Looking for the price of a flight from Ottawa to Washington Dulles?

There’s no fixed price — fares between Ottawa and Washington can vary a lot by day or time.

Select your dates to check current offers.

It’s often useful to check whether nearby airports offer better fares. Flying during less crowded periods also increases your chances of finding good deals.

Is there more than one airport in Ottawa or Washington?

Even short-haul routes can benefit from considering secondary airports. It may open up more flight times or cheaper fares.

• Airports in Ottawa: Only Ottawa - McDonald Cartier is currently operational.
• Airports in Washington: Washington has 3 airports - Dulles international, Ronald Reagan, Washington International.

Airports with more daily flights offer more flexibility if plans change or delays occur. If you’re flexible, consider airports near Washington as well.

Flight filters for the route Ottawa – Washington Dulles

Customize your search on Jetcost to focus only on flights that suit your needs. Whether you want a direct connection, specific airline, or shorter layover, filters help you find it faster.

Other popular destinations

Flights to United States are often searched alongside: Las Vegas, Los Angeles, Miami, New York City, Orlando.

The cheapest flights might leave at odd hours or arrive at less central airports — keep that in mind. If you travel often, you can always select your trusted airlines from the available options.