Find Cheap Flights from Ontario to Ireland

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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Book cheap flights from Ontario to Ireland

(Round-trip)
Depart: Wed Nov 15 2017 Return: Wed Nov 22 2017 Trip spans 8 days
Delta
Delta
ONT
1:00a
DUB
8:20p
19h 20m
2 stops
DUB
12:55a
ONT
7:28p
18h 33m
2 stops
Depart: Wed Nov 1 2017 Return: Tue Nov 14 2017 Trip spans 14 days
Air France
Air France
ONT
6:20a
DUB
2:35a
20h 15m
2 stops
DUB
9:15a
ONT
8:43p
35h 28m
2 stops
Depart: Sat Nov 18 2017 Return: Sun Nov 26 2017 Trip spans 9 days
British Airways
British Airways
ONT
1:05a
SNN
10:15p
21h 10m
2 stops
SNN
7:55a
ONT
12:57p
53h 02m
2 stops
Depart: Sun Sep 10 2017 Return: Wed Sep 20 2017 Trip spans 11 days
KLM
KLM
ONT
6:20a
DUB
10:00a
27h 40m
2 stops
DUB
9:15a
ONT
2:44a
17h 29m
2 stops
Depart: Mon Aug 7 2017 Return: Wed Aug 16 2017 Trip spans 10 days
American Airlines
American Airlines
ONT
5:55a
SNN
8:50p
14h 55m
2 stops
SNN
7:35a
ONT
1:45a
18h 10m
2 stops
Depart: Sun Nov 19 2017 Return: Sun Nov 26 2017 Trip spans 8 days
British Airways
British Airways
ONT
1:34a
SNN
3:45a
26h 11m
2 stops
SNN
7:55a
ONT
4:47p
56h 52m
2 stops
Depart: Mon Sep 11 2017 Return: Wed Sep 20 2017 Trip spans 10 days
KLM
KLM
ONT
7:50a
DUB
4:45a
20h 55m
2 stops
DUB
9:15a
ONT
2:44a
17h 29m
2 stops
Depart: Mon Nov 20 2017 Return: Sun Nov 26 2017 Trip spans 7 days
British Airways
British Airways
ONT
9:15a
SNN
8:00a
22h 45m
2 stops
SNN
7:55a
ONT
4:47p
56h 52m
2 stops
Depart: Mon Sep 25 2017 Return: Wed Oct 4 2017 Trip spans 10 days
KLM
KLM
ONT
6:20a
DUB
10:00a
27h 40m
2 stops
DUB
9:15a
ONT
2:44a
17h 29m
2 stops
Depart: Tue Nov 21 2017 Return: Sun Nov 26 2017 Trip spans 6 days
British Airways
British Airways
ONT
1:05a
SNN
3:45a
26h 40m
2 stops
SNN
12:25p
ONT
12:57p
48h 32m
2 stops
Depart: Wed Sep 27 2017 Return: Wed Oct 4 2017 Trip spans 8 days
KLM
KLM
ONT
6:20a
DUB
10:00a
27h 40m
2 stops
DUB
1:45a
ONT
2:44a
24h 59m
2 stops
Depart: Wed Nov 22 2017 Return: Sun Nov 26 2017 Trip spans 5 days
British Airways
British Airways
ONT
1:34a
SNN
3:45a
26h 11m
2 stops
SNN
12:25p
ONT
12:57p
48h 32m
2 stops
Depart: Sun Oct 1 2017 Return: Sun Oct 15 2017 Trip spans 15 days
KLM
KLM
ONT
6:20a
DUB
10:00a
27h 40m
2 stops
DUB
1:55a
ONT
9:43p
19h 48m
2 stops
Depart: Tue Oct 3 2017 Return: Tue Oct 24 2017 Trip spans 22 days
Air France
Air France
ONT
6:20a
DUB
1:35a
19h 15m
2 stops
DUB
2:05a
ONT
9:43p
19h 38m
2 stops
Depart: Thu Nov 23 2017 Return: Sun Nov 26 2017 Trip spans 4 days
British Airways
British Airways
ONT
1:05a
SNN
3:45a
26h 40m
2 stops
SNN
12:25p
ONT
12:57p
48h 32m
2 stops
Depart: Mon Oct 2 2017 Return: Mon Oct 23 2017 Trip spans 22 days
KLM
KLM
ONT
6:20a
DUB
4:45a
22h 25m
2 stops
DUB
9:20a
ONT
2:44a
17h 24m
2 stops
Depart: Fri Nov 24 2017 Return: Sun Nov 26 2017 Trip spans 3 days
British Airways
British Airways
ONT
5:42a
SNN
10:15p
16h 33m
2 stops
SNN
7:55a
ONT
12:57p
53h 02m
2 stops
Depart: Mon Aug 14 2017 Return: Sun Aug 20 2017 Trip spans 7 days
$1138
Select
American Airlines
American Airlines
ONT
5:55a
SNN
8:50p
14h 55m
2 stops
SNN
7:35a
ONT
1:45a
18h 10m
2 stops
Depart: Wed Oct 4 2017 Return: Mon Oct 23 2017 Trip spans 20 days
KLM
KLM
ONT
6:20a
DUB
4:45a
22h 25m
2 stops
DUB
9:20a
ONT
2:44a
17h 24m
2 stops
Depart: Sat Sep 9 2017 Return: Wed Sep 20 2017 Trip spans 12 days
British Airways
British Airways
ONT
2:34a
DUB
10:15p
19h 41m
2 stops
DUB
7:05a
ONT
3:08a
20h 03m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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.

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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.

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Airports
Origin

Ontario
$567
Destination

Dublin
$567
Shannon
$682