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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: Thu 25 Jun 2015 Return: Sun 28 Jun 2015 Trip spans 4 days
£646
Select
Aeromexico
Aeromexico
LHR
18:35
ONT
03:05
32h 30m
2 stops
ONT
20:35
LHR
04:05
31h 30m
2 stops
Depart: Mon 18 May 2015 Return: Mon 22 Jun 2015 Trip spans 36 days
£694
Select
US Airways
US Airways
MAN
07:00
ONT
01:06
18h 06m
2 stops
ONT
06:00
MAN
20:50
14h 50m
2 stops
Depart: Mon 4 May 2015 Return: Mon 25 May 2015 Trip spans 22 days
£696
Select
Air France
Air France
EDI
02:30
ONT
03:20
24h 50m
2 stops
ONT
06:05
EDI
04:30
22h 25m
2 stops
Depart: Thu 14 May 2015 Return: Mon 1 Jun 2015 Trip spans 19 days
£696
Select
KLM Royal Dutch
KLM Royal Dutch
EDI
02:00
ONT
20:00
18h 00m
2 stops
ONT
06:05
EDI
00:45
18h 40m
2 stops
Depart: Tue 12 May 2015 Return: Tue 9 Jun 2015 Trip spans 29 days
£700
Select
American Airlines
American Airlines
BHX
05:00
ONT
00:00
19h 00m
2 stops
ONT
02:00
BHX
18:55
16h 55m
2 stops
Depart: Wed 2 Sep 2015 Return: Wed 28 Oct 2015 Trip spans 57 days
£701
Select
United
United
LHR
06:05
ONT
00:15
18h 10m
2 stops
ONT
06:40
LHR
22:25
15h 45m
2 stops
Depart: Sun 10 May 2015 Return: Mon 1 Jun 2015 Trip spans 23 days
£705
Select
American Airlines
American Airlines
EDI
05:15
ONT
00:00
18h 45m
2 stops
ONT
10:20
EDI
04:55
18h 35m
2 stops
Depart: Mon 5 Oct 2015 Return: Wed 21 Oct 2015 Trip spans 17 days
£707
Select
British Airways
British Airways
MAN
07:55
ONT
13:57
30h 02m
2 stops
ONT
10:15
MAN
04:40
18h 25m
2 stops
Depart: Mon 1 Jun 2015 Return: Tue 23 Jun 2015 Trip spans 23 days
£713
Select
US Airways
US Airways
LHR
06:05
ONT
01:06
19h 01m
2 stops
ONT
02:25
LHR
19:40
17h 15m
2 stops
Depart: Thu 3 Sep 2015 Return: Fri 18 Sep 2015 Trip spans 16 days
£719
Select
Delta
Delta
MAN
01:55
ONT
02:26
24h 31m
2 stops
ONT
14:15
MAN
00:55
34h 40m
2 stops
Depart: Mon 28 Sep 2015 Return: Thu 8 Oct 2015 Trip spans 11 days
£722
Select
British Airways
British Airways
GLA
03:50
ONT
23:50
20h 00m
2 stops
ONT
10:15
GLA
02:35
16h 20m
2 stops
Depart: Wed 29 Apr 2015 Return: Mon 4 May 2015 Trip spans 6 days
£734
Select
Air France
Air France
MAN
02:45
ONT
03:21
24h 36m
2 stops
ONT
06:05
MAN
01:30
19h 25m
2 stops
Depart: Sat 26 Sep 2015 Return: Tue 6 Oct 2015 Trip spans 11 days
£885
Select
Lufthansa
Lufthansa
LHR
09:40
ONT
02:45
17h 05m
1 stop
ONT
07:35
LHR
21:40
14h 05m
1 stop
Depart: Mon 27 Jul 2015 Return: Mon 17 Aug 2015 Trip spans 22 days
£903
Select
United
United
MAN
05:25
ONT
00:30
43h 05m
2 stops
ONT
17:00
MAN
18:55
25h 55m
2 stops
Depart: Sun 4 Oct 2015 Return: Sun 11 Oct 2015 Trip spans 8 days
£916
Select
British Airways
British Airways
LCY
14:40
ONT
23:50
33h 10m
2 stops
ONT
10:15
LCY
06:10
43h 55m
2 stops
Depart: Thu 23 Jul 2015 Return: Thu 6 Aug 2015 Trip spans 15 days
£925
Select
British Airways
British Airways
EDI
05:00
ONT
23:49
18h 49m
2 stops
ONT
06:55
EDI
00:50
17h 55m
2 stops
Depart: Mon 29 Jun 2015 Return: Mon 20 Jul 2015 Trip spans 22 days
£928
Select
Air Canada
Air Canada
MAN
08:00
ONT
00:33
40h 33m
2 stops
ONT
17:00
MAN
22:15
29h 15m
2 stops
Depart: Fri 24 Jul 2015 Return: Tue 11 Aug 2015 Trip spans 19 days
£964
Select
United
United
BHX
05:00
ONT
04:34
23h 34m
2 stops
ONT
01:00
BHX
19:10
18h 10m
2 stops
Depart: Sat 25 Jul 2015 Return: Fri 14 Aug 2015 Trip spans 21 days
£978
Select
American Airlines
American Airlines
MAN
05:30
ONT
00:55
19h 25m
2 stops
ONT
02:00
MAN
18:55
16h 55m
2 stops
Depart: Wed 12 Aug 2015 Return: Sat 12 Sep 2015 Trip spans 32 days
£1107
Select
Air Canada
Air Canada
LHR
04:30
ONT
04:34
24h 04m
2 stops
ONT
06:40
LHR
23:05
16h 25m
2 stops
Airports
Origin

London
only £646
only £916
Manchester
£694
Glasgow
£722
Edinburgh
£696
Birmingham
£700
Destination

Ontario
£646