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

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

Choose a date to explore the best fares now.

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.

Planning flights between Ottawa and London? Don’t forget the airport options

Especially when flying to medium or large cities, it's worth checking all possible airport combinations before booking.

• Airports in Ottawa: Ottawa - McDonald Cartier is the only airport in this city.
• Airports in London: Only London is currently available.

Check for differences in transport costs to and from each airport — they affect your total spend. Choosing the right airport can make a real difference in price and timing.

Customize your flight from Ottawa to London

Jetcost allows you to filter by travel dates, duration, layovers, carriers, and booking providers. You’ll find direct and connecting flights, one-way or round-trip, from Ryanair, Easyjet, British Airways, Expedia, eDreams, and more.

Other popular destinations

Thinking about Canada? You might also consider: Calgary, Montreal, Quebec, Toronto, Vancouver.

You can sort results by price, duration, or departure time to find the best option for you. When available, results always include both low-cost and traditional airlines.