Find Deals on Flights 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: Wed 1 Jun 2016 Return: Wed 8 Jun 2016 Trip spans 8 days
£471
Select
Delta
Delta
EDI
ONT
17h 32m
2 stops
ONT
EDI
20h 35m
2 stops
Depart: Sat 29 Oct 2016 Return: Sat 5 Nov 2016 Trip spans 8 days
£523
Select
KLM
KLM
LCY
ONT
20h 37m
2 stops
ONT
LCY
25h 25m
2 stops
Depart: Tue 13 Sep 2016 Return: Wed 28 Sep 2016 Trip spans 16 days
£599
Select
British Airways
British Airways
LHR
ONT
15h 50m
1 stop
ONT
LHR
14h 23m
1 stop
Depart: Wed 7 Sep 2016 Return: Mon 19 Sep 2016 Trip spans 13 days
£609
Select
Air France
Air France
LHR
ONT
17h 15m
2 stops
ONT
LHR
25h 05m
1 stop
Depart: Wed 24 Aug 2016 Return: Mon 26 Sep 2016 Trip spans 34 days
£632
Select
American Airlines
American Airlines
MAN
ONT
16h 50m
2 stops
ONT
MAN
18h 25m
2 stops
Depart: Thu 19 May 2016 Return: Sun 29 May 2016 Trip spans 11 days
£672
Select
Virgin Atlantic
Virgin Atlantic
LHR
ONT
17h 02m
1 stop
ONT
LHR
12h 30m
1 stop
Depart: Fri 30 Sep 2016 Return: Mon 17 Oct 2016 Trip spans 18 days
£732
Select
United
United
BHX
ONT
18h 39m
2 stops
ONT
BHX
15h 20m
2 stops
Depart: Thu 1 Sep 2016 Return: Thu 15 Sep 2016 Trip spans 15 days
£827
Select
Air Canada
Air Canada
LGW
ONT
28h 07m
2 stops
ONT
LGW
29h 40m
2 stops
Depart: Fri 3 Jun 2016 Return: Wed 15 Jun 2016 Trip spans 13 days
£471
Select
Delta
Delta
EDI
ONT
17h 32m
2 stops
ONT
EDI
16h 21m
2 stops
Depart: Thu 20 Oct 2016 Return: Mon 31 Oct 2016 Trip spans 12 days
£473
Select
Delta
Delta
MAN
ONT
18h 56m
2 stops
ONT
MAN
18h 00m
2 stops
Depart: Wed 21 Sep 2016 Return: Wed 5 Oct 2016 Trip spans 15 days
£604
Select
British Airways
British Airways
LHR
ONT
16h 10m
1 stop
ONT
LHR
14h 23m
1 stop
Depart: Wed 26 Oct 2016 Return: Tue 8 Nov 2016 Trip spans 14 days
£609
Select
Air France
Air France
LHR
ONT
17h 12m
2 stops
ONT
LHR
16h 25m
2 stops
Depart: Tue 10 May 2016 Return: Sun 15 May 2016 Trip spans 6 days
£510
Select
Delta
Delta
MAN
ONT
19h 42m
2 stops
ONT
MAN
16h 27m
2 stops
Depart: Thu 8 Sep 2016 Return: Tue 13 Sep 2016 Trip spans 6 days
£620
Select
KLM
KLM
LCY
ONT
22h 32m
2 stops
ONT
LCY
19h 10m
2 stops
Depart: Mon 5 Sep 2016 Return: Wed 21 Sep 2016 Trip spans 17 days
£634
Select
American Airlines
American Airlines
MAN
ONT
16h 50m
2 stops
ONT
MAN
16h 33m
2 stops
Depart: Wed 31 Aug 2016 Return: Mon 19 Sep 2016 Trip spans 20 days
£609
Select
British Airways
British Airways
EDI
ONT
18h 50m
2 stops
ONT
EDI
18h 18m
2 stops
Depart: Thu 29 Sep 2016 Return: Tue 1 Nov 2016 Trip spans 34 days
£620
Select
KLM
KLM
LCY
ONT
22h 32m
2 stops
ONT
LCY
22h 05m
2 stops
Depart: Tue 31 May 2016 Return: Sun 5 Jun 2016 Trip spans 6 days
£652
Select
American Airlines
American Airlines
LHR
ONT
31h 43m
2 stops
ONT
LHR
24h 30m
2 stops
Depart: Mon 22 Aug 2016 Return: Tue 30 Aug 2016 Trip spans 9 days
£612
Select
British Airways
British Airways
LHR
ONT
14h 22m
1 stop
ONT
LHR
15h 43m
1 stop
Depart: Mon 3 Oct 2016 Return: Mon 17 Oct 2016 Trip spans 15 days
£620
Select
KLM
KLM
LCY
ONT
22h 26m
2 stops
ONT
LCY
19h 10m
2 stops
* We make every attempt to get accurate prices and fees; however, prices and fees are not guaranteed, and may be subject to last minute changes over which we have no control.
Airports
Origin

London
only £599
only £523
only £827
Manchester
£473
Edinburgh
£471
Birmingham
£732
Destination

Ontario
£471