Find Cheap Flights from Ontario to Europe

Depart
Return
1 adult
Adults
18-64
Seniors
65+
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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Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Ontario to Europe

(Round-trip)
Depart: Sun Apr 22 2018 Return: Wed May 9 2018 Trip spans 18 days
American Airlines
American Airlines
ONT
FCO
21h 16m
1 stop
FCO
ONT
17h 25m
1 stop
Depart: Sun Jan 7 2018 Return: Wed Jan 24 2018 Trip spans 18 days
British Airways
British Airways
ONT
CDG
23h 05m
1 stop
CDG
ONT
18h 08m
1 stop
Depart: Wed Apr 11 2018 Return: Wed Apr 18 2018 Trip spans 8 days
Multiple Airlines
Multiple Airlines
ONT
FCO
21h 16m
1 stop
FCO
ONT
37h 40m
2 stops
Depart: Mon Jan 8 2018 Return: Wed Jan 17 2018 Trip spans 10 days
British Airways
British Airways
ONT
CDG
13h 15m
1 stop
CDG
ONT
16h 06m
1 stop
Depart: Fri Apr 20 2018 Return: Sun May 6 2018 Trip spans 17 days
American Airlines
American Airlines
ONT
AMS
16h 45m
2 stops
AMS
ONT
16h 20m
1 stop
Depart: Tue Jan 9 2018 Return: Tue Jan 30 2018 Trip spans 22 days
British Airways
British Airways
ONT
CDG
15h 55m
1 stop
CDG
ONT
18h 08m
1 stop
Depart: Thu Jan 11 2018 Return: Sat Jan 27 2018 Trip spans 17 days
British Airways
British Airways
ONT
CDG
13h 15m
1 stop
CDG
ONT
16h 06m
1 stop
Depart: Sat Jan 13 2018 Return: Sun Jan 21 2018 Trip spans 9 days
British Airways
British Airways
ONT
CDG
17h 55m
1 stop
CDG
ONT
18h 08m
1 stop
Depart: Sun Jan 14 2018 Return: Sun Jan 21 2018 Trip spans 8 days
British Airways
British Airways
ONT
CDG
17h 55m
1 stop
CDG
ONT
18h 08m
1 stop
Depart: Sun Jan 21 2018 Return: Mon Jan 29 2018 Trip spans 9 days
British Airways
British Airways
ONT
CDG
15h 55m
1 stop
CDG
ONT
18h 08m
1 stop
Depart: Fri Feb 16 2018 Return: Sun Feb 25 2018 Trip spans 10 days
British Airways
British Airways
ONT
CDG
13h 28m
1 stop
CDG
ONT
17h 45m
1 stop
Depart: Mon Feb 19 2018 Return: Tue Mar 6 2018 Trip spans 16 days
British Airways
British Airways
ONT
CDG
18h 05m
1 stop
CDG
ONT
17h 45m
1 stop
Depart: Thu Feb 22 2018 Return: Thu Mar 1 2018 Trip spans 8 days
British Airways
British Airways
ONT
CDG
13h 28m
1 stop
CDG
ONT
17h 45m
1 stop
Depart: Fri Feb 23 2018 Return: Fri Mar 9 2018 Trip spans 15 days
British Airways
British Airways
ONT
CDG
18h 05m
1 stop
CDG
ONT
21h 03m
1 stop
Depart: Thu Mar 1 2018 Return: Tue Mar 13 2018 Trip spans 12 days
British Airways
British Airways
ONT
CDG
13h 28m
1 stop
CDG
ONT
15h 35m
1 stop
Depart: Tue Mar 6 2018 Return: Wed Mar 28 2018 Trip spans 22 days
British Airways
British Airways
ONT
CDG
23h 11m
1 stop
CDG
ONT
17h 15m
1 stop
Depart: Wed Mar 7 2018 Return: Wed Mar 28 2018 Trip spans 21 days
British Airways
British Airways
ONT
CDG
13h 28m
1 stop
CDG
ONT
17h 15m
1 stop
Depart: Mon Mar 19 2018 Return: Thu Apr 12 2018 Trip spans 25 days
British Airways
British Airways
ONT
CDG
23h 11m
1 stop
CDG
ONT
17h 15m
1 stop
Depart: Tue Mar 20 2018 Return: Thu Apr 12 2018 Trip spans 24 days
British Airways
British Airways
ONT
CDG
13h 28m
1 stop
CDG
ONT
20h 33m
1 stop
Depart: Mon Mar 26 2018 Return: Mon Apr 2 2018 Trip spans 8 days
British Airways
British Airways
ONT
FCO
15h 41m
1 stop
FCO
ONT
19h 35m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Ontario
$506
Destination

Rome
$506
Amsterdam
$532
Paris
$507