ontario (ONT) from Washington (DCA)?
    Answer : They can vary from $264 to $1,061. Booking in advance can usually help you get the cheapest price. The further out you book, the more likely you are to save.
  • Question : Is there an alternative airport near Ontario?
    Answer : Ontario International Airport is a perfectly good airport, but there is a cheaper option – John Wayne Airport. It’s only 30 miles away and flights are being booked 11% cheaper over the coming two months.
  • Question : What is the cheapest airline flying from Washington to Ontario?
    Answer : Frontier Airlines is the leader in keeping costs low for their passengers over the next three months. Bookings are being made at just $264, which is a bargain when compared to the high-end bookings of $1,061.
  • Question : What airports do you fly into for Ontario?
    Answer : Departing from Ronald Reagan National Airport is not the only way to get to Ontario International Airport. Try looking for flights from Washington Dulles International Airport (IAD). Over the next two months, flights from IAD to ONT are being booked 33% cheaper than flights from DCA to ONT. Being only 23 miles away, it's easily accessible for most.

Arlington to Los Angeles Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Arlington to Los Angeles will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Los Angeles.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at, we’ll pair you up with DCA to ONT flights that won’t make your bank account wince. Ready to temporarily leave behind Arlington for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to ONT with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.