What’s the cost of a flight from Washington Dulles to Ottawa?

Prices vary based on date, airline, and availability. Compare several options if you're flying between Washington and Ottawa.

Choose a date to explore the best fares now.

If possible, avoid holiday periods: ticket prices tend to rise quickly and availability drops, especially on busy routes. Morning and evening flights are often in high demand too — book early to get a good fare.

Which airports near Washington or Ottawa offer flights?

In many cases, using a nearby airport can improve your chances of finding direct flights or better rates.

• Airports in Washington: 3 airports are active - Dulles international, Ronald Reagan, Washington International.
• Airports in Ottawa: Ottawa - McDonald Cartier is the only airport in use at the moment.

Secondary airports can offer faster travel thanks to shorter lines and quicker boarding times than major ones.

Adjust your flight filters for Washington Dulles – Ottawa

Jetcost gives you tools to search smarter. Pick your ideal price range, airline, departure time, and flight type — then compare offers from the best travel agencies and carriers.

Other popular destinations

Planning a trip to Canada? These cities are popular too: Calgary, Montreal, Quebec, Toronto, Vancouver.

Sorting options let you see the most affordable flights first. Some results may include extra fees shown only at checkout — always read carefully to see what’s included.