Flights from Ontario International Airport to District of Columbia

Flight deals from Ontario International Airport to District of Columbia

Looking for cheap tickets from Ontario International Airport to District of Columbia, or a last-minute trip? Find the lowest prices on one-way and return tickets right here.

Washington D.C..R 1,283 per passenger.Departing Tue, 3 Mar.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Ontario International on Tue, 3 Mar, arriving in Washington Ronald Reagan.Price includes taxes and charges.From R 1,283, select.

Washington D.C..R 3,021 per passenger.Departing Wed, 20 May.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Ontario International on Wed, 20 May, arriving in Baltimore Washington International.Price includes taxes and charges.From R 3,021, select.

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Flying from Ontario International Airport to District of Columbia

Arm yourself with these facts on the fly.

Cheapest flight found	R 1,283
Cheapest month to fly	March
Average flight time	4 hrs, 44 mins
Average flights per week	8
Most popular airline	Southwest Airlines

How to find cheap flights from Ontario International Airport to District of Columbia

We've compared the best online travel agents and flight providers on the internet to find the cheapest plane tickets from Ontario International Airport to District of Columbia. Other savvy travellers recently found return flights from R 2,165 and one-way tickets from R 1,278. Ready to join them? Here are a few tips to help you do it the smart way.

Fly in March

The cheapest time to fly from Ontario International Airport to District of Columbia is currently March.

Flex your dates for the best rates

If you’re flexible on your departure dates, you can use Skyscanner's whole month tool to find the cheapest day of the year to fly from Ontario International Airport to anywhere you choose in District of Columbia.

Watch as fares rise and fall

With Price Alerts, we'll let you know when flight prices from Ontario International Airport to your chosen airport in District of Columbia go up or down so you can book when the time is just right.

Relax – these are fee-free flight tickets

With us, there are no added fees – the District of Columbia Airport to District of Columbia flight price you see when you search with us is what you pay to the provider.

Frequently asked questions

Are there any direct flights from Ontario International Airport to District of Columbia?

There are currently no direct flights from Ontario International Airport to District of Columbia, but we've found some other routes to United States – check them out now.

What is the average price of a flight from Ontario International Airport to District of Columbia?

We looked at all of the upcoming return flights from Ontario International Airport to District of Columbia we could find over the next 12 months. It looks like R 2,165 is the best price. This is good, compared to the average District of Columbia ticket price of R 2,157.

What is the cheapest month to fly from Ontario International Airport to District of Columbia?

The cheapest month to fly from Ontario International Airport to District of Columbia is currently March.

Which upcoming date is cheapest to fly from Ontario International Airport to District of Columbia on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Ontario International Airport to District of Columbia on Saturday, 7 March 2026.

If I'm flying from Ontario International Airport, where in District of Columbia is cheapest to fly into?

If you're flying from Ontario International, the cheapest city in District of Columbia to fly into is Washington D.C.. The cheapest airport serving Washington D.C. at the moment is Washington Ronald Reagan.