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

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 Ontario to London

(Round-trip)
Depart: Thu Nov 5 2015 Return: Fri Nov 13 2015 Trip spans 9 days
American Airlines
American Airlines
ONT
1:20a
LHR
6:05p
16h 45m
2 stops
LHR
9:30a
ONT
12:15a
14h 45m
1 stop
Depart: Fri Nov 6 2015 Return: Fri Nov 13 2015 Trip spans 8 days
American Airlines
American Airlines
ONT
1:20a
LHR
6:05p
16h 45m
2 stops
LHR
9:30a
ONT
12:15a
14h 45m
1 stop
Depart: Sat Nov 7 2015 Return: Fri Nov 13 2015 Trip spans 7 days
American Airlines
American Airlines
ONT
1:20a
LHR
9:00p
19h 40m
2 stops
LHR
9:30a
ONT
12:15a
14h 45m
1 stop
Depart: Fri Nov 13 2015 Return: Mon Nov 23 2015 Trip spans 11 days
American Airlines
American Airlines
ONT
1:20a
LHR
6:05p
16h 45m
2 stops
LHR
9:30a
ONT
12:05a
14h 35m
1 stop
Depart: Sat Nov 14 2015 Return: Thu Nov 26 2015 Trip spans 13 days
American Airlines
American Airlines
ONT
1:20a
LHR
6:05p
16h 45m
2 stops
LHR
4:55a
ONT
10:50p
17h 55m
1 stop
Depart: Sun Nov 15 2015 Return: Thu Nov 26 2015 Trip spans 12 days
American Airlines
American Airlines
ONT
1:20a
LHR
6:05p
16h 45m
2 stops
LHR
4:55a
ONT
10:50p
17h 55m
1 stop
Depart: Mon Nov 16 2015 Return: Sat Dec 5 2015 Trip spans 20 days
American Airlines
American Airlines
ONT
1:20a
LHR
6:05p
16h 45m
2 stops
LHR
7:05a
ONT
10:50p
15h 45m
1 stop
Depart: Tue Nov 17 2015 Return: Mon Nov 23 2015 Trip spans 7 days
American Airlines
American Airlines
ONT
1:20a
LHR
6:05p
16h 45m
2 stops
LHR
9:30a
ONT
12:05a
14h 35m
1 stop
Depart: Wed Nov 18 2015 Return: Thu Dec 3 2015 Trip spans 16 days
American Airlines
American Airlines
ONT
1:20a
LHR
6:05p
16h 45m
2 stops
LHR
9:30a
ONT
12:05a
14h 35m
1 stop
Depart: Thu Nov 19 2015 Return: Sat Dec 5 2015 Trip spans 17 days
American Airlines
American Airlines
ONT
1:20a
LHR
6:05p
16h 45m
2 stops
LHR
7:05a
ONT
10:50p
15h 45m
1 stop
Depart: Sun Nov 22 2015 Return: Thu Dec 3 2015 Trip spans 12 days
American Airlines
American Airlines
ONT
1:20a
LHR
9:00p
19h 40m
2 stops
LHR
9:30a
ONT
12:05a
14h 35m
1 stop
Depart: Fri Sep 18 2015 Return: Sun Sep 27 2015 Trip spans 10 days
British Airways
British Airways
ONT
5:15a
LHR
6:55p
13h 40m
1 stop
LHR
5:30a
ONT
12:06a
18h 36m
1 stop
Depart: Sun Sep 6 2015 Return: Tue Sep 15 2015 Trip spans 10 days
American Airlines
American Airlines
ONT
5:13a
LHR
9:15p
16h 02m
1 stop
LHR
8:25a
ONT
12:06a
15h 41m
1 stop
Depart: Mon Sep 7 2015 Return: Wed Sep 16 2015 Trip spans 10 days
American Airlines
American Airlines
ONT
10:15a
LHR
1:15a
15h 00m
1 stop
LHR
5:30a
ONT
10:10p
16h 40m
1 stop
Depart: Tue Sep 8 2015 Return: Wed Sep 16 2015 Trip spans 9 days
American Airlines
American Airlines
ONT
6:55a
LHR
1:15a
18h 20m
1 stop
LHR
8:25a
ONT
12:06a
15h 41m
1 stop
Depart: Sat Sep 26 2015 Return: Mon Oct 26 2015 Trip spans 31 days
American Airlines
American Airlines
ONT
3:30a
LHR
11:25p
19h 55m
3 stops
LHR
4:55a
ONT
9:10p
16h 15m
1 stop
Depart: Sun Dec 13 2015 Return: Wed Dec 23 2015 Trip spans 11 days
Delta
Delta
ONT
5:20a
LHR
8:30p
15h 10m
2 stops
LHR
6:30a
ONT
1:31a
19h 01m
2 stops
Depart: Mon Jan 4 2016 Return: Wed Jan 13 2016 Trip spans 10 days
United
United
ONT
10:10a
LHR
1:05a
14h 55m
1 stop
LHR
8:35a
ONT
11:15p
14h 40m
1 stop
Depart: Tue Feb 23 2016 Return: Tue Mar 8 2016 Trip spans 15 days
Delta
Delta
ONT
1:15p
LGW
9:35p
56h 20m
2 stops
LGW
8:00a
ONT
12:34p
52h 34m
2 stops
Depart: Sun Jan 10 2016 Return: Fri Jan 22 2016 Trip spans 13 days
$1006
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Air France
Air France
ONT
5:20a
LHR
10:00p
16h 40m
2 stops
LHR
12:35p
ONT
11:41p
35h 06m
2 stops
Airports
Origin

Ontario
$711
Destination

London
only $711
only $985