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Cheap flights from Ireland to Ontario from €233

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Ontario departing on 7/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ireland to Ontario

Recent return flight deals from Ireland to Ontario

Enter your travel dates to find the best prices.
Icelandair Logo
11:30 - 18:15DUB-YYZ
11h 45m1 stop
Icelandair Logo
19:40 - 10:15YYZ-DUB
9h 35m1 stop
€345Icelandair
Find Deal
Mon, 12 Jan - Fri, 16 Jan
Icelandair Logo
11:30 - 18:15DUB-YYZ
11h 45m1 stop
Icelandair Logo
19:40 - 10:15YYZ-DUB
9h 35m1 stop
€346Icelandair
Find Deal
Mon, 12 Jan - Fri, 16 Jan
Aer Lingus Logo
13:00 - 15:55DUB-YYZ
7h 55mdirect
Aer Lingus Logo
17:25 - 05:15YYZ-DUB
6h 50mdirect
€354Aer Lingus
Find Deal
Tue, 2 Dec - Sun, 14 Dec
Aer Lingus Logo
13:00 - 15:55DUB-YYZ
7h 55mdirect
Aer Lingus Logo
17:25 - 05:15YYZ-DUB
6h 50mdirect
€354Aer Lingus
Find Deal
Tue, 2 Dec - Sun, 14 Dec
Lufthansa Logo
05:10 - 16:40DUB-YYZ
16h 30m2 stops
Lufthansa Logo
19:45 - 17:10YYZ-DUB
16h 25m1 stop
€390Lufthansa
Find Deal
Wed, 4 Feb - Mon, 9 Feb
Air Canada Logo
09:00 - 11:15DUB-YYZ
7h 15mdirect
Air Canada Logo
19:35 - 07:10YYZ-DUB
6h 35mdirect
€418Air Canada
Find Deal
Fri, 14 Nov - Sat, 22 Nov
Air Canada Logo
09:30 - 21:28DUB-YTZ
16h 58m2 stops
Air Canada Logo
10:25 - 07:30YTZ-DUB
17h 05m2 stops
€421Air Canada
Find Deal
Thu, 5 Mar - Mon, 9 Mar
Lufthansa Logo
05:10 - 14:07DUB-YOW
13h 57m2 stops
Lufthansa Logo
12:05 - 07:10YOW-DUB
14h 05m1 stop
€464Lufthansa
Find Deal
Fri, 14 Nov - Fri, 21 Nov
WestJet Logo
08:45 - 17:17DUB-YHM
37h 32m2 stops
WestJet Logo
06:00 - 10:50YHM-DUB
23h 50m1 stop
€996WestJet
Find Deal
Sat, 22 Nov - Thu, 14 May
WestJet Logo
06:00 - 17:17DUB-YHM
40h 17m2 stops
WestJet Logo
18:10 - 22:55YHM-DUB
47h 45m2 stops
€1,472WestJet
Find Deal
Wed, 5 Nov - Thu, 13 Nov

Icelandair flights from Ireland to Region of Ontario

Our best Icelandair deals on Ireland to Region of Ontario flight tickets
Icelandair
12 Jan
DUB11:30Dublin
11h 45m
1 stop
YYZ18:15Toronto Pearson Intl
16 Jan
YYZ19:40Toronto Pearson Intl
9h 35m
1 stop
DUB10:15Dublin
€345
Find similar
Icelandair
12 Jan
DUB11:30Dublin
11h 45m
1 stop
YYZ18:15Toronto Pearson Intl
16 Jan
YYZ19:40Toronto Pearson Intl
9h 35m
1 stop
DUB10:15Dublin
€346
Find similar
Icelandair
12 Jan
DUB11:30Dublin
11h 45m
1 stop
YYZ18:15Toronto Pearson Intl
16 Jan
YYZ19:40Toronto Pearson Intl
9h 35m
1 stop
DUB10:15Dublin
€347
Find similar

Aer Lingus flights from Ireland to Region of Ontario

Our best Aer Lingus deals on Ireland to Region of Ontario flight tickets
Aer Lingus
2 Dec
DUB13:00Dublin
7h 55m
YYZ15:55Toronto Pearson Intl
14 Dec
YYZ17:25Toronto Pearson Intl
6h 50m
DUB05:15Dublin
€354
Find similar
Aer Lingus
2 Dec
DUB13:00Dublin
7h 55m
YYZ15:55Toronto Pearson Intl
14 Dec
YYZ17:25Toronto Pearson Intl
6h 50m
DUB05:15Dublin
€354
Find similar
Aer Lingus
2 Dec
DUB13:00Dublin
7h 55m
YYZ15:55Toronto Pearson Intl
9 Dec
YYZ17:25Toronto Pearson Intl
6h 50m
DUB05:15Dublin
€379
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Ireland to Region of Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 19 October 2025.
Use the filters below to find and compare flights from Ireland to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Mon 12/1

11:30-18:15

1 stop11h 45m

Toronto Pearson Intl

Fri 16/1

19:40-10:15

1 stop9h 35m

€345

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Mon 12/1

11:30-18:15

1 stop11h 45m

Toronto Pearson Intl

Fri 16/1

19:40-10:15

1 stop9h 35m

€346

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Tue 2/12

13:00-15:55

Nonstop7h 55m

Toronto Pearson Intl

Sun 14/12

17:25-05:15

Nonstop6h 50m

€354

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Tue 2/12

13:00-15:55

Nonstop7h 55m

Toronto Pearson Intl

Sun 14/12

17:25-05:15

Nonstop6h 50m

€354

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Wed 4/2

05:10-16:40

2 stops16h 30m

Toronto Pearson Intl

Mon 9/2

19:45-17:10

1 stop16h 25m

€390

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Fri 14/11

09:00-11:15

Nonstop7h 15m

Toronto Pearson Intl

Sat 22/11

19:35-07:10

Nonstop6h 35m

€418

DublinToronto

DUB - YTZ

DUBYTZ

Dublin

Thu 5/3

09:30-21:28

2 stops16h 58m

Toronto Island

Mon 9/3

10:25-07:30

2 stops17h 05m

€421

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Fri 14/11

05:10-14:07

2 stops13h 57m

Ottawa

Fri 21/11

12:05-07:10

1 stop14h 05m

€464

DublinHamilton

DUB - YHM

DUBYHM

Dublin

Sat 22/11

08:45-17:17

2 stops37h 32m

Hamilton

Thu 14/5

06:00-10:50

1 stop23h 50m

€996

DublinHamilton

DUB - YHM

DUBYHM

Dublin

Wed 5/11

06:00-17:17

2 stops40h 17m

Hamilton

Thu 13/11

18:10-22:55

2 stops47h 45m

€1,472

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ontario from

How to get the cheapest flight ticket from Ireland to Region of Ontario

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 Region of Ontario?

The cheapest month to fly to Region of Ontario from Ireland is in February. Flight prices, which tend to average around €378, are often lower during this time because this is during the off-season. The month of November is another great option to travel to Region of Ontario, with average flight prices from Ireland averaging around €384.

What is the cheapest day to depart on your flight to Region of Ontario?

Our data shows that Thursday is the least expensive day to fly to Region of Ontario. Tickets to fly out on this day can be as low as €547. The most expensive day to fly to Region of Ontario is Sunday, with ticket prices averaging around €632.

What is the cheapest time of day to depart on your flight to Region of Ontario?

According to our data, the cheapest time of day to fly to Region of Ontario is in the evening. momondo users have found flights departing from Ireland to Region of Ontario in the evening for as low as €294. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Region of Ontario are more costly in the morning, with an average ticket price of €638. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Ireland to Ontario flight route?

Fly from Dublin to Toronto Pearson Intl for the best Ireland - Ontario flight prices

How far in advance should I book a flight to Region of Ontario?

You are more likely to see cheaper flights to Region of Ontario from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around €449 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from Ireland for as low as €404 on momondo.

What cabin class options are available on Ireland to Ontario flights?

There are 3 cabin classes available to choose from on Ireland to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Ireland to Region of Ontario flights?

No. A direct flight is the cheapest option for a flight between Ireland to Region of Ontario.

Cheap Ireland to Region of Ontario flight deals and tips

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

Best price found

€407

Fastest flight time

7h 05m

Direct flights

Every day

Airports in Region of Ontario

1 airport
The best one-way flight to Region of Ontario from Ireland in the past 72 hours is €407. The best return flight deal from Ireland to Region of Ontario found on momondo in the last 72 hours is €479.
The fastest flight from Ireland to Region of Ontario takes 7h 05m
Direct flights go from Ireland to Region of Ontario every day.
There is 1 airport near Region of Ontario: Toronto Pearson Intl (YYZ)
Search flight deals

  • When did momondo last update prices for flights from Ireland to Ontario?

    Prices for flights from Ireland to Ontario refresh daily.

  • How many operators does momondo search for flights from Ireland to Ontario?

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Ireland to Ontario.

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

    The required travel and health documents for your Ontario 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 Ontario. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Ireland to Region of Ontario?

Best airlines flying from Ireland to Region of Ontario

Compare and see reviews for airlines that fly from Ireland to Region of Ontario with momondo
Airline
Rating
Free Cancellation
Price
WestJetPriceFrom €241Free CancellationRating
7.2
3,131 reviews
Search WestJet flights
IcelandairPriceFrom €300Free CancellationRating
7.0
561 reviews
Search Icelandair flights
LufthansaPriceFrom €332Free CancellationRating
6.8
7,503 reviews
Search Lufthansa flights
Aer LingusPriceFrom €351Free CancellationRating
7.2
1,348 reviews
Search Aer Lingus flights
Air TransatPriceFrom €375Free CancellationRating
7.8
466 reviews
Search Air Transat flights
Air CanadaPriceFrom €398Free CancellationRating
7.1
10,334 reviews
Search Air Canada flights
United AirlinesPriceFrom €586Free CancellationRating
7.4
8,993 reviews
Search United Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario from Ireland.

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

Yes. momondo enables you to select and highlight flights to Ontario from Ireland with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Ireland.

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

Yes momondo offers price alerts on flights to Ontario from Ireland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Region of Ontario trip

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