Flights tailored to your budget
- Flights from London to Ottawa
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.
Planning flights between London and Ottawa? 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 London: 6 airports are listed in London - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.
- Airports in Ottawa: Only Ottawa - McDonald Cartier 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.
Plan your journey from London Heathrow to Ottawa with ease
Use Jetcost to tailor your search — direct or connecting flights, round-trip or one-way, filtered by airline, price, travel time, or agency.
Other popular destinations
Exploring options in Canada? These cities are trending: Calgary, Montreal, Quebec, Toronto, Vancouver.
Flight availability can change quickly — refresh the results if you’ve been away from the page for a while.
Frequently asked questions about flights from London Heathrow to Ottawa.
How much does an airline ticket from London Heathrow to Ottawa cost?
How far is London from Ottawa?
What are the airports in Ottawa?
What are the airports in London?
What are the most popular cities in Canada?
When should I book a flight from London to Ottawa?
What is the cheapest month to fly from London to Ottawa?
What is the most expensive month to fly from London to Ottawa?
What is the best day of the week to fly from London to Ottawa?
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