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Cheap flights from Ontario to Ireland from €314

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Ireland departing on 3/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Cheap return flights

United Airlines Logo
07:00 - 09:45ONT-DUB
18h 45m1 stop
United Airlines Logo
09:20 - 20:43DUB-ONT
19h 23m2 stops
€394United Airlines
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Mon, 4 Aug - Wed, 20 Aug
United Airlines Logo
07:00 - 09:45ONT-DUB
18h 45m1 stop
United Airlines Logo
11:35 - 22:30DUB-ONT
18h 55m1 stop
€397United Airlines
Find Deal
Mon, 4 Aug - Wed, 20 Aug
American Airlines Logo
22:28 - 05:30ONT-DUB
23h 02m1 stop
American Airlines Logo
11:45 - 21:10DUB-ONT
17h 25m1 stop
€409American Airlines
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Mon, 4 Aug - Wed, 20 Aug
American Airlines Logo
10:57 - 10:15ONT-DUB
16h 18m2 stops
American Airlines Logo
11:30 - 21:41DUB-ONT
18h 11m2 stops
€416American Airlines
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Wed, 29 Oct - Thu, 6 Nov
Air Canada Logo
13:15 - 07:10ONT-DUB
33h 55m2 stops
Air Canada Logo
09:00 - 20:44DUB-ONT
43h 44m2 stops
€438Air Canada
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Sat, 25 Oct - Sun, 2 Nov
Iberia Logo
12:46 - 09:45ONT-DUB
12h 59m1 stop
Iberia Logo
12:40 - 22:48DUB-ONT
18h 08m1 stop
€439Iberia
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Mon, 4 Aug - Wed, 20 Aug
Air Canada Logo
13:15 - 08:15ONT-DUB
35h 00m2 stops
Air Canada Logo
09:20 - 17:40DUB-ONT
40h 20m2 stops
€453Air Canada
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Mon, 6 Oct - Fri, 17 Oct
Iberia Logo
12:51 - 09:45ONT-DUB
12h 54m1 stop
Iberia Logo
14:05 - 23:45DUB-ONT
17h 40m1 stop
€456Iberia
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Wed, 22 Oct - Mon, 3 Nov
KLM Logo
07:05 - 08:45ONT-DUB
17h 40m1 stop
KLM Logo
11:00 - 22:27DUB-ONT
19h 27m1 stop
€467KLM
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Tue, 22 Jul - Fri, 8 Aug
KLM Logo
07:00 - 07:45ONT-DUB
17h 45m1 stop
KLM Logo
09:45 - 19:42DUB-ONT
17h 57m1 stop
€506KLM
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Mon, 27 Oct - Mon, 3 Nov

United Airlines flights from Ontario to Ireland

Our best United Airlines deals on Ontario to Ireland flight tickets
United Airlines
4 Aug
ONT07:00Ontario
18h 45m
1 stop
DUB09:45Dublin
20 Aug
DUB09:20Dublin
19h 23m
2 stops
ONT20:43Ontario
€394
Find similar
United Airlines
4 Aug
ONT07:00Ontario
18h 45m
1 stop
DUB09:45Dublin
20 Aug
DUB11:35Dublin
18h 55m
1 stop
ONT22:30Ontario
€397
Find similar
United Airlines
29 Oct
ONT07:00Ontario
18h 10m
1 stop
DUB08:10Dublin
6 Nov
DUB10:40Dublin
20h 05m
2 stops
ONT22:45Ontario
€413
Find similar

American Airlines flights from Ontario to Ireland

Our best American Airlines deals on Ontario to Ireland flight tickets
American Airlines
4 Aug
ONT22:28Ontario
23h 02m
1 stop
DUB05:30Dublin
20 Aug
DUB11:45Dublin
17h 25m
1 stop
ONT21:10Ontario
€409
Find similar
American Airlines
29 Oct
ONT10:57Ontario
16h 18m
2 stops
DUB10:15Dublin
6 Nov
DUB11:30Dublin
18h 11m
2 stops
ONT21:41Ontario
€416
Find similar
American Airlines
6 Aug
ONT12:46Ontario
12h 59m
1 stop
DUB09:45Dublin
11 Aug
DUB06:30Dublin
19h 22m
2 stops
ONT17:52Ontario
€537
Find similar

See travel insights to Ireland from

How to get the cheapest flight ticket from Ontario to Ireland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Ireland?

The month of December is another great option to travel to Ireland, with average flight prices from Ontario averaging around €490.

Cheap Ontario to Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Ireland

Best price found

€314

Fastest flight time

12h 15m

Direct flights

None

Airports in Ireland

3 airports
The best one-way flight to Ireland from Ontario in the past 72 hours is €314. The best return flight deal from Ontario to Ireland found on momondo in the last 72 hours is €394.
The fastest flight from Ontario to Ireland takes 12h 15m
There are no direct flights from Ontario to Ireland. Popular non-direct routes for this connection are Ontario Airport - Dublin Airport and Ontario Airport - Shannon Airport.
There are 3 airports near Ireland: Dublin (DUB), Shannon (SNN), Cork (ORK)
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  • When did momondo last update prices for flights from Ontario Airport to Ireland?

    Prices for flights from Ontario Airport to Ireland refresh daily.

  • How old do you have to be to fly from Ontario Airport to Ireland?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario Airport to Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The required travel and health documents for your Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Ireland?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Ireland. momondo saves you time and could save you money on your trip.

Can I find flights from Ontario to Ireland with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Ontario to Ireland flights to just show those with flexible booking policies.

How can momondo help me find flights from Ontario to Ireland?

momondo provides multiple filters to help you find the best flight to Ireland from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ontario to Ireland right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ontario to Ireland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Ireland

Popular Cities in Ireland

Popular flights according to clicks in the last 7 days on momondo
Flights to Dublinfrom €42
Flights to Corkfrom €117
Flights to Shannon, Clarefrom €120
Flights to Donegalfrom €65
Flights to Milltown (Kerry)from €39