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Cheap flights from Ireland to Ontario from C$ 250

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — YYZ
2 avr. — 9 avr.1
1 adult

Cheap flight deals from Ireland to Ontario

Keep the following information in mind while searching for Ireland to Ontario flight deals. Data was last updated 28 mars 2025.

Round-trip from

C$ 577

One-way from

C$ 250

Popular in

December

Cheapest in

November

Average price

C$ 788

Good round-trip deal

C$ 770 or less

Good one-way deal

C$ 342 or less
Scandinavian Airlines
  • Scandinavian Airlines
  • 6/5-18/5
  • 2 total stops
  • 45h 40m total
  • Ireland to Ontario
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WestJet
  • WestJet
  • 9/6
  • Nonstop
  • 7h 40m total
  • Ireland to Ontario
Search Deals
High demand for flights, 3% potential price rise
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Cheapest flight prices on average. 2% potential price decrease (C$ 23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Ireland to Ontario.
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Price to beat on a one-way flight from Ireland to Ontario.
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Find flight deals from Ireland to Ontario

Cheapest flights from Ireland to Ontario
Explore the most affordable flight options available from Ireland to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 mars 2025.

mer. 14/57:05 p.m.DUB - YYZ
1 stop25h 35mScandinavian Airlines
lun. 19/55:10 p.m.YYZ - DUB
1 stop20h 05mScandinavian Airlines
Deal found 28/3C$ 577
ven. 25/412:15 p.m.DUB - YYZ
1 stop11h 55mIcelandair
ven. 2/511:00 p.m.YYZ - DUB
1 stop31h 05mIcelandair
Deal found 28/3C$ 583
ven. 16/511:30 a.m.DUB - YYZ
Nonstop7h 40mMultiple Airlines
mer. 28/510:15 p.m.YYZ - DUB
1 stop19h 05mMultiple Airlines
Deal found 27/3C$ 585
jeu. 5/611:30 a.m.DUB - YYZ
Nonstop7h 40mWestJet
mar. 24/67:30 p.m.YYZ - DUB
1 stop8h 30mWestJet
Deal found 27/3C$ 586
mer. 2/411:35 a.m.DUB - YHM
1 stop11h 10mPLAY
mer. 9/47:00 p.m.YHM - DUB
1 stop10h 15mPLAY
Deal found 27/3C$ 615
jeu. 15/53:15 p.m.ORK - YYZ
2 stops27h 55mMultiple Airlines
mer. 28/510:15 p.m.YYZ - ORK
1 stop19h 30mMultiple Airlines
Deal found 27/3C$ 665
mer. 14/51:20 p.m.DUB - YUL
1 stop12h 40mMultiple Airlines
lun. 26/511:00 p.m.YUL - DUB
1 stop14h 40mMultiple Airlines
Deal found 27/3C$ 667
mar. 15/71:15 p.m.DUB - YYZ
Nonstop7h 35mAir Transat
sam. 30/811:55 p.m.YYZ - DUB
Nonstop6h 35mAir Transat
Deal found 27/3C$ 673
mar. 17/69:50 a.m.DUB - YYZ
Nonstop7h 05mAir Canada
mer. 2/74:30 p.m.YYZ - DUB
1 stop10h 15mAir Canada
Deal found 28/3C$ 682
lun. 5/59:00 a.m.DUB - YYZ
1 stop15h 35mLufthansa
mar. 13/58:40 p.m.YYZ - DUB
Nonstop6h 35mLufthansa
Deal found 27/3C$ 699
sam. 21/69:20 a.m.DUB - YTZ
2 stops14h 16mAir Canada
dim. 6/712:25 p.m.YTZ - DUB
1 stop14h 20mAir Canada
Deal found 26/3C$ 700
ven. 16/58:45 a.m.DUB - YTZ
2 stops14h 05mMultiple Airlines
lun. 19/512:25 p.m.YTZ - DUB
2 stops18h 45mMultiple Airlines
Deal found 27/3C$ 710

Cheapflights Fare Finder

Customize your flight search to find flights from Ireland to 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, Cheapflights users made 629,999 searches. Data last updated 28 mars 2025.
Use the filters below to find and compare flights from Ireland to Ontario that are best for you.

Fly from

Ireland

Fly to

Ontario

Route

Depart

Return

Price

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

mar. 6/5

7:05 p.m.-3:40 p.m.

1 stop25h 35m

Toronto Pearson Intl

dim. 18/5

5:10 p.m.-6:15 p.m.

1 stop20h 05m

C$ 577

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

ven. 25/4

12:15 p.m.-7:10 p.m.

1 stop11h 55m

Toronto Pearson Intl

ven. 2/5

11:00 p.m.-11:05 a.m.

1 stop31h 05m

C$ 583

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

ven. 16/5

11:30 a.m.-2:10 p.m.

Nonstop7h 40m

Toronto Pearson Intl

mer. 28/5

10:15 p.m.-10:20 p.m.

1 stop19h 05m

C$ 585

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

jeu. 5/6

11:30 a.m.-2:10 p.m.

Nonstop7h 40m

Toronto Pearson Intl

mar. 24/6

7:30 p.m.-9:00 a.m.

1 stop8h 30m

C$ 586

DublinOttawa

DUB - YOW

DUBYOW

Dublin

ven. 9/5

1:15 p.m.-12:21 a.m.

1 stop16h 06m

Ottawa

sam. 24/5

2:20 p.m.-11:30 a.m.

1 stop16h 10m

C$ 646

CorkToronto

ORK - YYZ

ORKYYZ

Cork

jeu. 15/5

3:15 p.m.-2:10 p.m.

2 stops27h 55m

Toronto Pearson Intl

mer. 28/5

10:15 p.m.-10:45 p.m.

1 stop19h 30m

C$ 665

DublinMontreal

DUB - YUL

DUBYUL

Dublin

mer. 14/5

1:20 p.m.-9:00 p.m.

1 stop12h 40m

Montreal Pierre Elliott Trudeau Intl

lun. 26/5

11:00 p.m.-6:40 p.m.

1 stop14h 40m

C$ 667

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

mar. 15/7

1:15 p.m.-3:50 p.m.

Nonstop7h 35m

Toronto Pearson Intl

sam. 30/8

11:55 p.m.-11:30 a.m.

Nonstop6h 35m

C$ 673

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

mar. 17/6

9:50 a.m.-11:55 a.m.

Nonstop7h 05m

Toronto Pearson Intl

mer. 2/7

4:30 p.m.-7:45 a.m.

1 stop10h 15m

C$ 682

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

lun. 5/5

9:00 a.m.-7:35 p.m.

1 stop15h 35m

Toronto Pearson Intl

mar. 13/5

8:40 p.m.-8:15 a.m.

Nonstop6h 35m

C$ 699

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/3

Showing 1-10 of 57 results
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Best time to book a flight from Ireland to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Ireland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ireland to Ontario

What is the cheapest month to book a flight from Ireland to Region of Ontario?

Currently, January is the cheapest month in which you can book a flight from Ireland to Region of Ontario (average of C$ 167). Flying from Ireland to Region of Ontario in July is currently the most expensive (average of C$ 258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IE to ON?

Find hourly flight availability from Ireland to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 mars 2025.

When flying from Ireland to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 28 mars 2025.
Read through reviews of airlines operating flights from Ireland to Ontario, such as Delta, KLM and Air Transat. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,897 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MSP - GEG

The amount of carry on is put of control. We were in group 3 boarding and there was no room in upper storage for our 1 bag (between 2 people) Just because we can’t afford to up grade our seats… $2000 more. We get penaltized. Make us feel less than
Delta
8.0
Very good
7,897 reviews
Delta
8.0
Very good
7,897 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MSP - GEG

The amount of carry on is put of control. We were in group 3 boarding and there was no room in upper storage for our 1 bag (between 2 people) Just because we can’t afford to up grade our seats… $2000 more. We get penaltized. Make us feel less than
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very good
7,897 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MSP - GEG

The amount of carry on is put of control. We were in group 3 boarding and there was no room in upper storage for our 1 bag (between 2 people) Just because we can’t afford to up grade our seats… $2000 more. We get penaltized. Make us feel less than
Air Transat
7.8
Good
381 reviews
Delta
8.0
Very good
7,897 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MSP - GEG

The amount of carry on is put of control. We were in group 3 boarding and there was no room in upper storage for our 1 bag (between 2 people) Just because we can’t afford to up grade our seats… $2000 more. We get penaltized. Make us feel less than
Azores Airlines
7.6
Good
63 reviews
Delta
8.0
Very good
7,897 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MSP - GEG

The amount of carry on is put of control. We were in group 3 boarding and there was no room in upper storage for our 1 bag (between 2 people) Just because we can’t afford to up grade our seats… $2000 more. We get penaltized. Make us feel less than
LOT
7.6
Good
1,063 reviews
Delta
8.0
Very good
7,897 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MSP - GEG

The amount of carry on is put of control. We were in group 3 boarding and there was no room in upper storage for our 1 bag (between 2 people) Just because we can’t afford to up grade our seats… $2000 more. We get penaltized. Make us feel less than

Related info for your journey

Find useful and relevant information for your journey from Ireland to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Ireland to Region of Ontario one-way?

    C$ 250 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Air Transat and Icelandair, with prices starting from C$ 372 and C$ 490, respectively.

  • Can I find deals for flights from Ireland to Ontario that include hotel bookings?

    Yes. In addition to deals on Ireland to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ireland to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to Ontario.

  • Can I find deals for business class flights from Ireland to Ontario?

    Yes. Cheapflights offers flight deals from Ireland to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ireland to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Ireland to Region of Ontario (average of C$ 167). Flying from Ireland to Region of Ontario in July is currently the most expensive (average of C$ 258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ireland to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Ireland to Ontario

Discover the top 7 airlines that operate flights from Ireland to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 28 mars 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapestC$ 379AverageC$ 470FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
IcelandairCheapestC$ 452AverageC$ 713FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
WestJetCheapestC$ 512AverageC$ 803FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Aer LingusCheapestC$ 530AverageC$ 725FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Air TransatCheapestC$ 554AverageC$ 811FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
LufthansaCheapestC$ 587AverageC$ 875FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapestC$ 632AverageC$ 1,010FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ireland to Ontario?

Cheapflights helps you search for flights from Ireland to Ontario via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Ireland to Ontario?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ontario from Ireland.

Can Cheapflights find flights from Ireland to Ontario with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ireland to Ontario flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Ireland to Ontario become cheaper?

Of course! You can now track prices for flights from Ireland to Ontario and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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