Cheap Flights from Washington (DCA) to Ontario Intl. Airport (ONT)
Popular airlines from Ronald Reagan National Airport (DCA) to Ontario Intl. Airport (ONT)
Frontier AirlinesFrontier Airlines
Alaska AirlinesAlaska Airlines
American AirlinesAmerican Airlines
Southwest AirlinesSouthwest Airlines
DeltaDelta
UnitedUnited
Be in the knowGet alerts if flight prices drop or rise*
Book smarterSave up to 35% on select hotels after you book a flight*
Cheap Flights from Washington to Ontario (DCA-ONT)
Book with confidence
Your quick guide to flights from Washington to Ontario Intl. Airport
Pick up great flights from Washington to Ontario Intl. Airport
With Expedia, you have your pick of flights a day with 4 airlines covering flights from Washington to Ontario Intl. Airport. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Washington to Ontario Intl. Airport that take around hours.
Find cheap flights from Washington to Ontario Intl. Airport
From the great flight deals with prices currently ranging from to , you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Washington to Ontario Intl. Airport around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Ontario Intl. Airport is normally in .
Reasons to book your flight from Washington to Ontario Intl. Airport with Expedia
Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Washington to Ontario Intl. Airport across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Ontario Intl. Airport right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.
Frequently Asked Questions
How much is a flight from National Airport to ONT?
Pack your bags, because round-trip journeys between National Airport and Los Angeles - Ontario Intl. Airport (ONT) start from . That's based on fares advertised within the last 7 days on Expedia for flights departing within the next year. Prices can change quickly, so book now to score the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from DCA to Los Angeles - Ontario Intl. Airport (ONT)?
Most flights can be cancelled online, but whether you are charged a fee differs between airlines. If you do have to cancel your getaway, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Ronald Reagan Washington National Airport (DCA) to ONT that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for National Airport to Ontario Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from DCA to Ontario Airport?
The flight distance between DCA and Ontario Airport is 3 600 kilometres. Listen to some music or finish off your latest read and the trip will fly by.
Which airlines fly direct from National Airport to Los Angeles - Ontario Intl. Airport (ONT)?
Unfortunately, there aren't any airlines that fly direct between National Airport and ONT. You'll have to book a flight with at least one stop.
Are National Airport to Los Angeles - Ontario Intl. Airport (ONT) flight tickets cheaper when they're purchased at the last minute?
It is possible to find great last-minute deals from National Airport to Los Angeles - Ontario Intl. Airport (ONT), but there's no guarantee. As many airlines advertise prices up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to book when you see a bargain. Expedia compares carrier prices and updates flight deals frequently, so you can feel confident knowing you're always seeing the latest offers.
Travel information
Origin airport | Ronald Reagan National Airport |
|---|---|
Destination airport | Ontario Intl. Airport |
Distance | 3,635 km away |
Airlines serving | Frontier Airlines, Alaska Airlines, American Airlines, Southwest Airlines, Delta, United |
Popular airline | Frontier Airlines |
Return price | AU$273 |