Find Deals on Flights from United Kingdom to Ontario

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from United Kingdom to Ontario

(Round-trip)
Depart: Tue May 16 2017 Return: Tue May 30 2017 Trip spans 15 days
British Airways
British Airways
MAN
ONT
29h 45m
2 stops
ONT
MAN
29h 15m
2 stops
Depart: Fri May 12 2017 Return: Tue May 16 2017 Trip spans 5 days
Virgin Atlantic
Virgin Atlantic
LHR
ONT
16h 33m
1 stop
ONT
LHR
12h 34m
1 stop
Depart: Thu Sep 14 2017 Return: Tue Sep 19 2017 Trip spans 6 days
Delta
Delta
LHR
ONT
16h 19m
1 stop
ONT
LHR
17h 05m
2 stops
Depart: Wed May 3 2017 Return: Mon May 8 2017 Trip spans 6 days
KLM
KLM
MAN
ONT
17h 18m
2 stops
ONT
MAN
15h 54m
2 stops
Depart: Tue Sep 5 2017 Return: Tue Sep 26 2017 Trip spans 22 days
British Airways
British Airways
MAN
ONT
29h 50m
2 stops
ONT
MAN
18h 40m
2 stops
Depart: Tue Aug 29 2017 Return: Fri Sep 29 2017 Trip spans 32 days
Virgin Atlantic
Virgin Atlantic
LHR
ONT
16h 19m
1 stop
ONT
LHR
12h 17m
1 stop
Depart: Sat Sep 16 2017 Return: Fri Oct 6 2017 Trip spans 21 days
Virgin Atlantic
Virgin Atlantic
LHR
ONT
14h 37m
1 stop
ONT
LHR
19h 00m
1 stop
Depart: Thu Apr 20 2017 Return: Thu Apr 27 2017 Trip spans 8 days
Virgin Atlantic
Virgin Atlantic
LHR
ONT
16h 24m
1 stop
ONT
LHR
12h 33m
1 stop
Depart: Sat Jul 1 2017 Return: Thu Jul 13 2017 Trip spans 13 days
British Airways
British Airways
MAN
ONT
33h 27m
2 stops
ONT
MAN
25h 05m
2 stops
Depart: Wed Jun 7 2017 Return: Mon Jun 26 2017 Trip spans 20 days
KLM
KLM
LHR
ONT
17h 47m
2 stops
ONT
LHR
23h 15m
2 stops
Depart: Mon May 1 2017 Return: Mon May 8 2017 Trip spans 8 days
Virgin Atlantic
Virgin Atlantic
LHR
ONT
16h 33m
1 stop
ONT
LHR
12h 34m
1 stop
Depart: Wed Aug 9 2017 Return: Sat Aug 26 2017 Trip spans 18 days
British Airways
British Airways
MAN
ONT
21h 28m
2 stops
ONT
MAN
20h 23m
2 stops
Depart: Sat Jun 10 2017 Return: Sat Jun 24 2017 Trip spans 15 days
British Airways
British Airways
LHR
ONT
19h 11m
1 stop
ONT
LHR
14h 59m
1 stop
Depart: Fri Jul 28 2017 Return: Wed Sep 6 2017 Trip spans 41 days
British Airways
British Airways
LGW
ONT
34h 18m
2 stops
ONT
LGW
25h 28m
2 stops
Depart: Mon Aug 7 2017 Return: Thu Aug 24 2017 Trip spans 18 days
British Airways
British Airways
LGW
ONT
34h 18m
2 stops
ONT
LGW
34h 56m
2 stops
Depart: Fri Aug 4 2017 Return: Thu Aug 24 2017 Trip spans 21 days
British Airways
British Airways
LGW
ONT
45h 07m
2 stops
ONT
LGW
45h 40m
2 stops
Depart: Thu Aug 10 2017 Return: Thu Aug 24 2017 Trip spans 15 days
$1613
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KLM
KLM
LHR
ONT
23h 48m
2 stops
ONT
LHR
21h 10m
2 stops
Depart: Sat Apr 29 2017 Return: Sat May 13 2017 Trip spans 15 days
British Airways
British Airways
MAN
ONT
19h 20m
2 stops
ONT
MAN
18h 25m
2 stops
Depart: Sat Jun 10 2017 Return: Sat Jun 24 2017 Trip spans 15 days
British Airways
British Airways
MAN
ONT
19h 06m
2 stops
ONT
MAN
18h 39m
2 stops
Depart: Mon Aug 7 2017 Return: Wed Sep 6 2017 Trip spans 31 days
British Airways
British Airways
LGW
ONT
34h 18m
2 stops
ONT
LGW
49h 11m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

London
only $763
only $924
Manchester
$736
Destination

Ontario
$736