Planning a flight from Washington to Ottawa?

Flight prices from Washington to Ottawa change depending on demand and time of booking.

Choose a date to explore the best fares now.

Many users find better fares by booking several weeks in advance. In fact, for many routes, booking early is one of the best ways to save.

Best airport options between Washington and Ottawa

If you're open to flying into or out of more than one airport, you’ll have more routes to compare.

• Airports in Washington: Washington is served by 3 airports - Dulles international, Ronald Reagan, Washington International.
• Airports in Ottawa: Ottawa - McDonald Cartier is the sole airport currently available.

Some airports offer extras like lounges, fast track, or self check-in — good to keep in mind. Comparing airports by services offered helps you balance cost and comfort.

Customize your flight from Washington to Ottawa

Jetcost allows you to filter by travel dates, duration, layovers, carriers, and booking providers. You’ll find direct and connecting flights, one-way or round-trip, from the best airlines and travel agencies.

Other popular destinations

Thinking about Canada? You might also consider: Calgary, Halifax, Montreal, Toronto, Vancouver.

You can sort results by price, duration, or departure time to find the best option for you. When available, results always include both low-cost and traditional airlines.