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Cheap flights from Ontario to Dublin from C$ 344

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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — DUB
22 Apr — 29 Apr1
1 adult

Cheap flight deals from Ontario to Dublin

Keep the following information in mind while searching for Ontario to Dublin flight deals. Data was last updated 17 April 2025.

Round-trip from

C$ 546

One-way from

C$ 344

Popular in

December

Cheapest in

November

Average price

C$ 761

Good round-trip deal

C$ 630 or less

Good one-way deal

C$ 392 or less
WestJet
  • WestJet
  • 28/5-11/6
  • 1 total stop
  • 19h 55m total
  • Ontario to Dublin
Search Deals
10/6
  • 10/6
  • 1 total stop
  • 15h 05m total
  • Ontario to Dublin
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 21 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Ontario to Dublin.
Search Deals
Price to beat on a one-way flight from Ontario to Dublin.
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Find flight deals from Ontario to Dublin

Cheapest flights from Ontario to Dublin
Explore the most affordable flight options available from Ontario to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 April 2025.

Mon 8/96:20 p.m.YYZ - DUB
1 stop9h 15mWestJet
Wed 17/912:00 p.m.DUB - YYZ
Nonstop7h 40mWestJet
Deal found 17/4C$ 545
Wed 28/510:15 p.m.YYZ - DUB
1 stop12h 15mMultiple Airlines
Wed 11/611:30 a.m.DUB - YYZ
Nonstop7h 40mMultiple Airlines
Deal found 17/4C$ 546
Wed 24/911:55 p.m.YYZ - DUB
Nonstop6h 35mAir Transat
Fri 10/101:15 p.m.DUB - YYZ
Nonstop7h 35mAir Transat
Deal found 17/4C$ 559
Tue 10/611:55 p.m.YYZ - DUB
Nonstop6h 35mPorter Airlines
Tue 17/61:15 p.m.DUB - YYZ
Nonstop7h 35mPorter Airlines
Deal found 17/4C$ 582
Fri 19/96:25 p.m.YTZ - DUB
1 stop8h 20mAir Canada
Thu 25/99:20 a.m.DUB - YTZ
1 stop10h 25mAir Canada
Deal found 17/4C$ 667
Wed 5/117:45 p.m.YYZ - DUB
1 stop9h 30mIcelandair
Mon 17/1111:30 a.m.DUB - YYZ
1 stop11h 45mIcelandair
Deal found 16/4C$ 670
Wed 3/95:00 p.m.YYZ - DUB
1 stop9h 45mAir Canada
Wed 1/109:50 a.m.DUB - YYZ
Nonstop7h 05mAir Canada
Deal found 17/4C$ 677
Sun 1/68:20 p.m.YYZ - DUB
1 stop30h 25mLufthansa
Tue 10/69:20 a.m.DUB - YYZ
1 stop17h 19mLufthansa
Deal found 17/4C$ 710
Sun 8/65:20 p.m.YYZ - DUB
Nonstop6h 35mAer Lingus
Sun 15/61:15 p.m.DUB - YYZ
Nonstop7h 25mAer Lingus
Deal found 16/4C$ 747
Wed 3/912:00 p.m.YYZ - DUB
2 stops14h 10mUnited Airlines
Wed 1/108:50 a.m.DUB - YYZ
2 stops14h 35mUnited Airlines
Deal found 17/4C$ 765
Wed 21/58:25 a.m.YTZ - DUB
2 stops22h 45mMultiple Airlines
Wed 4/69:20 a.m.DUB - YTZ
2 stops16h 17mMultiple Airlines
Deal found 17/4C$ 793
Sat 21/610:30 a.m.YUL - DUB
1 stop20h 00mAir Transat
Sun 29/61:15 p.m.DUB - YUL
1 stop16h 22mAir Transat
Deal found 17/4C$ 855

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Dublin 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 17 April 2025.
Use the filters below to find and compare flights from Ontario to Dublin that are best for you.

Fly from

Ontario

Fly to

Dublin

Route

Depart

Return

Price

TorontoDublin

YYZ - DUB

YYZDUB

Toronto Pearson Intl

Mon 8/9

6:20 p.m.-8:35 a.m.

1 stop9h 15m

Dublin

Wed 17/9

12:00 p.m.-2:40 p.m.

Nonstop7h 40m

C$ 545

TorontoDublin

YYZ - DUB

YYZDUB

Toronto Pearson Intl

Wed 28/5

10:15 p.m.-3:30 p.m.

1 stop12h 15m

Dublin

Wed 11/6

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

Nonstop7h 40m

C$ 546

TorontoDublin

YYZ - DUB

YYZDUB

Toronto Pearson Intl

Wed 24/9

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

Nonstop6h 35m

Dublin

Fri 10/10

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

Nonstop7h 35m

C$ 559

TorontoDublin

YYZ - DUB

YYZDUB

Toronto Pearson Intl

Tue 10/6

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

Nonstop6h 35m

Dublin

Tue 17/6

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

Nonstop7h 35m

C$ 582

TorontoDublin

YTZ - DUB

YTZDUB

Toronto Island

Fri 19/9

6:25 p.m.-7:45 a.m.

1 stop8h 20m

Dublin

Thu 25/9

9:20 a.m.-2:45 p.m.

1 stop10h 25m

C$ 667

TorontoDublin

YYZ - DUB

YYZDUB

Toronto Pearson Intl

Wed 3/9

5:00 p.m.-7:45 a.m.

1 stop9h 45m

Dublin

Wed 1/10

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

Nonstop7h 05m

C$ 677

TorontoDublin

YYZ - DUB

YYZDUB

Toronto Pearson Intl

Sun 1/6

8:20 p.m.-7:45 a.m.

1 stop30h 25m

Dublin

Tue 10/6

9:20 a.m.-9:39 p.m.

1 stop17h 19m

C$ 710

TorontoDublin

YYZ - DUB

YYZDUB

Toronto Pearson Intl

Sun 8/6

5:20 p.m.-4:55 a.m.

Nonstop6h 35m

Dublin

Sun 15/6

1:15 p.m.-3:40 p.m.

Nonstop7h 25m

C$ 747

TorontoDublin

YYZ - DUB

YYZDUB

Toronto Pearson Intl

Wed 3/9

12:00 p.m.-7:10 a.m.

2 stops14h 10m

Dublin

Wed 1/10

9:20 a.m.-3:34 p.m.

1 stop11h 14m

C$ 765

TorontoDublin

YTZ - DUB

YTZDUB

Toronto Island

Wed 21/5

8:25 a.m.-12:10 p.m.

2 stops22h 45m

Dublin

Wed 4/6

9:20 a.m.-8:37 p.m.

2 stops16h 17m

C$ 793

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/4

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Ontario 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 Ontario to Dublin

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

Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Dublin (average of C$ 458). Flying from Region of Ontario to Dublin 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 DUB?

Find hourly flight availability from Ontario to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 April 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Dublin as you normally would.

Weekly flight availability from Region of Ontario to Dublin

Explore weekly flight availability from Ontario to Dublin. 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 17 April 2025.

The most flights from CAON to DUB are scheduled on a Monday (7 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in Dublin by month

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

In terms of precipitation, rainfall in Dublin 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 Dublin when rainfall is around 49.0 mm.

Temperature in Dublin by month

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

If weather is an important factor for your trip to Dublin, 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 Dublin

Get insights into the airlines that provide service to Dublin. 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 Dublin. Reviews last updated 17 April 2025.
Read through reviews of airlines operating flights from Ontario to Dublin, such as Delta, Porter Airlines 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
7,917 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
4.0
Okay

Richard,Sep 2023

YYZ - ATL

Four hour delay (missing two screws). Seats in need of repair.
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
4.0
Okay

Richard,Sep 2023

YYZ - ATL

Four hour delay (missing two screws). Seats in need of repair.
Porter Airlines
8.0
Very good
281 reviews
Delta
8.0
Very good
7,917 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
4.0
Okay

Richard,Sep 2023

YYZ - ATL

Four hour delay (missing two screws). Seats in need of repair.
Air Transat
7.8
Good
385 reviews
Delta
8.0
Very good
7,917 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
4.0
Okay

Richard,Sep 2023

YYZ - ATL

Four hour delay (missing two screws). Seats in need of repair.
Finnair
7.6
Good
1,269 reviews
Delta
8.0
Very good
7,917 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
4.0
Okay

Richard,Sep 2023

YYZ - ATL

Four hour delay (missing two screws). Seats in need of repair.
SWISS
7.5
Good
1,580 reviews
Delta
8.0
Very good
7,917 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
4.0
Okay

Richard,Sep 2023

YYZ - ATL

Four hour delay (missing two screws). Seats in need of repair.

Related info for your journey

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

  • What airport do you fly into for flights to Dublin from Ontario?

    Located just 9.2 km from the city centre, Dublin (DUB) is the airport most travelers will use when flying to Dublin from Ontario.

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

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at C$ 349. Air Transat flights start at C$ 441 while deals on TAP AIR PORTUGAL start at C$ 514 one-way.

  • What are the most popular routes from Region of Ontario to Dublin?

    The most popular flight routes from Region of Ontario to Dublin are Toronto Pearson Intl - Dublin, Montreal Pierre Elliott Trudeau Intl - Dublin and Toronto Island - Dublin.

  • What are the most reliable airlines from Region of Ontario to Dublin?

    No one likes to see their flight delayed. When booking a flight from Region of Ontario to Dublin consider choosing American Airlines (82%), Aer Lingus (82%) or British Airways (82%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Region of Ontario to Dublin?

    The cheapest flight price from Region of Ontario to Dublin is C$ 249. On average you can expect to pay C$ 1,943. The most popular route, (Toronto Pearson Intl - Dublin), can usually be booked for C$ 498.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Dublin 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 Dublin?

    Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Dublin (average of C$ 458). Flying from Region of Ontario to Dublin 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.

See more FAQs

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Alternative routes for Ontario to Dublin

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Top 10 airlines flying from Ontario to Dublin

Discover the top 10 airlines that operate flights from Ontario to Dublin. 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 17 April 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapestC$ 327AverageC$ 502FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
Air CanadaCheapestC$ 427AverageC$ 965FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Aer LingusCheapestC$ 428AverageC$ 780FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
WestJetCheapestC$ 455AverageC$ 766FlexibilityNo cancel feeOn-time60%
Search WestJet flights
LufthansaCheapestC$ 455AverageC$ 999FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapestC$ 467AverageC$ 867FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapestC$ 503AverageC$ 949FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Porter AirlinesCheapestC$ 523AverageC$ 787FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air TransatCheapestC$ 538AverageC$ 808FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
IcelandairCheapestC$ 574AverageC$ 749FlexibilityNo cancel feeOn-time76%
Search Icelandair 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 Ontario to Dublin?

When you search for this flight from Ontario to Dublin, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to Dublin for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes! Cheapflights helps users easily find flights from Ontario to Dublin with no change fees.

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

Yes, Cheapflights offers price alerts on Ontario to Dublin flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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