Flights tailored to your budget
- Flights from London to Ontario
How much is a ticket from London to Ontario?
Depending on when you travel and how far in advance you book, fares between London and Ontario can differ a lot.
Choose a date to explore the best fares now.
If you’re flexible with timing, consider overnight flights — they often cost less and are less crowded. Exploring multiple date and time combinations can help you find the cheapest solution.
Planning flights between London and Ontario? 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 Ontario: Only Ontario 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 to Ontario 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 United States? These cities are trending: Las Vegas, Los Angeles, Miami, New York City, Orlando.
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 to Ontario.
How much does an airline ticket from London to Ontario cost?
How far is London from Ontario?
What are the airports in Ontario?
What are the airports in London?
What are the most popular cities in United States?
When should I book a flight from London to Ontario?
What is the cheapest month to fly from London to Ontario?
What is the most expensive month to fly from London to Ontario?
What is the best day of the week to fly from London to Ontario?
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