Find Cheap Flights from London Heathrow to Ontario (LHR - ONT)

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 London Heathrow to Ontario

(Round-trip)
Depart: Tue Jan 9 2018 Return: Thu Jan 18 2018 Trip spans 10 days
British Airways
British Airways
LHR
ONT
15h 30m
1 stop
ONT
LHR
14h 55m
1 stop
Depart: Mon Oct 30 2017 Return: Mon Dec 11 2017 Trip spans 43 days
Delta
Delta
LHR
ONT
18h 24m
2 stops
ONT
LHR
17h 00m
2 stops
Depart: Wed Sep 6 2017 Return: Wed Sep 27 2017 Trip spans 22 days
KLM
KLM
LHR
ONT
20h 54m
2 stops
ONT
LHR
21h 54m
2 stops
Depart: Tue Sep 5 2017 Return: Wed Sep 13 2017 Trip spans 9 days
Virgin Atlantic
Virgin Atlantic
LHR
ONT
15h 09m
1 stop
ONT
LHR
18h 59m
1 stop
Depart: Sat Sep 9 2017 Return: Sat Sep 16 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
LHR
ONT
15h 05m
1 stop
ONT
LHR
17h 50m
1 stop
Depart: Tue Jan 30 2018 Return: Mon Feb 12 2018 Trip spans 14 days
British Airways
British Airways
LHR
ONT
16h 58m
1 stop
ONT
LHR
14h 55m
1 stop
Depart: Mon Dec 25 2017 Return: Thu Jan 11 2018 Trip spans 18 days
British Airways
British Airways
LHR
ONT
17h 40m
1 stop
ONT
LHR
17h 21m
1 stop
Depart: Tue Oct 31 2017 Return: Tue Nov 14 2017 Trip spans 15 days
British Airways
British Airways
LHR
ONT
29h 37m
2 stops
ONT
LHR
14h 35m
1 stop
Depart: Thu Feb 1 2018 Return: Thu Feb 15 2018 Trip spans 15 days
British Airways
British Airways
LHR
ONT
20h 58m
1 stop
ONT
LHR
18h 28m
1 stop
Depart: Tue Aug 29 2017 Return: Tue Sep 26 2017 Trip spans 29 days
$1427
Select
Virgin Atlantic
Virgin Atlantic
LHR
ONT
16h 42m
1 stop
ONT
LHR
18h 59m
1 stop
Depart: Tue Aug 29 2017 Return: Thu Sep 14 2017 Trip spans 17 days
$1440
Select
British Airways
British Airways
LHR
ONT
21h 35m
2 stops
ONT
LHR
18h 15m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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.

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Airports
Origin

London
$673
Destination

Ontario
$673