Best airfares from Ontario to London
Jetradar compares airfares from Ontario to London with hundreds of airlines (including British Airways, Aer Lingus, Lufthansa) and dozens of online travel agencies in one single place. We provide you with all the options to find the cheapest flights to London, you choose where to book. Also there you can find airlines special offers from Ontario to London. The cheapest round-trip price found within the last week was €482. The cheapest oneway price found within the last week was €561.Cheapest Flights from Ontario, CA to London
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Airline One Way One Way / Round-Trip Round-Trip 
British Airways €633 €526 
Aer Lingus €937 €1,181 
Lufthansa €1,342 €487 
KLM €1,179 €1,488 
Air France €991 €523 -
Airline One Way One Way / Round-Trip Round-Trip 
Swiss International Air Lines €2,141 €1,371 
Scandinavian Airlines €2,864 Find 
Iberia €795 €666 
United Airlines €932 €487 
Emirates Find €2,717 -
Airline One Way One Way / Round-Trip Round-Trip 
Finnair €636 €526 
Air Canada €1,047 €580 
Brussels Airlines €1,065 €505 
Austrian Airlines €1,065 €487 
American Airlines €633 €517 -
Airline One Way One Way / Round-Trip Round-Trip 
Virgin Atlantic €991 €488 
Norwegian Air €227 €626 
Condor €739 €1,372 
Westjet Find €1,574 
Aeromexico €2,560 €1,886
Flights from Ontario to London
Travelling from Ontario to London advices and facts
- The distance between Ontario and London is 5440 miles (or 8755 kilometers).
- When you fly from Ontario to London, don't forget about the time difference. The time in London is 08:00 from the Ontario time. The current time in London is 12:59 and 04:59 in Ontario. Check this again shortly before your flight.
- The currency exchange rate between Ontario (ONT) and London (LON) is 1 USD = 0.8029 GBP.