ONT to DCA (Ontario to Washington) Flights

Last Minute Flights from ONT to DCA

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
ONTWashingtonAugust 3 to August 18$364
*Prices include taxes and fees

Cheapest ONT to DCA Flights

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
ONTWashingtonSeptember 21 to September 21$173
ONTWashingtonSeptember 6 to September 10$286
ONTWashingtonAugust 27 to August 28$286
ONTWashingtonOctober 29 to November 3$286
*Prices include taxes and fees
ONT to DCA Flight Details
Origin airport
Los Angeles - Ontario Intl.
Origin airport IATA code
ONT
Destination airport
Ronald Reagan Washington National
Destination airport IATA code
DCA
Distance
2258 mi

Frequently asked questions

What airlines fly direct from ONT to Ronald Reagan Washington National Airport (DCA)?
At the moment, you can’t travel straight between these airports. You’ll need to book a flight with at least one stop to journey from Ontario Airport to National Airport.
How many flights are there from ONT to DCA?
There are 23 flights each day from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Washington, DC (DCA-Ronald Reagan Washington National), so you have no shortage of ways to get to Arlington. Just pick out a date that works best for you and secure your airfare.
How long does it take to fly from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) takes about 6 hours and 16 minutes. That’s an ideal length of time to binge-watch a popular new series, listen to your favorite podcast or enjoy some shut-eye.
What is the flight distance from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
At 2,300 miles (3,600 1), this medium-haul flight is no endless marathon, but it’s also no walk in the park. Arrive in Arlington feeling refreshed by getting some shut-eye along the way.
How many morning flights are there from ONT to DCA?
With some 87 morning flights each week from ONT to DCA to pick from, you’ll be rolling out of bed and taking to the skies in next to no time.

  • You can set out at 6:00AM if you fly with American Airlines (AA). It operates 35 weekly flights from ONT to DCA.
  • 5:45AM is the earliest you can depart from ONT to DCA with Delta Air Lines (DL). This airline has 14 early flights every week.
  • You’ll have 14 morning flights to pick from if you book a ticket with United Airlines (UA). 5:15AM is the earliest departure time.

How many afternoon flights are there from ONT to DCA?
With 79 afternoon and evening flights from ONT to DCA each week, you can forget about racing to the check-in counter at the crack of dawn.

  • Lock in a ticket with American Airlines (AA), which has 37 flights each week that leave after noon. 12:50PM is the earliest of those departures.
  • You can also pick from the 22 afternoon and evening flights on offer with Delta Air Lines (DL) every week. 12:35PM is the earliest take-off time.
  • One more popular option is Alaska Airlines (AS). It operates 14 afternoon and evening flights a week from 4:41PM onward.

What is the earliest departure time out of Ontario to Arlington?
Set off from ONT at 12:55AM and come in for landing at DCA at 10:00AM. This is the earliest service you can catch on this route.
What is the latest departure time out of Ontario to Arlington?
From ONT, the latest flight you can catch departs at 11:59PM and touches down at 10:00PM at DCA. If you don’t enjoy early starts, this is the perfect flight for you.
What is the average price from Ontario to Arlington?
Round-trip journeys for this route start from around $173. When you’re ready to lock in your trip, we’ll help you score the best price around. This price was available on Flights.com within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Ontario to Washington Flights

Whether it’s for an obligation or the sake of your sanity, sometimes you need to get away. Maybe you need flights from Ontario to Washington to attend your cousin’s wedding, to pitch a business idea to your boss, or simply treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find our cheapest flights from ONT to DCA, we’ve got you covered here at Flights.com.

We present you with some of the most affordable deals on airfare, so stop that Google flights search. We want you to spend less on your flight from Ontario to Washington, so you can spend more during your getaway. With Flights.com, you’ll find it simple to land airline tickets with itineraries matching your travel schedule. What’s more, we provide you with all the information you need to confidently make reservations on your family, business, or personal trip.