Cheap Flights to Washington Dulles

Q: How long is the flight to Washington Dulles?

The average flight time to Washington Dulles is 1 hour and 47 minutes. We've calculated this based on journeys from Ottawa.

Q: Which airlines offer direct flights to Washington Dulles?

United, Air Canada, Republic Airways, Copa, Jazz Air, Porter Airlines, Porter Airlines Inc and Air Transat all fly direct to Washington Dulles.

Q: When is the cheapest time to fly to Washington Dulles?

The cheapest month to fly to Washington Dulles is usually September.

Q: How can I find the best flight deal to Washington Dulles?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Washington Dulles but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

Q: Can I get a direct flight to Washington Dulles Airport?

Yes – the average flight time is 2 hours and 35 minutes.

Q: How much are return flights to Washington Dulles?

The best price we found for a return flight to Washington Dulles is C$195. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Q: Which upcoming date is cheapest to fly to Washington Dulles Airport on?

After crunching the numbers on our flight calendar, we found that the cheapest date to fly to Washington Dulles Airport is Monday, 8 September 2025 .

Q: When is the best time to book flights to Washington D.C.?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Washington D.C. is around 40 days in advance, so don’t leave your flight to the last minute.

Q: Which is the cheapest airline to fly to Washington D.C. with?

Currently, WestJet offers the cheapest flight tickets to Washington Dulles.

United

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Flight deals to Washington Dulles

Looking for a cheap last-minute deal or the best return flight to Washington Dulles? Find the lowest prices on one-way and return tickets right here.

Washington D.C..C$133 per passenger.Departing Fri, 10 Oct.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Fri, 10 Oct, arriving in Washington Dulles.Price includes taxes and charges.From C$133, select.

Washington D.C..C$134 per passenger.Departing Mon, 8 Sep.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Mon, 8 Sep, arriving in Washington Dulles.Price includes taxes and charges.From C$134, select.

Washington D.C..C$141 per passenger.Departing Tue, 4 Nov.One-way flight with United.Outbound indirect flight with United, departs from Calgary on Tue, 4 Nov, arriving in Washington Dulles.Price includes taxes and charges.From C$141, select.

Washington D.C..C$142 per passenger.Departing Fri, 29 Aug.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Abbotsford on Fri, 29 Aug, arriving in Washington Dulles.Price includes taxes and charges.From C$142, select.

Washington D.C..C$155 per passenger.Departing Thu, 25 Dec.One-way flight with United.Outbound indirect flight with United, departs from Calgary on Thu, 25 Dec, arriving in Washington Dulles.Price includes taxes and charges.From C$155, select.

Washington D.C..C$155 per passenger.Departing Thu, 8 Jan.One-way flight with United.Outbound indirect flight with United, departs from Calgary on Thu, 8 Jan, arriving in Washington Dulles.Price includes taxes and charges.From C$155, select.

Washington D.C..C$157 per passenger.Departing Wed, 27 Aug.One-way flight with United.Outbound direct flight with United departs from Calgary on Wed, 27 Aug, arriving in Washington Dulles.Price includes taxes and charges.From C$157, select.

Washington D.C..C$177 per passenger.Departing Thu, 6 Nov.One-way flight with Air Transat.Outbound direct flight with Air Transat departs from Toronto Island on Thu, 6 Nov, arriving in Washington Dulles.Price includes taxes and charges.From C$177, select.

Find the cheapest time to fly to Washington Dulles

Flexible on travel dates? Find the cheapest month – or even day – to fly to Washington Dulles.

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Airports near Washington D.C.

Compare routes to Washington D.C. below. You may find an airport to fly into that's cheaper, faster, or easier.

Direct flights to Washington Dulles

Frequently asked questions

How long is the flight to Washington Dulles?

Which airlines offer direct flights to Washington Dulles?

When is the cheapest time to fly to Washington Dulles?

How can I find the best flight deal to Washington Dulles?

Can I get a direct flight to Washington Dulles Airport?

How much are return flights to Washington Dulles?

Which upcoming date is cheapest to fly to Washington Dulles Airport on?

When is the best time to book flights to Washington D.C.?

Which is the cheapest airline to fly to Washington D.C. with?

Flying to Washington Dulles

The things to know before you go.

Cheapest flight found	C$133
Cheapest month to fly	October
Average flight time	2 hrs, 35 mins
Most popular airline	United
Average flights per week	330

Discover Washington Dulles

How to find cheap flights to Washington Dulles

Looking for cheap tickets to Washington Dulles? Here are a few tips on how to score the best price and make your journey as smooth as possible.

Simply hit 'search'. We've compared plane tickets from all major online travel agents and airlines flying to Washington Dulles to find the cheapest flights. And with us there are no hidden fees - what you see is what you pay.
Flex your dates to secure the best air ticket price for your Washington Dulles flight. If your travel dates are flexible, use Skyscanner's 'Whole month' tool to find the cheapest time to fly to Washington Dulles.
Set up a Price Alert. You can easily track the fare of your flights to Washington Dulles by creating an alert. Whenever prices go down or up, you'll get a push notification or e-mail to help you get the best flight deal.
Compare flight deals to Washington Dulles from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
Look for direct flights. Only interested in direct flights to Washington Dulles? Make sure to tick 'Direct flights only' when performing a search. If there are direct Washington Dulles flights available, these will appear in the results.
Find the cheapest Business class flights to Washington Dulles. We scour the internet for the best Business, Premium Economy and First Class flight fares to Washington Dulles, too. Check the difference in price as you search – you might just chance upon a last-minute low fare.
Include nearby airports in your search. Widen your search for Washington Dulles flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.

Combine your flight to Washington Dulles with hotels and car hire

Once you've secured your cheap flight ticket to Washington Dulles, discover the best prices and exclusive rates for hotels in Washington Dulles or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.

Compare Washington Dulles plane tickets with other destinations using the everywhere search

Not entirely set on flying to Washington Dulles just yet? You can easily browse other destinations by searching flights to 'Everywhere' - this will allow you to find the cheapest place to travel to.