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Find flight deals from United Kingdom to Ontario

Flexible dates? Here are the best fares found in the past 48 hours...

Book cheap flights to Ontario

(Round-trip)
Depart: Sat 7 Mar 2015 Return: Thu 19 Mar 2015 Trip spans 12 days
£418
Select
US Airways
US Airways
LHR
06:40
ONT
02:16
42h 36m
1 stop
ONT
02:30
LHR
22:25
19h 55m
1 stop
Depart: Wed 11 Mar 2015 Return: Wed 18 Mar 2015 Trip spans 8 days
£543
Select
Delta
Delta
LHR
05:25
ONT
01:34
20h 09m
2 stops
ONT
02:15
LHR
00:05
21h 50m
2 stops
Depart: Wed 18 Mar 2015 Return: Wed 25 Mar 2015 Trip spans 8 days
£543
Select
Air France
Air France
LHR
06:35
ONT
01:34
18h 59m
2 stops
ONT
06:05
LHR
01:25
19h 20m
2 stops
Depart: Tue 10 Mar 2015 Return: Mon 16 Mar 2015 Trip spans 7 days
£579
Select
United
United
LHR
07:35
ONT
02:59
19h 24m
2 stops
ONT
07:45
LHR
03:05
19h 20m
1 stop
Depart: Mon 1 Jun 2015 Return: Mon 15 Jun 2015 Trip spans 15 days
£648
Select
Multiple Airlines
Multiple Airlines
MAN
09:40
ONT
19:57
34h 17m
2 stops
ONT
02:05
MAN
01:30
23h 25m
2 stops
Depart: Mon 31 Aug 2015 Return: Wed 9 Sep 2015 Trip spans 10 days
£655
Select
US Airways
US Airways
MAN
07:00
ONT
01:05
18h 05m
2 stops
ONT
06:00
MAN
20:50
14h 50m
2 stops
Depart: Sat 29 Aug 2015 Return: Wed 9 Sep 2015 Trip spans 12 days
£673
Select
Air France
Air France
MAN
02:45
ONT
21:39
18h 54m
2 stops
ONT
02:30
MAN
01:30
23h 00m
2 stops
Depart: Sat 13 Jun 2015 Return: Thu 18 Jun 2015 Trip spans 6 days
£685
Select
Aeromexico
Aeromexico
LHR
10:45
ONT
03:22
40h 37m
2 stops
ONT
21:00
LHR
00:05
27h 05m
2 stops
Depart: Tue 7 Jul 2015 Return: Mon 20 Jul 2015 Trip spans 14 days
£825
Select
United
United
MAN
06:55
ONT
03:59
21h 04m
2 stops
ONT
02:00
MAN
18:55
16h 55m
2 stops
Depart: Wed 8 Jul 2015 Return: Wed 29 Jul 2015 Trip spans 22 days
£849
Select
American Airlines
American Airlines
MAN
07:00
ONT
01:05
18h 05m
2 stops
ONT
06:42
MAN
23:15
16h 33m
2 stops
Depart: Wed 12 Aug 2015 Return: Mon 24 Aug 2015 Trip spans 13 days
£851
Select
British Airways
British Airways
MAN
02:45
ONT
20:35
17h 50m
2 stops
ONT
10:15
MAN
04:45
18h 30m
2 stops
Depart: Sat 18 Jul 2015 Return: Sat 1 Aug 2015 Trip spans 15 days
£870
Select
Air Canada
Air Canada
MAN
08:00
ONT
14:03
30h 03m
2 stops
ONT
15:05
MAN
22:15
31h 10m
2 stops
Depart: Sat 28 Mar 2015 Return: Wed 8 Apr 2015 Trip spans 12 days
£961
Select
Multiple Airlines
Multiple Airlines
LHR
11:15
ONT
00:06
60h 51m
3 stops
ONT
06:55
LHR
21:15
14h 20m
1 stop
Depart: Sat 25 Jul 2015 Return: Fri 31 Jul 2015 Trip spans 7 days
£1193
Select
British Airways
British Airways
LHR
05:30
ONT
20:35
15h 05m
1 stop
ONT
06:42
LHR
21:15
14h 33m
1 stop
Depart: Mon 2 Mar 2015 Return: Tue 3 Mar 2015 Trip spans 2 days
£2226
Select
American Airlines
American Airlines
LHR
06:15
ONT
21:53
15h 38m
1 stop
ONT
07:40
LHR
23:40
16h 00m
1 stop
Change your search
Airports
Origin

London
£418
Manchester
£648
Destination

Ontario
£418