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

Departing from Region of Ontario to Ireland will take you 6h 25m. 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$ 238), WestJet (C$ 254), and Porter Airlines (C$ 315).

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$ 258+ 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 19 October 2026.

Fri 27/117:40 p.m. -

1 stop9h 35m

Tue 8/1211:30 a.m. -

1 stop11h 45m

Deal found 15/10C$ 604

Wed 11/117:40 p.m. -

1 stop9h 35m

Mon 23/1111:30 a.m. -

1 stop11h 45m

Deal found 16/10C$ 637

Thu 26/117:40 p.m. -

1 stop9h 35m

Tue 1/1211:30 a.m. -

1 stop11h 45m

Deal found 19/10C$ 642

Tue 24/117:40 p.m. -

1 stop9h 35m

Tue 1/1211:30 a.m. -

1 stop11h 45m

Deal found 16/10C$ 647

Mon 19/106:20 p.m. -

1 stop9h 20m

Sun 25/1010:40 a.m. -

Nonstop7h 40m

Deal found 15/10C$ 652

Thu 12/115:20 p.m. -

Nonstop6h 50m

Thu 19/111:05 p.m. -

Nonstop7h 45m

Deal found 19/10C$ 661

Fri 4/127:40 p.m. -

1 stop9h 35m

Thu 10/1211:30 a.m. -

1 stop11h 45m

Deal found 16/10C$ 671

Sun 8/117:45 p.m. -

Nonstop6h 25m

Sat 14/119:00 a.m. -

Nonstop7h 10m

Deal found 19/10C$ 673

Mon 9/117:40 p.m. -

1 stop9h 35m

Tue 24/1111:30 a.m. -

1 stop11h 45m

Deal found 16/10C$ 674

Mon 30/117:40 p.m. -

1 stop9h 35m

Thu 10/1211:30 a.m. -

1 stop11h 45m

Deal found 19/10C$ 676

Tue 10/117:40 p.m. -

1 stop9h 35m

Tue 17/1111:30 a.m. -

1 stop11h 45m

Deal found 15/10C$ 678

Fri 13/1110:45 a.m. -

2 stops19h 35m

Sat 21/1112:10 p.m. -

2 stops38h 26m

Deal found 19/10C$ 756

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 19 October 2026.

Sun 8/117:50 p.m. -

1 stop16h 20m

Sat 14/119:00 a.m. -

Nonstop7h 10m

Deal found 17/10C$ 742

Tue 17/114:20 p.m. -

2 stops13h 00m

Wed 2/1210:40 a.m. -

1 stop13h 05m

Deal found 16/10C$ 798

Tue 3/116:30 p.m. -

1 stop15h 00m

Tue 17/118:50 a.m. -

1 stop11h 50m

Deal found 16/10C$ 825

Sun 29/115:55 p.m. -

1 stop11h 45m

Fri 4/125:30 p.m. -

1 stop27h 10m

Deal found 16/10C$ 831

Sun 29/1110:35 a.m. -

1 stop15h 35m

Thu 3/129:00 a.m. -

1 stop29h 55m

Deal found 15/10C$ 905

Tue 23/210:35 a.m. -

2 stops26h 10m

Tue 9/39:00 a.m. -

1 stop14h 45m

Deal found 16/10C$ 934

Sat 17/410:00 p.m. -

1 stop13h 05m

Sat 24/45:25 p.m. -

1 stop31h 50m

Deal found 14/10C$ 1,089

Sat 14/115:20 p.m. -

2 stops18h 25m

Sat 21/115:10 p.m. -

2 stops27h 40m

Deal found 15/10C$ 1,117

Wed 4/117:45 p.m. -

Nonstop6h 25m

Wed 18/119:10 a.m. -

1 stop12h 05m

Deal found 15/10C$ 777

Sat 7/119:10 p.m. -

1 stop29h 20m

Sat 14/111:35 p.m. -

2 stops13h 43m

Deal found 16/10C$ 798

Sun 24/16:30 p.m. -

1 stop15h 15m

Sat 30/16:00 a.m. -

1 stop14h 40m

Deal found 15/10C$ 832

Fri 27/119:15 p.m. -

1 stop14h 25m

Fri 4/125:40 a.m. -

1 stop18h 35m

Deal found 18/10C$ 834

Wed 4/117:45 p.m. -

Nonstop6h 25m

Wed 11/119:10 a.m. -

1 stop12h 05m

Deal found 15/10C$ 777

Mon 9/115:25 p.m. -

2 stops11h 55m

Mon 16/119:30 a.m. -

2 stops15h 58m

Deal found 19/10C$ 804

Sun 22/119:15 p.m. -

1 stop14h 25m

Sun 29/115:30 p.m. -

1 stop27h 10m

Deal found 18/10C$ 849

Thu 11/28:25 p.m. -

2 stops15h 05m

Thu 18/29:00 a.m. -

Nonstop7h 10m

Deal found 18/10C$ 786

Sat 9/110:35 a.m. -

1 stop15h 35m

Sat 16/15:10 a.m. -

2 stops18h 35m

Deal found 17/10C$ 956

Wed 11/113:20 p.m. -

1 stop14h 00m

Wed 18/1112:05 p.m. -

1 stop11h 52m

Deal found 15/10C$ 811

Sat 28/116:10 p.m. -

2 stops15h 35m

Fri 4/125:30 p.m. -

1 stop27h 10m

Deal found 15/10C$ 866

Mon 18/15:10 p.m. -

2 stops18h 10m

Sun 31/16:00 a.m. -

1 stop14h 00m

Deal found 16/10C$ 956

Thu 26/112:00 p.m. -

1 stop15h 20m

Thu 17/121:35 p.m. -

1 stop13h 21m

Deal found 19/10C$ 1,076

Wed 2/123:20 p.m. -

1 stop14h 00m

Mon 7/1212:05 p.m. -

1 stop11h 52m

Deal found 19/10C$ 815

Thu 3/125:20 p.m. -

2 stops18h 25m

Thu 10/128:05 p.m. -

2 stops24h 45m

Deal found 19/10C$ 1,094

Sat 17/45:35 p.m. -

2 stops17h 30m

Sat 24/45:25 p.m. -

2 stops27h 25m

Deal found 14/10C$ 1,142

Sun 24/16:30 p.m. -

1 stop15h 15m

Sat 30/111:15 a.m. -

2 stops16h 45m

Deal found 15/10C$ 872

Wed 4/115:10 p.m. -

2 stops19h 35m

Mon 9/119:00 a.m. -

1 stop12h 05m

Deal found 15/10C$ 970

Sat 16/112:10 p.m. -

2 stops14h 20m

Sat 6/39:30 a.m. -

2 stops14h 15m

Deal found 18/10C$ 819

Fri 30/1010:35 a.m. -

2 stops17h 35m

Thu 5/119:00 a.m. -

1 stop14h 40m

Deal found 16/10C$ 1,130

Thu 5/111:17 p.m. -

2 stops41h 13m

Tue 10/112:40 p.m. -

1 stop27h 21m

Deal found 18/10C$ 1,182

Tue 3/115:25 p.m. -

2 stops11h 55m

Tue 10/111:35 p.m. -

2 stops15h 17m

Deal found 15/10C$ 824

Find flight deals from Ontario to Ireland

Round-trip from	C$ 597
One-way from	C$ 258
Popular in	December
Cheapest in	January
Average price	C$ 683
Good round-trip deal	C$ 1,022 or less
Good one-way deal	C$ 577 or less

Icelandair
14/1-20/1
2 total stops
21h 20m total
Ontario to Ireland

Search Deals

WestJet
24/10-31/12
Nonstop
6h 50m total
Ontario to Ireland

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (C$ 88 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (C$ 38 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

YTZ Toronto Island - DUB Dublin

YTZDUB

Toronto Island

Mon 9/11

5:50 p.m.-7:35 a.m.

3 stops32h 45m

Dublin

Wed 31/12

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

Nonstop0h 00m

C$ 420

TorontoDublin

YYZ Toronto Pearson Intl - DUB Dublin

YYZDUB

Toronto Pearson Intl

Sun 8/11

8:15 p.m.-6:55 a.m.

1 stop29h 40m

Dublin

Wed 31/12

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

Nonstop0h 00m

C$ 437

TorontoCork

YYZ Toronto Pearson Intl - ORK Cork

YYZORK

Toronto Pearson Intl

Mon 30/11

10:45 p.m.-8:20 p.m.

3 stops40h 35m

Cork

Wed 31/12

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

Nonstop0h 00m

C$ 454

Quickest round-trip

TorontoDublin

YYZ Toronto Pearson Intl - DUB Dublin

YYZDUB

Toronto Pearson Intl

Sat 24/10

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

Nonstop6h 35m

Dublin

Wed 31/12

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

Nonstop0h 00m

C$ 477

TorontoShannon

YYZ Toronto Pearson Intl - SNN Shannon

YYZSNN

Toronto Pearson Intl

Sun 29/11

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$ 478

OttawaDublin

YOW Ottawa - DUB Dublin

YOWDUB

Ottawa

Sat 5/12

6:10 a.m.-7:30 a.m.

2 stops44h 20m

Dublin

Wed 31/12

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

Nonstop0h 00m

C$ 489

TorontoShannon

YYZ Toronto Pearson Intl - SNN Shannon

YYZSNN

Toronto Pearson Intl

Wed 2/12

10:45 p.m.-7:00 a.m.

3 stops27h 15m

Shannon

Wed 31/12

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

Nonstop0h 00m

C$ 491

TorontoDublin

YTZ Toronto Island - DUB Dublin

YTZDUB

Toronto Island

Thu 7/1

2:45 p.m.-8:25 p.m.

3 stops24h 40m

Dublin

Wed 31/12

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

Nonstop0h 00m

C$ 492

TorontoShannon

YYZ Toronto Pearson Intl - SNN Shannon

YYZSNN

Toronto Pearson Intl

Sat 24/10

9:40 p.m.-5:00 p.m.

2 stops15h 20m

Shannon

Wed 31/12

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

Nonstop0h 00m

C$ 499

TorontoCork

YYZ Toronto Pearson Intl - ORK Cork

YYZORK

Toronto Pearson Intl

Wed 2/12

10:45 p.m.-11:55 p.m.

3 stops44h 10m

Cork

Wed 31/12

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

Nonstop0h 00m

C$ 499

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/10

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

YYZ-ORK

YQG-DUB

YYZ-SNN

YTZ-DUB

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

YYZ-ORK

YQG-DUB

YYZ-SNN

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

Currently, February is the cheapest month in which you can book a flight from Region of Ontario to Ireland (average of C$ 684). Flying from Region of Ontario to Ireland in December is currently the most expensive (average of C$ 1,114). 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 Thursday (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 6h 25m. 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$ 238), WestJet (C$ 254), and Porter Airlines (C$ 315).
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, February is the cheapest month in which you can book a flight from Region of Ontario to Ireland (average of C$ 684). Flying from Region of Ontario to Ireland in December is currently the most expensive (average of C$ 1,114). 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$ 180	AverageC$ 788	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
WestJet	CheapestC$ 490	AverageC$ 734	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Icelandair	CheapestC$ 522	AverageC$ 678	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
Porter Airlines	CheapestC$ 565	AverageC$ 793	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Air Transat	CheapestC$ 566	AverageC$ 772	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Lufthansa	CheapestC$ 614	AverageC$ 999	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Air Canada	CheapestC$ 630	AverageC$ 917	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
American Airlines	CheapestC$ 724	AverageC$ 968	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Iberia	CheapestC$ 738	AverageC$ 867	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
British Airways	CheapestC$ 745	AverageC$ 1,052	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$ 258

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 24/10. 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 19 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 19 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 19 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 19 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 19 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 19 October 2026.

Last-minute flights from Ontario to IrelandDiscover last-minute flight deals from Ontario to Ireland. Data last updated 19 October 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Ireland. Data last updated 19 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 19 October 2026.

Search for one-way flight options from Ontario to Ireland. Find affordable one-way fares based on user searches. Data last updated 19 October 2026.

Find flight deals from Ontario to Ireland

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One-way from

Popular in

Cheapest in

Average price

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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 19 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 19 October 2026.

The most flights from CAON to IE0 are scheduled on a Thursday (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

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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 19 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

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 19 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 19 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 19 October 2026.

Last-minute flights from Ontario to Ireland
Discover last-minute flight deals from Ontario to Ireland. Data last updated 19 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 19 October 2026.