Cheap flights from London to Ottawa

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Flight prices from London to Ottawa

There’s no fixed price — fares between London and Ottawa can vary a lot by day or time.

Choose a date to explore the best fares now.

The lowest fares are often found with some flexibility in travel dates. If your plans are flexible, you’ll have a better chance of finding cheap flights.

Which airports serve London and Ottawa?

When planning a trip of about 505 km, it's a good idea to check flights from surrounding airports too.

  • Airports in London: London is the only operational airport in the area.
  • Airports in Ottawa: The only active airport in Ottawa is Ottawa - McDonald Cartier.

The closest airport isn’t always the cheapest — it’s worth checking the alternatives too. In some cities, smaller airports offer lower fares than the main ones.

Flights from London to Ottawa - McDonald Cartier

Compare flights from London to Ottawa with advanced filters

Find your ideal flight using Jetcost. Select whether you want nonstop or connecting flights, round-trip or one-way, and filter by airline, price, or booking site.

Other popular destinations

Looking for alternatives in Canada? Travelers also liked: Calgary, Montreal, Quebec, Toronto, Vancouver.

If you have a preferred time to leave or arrive, filters can help you show only the matching flights. You can also filter by your favorite airline and see only those deals.
Frequently Asked Questions

Frequently asked questions about flights from London to Ottawa.

How much does an airline ticket from London to Ottawa cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from London to Ottawa.

How far is London from Ottawa?

London is about 505 km from Ottawa.

What are the airports in Ottawa?

Ottawa has one airport: Ottawa - McDonald Cartier.

What are the airports in London?

London has one airport: London.

What are the most popular cities in Canada?

The most popular cities in Canada according to our users' searches are: Calgary, Montreal, Quebec, Toronto, Vancouver.

When should I book a flight from London to Ottawa?

This information is not available at the moment.

What is the cheapest month to fly from London to Ottawa?

This information is not available at the moment.

What is the most expensive month to fly from London to Ottawa?

This information is not available at the moment.

What is the best day of the week to fly from London to Ottawa?

This information is not available at the moment.