$169 Find Cheap Flights from Denver to Ottawa - Compare and Save

In the last 5 days, the lowest price for a flight from Denver to Ottawa was $169 for a one-way ticket and $413 for a round-trip.

Yes

On your way to Ottawa, you’ll fly out from Denver Intl. You’ll be landing at Ottawa.

We unfortunately don’t have that data for this specific route.

Star Alliance is the only airline alliance operating flights between Denver and Ottawa.

The two airlines most popular with KAYAK users for flights from Denver to Ottawa are United Airlines and Air Canada. With an average price for the route of $816 and an overall rating of 7.4, United Airlines is the most popular choice. Air Canada is also a great choice for the route, with an average price of $754 and an overall rating of 7.1.

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Denver to Ottawa.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ottawa from Denver is likely to change within 7 days, so travelers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ottawa with an airline and back to Denver with another airline. Booking your flights between Denver and YOW can sometimes prove cheaper using this method.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ottawa from Denver up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.