Cheap flights from Ontario to Ireland from C$ 343
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 7/6. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Ontario to Ireland
Keep the following information in mind while searching for Ontario to Ireland flight deals. Data was last updated 28 March 2025.
Find 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 28 March 2025.
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 28 March 2025.
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Ireland 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 March 2025.
Use the filters below to find and compare flights from Ontario to Ireland that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
TorontoDublin
YYZ - DUB
YYZDUB
Toronto Pearson Intl
Sat 31/5
11:55 p.m.-11:30 a.m.
Nonstop6h 35m
Dublin
Fri 13/6
1:15 p.m.-3:50 p.m.
Nonstop7h 35m
TorontoDublin
YYZ - DUB
YYZDUB
Toronto Pearson Intl
Wed 11/6
10:15 p.m.-12:40 a.m.
1 stop21h 25m
Dublin
Wed 18/6
11:30 a.m.-2:10 p.m.
Nonstop7h 40m
TorontoDublin
YYZ - DUB
YYZDUB
Toronto Pearson Intl
Mon 1/9
11:55 p.m.-11:30 a.m.
Nonstop6h 35m
Dublin
Sun 14/9
1:15 p.m.-3:50 p.m.
Nonstop7h 35m
TorontoDublin
YYZ - DUB
YYZDUB
Toronto Pearson Intl
Thu 22/5
10:10 p.m.-10:00 a.m.
Nonstop6h 50m
Dublin
Fri 6/6
11:30 a.m.-2:10 p.m.
Nonstop7h 40m
TorontoDublin
YYZ - DUB
YYZDUB
Toronto Pearson Intl
Mon 12/5
8:40 p.m.-8:15 a.m.
Nonstop6h 35m
Dublin
Wed 21/5
9:50 a.m.-11:55 a.m.
Nonstop7h 05m
HamiltonDublin
YHM - DUB
YHMDUB
Hamilton
Wed 2/4
7:00 p.m.-10:15 a.m.
1 stop10h 15m
Dublin
Wed 9/4
11:35 a.m.-5:45 p.m.
1 stop11h 10m
TorontoDublin
YTZ - DUB
YTZDUB
Toronto Island
Mon 2/6
5:25 p.m.-7:45 a.m.
1 stop9h 20m
Dublin
Sat 7/6
9:20 a.m.-4:50 p.m.
1 stop12h 30m
TorontoDublin
YYZ - DUB
YYZDUB
Toronto Pearson Intl
Mon 9/6
3:00 p.m.-7:45 a.m.
1 stop11h 45m
Dublin
Tue 17/6
9:20 a.m.-3:34 p.m.
1 stop11h 14m
TorontoDublin
YTZ - DUB
YTZDUB
Toronto Island
Sun 1/6
5:25 p.m.-7:45 a.m.
1 stop9h 20m
Dublin
Fri 6/6
8:45 a.m.-7:50 p.m.
2 stops16h 05m
TorontoCork
YYZ - ORK
YYZORK
Toronto Pearson Intl
Wed 23/7
9:15 p.m.-10:45 p.m.
1 stop20h 30m
Cork
Thu 31/7
6:00 a.m.-1:10 p.m.
1 stop12h 10m
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
Everything you need to know about your flight from Ontario to Ireland
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$ 458). Flying from Region of Ontario to Ireland in December is currently the most expensive (average of C$ 760). 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?
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 28 March 2025.
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.
Rainfall in Ireland by month
Plan your trip to Ireland by taking into account the average rainfall totals by month.
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.
Temperature in Ireland by month
Plan your trip to Ireland by taking into account the average temperature totals by month.
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).
Reviews of airlines servicing Ireland
Get insights into the airlines that provide service to Ireland. 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 Ireland. Reviews last updated 28 March 2025.
Read through reviews of airlines operating flights from Ontario to Ireland, such as Delta, Porter Airlines and KLM. 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.
Crew
Boarding
Food
Entertainment
Comfort
Overall
Reviews
F.DAVID,Sep 2023
CDG - ATL
Crew
Boarding
Food
Entertainment
Comfort
Overall
Reviews
F.DAVID,Sep 2023
CDG - ATL
Crew
Boarding
Food
Entertainment
Comfort
Overall
Reviews
F.DAVID,Sep 2023
CDG - ATL
Crew
Boarding
Food
Entertainment
Comfort
Overall
Reviews
F.DAVID,Sep 2023
CDG - ATL
Crew
Boarding
Food
Entertainment
Comfort
Overall
Reviews
F.DAVID,Sep 2023
CDG - ATL
Crew
Boarding
Food
Entertainment
Comfort
Overall
Reviews
F.DAVID,Sep 2023
CDG - ATL
Related info for your journey
Find useful and relevant information for your journey from Ontario to Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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.
Top 10 airlines flying from Ontario to Ireland
Discover the top 10 airlines that operate flights from Ontario to Ireland. 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 March 2025.
Fly with Cheapflights
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How does Cheapflights help users find flights from Ontario to Ireland?
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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.