$1 271 - $2 704
Most travellers find the cheapest return airfare to Ottawa when booking during the month of October.
In general, most flyers find the cheapest time to book a flight to Ottawa is about 34 days prior.
In general, booking your departure to Ottawa for a Tuesday represents the best deal on airfare. Try to avoid a Wednesday departure to stay away from the highest prices.
In general, when looking for the cheapest flight to Ottawa, our data indicates that afternoon flights are the most cost-effective. midday flights tend to be the most expensive.