Find Deals on Flights from United Kingdom to Ontario

Depart
Return
1 adult
Adults
18+
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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Flexible dates? Here are the best fares found in the past 48 hours...

Book cheap flights to Ontario

(Round-trip)
Depart: Thu 29 Oct 2015 Return: Mon 9 Nov 2015 Trip spans 12 days
£382
Select
Air France
Air France
MAN
02:10
ONT
00:06
21h 56m
2 stops
ONT
01:00
MAN
21:20
20h 20m
2 stops
Depart: Thu 12 Nov 2015 Return: Wed 18 Nov 2015 Trip spans 7 days
£388
Select
British Airways
British Airways
EDI
05:25
ONT
13:17
31h 52m
2 stops
ONT
03:45
EDI
22:50
19h 05m
2 stops
Depart: Wed 2 Dec 2015 Return: Wed 9 Dec 2015 Trip spans 8 days
£388
Select
British Airways
British Airways
MAN
02:40
ONT
22:50
20h 10m
2 stops
ONT
05:42
MAN
22:25
16h 43m
2 stops
Depart: Thu 28 Jan 2016 Return: Sat 6 Feb 2016 Trip spans 10 days
£401
Select
Air France
Air France
EDI
01:35
ONT
20:39
19h 04m
2 stops
ONT
05:20
EDI
08:35
27h 15m
2 stops
Depart: Tue 2 Feb 2016 Return: Thu 18 Feb 2016 Trip spans 17 days
£417
Select
American Airlines
American Airlines
EDI
05:25
ONT
00:05
18h 40m
2 stops
ONT
05:42
EDI
21:25
15h 43m
2 stops
Depart: Mon 26 Oct 2015 Return: Wed 11 Nov 2015 Trip spans 17 days
£444
Select
United
United
MAN
06:25
ONT
02:24
19h 59m
2 stops
ONT
02:00
MAN
18:30
16h 30m
2 stops
Depart: Tue 6 Oct 2015 Return: Wed 21 Oct 2015 Trip spans 16 days
£449
Select
British Airways
British Airways
LHR
15:20
ONT
22:10
30h 50m
2 stops
ONT
04:40
LHR
18:55
14h 15m
1 stop
Depart: Wed 7 Oct 2015 Return: Wed 14 Oct 2015 Trip spans 8 days
£456
Select
Delta
Delta
LGW
07:20
ONT
02:34
19h 14m
2 stops
ONT
06:15
LGW
22:25
16h 10m
2 stops
Depart: Wed 30 Dec 2015 Return: Thu 7 Jan 2016 Trip spans 9 days
£456
Select
American Airlines
American Airlines
MAN
04:55
ONT
00:05
19h 10m
2 stops
ONT
11:41
MAN
05:15
17h 34m
2 stops
Depart: Tue 19 Jan 2016 Return: Tue 26 Jan 2016 Trip spans 8 days
£464
Select
British Airways
British Airways
LCY
13:40
ONT
22:50
33h 10m
2 stops
ONT
09:15
LCY
01:45
40h 30m
2 stops
Depart: Wed 4 Nov 2015 Return: Thu 12 Nov 2015 Trip spans 9 days
£471
Select
KLM
KLM
LHR
01:30
ONT
20:09
18h 39m
2 stops
ONT
01:00
LHR
02:30
25h 30m
2 stops
Depart: Thu 22 Oct 2015 Return: Thu 5 Nov 2015 Trip spans 15 days
£482
Select
Air France
Air France
LHR
09:05
ONT
02:50
17h 45m
1 stop
ONT
01:00
LHR
23:25
22h 25m
1 stop
Depart: Tue 8 Dec 2015 Return: Tue 15 Dec 2015 Trip spans 8 days
£482
Select
Delta
Delta
LHR
07:55
ONT
01:26
17h 31m
2 stops
ONT
06:00
LHR
23:25
17h 25m
1 stop
Depart: Mon 5 Oct 2015 Return: Mon 12 Oct 2015 Trip spans 8 days
£485
Select
American Airlines
American Airlines
LHR
08:25
ONT
03:04
18h 39m
1 stop
ONT
08:35
LHR
01:25
16h 50m
1 stop
Depart: Mon 16 Nov 2015 Return: Sat 21 Nov 2015 Trip spans 6 days
£599
Select
Air Canada
Air Canada
LHR
07:00
ONT
12:27
29h 27m
2 stops
ONT
08:20
LHR
22:15
37h 55m
2 stops
Depart: Fri 1 Jan 2016 Return: Thu 7 Jan 2016 Trip spans 7 days
£601
Select
United
United
LHR
04:20
ONT
01:50
21h 30m
1 stop
ONT
12:20
LHR
01:05
12h 45m
1 stop
Depart: Fri 28 Aug 2015 Return: Fri 25 Sep 2015 Trip spans 29 days
£626
Select
Air Canada
Air Canada
MAN
06:55
ONT
00:14
17h 19m
2 stops
ONT
09:21
MAN
18:55
33h 34m
2 stops
Depart: Tue 13 Oct 2015 Return: Wed 21 Oct 2015 Trip spans 9 days
£630
Select
KLM
KLM
MAN
01:55
ONT
21:23
19h 28m
2 stops
ONT
06:15
MAN
00:55
18h 40m
2 stops
Depart: Thu 24 Dec 2015 Return: Wed 30 Dec 2015 Trip spans 7 days
£632
Select
Aeromexico
Aeromexico
LHR
17:30
ONT
02:05
32h 35m
2 stops
ONT
20:05
LHR
01:55
29h 50m
1 stop
Airports
Origin

London
only £449
only £464
only £456
Manchester
£382
Edinburgh
£388
Destination

Ontario
£382