Cheap flights from Ontario to London

Flights tailored to your budget

Selected dates may not give results due to COVID-19. We suggest you change the dates.
Multi-city Round trip One way
Round trip
One way
Multi-city
From
No results match your search criteria
To
No results match your search criteria
{{ weekDay }}
Dates
{{ panel.label }}
Looking for a one-way flight?

Flexible dates can save you money

Explore nearby dates to find lower fares

{{ fromDate | dateToLongNamedDate }}
?
Flexible dates
Depart {{ flexibleFromDateLabel }}
{{ option.label }}
?
Return {{ flexibleToDateLabel }}
{{ option.label }}
Passengers / Class
Number of passengers
Adult
{{ adults }}
Children
{{ children }}
Infants
{{ infants }}
Class
Economy
Available for Economy only
New Multi-city experience

Discover a new Multi-city search experience from Jetcost, designed to handle more complex itineraries. By continuing, you’ll be taken to a dedicated page powered by Kiwi.com.
How do we get the info you see here? Please note that we offer an online comparison service and that all information and prices regarding services and/or products available on our website are provided by our third-party partners. We do our best to show you up-to-date information, but please note that we are not responsible for the completeness or accuracy of the information published, so please check all conditions carefully on the website of the partner before making a booking. Please check our Terms and Conditions for more details. Read more

How much is a flight from Ontario to London?

Depending on when you travel and how far in advance you book, fares between Ontario and London can differ a lot.

Select your dates to check current offers.

Low-cost airlines offer competitive fares, but often add charges for extra services. Keep that in mind when planning your trip. Also, midweek departures may offer better deals than weekends.

Flights between Ontario and London: which airports can you choose?

The distance between Ontario and London is about 3295 km. Checking alternative airports can help lower the total cost of your trip.

  • Airports in Ontario: The only active airport in Ontario is Ontario.
  • Airports in London: Currently, the only available airport in London is London.

Choosing airports with fast connections to the city center can cut down total travel time. You can compare all flights from Ontario airports to find the best option.

Customize your flight from Ontario 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 the best airlines and travel agencies.

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.
Frequently Asked Questions

Frequently asked questions about flights from Ontario to London.

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

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

How far is Ontario from London?

Ontario is about 3295 km from London.

What are the airports in London?

London has one airport: London.

What are the airports in Ontario?

Ontario has one airport: Ontario.

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 Ontario to London?

This information is not available at the moment.

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

This information is not available at the moment.

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

This information is not available at the moment.

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

This information is not available at the moment.