Flights tailored to your budget
- Flights from Ottawa to London
Cheap Ottawa - London Heathrow flight offers
Find cheap flight tickets and last-minute flight deals from Ottawa to London Heathrow
Info about flights from Ottawa to London Heathrow
Some useful info about flights from Ottawa to London Heathrow to help you plan your next trip
Top airlines on the route Ottawa - London Heathrow
Airlines providing flights to London Heathrow from Ottawa
How much is a ticket from Ottawa to London Heathrow?
Flight prices from Ottawa to London change depending on demand and time of booking.
Select your dates to check current offers.
Flying at off-peak hours — such as early morning or late evening — can help you save. Also, the best deals tend to appear in the weeks leading up to departure.
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: London features 6 airports - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.
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.
Adjust your flight filters for Ottawa – London Heathrow
Jetcost gives you tools to search smarter. Pick your ideal price range, airline, departure time, and flight type — then compare offers from the best travel agencies and carriers.
Other popular destinations
Planning a trip to United Kingdom? These cities are popular too: Edinburgh, Glasgow, London, Manchester, Newquay.
Sorting options let you see the most affordable flights first. Some results may include extra fees shown only at checkout — always read carefully to see what’s included.
Frequently asked questions about flights from Ottawa to London Heathrow.
How much does an airline ticket from Ottawa to London Heathrow cost?
How far is Ottawa from London?
What are the airports in London?
What are the airports in Ottawa?
What are the most popular cities in United Kingdom?
When should I book a flight from Ottawa to London?
What is the cheapest month to fly from Ottawa to London?
What is the most expensive month to fly from Ottawa to London?
What is the best day of the week to fly from Ottawa to London?
- Flights Montreal Trudeau - London Heathrow
- Flights Toronto Pearson - London Heathrow
- Flights Quebec - London Heathrow
- Flights Calgary - London Heathrow
- Flights Toronto Island - London Heathrow
- Flights Ottawa - London Heathrow
- Flights Halifax - London Heathrow
- Flights Saint John's - London Heathrow
- Flights Moncton - London Heathrow
- Flights Montreal - London Heathrow
- Flights Regina - London Heathrow
- Flights Vancouver - London Heathrow
- Flights Toronto - London Heathrow
- Flights Kitchener - London Heathrow
- Flights Ottawa - Calgary
- Flights Ottawa - Cancun
- Flights Ottawa - Fort Lauderdale
- Flights Ottawa - Paris Charles de Gaulle
- Flights Ottawa - New York Newark
- Flights Ottawa - Madrid
- Flights Ottawa - Moncton
- Flights Ottawa - Florianópolis
- Flights Ottawa - Los Angeles
- Flights Ottawa - Managua
- Flights Ottawa - Tunis
- Flights Ottawa - Bogotá
- Flights Ottawa - Halifax
- Flights Ottawa - New York LaGuardia
- Flights Ottawa - Bucharest Otopeni
- Flights Tunis - London Heathrow
- Flights Casablanca - London Heathrow
- Flights Rabat - London Heathrow
- Flights Algiers - London Heathrow
- Flights Paris Orly - London Heathrow
- Flights Paris Charles de Gaulle - London Heathrow
- Flights New York Newark - London Heathrow
- Flights Mauritius - London Heathrow
- Flights New York JFK - London Heathrow
- Flights Nantes - London Heathrow
- Flights Timisoara - London Heathrow
- Flights N'Djamena - London Heathrow
- Flights New York LaGuardia - London Heathrow
- Flights Lamezia Terme - London Heathrow
- Flights Auckland - London Heathrow
- Flights to London
- Flights to Manchester
- Flights to Edinburgh
- Flights to Glasgow
- Flights to Birmingham
- Flights to Aberdeen
- Flights to Belfast
- Flights to Newcastle
- Flights to Bristol
- Flights to Southampton
- Flights to Leeds
- Flights to Jersey
- Flights to Liverpool
- Flights to Guernsey
- Flights to Isle of Man
