Search Flights
Search: Return Flights One-Way Flights Multi city Search
Leaving from: Leaving date: Direct flights only
Going to: Return date:
My dates are flexible +/- 3 days
   
Airline
Select Cabin/Class
Adults
(12+ yrs)		 Children
(2-11 yrs)		 Infants:
(0-2 yrs)
 
 
CHEAP FLIGHTS TO ONTARIO
From To Airline Travel Dates Priced from  
London Airports Ontario 11 Jun 2026 07 Sep 2026 £562
London Airports Ontario 29 May 2026 31 May 2026 £569
London Airports Ontario 11 Jun 2026 07 Sep 2026 £578
London Airports Ontario 15 Jul 2026 17 Jul 2026 £584
London Heathrow Ontario 27 Jun 2026 06 Jul 2026 £588
London Airports Ontario 01 Jun 2026 12 Jun 2026 £597
London Heathrow Ontario 27 Jun 2026 06 Jul 2026 £703
London Heathrow Ontario 27 Jun 2026 06 Jul 2026 £729
London Airports Ontario 01 Jun 2026 12 Jun 2026 £741
London Airports Ontario 10 Jul 2026 19 Jul 2026 £752
London Heathrow Ontario 27 Jun 2026 06 Jul 2026 £757
London Airports Ontario 10 Jul 2026 19 Jul 2026 £769
London Airports Ontario 25 Jun 2026 05 Jul 2026 £790
London Heathrow Ontario 27 Jun 2026 06 Jul 2026 £803
London Airports Ontario 01 Jun 2026 12 Jun 2026 £924
London Airports Ontario 01 Jun 2026 12 Jun 2026 £940
London Airports Ontario 01 Jun 2026 12 Jun 2026 £942
London Heathrow Ontario 27 Jun 2026 06 Jul 2026 £1007
London Airports Ontario 01 Jun 2026 12 Jun 2026 £1140
London Heathrow Ontario 27 Jun 2026 06 Jul 2026 £1306
London Airports Ontario 14 Jun 2026 18 Jun 2026 £1435
London Airports Ontario 14 Jun 2026 18 Jun 2026 £1477
London Airports Ontario 01 Jun 2026 12 Jun 2026 £1710
Flight offers shown above are per person including all taxes; subject to availability and credit card charges. Offers are based on the searches which has been made on our site in the last seven days. Remember to select 'my dates are flexible' in the search engine to find the best deal.
Flights to Ontario, United States
Looking for cheap flights to Ontario, United States? Then you are at right place. Travelsor offers cheapest flights to Ontario, United States. We have plenty of flight options for Ontario, United States. Book with confidence when you book flights to Ontario, United States with Travelsor as all the flights you book with Travelsor are ATOL protected.
Ontario, United States is a beautiful city. Thousands of tourists from across the globe visit Ontario, United States and thousands of tourists look for Ontario flights to visit this city. Every year there is a rush for airline tickets to visit the city and enjoy this awesome climate. Travelsor offers cheap flights to Ontario and you can book online your favourite flight deal securely. Apart from beautiful landmarks there are many places in Ontario that travelers prefer to visit in a vacation trip to Ontario. If you are looking for airline tickets to Ontario and want to enjoy the beautiful places in Ontario, you just have to book online Ontario flights by using our online search engine.