Planning a flight from London Heathrow to Ottawa?

Flight prices from London to Ottawa change depending on demand and time of booking.

Choose a date to explore the best fares now.

Many users find better fares by booking several weeks in advance. In fact, for many routes, booking early is one of the best ways to save.

Which airports near London or Ottawa offer flights?

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

• Airports in London: 6 airports are active - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.
• 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.

Flight filters for the route London Heathrow – Ottawa

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 Canada are often searched alongside: Calgary, Halifax, Montreal, Toronto, Vancouver.

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.