Find Deals on Flights from London to Ontario (LON - ONT)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youth
12-17
Child
2-11
Seat Infant
under 2
Lap Infant
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 to Ontario

(Round-trip)
Depart: Sun Jan 31 2016 Return: Sat Feb 13 2016 Trip spans 14 days
British Airways
British Airways
LHR
2:20p
ONT
10:50p
32h 30m
2 stops
ONT
5:42a
LHR
6:25p
12h 43m
1 stop
Depart: Fri Feb 5 2016 Return: Sun Feb 14 2016 Trip spans 10 days
British Airways
British Airways
LHR
1:50p
ONT
10:50p
33h 00m
2 stops
ONT
9:15a
LHR
12:05a
14h 50m
1 stop
Depart: Fri Nov 13 2015 Return: Tue Nov 24 2015 Trip spans 12 days
British Airways
British Airways
LHR
7:05a
ONT
11:06p
16h 01m
1 stop
ONT
2:40a
LHR
6:25p
15h 45m
1 stop
Depart: Fri Nov 6 2015 Return: Fri Nov 20 2015 Trip spans 15 days
British Airways
British Airways
LHR
5:15a
ONT
9:15p
16h 00m
1 stop
ONT
2:00a
LHR
6:25p
16h 25m
1 stop
Depart: Wed Nov 11 2015 Return: Wed Nov 18 2015 Trip spans 8 days
British Airways
British Airways
LHR
2:20p
ONT
1:17p
46h 57m
2 stops
ONT
3:45a
LHR
6:25p
14h 40m
1 stop
Depart: Sat Nov 21 2015 Return: Tue Dec 8 2015 Trip spans 18 days
British Airways
British Airways
LHR
2:20p
ONT
11:06p
32h 46m
2 stops
ONT
5:42a
LHR
6:25p
12h 43m
1 stop
Depart: Sat Feb 6 2016 Return: Wed Feb 24 2016 Trip spans 19 days
British Airways
British Airways
LHR
2:20p
ONT
10:50p
32h 30m
2 stops
ONT
5:42a
LHR
6:25p
12h 43m
1 stop
Depart: Thu Oct 22 2015 Return: Thu Oct 29 2015 Trip spans 8 days
Delta
Delta
LHR
7:35a
ONT
2:34a
18h 59m
2 stops
ONT
2:15a
LHR
8:30p
18h 15m
2 stops
Depart: Tue Oct 27 2015 Return: Tue Nov 3 2015 Trip spans 8 days
Delta
Delta
LHR
8:50a
ONT
1:34a
16h 44m
2 stops
ONT
1:15a
LHR
5:50p
16h 35m
2 stops
Depart: Thu Oct 29 2015 Return: Tue Nov 17 2015 Trip spans 20 days
Delta
Delta
LHR
5:40a
ONT
12:06a
18h 26m
2 stops
ONT
1:15a
LHR
5:35p
16h 20m
2 stops
Depart: Thu Dec 10 2015 Return: Wed Jan 6 2016 Trip spans 28 days
Delta
Delta
LHR
6:30a
ONT
1:26a
18h 56m
2 stops
ONT
1:05a
LHR
6:30p
17h 25m
2 stops
Depart: Mon Jan 11 2016 Return: Tue Jan 19 2016 Trip spans 9 days
Delta
Delta
LHR
7:55a
ONT
1:26a
17h 31m
2 stops
ONT
1:05a
LHR
5:55p
16h 50m
2 stops
Depart: Tue Jan 12 2016 Return: Tue Jan 19 2016 Trip spans 8 days
Delta
Delta
LHR
7:55a
ONT
1:26a
17h 31m
2 stops
ONT
1:05a
LHR
5:55p
16h 50m
2 stops
Depart: Sat Jan 9 2016 Return: Thu Jan 14 2016 Trip spans 6 days
British Airways
British Airways
LHR
9:25a
ONT
12:57p
27h 32m
1 stop
ONT
9:15a
LHR
12:05a
14h 50m
1 stop
Depart: Sat Jan 16 2016 Return: Tue Jan 19 2016 Trip spans 4 days
British Airways
British Airways
LHR
7:05a
ONT
10:50p
15h 45m
1 stop
ONT
5:42a
LHR
8:35p
14h 53m
1 stop
Depart: Tue Nov 3 2015 Return: Tue Nov 17 2015 Trip spans 15 days
KLM
KLM
LHR
1:30a
ONT
8:09p
18h 39m
2 stops
ONT
1:00a
LHR
2:30a
25h 30m
2 stops
Depart: Tue Oct 20 2015 Return: Sun Nov 8 2015 Trip spans 20 days
Delta
Delta
LGW
7:20a
ONT
2:34a
19h 14m
2 stops
ONT
5:10a
LGW
9:35p
16h 25m
2 stops
Depart: Thu Dec 31 2015 Return: Tue Jan 5 2016 Trip spans 6 days
American Airlines
American Airlines
LHR
5:15a
ONT
10:50p
17h 35m
1 stop
ONT
9:15a
LHR
12:05a
14h 50m
1 stop
Depart: Tue Dec 22 2015 Return: Sun Jan 3 2016 Trip spans 13 days
Aeromexico
Aeromexico
LHR
5:30p
ONT
2:45a
33h 15m
1 stop
ONT
7:41p
LHR
3:05a
31h 24m
2 stops
Depart: Thu Dec 24 2015 Return: Fri Feb 12 2016 Trip spans 51 days
$1210
Select
Air France
Air France
LHR
12:50p
ONT
8:40p
31h 50m
2 stops
ONT
5:20a
LHR
6:15a
24h 55m
2 stops
Airports
Origin

London
only $696
only $738
Destination

Ontario
$696