What’s the cost of a flight from Ottawa to London Heathrow?

Prices vary based on date, airline, and availability. Compare several options if you're flying between Ottawa and London.

The lowest fare seen in the past 15 days was £436.

If possible, avoid holiday periods: ticket prices tend to rise quickly and availability drops, especially on busy routes. Morning and evening flights are often in high demand too — book early to get a good fare.

Are there alternative airports near Ottawa and London?

The two cities are about 3323 mi apart. Looking beyond the main airport might reveal better options.

• Airports in Ottawa: Ottawa - McDonald Cartier is the only airport in operation.
• Airports in London: London is served by 6 airports - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.

Many smaller airports are connected by direct buses or shuttles, often at low cost. If London has more than one airport, you can pick the most convenient for your destination.

Flight filters for the route Ottawa – London Heathrow

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 Kingdom are often searched alongside: Birmingham, Edinburgh, London, Manchester, Newquay.

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.