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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: Wed 25 Feb 2015 Return: Mon 2 Mar 2015 Trip spans 6 days
£407
Select
US Airways
US Airways
LHR
06:40
ONT
21:53
39h 13m
3 stops
ONT
14:25
LHR
18:05
27h 40m
2 stops
Depart: Tue 10 Mar 2015 Return: Mon 30 Mar 2015 Trip spans 21 days
£468
Select
Multiple Airlines
Multiple Airlines
MAN
09:45
ONT
02:21
40h 36m
2 stops
ONT
02:15
MAN
19:50
41h 35m
2 stops
Depart: Mon 23 Mar 2015 Return: Mon 20 Apr 2015 Trip spans 29 days
£514
Select
Air France
Air France
MAN
02:45
ONT
01:34
22h 49m
2 stops
ONT
06:20
MAN
06:50
24h 30m
2 stops
Depart: Tue 24 Mar 2015 Return: Tue 21 Apr 2015 Trip spans 29 days
£519
Select
US Airways
US Airways
MAN
05:45
ONT
00:11
18h 26m
2 stops
ONT
03:40
MAN
20:50
17h 10m
2 stops
Depart: Sun 15 Feb 2015 Return: Thu 2 Apr 2015 Trip spans 46 days
£584
Select
American Airlines
American Airlines
LHR
06:15
ONT
02:16
20h 01m
1 stop
ONT
08:35
LHR
01:25
16h 50m
1 stop
Depart: Fri 3 Apr 2015 Return: Fri 24 Apr 2015 Trip spans 22 days
£716
Select
British Airways
British Airways
MAN
15:40
ONT
00:00
32h 20m
2 stops
ONT
06:55
MAN
01:00
18h 05m
2 stops
Depart: Sun 29 Mar 2015 Return: Sun 19 Apr 2015 Trip spans 22 days
£720
Select
United
United
LHR
04:30
ONT
00:02
19h 32m
2 stops
ONT
16:49
LHR
19:10
26h 21m
1 stop
Depart: Sat 28 Mar 2015 Return: Mon 6 Apr 2015 Trip spans 10 days
£725
Select
Delta
Delta
LHR
08:50
ONT
01:30
16h 40m
2 stops
ONT
02:20
LHR
01:00
22h 40m
1 stop
Depart: Fri 27 Mar 2015 Return: Mon 20 Apr 2015 Trip spans 25 days
£745
Select
United
United
MAN
02:15
ONT
11:49
33h 34m
2 stops
ONT
06:55
MAN
04:55
22h 00m
2 stops
Depart: Thu 11 Jun 2015 Return: Thu 18 Jun 2015 Trip spans 8 days
£773
Select
Aeromexico
Aeromexico
LHR
18:35
ONT
03:24
32h 49m
2 stops
ONT
21:00
LHR
00:05
27h 05m
2 stops
Depart: Fri 15 May 2015 Return: Fri 29 May 2015 Trip spans 15 days
£780
Select
Air Canada
Air Canada
LHR
06:05
ONT
13:01
30h 56m
2 stops
ONT
15:05
LHR
23:40
32h 35m
2 stops
Depart: Fri 29 May 2015 Return: Sat 13 Jun 2015 Trip spans 16 days
£798
Select
Delta
Delta
MAN
01:55
ONT
13:26
35h 31m
2 stops
ONT
14:15
MAN
00:55
34h 40m
2 stops
Depart: Tue 31 Mar 2015 Return: Wed 15 Apr 2015 Trip spans 16 days
£802
Select
British Airways
British Airways
LHR
07:50
ONT
03:22
19h 32m
1 stop
ONT
03:40
LHR
21:15
17h 35m
1 stop
Depart: Wed 1 Apr 2015 Return: Tue 14 Apr 2015 Trip spans 14 days
£808
Select
Air France
Air France
LHR
09:05
ONT
03:21
18h 16m
1 stop
ONT
06:20
LHR
23:05
16h 45m
2 stops
Depart: Tue 17 Mar 2015 Return: Tue 31 Mar 2015 Trip spans 15 days
£878
Select
Multiple Airlines
Multiple Airlines
LHR
07:40
ONT
11:40
28h 00m
3 stops
ONT
16:22
LHR
23:25
31h 03m
3 stops
Depart: Sat 18 Apr 2015 Return: Tue 28 Apr 2015 Trip spans 11 days
£988
Select
KLM Royal Dutch
KLM Royal Dutch
LHR
09:05
ONT
00:21
15h 16m
1 stop
ONT
02:20
LHR
01:00
22h 40m
1 stop
Change your search
Airports
Origin

London
£407
Manchester
£468
Destination

Ontario
£407