Flights from London to Ontario

Travellers and cabin class

Flight deals from London to Ontario

Looking for cheap tickets from London to Ontario, or a last-minute trip? Find the lowest prices on one-way and return tickets right here.

Flying from London to Ontario

Arm yourself with these facts on the fly.
Cheapest flight foundSAR 1,396, Toronto
Cheapest month to flyMarch
Average flight time8 hrs, 1 min
Cheapest airport to fly fromLondon Stansted
Most popular airlineUnited

Frequently asked questions

We looked at all of the upcoming return flights from London to Ontario we could find over the next 12 months. It looks like SAR 1,396 is the best price. This is good, compared to the average Ontario ticket price of SAR 2,456.
The cheapest month to fly from London to London Airport is usually April. The cheapest month to fly from London to Windsor Airport is usually May. The cheapest month to fly from London to Hamilton Airport is usually March. And the cheapest month to fly from London to Sudbury Airport is usually March.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from London to Ontario on Wednesday, 26 March 2025.
London Gatwick Airport and London Heathrow Airport all offer direct flights to Ontario.
If you're flying from London, the cheapest city in Ontario to fly into is Toronto. The cheapest airport serving Toronto at the moment is Hamilton.
The average flight time between London and Ontario is 8 hours.