How long is the flight from Region of Ontario to Ireland?

Departing from Region of Ontario to Ireland will take you 13h 35m. There are 5258 km between Region of Ontario and Ireland. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

The cheapest airlines for a one-way flight from Region of Ontario to Ireland are Air Transat (C$ 225), WestJet (C$ 252), and Porter Airlines (C$ 318).

In terms of precipitation, rainfall in Ireland ranges from 49.0 - 79.0 mm per month. October is typically the wettest month, when rainfall can reach 79.0 mm. February is typically the driest time to visit Ireland when rainfall is around 49.0 mm.

If weather is an important factor for your trip to Ireland, 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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

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

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

How can I find direct flights from Ontario to Ireland?

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

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

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

C$ 261+ Cheap Flights from Ontario to Ireland

Cheap flight deals from Ontario to Ireland

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Ontario to Ireland
Explore the most affordable flight options available from Ontario to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 October 2026.

Thu 15/1011:55 p.m. -

Nonstop6h 35m

Mon 19/101:15 p.m. -

Nonstop7h 35m

Deal found 1/10C$ 558

Tue 13/1011:55 p.m. -

Nonstop6h 35m

Mon 19/101:15 p.m. -

Nonstop7h 35m

Deal found 1/10C$ 584

Sat 10/1011:55 p.m. -

Nonstop6h 35m

Mon 19/101:15 p.m. -

Nonstop7h 35m

Deal found 1/10C$ 595

Fri 27/117:40 p.m. -

1 stop9h 35m

Mon 7/1211:30 a.m. -

1 stop11h 45m

Deal found 28/9C$ 596

Thu 12/117:40 p.m. -

1 stop9h 35m

Tue 17/1111:30 a.m. -

1 stop11h 45m

Deal found 30/9C$ 608

Wed 11/117:40 p.m. -

1 stop9h 35m

Tue 17/1111:30 a.m. -

1 stop11h 45m

Deal found 30/9C$ 614

Sun 11/1011:55 p.m. -

Nonstop6h 35m

Mon 19/101:15 p.m. -

Nonstop7h 35m

Deal found 2/10C$ 618

Thu 26/117:40 p.m. -

1 stop9h 35m

Tue 1/1211:30 a.m. -

1 stop11h 45m

Deal found 30/9C$ 622

Wed 18/1110:45 a.m. -

2 stops26h 00m

Thu 26/116:35 p.m. -

2 stops28h 16m

Deal found 1/10C$ 726

Tue 10/1112:30 p.m. -

2 stops17h 50m

Tue 17/1112:10 p.m. -

2 stops34h 41m

Deal found 30/9C$ 735

Thu 22/108:20 a.m. -

2 stops18h 00m

Thu 29/1012:05 p.m. -

2 stops13h 30m

Deal found 30/9C$ 737

Thu 5/1110:20 a.m. -

2 stops19h 00m

Mon 9/1112:05 p.m. -

1 stop11h 52m

Deal found 29/9C$ 742

Best flights from Ontario to Ireland
Discover carefully curated flight deals from Ontario to Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 3 October 2026.

Mon 26/104:20 p.m. -

2 stops14h 00m

Mon 2/1112:05 p.m. -

2 stops16h 18m

Deal found 28/9C$ 772

Wed 18/115:10 p.m. -

1 stop13h 35m

Thu 26/1111:30 a.m. -

2 stops33h 10m

Deal found 28/9C$ 800

Sat 17/105:30 a.m. -

1 stop21h 45m

Wed 21/109:20 a.m. -

1 stop17h 37m

Deal found 28/9C$ 871

Sun 15/1110:35 a.m. -

2 stops15h 55m

Sun 22/119:10 a.m. -

2 stops14h 35m

Deal found 1/10C$ 968

Tue 29/122:00 p.m. -

1 stop10h 10m

Sun 10/11:05 p.m. -

1 stop11h 25m

Deal found 2/10C$ 1,145

Sun 15/116:05 p.m. -

1 stop17h 40m

Sun 22/118:05 p.m. -

1 stop29h 10m

Deal found 30/9C$ 1,177

Tue 27/1010:15 p.m. -

1 stop14h 25m

Tue 10/115:40 a.m. -

1 stop15h 00m

Deal found 2/10C$ 1,187

Sat 27/310:35 a.m. -

1 stop16h 40m

Sun 28/35:45 p.m. -

2 stops53h 59m

Deal found 30/9C$ 1,496

Wed 18/116:00 p.m. -

1 stop10h 55m

Mon 23/1112:05 p.m. -

2 stops16h 18m

Deal found 30/9C$ 772

Tue 3/115:10 p.m. -

2 stops13h 40m

Tue 17/1111:30 a.m. -

2 stops33h 10m

Deal found 2/10C$ 801

Mon 2/113:35 p.m. -

2 stops13h 20m

Mon 9/111:35 p.m. -

2 stops13h 43m

Deal found 1/10C$ 772

Sun 15/1110:35 a.m. -

1 stop15h 35m

Sun 22/119:00 a.m. -

1 stop14h 45m

Deal found 1/10C$ 881

Thu 12/1110:53 a.m. -

2 stops18h 27m

Thu 19/119:30 a.m. -

1 stop13h 46m

Deal found 28/9C$ 773

Mon 23/117:40 p.m. -

2 stops16h 05m

Wed 2/127:50 a.m. -

2 stops39h 25m

Deal found 30/9C$ 1,041

Thu 29/103:20 p.m. -

1 stop15h 00m

Thu 5/1112:05 p.m. -

1 stop11h 52m

Deal found 29/9C$ 786

Sun 18/1011:45 a.m. -

1 stop15h 30m

Thu 22/1011:35 a.m. -

2 stops52h 13m

Deal found 1/10C$ 999

Tue 23/24:35 p.m. -

2 stops20h 10m

Thu 25/38:00 a.m. -

1 stop18h 31m

Deal found 3/10C$ 1,042

Wed 11/113:20 p.m. -

1 stop14h 00m

Sun 15/1112:05 p.m. -

1 stop11h 52m

Deal found 28/9C$ 786

Thu 22/109:55 p.m. -

1 stop31h 25m

Wed 28/1011:15 a.m. -

1 stop33h 25m

Deal found 29/9C$ 1,192

Sun 24/110:20 p.m. -

1 stop12h 05m

Sat 30/14:05 p.m. -

2 stops28h 45m

Deal found 2/10C$ 1,197

Mon 26/106:25 p.m. -

2 stops18h 20m

Mon 2/115:30 p.m. -

1 stop27h 25m

Deal found 28/9C$ 1,199

Sun 29/1110:35 a.m. -

1 stop15h 35m

Thu 3/129:00 a.m. -

1 stop14h 45m

Deal found 2/10C$ 1,043

Wed 4/114:00 p.m. -

2 stops13h 20m

Tue 10/1112:05 p.m. -

1 stop11h 52m

Deal found 28/9C$ 786

Tue 27/108:40 p.m. -

2 stops18h 45m

Tue 3/115:30 p.m. -

2 stops29h 45m

Deal found 29/9C$ 1,051

Fri 8/110:25 p.m. -

1 stop12h 20m

Tue 8/67:30 a.m. -

1 stop13h 35m

Deal found 2/10C$ 1,206

Fri 27/115:20 p.m. -

2 stops12h 50m

Fri 4/125:30 p.m. -

2 stops27h 20m

Deal found 30/9C$ 1,227

Fri 16/103:15 p.m. -

1 stop14h 25m

Tue 20/1012:30 p.m. -

1 stop11h 27m

Deal found 1/10C$ 790

Sun 18/1010:15 p.m. -

1 stop12h 20m

Sat 24/108:45 p.m. -

2 stops22h 35m

Deal found 28/9C$ 1,068

Fri 8/110:25 p.m. -

1 stop12h 20m

Wed 9/67:30 a.m. -

1 stop17h 40m

Deal found 2/10C$ 1,206

Thu 4/312:10 p.m. -

1 stop14h 00m

Sun 14/39:00 a.m. -

2 stops27h 37m

Deal found 30/9C$ 1,098

Find flight deals from Ontario to Ireland

Round-trip from	C$ 558
One-way from	C$ 261
Popular in	December
Cheapest in	January
Average price	C$ 690
Good round-trip deal	C$ 788 or less
Good one-way deal	C$ 574 or less

Porter Airlines
15/10-19/10
Nonstop
14h 10m total
Ontario to Ireland

Search Deals

WestJet
15/10-31/12
Nonstop
6h 45m total
Ontario to Ireland

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (C$ 86 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (C$ 39 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Price to beat on a round-trip flight from Ontario to Ireland.

Search Deals

Price to beat on a one-way flight from Ontario to Ireland.

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoDublin

YYZ Toronto Pearson Intl - DUB Dublin

YYZDUB

Toronto Pearson Intl

Wed 21/10

10:15 p.m.-8:30 p.m.

1 stop17h 15m

Dublin

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 319

Quickest round-trip

TorontoDublin

YYZ Toronto Pearson Intl - DUB Dublin

YYZDUB

Toronto Pearson Intl

Sat 17/10

8:45 p.m.-11:05 a.m.

1 stop9h 20m

Dublin

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 403

TorontoCork

YYZ Toronto Pearson Intl - ORK Cork

YYZORK

Toronto Pearson Intl

Mon 19/10

7:15 p.m.-1:40 p.m.

2 stops37h 25m

Cork

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 441

TorontoDublin

YTZ Toronto Island - DUB Dublin

YTZDUB

Toronto Island

Mon 16/11

5:50 p.m.-12:25 p.m.

2 stops13h 35m

Dublin

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 447

TorontoDublin

YYZ Toronto Pearson Intl - DUB Dublin

YYZDUB

Toronto Pearson Intl

Sun 11/10

7:35 a.m.-8:20 a.m.

1 stop19h 45m

Dublin

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 458

TorontoCork

YYZ Toronto Pearson Intl - ORK Cork

YYZORK

Toronto Pearson Intl

Sun 15/11

10:45 p.m.-7:35 p.m.

3 stops39h 50m

Cork

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 461

TorontoShannon

YYZ Toronto Pearson Intl - SNN Shannon

YYZSNN

Toronto Pearson Intl

Thu 12/11

6:45 p.m.-10:30 a.m.

2 stops34h 45m

Shannon

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 468

TorontoShannon

YYZ Toronto Pearson Intl - SNN Shannon

YYZSNN

Toronto Pearson Intl

Sun 1/11

10:45 p.m.-2:00 p.m.

2 stops34h 15m

Shannon

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 485

TorontoDublin

YYZ Toronto Pearson Intl - DUB Dublin

YYZDUB

Toronto Pearson Intl

Thu 15/10

1:00 p.m.-1:05 p.m.

2 stops19h 05m

Dublin

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 491

OttawaDublin

YOW Ottawa - DUB Dublin

YOWDUB

Ottawa

Tue 10/11

6:10 a.m.-8:25 a.m.

3 stops45h 15m

Dublin

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 495

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/10

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from Ontario to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from Ontario with our price prediction graph.

YYZ-DUB

YTZ-DUB

YYZ-ORK

YQG-DUB

YYZ-SNN

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 Ontario to Ireland

CAON-IE0

YYZ-DUB

YTZ-DUB

YYZ-ORK

YQG-DUB

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

Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Ireland (average of C$ 685). Flying from Region of Ontario to Ireland in December is currently the most expensive (average of C$ 1,116). 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 ON to IE?

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

Weekly flight availability from Region of Ontario to Ireland

The most flights from CAON to IE0 are scheduled on a Friday (10 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

How far ahead should I book a flight from Region of Ontario to Ireland?

The price you pay for your flight from Region of Ontario to Ireland may vary depending on when you book. For the best chance of a lower fare, look to book 62 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

How long is the flight from Region of Ontario to Ireland?
Departing from Region of Ontario to Ireland will take you 13h 35m. There are 5258 km between Region of Ontario and Ireland. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines to fly from Region of Ontario to Ireland one-way?
The cheapest airlines for a one-way flight from Region of Ontario to Ireland are Air Transat (C$ 225), WestJet (C$ 252), and Porter Airlines (C$ 318).
Can I find deals for flights from Ontario to Ireland that include hotel bookings?
Yes. In addition to deals on Ontario to Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to Ireland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Ireland.
Can I find deals for business class flights from Ontario to Ireland?
Yes. Cheapflights offers flight deals from Ontario to Ireland 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 Region of Ontario to Ireland?
Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Ireland (average of C$ 685). Flying from Region of Ontario to Ireland in December is currently the most expensive (average of C$ 1,116). 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

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Alternative routes for Ontario to Ireland

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Top 10 airlines flying from Ontario to Ireland

Airline	Cheapest	Average	Flexibility	On-time
Aer Lingus	CheapestC$ 196	AverageC$ 772	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
WestJet	CheapestC$ 495	AverageC$ 739	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Icelandair	CheapestC$ 512	AverageC$ 634	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
Porter Airlines	CheapestC$ 571	AverageC$ 803	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Air Transat	CheapestC$ 573	AverageC$ 780	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Lufthansa	CheapestC$ 616	AverageC$ 1,001	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Air Canada	CheapestC$ 635	AverageC$ 926	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
American Airlines	CheapestC$ 731	AverageC$ 977	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Iberia	CheapestC$ 745	AverageC$ 875	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
British Airways	CheapestC$ 752	AverageC$ 1,061	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ireland from Ontario today with Cheapflights!

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

Cheapflights helps you find that perfect flight to Ireland from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Need flexible booking options for your flight to Ireland from Ontario? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ireland from Ontario today and book when prices fit your budget.

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Cheap flights from Ontario to Ireland from C$ 261

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ontario to Ireland

Cheapest flights from Ontario to IrelandExplore the most affordable flight options available from Ontario to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 October 2026.

Explore the most affordable flight options available from Ontario to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 October 2026.

Best flights from Ontario to IrelandDiscover carefully curated flight deals from Ontario to Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 3 October 2026.

Discover carefully curated flight deals from Ontario to Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 3 October 2026.

Direct flights from Ontario to IrelandExplore direct flight options from Ontario to Ireland based on user searches, and compare prices and availability for your desired travel dates. Data last updated 3 October 2026.

Explore direct flight options from Ontario to Ireland based on user searches, and compare prices and availability for your desired travel dates. Data last updated 3 October 2026.

Last-minute flights from Ontario to IrelandDiscover last-minute flight deals from Ontario to Ireland. Data last updated 3 October 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Ireland. Data last updated 3 October 2026 and is based on user searches.

One-way flights from Ontario to IrelandSearch for one-way flight options from Ontario to Ireland. Find affordable one-way fares based on user searches. Data last updated 3 October 2026.

Search for one-way flight options from Ontario to Ireland. Find affordable one-way fares based on user searches. Data last updated 3 October 2026.

Find flight deals from Ontario to Ireland

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One-way from

Popular in

Cheapest in

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Use the filters below to find and compare flights from Ontario to Ireland that are best for you.

Best time to book a flight from Ontario to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from Ontario with our price prediction graph.

Cheapflights Insights

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

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

Find hourly flight availability from Ontario to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 October 2026.

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

Weekly flight availability from Region of Ontario to Ireland

Explore weekly flight availability from Ontario to Ireland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 3 October 2026.

The most flights from CAON to IE0 are scheduled on a Friday (10 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

How far ahead should I book a flight from Region of Ontario to Ireland?

The price you pay for your flight from Region of Ontario to Ireland may vary depending on when you book. For the best chance of a lower fare, look to book 62 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

How long is the flight from Region of Ontario to Ireland?

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

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

How can I find direct flights from Ontario to Ireland?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Ireland

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Ireland by adding a car rental and/or hotel reservation to your travel itinerary.

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Book a non-stop flight to one of these other cities located in .

Search flights from Ontario to Ireland by cabin class

Find flights from Ontario to Ireland, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Ontario and Ireland flights

Browse other Ontario and Ireland flight options. Last updated on 3 October 2026.

Popular flight searches

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Find a return flight route from Ireland

Find the right flight back to Ontario after your stay in Ireland

Ontario to Ireland flights

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Consider these flights travelling to Ireland regions.

Top 10 airlines flying from Ontario to Ireland

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Cheapest flights from Ontario to Ireland
Explore the most affordable flight options available from Ontario to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 October 2026.

Best flights from Ontario to Ireland
Discover carefully curated flight deals from Ontario to Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 3 October 2026.

Direct flights from Ontario to Ireland
Explore direct flight options from Ontario to Ireland based on user searches, and compare prices and availability for your desired travel dates. Data last updated 3 October 2026.

Last-minute flights from Ontario to Ireland
Discover last-minute flight deals from Ontario to Ireland. Data last updated 3 October 2026 and is based on user searches.

One-way flights from Ontario to Ireland
Search for one-way flight options from Ontario to Ireland. Find affordable one-way fares based on user searches. Data last updated 3 October 2026.