Cheap flights from Washington Dulles to Ottawa International

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Flight deals from Washington Dulles to Ottawa International

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

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Find the cheapest month to fly from Washington Dulles to Ottawa International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington Dulles to Ottawa International flights are currently cheapest in May.

Direct flights from Washington Dulles to Ottawa International

Washington Dulles to Ottawa International: Alternative routes

Compare routes from Washington Dulles to Ottawa below. You may find an airport to fly into that's cheaper, faster, or easier than Ottawa International.

Washington, D.C. to Ottawa: Flight information

The things to know before you go.
Cheapest flight foundC$477
Cheapest month to flyMay
Average flight time1 hr, 41 mins
Most popular airlineUnited
Average flights per week52

Finding cheap flights from Washington Dulles to Ottawa International: Frequently asked questions

The best price we found for a round-trip flight from Washington Dulles to Ottawa International is C$477. 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.
1 hour and 41 minutes is the average flight time from Washington Dulles to Ottawa International.
United, GoJet Airlines and Air Canada fly direct from Washington Dulles to Ottawa International.
There are 52 flights per week flying from Washington Dulles to Ottawa International, as of May 2024.
The cheapest month to fly from Washington Dulles to Ottawa International is usually May.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Dulles Airport to Ottawa International Airport on Sunday, May 26, 2024.
Yes – the average flight time is 1 hour and 41 minutes.
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 Ottawa International 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.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Ottawa International is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Porter Airlines (Canada) Ltd and Air Canada offer the cheapest flight tickets to Ottawa International.

Airlines that Fly from Washington Dulles to Ottawa International

Canadians can fly directly to Ottawa International Airport (YOW) from Washington Dulles Airport (IAD) through Air Canada and United. There are also flights available through Porter Airlines, if you don't mind a short stop on Toronto Island (YTZ). Try setting up a price alert with Skyscanner to make sure you never miss a great deal on flights from Washington DC to Ottawa!

Departing from Washington Dulles Airport

Washington Dulles Airport (IAD) is conveniently located just 26km from downtown Washington, DC, making it easy to reach by car. There are several affordable long-term parking options available at the airport (prices converted to CAD):

  • Terminal Daily Lot ($27.50/day): Covered parking located just steps away from the terminal entrance, available at an hourly or daily rate.
  • Garages 1 and 2 ($21.25/day): Covered parking with a convenient walkway connecting the garage to the terminals. Shuttle buses are also available.
  • Economy Lot ($12.50/day): Uncovered parking in a large lot close to the airport. Shuttle buses are available to take you to the terminals.

Washington Dulles is a modern airport with many shops, restaurants, and a lounge to keep you busy while you wait for your flight. There are childrens' play areas available as well as free wi-fi, an interfaith chapel, and designated smoking areas.

Arriving at Ottawa International Airport

After landing in Ottawa, follow the overhead signs to collect your baggage and move through Canadian customs. To get to your hotel quickly, consider one of these options:

  • Taxi ($37 to downtown): Pick up a taxi from the arrivals level of the terminal. You'll see the line of taxis in front of the center door of level 1.
  • Public Transportation ($3.30 to downtown): Purchase a ticket from the Ground Transportation desk on the arrivals level, then head to door 14 on level 1 to catch the bus to downtown Ottawa. From there, you can transfer to whichever area of the city you need to be.
  • Rental Car: Alamo, Avis, Budget, Enterprise, Hertz, and National all have desks on level 1 of the Parkade. If you're renting a car through Discount or Routes car rentals, there are free shuttles available to take you from the airport to your car. Book ahead with Skyscanner's car rental services to have the perfect car waiting for you when you arrive!

Practical Information

Plan on arriving at least 2 hours before your international departure to give yourself enough time to check in, move through security, and find your gate at the airport. After landing in Ottawa, make sure your declaration card is filled out correctly and that you're standing in the "Canadian Citizens/Residents" line at Canadian Customs to avoid any delays.

What to Expect in Ottawa

Ottawa is Canada's capital city, featuring amazing Victorian-era architecture and a number of world-renowned museums, like Canada's National Gallery and the Canadian War History Museum. Arts and culture reign supreme over this dynamic, multicultural city. Check out one of the great events that happen on Parliament Hill every summer, or skate along the historic Rideau Canal in the winter - you won't regret it! To help you get the most out of your trip, we've put together a great guide to the top things to do in Ottawa, no matter what time of year you're visiting.


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Prices shown on this page are estimated lowest prices only. Found in the last 45 days.