Flight prices from Washington to Ottawa

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

Choose a date to explore the best fares now.

The lowest fares are often found with some flexibility in travel dates. If your plans are flexible, you’ll have a better chance of finding cheap flights.

Which airports serve Washington and Ottawa?

When planning a trip of about 732 km, it's a good idea to check flights from surrounding airports too.

• Airports in Washington: Washington is connected to 3 airports - Dulles international, Ronald Reagan, Washington International.
• Airports in Ottawa: The only active airport in Ottawa is Ottawa - McDonald Cartier.

The closest airport isn’t always the cheapest — it’s worth checking the alternatives too. In some cities, smaller airports offer lower fares than the main ones.

Smart ways to search flights from Washington to Ottawa

Use Jetcost to view tailored results based on what you care about — time, duration, number of stops, or even your preferred booking agency. Results include the best airlines and travel agencies.

Other popular destinations

Flying to Canada? Other travelers also searched: Calgary, Montreal, Quebec, Toronto, Vancouver.

Prefer non-stop flights? Just activate the filter to skip unnecessary layovers. If your dates are flexible, you can also explore different departure and return combinations to find the best fit.