How does KAYAK find such low prices on flights from England to Ontario?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from England to Ontario.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from England to Ontario?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from England is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from England to Ontario?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to England with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from England to Ontario?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from England up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$443 CHEAP FLIGHTS from England to Ontario

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Flight Deals

Cheap Flights from England to Ontario

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from England to Ontario

Wed, Nov 4 - Fri, Dec 4

9:00 am - 8:15 pmLHR London Heathrow-ONT Ontario

19h 15m2 stops Zurich San Francisco

1:33 pm - 11:15 amONT Ontario-LHR London Heathrow

13h 42m1 stop San Francisco

$556United Airlines

Wed, Nov 18 - Thu, Nov 19

9:00 am - 8:15 pmLHR London Heathrow-ONT Ontario

19h 15m2 stops Zurich San Francisco

6:00 am - 11:05 amONT Ontario-LHR London Heathrow

21h 05m2 stops Houston George Bush Intcntl Newark

$557United Airlines

Wed, Nov 18 - Thu, Nov 19

9:00 am - 8:15 pmLHR London Heathrow-ONT Ontario

19h 15m2 stops Zurich San Francisco

1:29 pm - 9:20 pmONT Ontario-LHR London Heathrow

23h 51m2 stops Denver Intl Newark

$558United Airlines

Sat, Oct 24 - Sat, Oct 31

10:50 am - 10:51 pmLHR London Heathrow-ONT Ontario

20h 01m2 stops Munich Franz Josef Strauss San Francisco

6:00 am - 7:55 amONT Ontario-LHR London Heathrow

18h 55m2 stops San Francisco Chicago O'Hare Intl

$561United Airlines

Fri, Dec 11 - Thu, Dec 31

7:30 am - 8:20 pmLHR London Heathrow-ONT Ontario

20h 50m2 stops Frankfurt am Main Denver Intl

5:00 am - 8:25 amONT Ontario-LHR London Heathrow

19h 25m2 stops Denver Intl Newark

$562United Airlines

Thu, Sep 24 - Tue, Sep 29

7:30 am - 8:31 pmLHR London Heathrow-ONT Ontario

21h 01m2 stops Frankfurt am Main San Francisco

1:22 pm - 12:25 pmONT Ontario-LHR London Heathrow

15h 03m1 stop Denver Intl

$563United Airlines

Fri, Nov 20 - Sat, Dec 5

9:30 am - 8:15 pmLHR London Heathrow-ONT Ontario

18h 45m2 stops Frankfurt am Main San Francisco

6:45 am - 9:10 amONT Ontario-LHR London Heathrow

18h 25m2 stops Chicago O'Hare Intl Newark

$571United Airlines

Wed, Nov 18 - Thu, Nov 19

9:00 am - 8:15 pmLHR London Heathrow-ONT Ontario

19h 15m2 stops Zurich San Francisco

6:00 am - 7:40 amONT Ontario-LHR London Heathrow

17h 40m1 stop Houston George Bush Intcntl

$573United Airlines

Fri, Sep 4 - Mon, Sep 7

8:40 am - 10:59 pmLHR London Heathrow-ONT Ontario

22h 19m2 stops Zurich San Francisco

5:00 am - 6:45 amONT Ontario-LHR London Heathrow

17h 45m2 stops Denver Intl Chicago O'Hare Intl

$575United Airlines

Wed, Sep 2 - Wed, Sep 9

8:40 am - 8:01 pmLHR London Heathrow-ONT Ontario

19h 21m2 stops Zurich San Francisco

7:00 am - 6:55 amONT Ontario-LHR London Heathrow

15h 55m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

$578United Airlines

Recent last minute flight deals from England to Ontario

Thu, Aug 13 - Sun, Aug 16

2:50 pm - 8:53 pmLHR London Heathrow-ONT Ontario

14h 03m1 stop Denver Intl

1:18 pm - 12:35 pmONT Ontario-LHR London Heathrow

15h 17m1 stop Denver Intl

$687Lufthansa

Fri, Aug 14 - Fri, Aug 21

1:00 pm - 8:01 pmLHR London Heathrow-ONT Ontario

15h 01m1 stop San Francisco

9:01 am - 7:25 amONT Ontario-LHR London Heathrow

14h 24m1 stop San Francisco

$688United Airlines

Fri, Aug 14 - Tue, Aug 18

11:25 am - 8:53 pmLHR London Heathrow-ONT Ontario

17h 28m1 stop Denver Intl