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Cheap flights from Dublin to Ontario from C$ 288

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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — YYZ
31 May — 7 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Dublin to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Dublin to Ontario
Explore the most affordable flight options available from Dublin to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 May 2026.

Wed 13/59:40 a.m.
DUB
-
YYZ
1 stop12h 35m
WestJet
Mon 18/59:35 p.m.
YYZ
-
DUB
Nonstop6h 45m
WestJet
Deal found 26/4C$ 610
Thu 18/69:40 a.m.
DUB
-
YYZ
1 stop10h 20m
WestJet
Fri 19/611:05 p.m.
YYZ
-
DUB
Nonstop6h 50m
WestJet
Deal found 27/4C$ 618
Sat 16/59:40 a.m.
DUB
-
YYZ
1 stop12h 35m
Multiple Airlines
Mon 25/510:10 p.m.
YYZ
-
DUB
1 stop21h 05m
Multiple Airlines
Deal found 30/4C$ 621
Sun 10/510:40 a.m.
DUB
-
YYZ
Nonstop7h 40m
WestJet
Mon 18/59:35 p.m.
YYZ
-
DUB
Nonstop6h 45m
WestJet
Deal found 28/4C$ 622
Sat 16/511:20 a.m.
DUB
-
YYZ
Nonstop7h 40m
WestJet
Mon 25/59:35 p.m.
YYZ
-
DUB
Nonstop6h 45m
WestJet
Deal found 30/4C$ 623
Fri 15/510:40 a.m.
DUB
-
YYZ
Nonstop7h 40m
WestJet
Sun 24/57:35 a.m.
YYZ
-
DUB
1 stop19h 45m
WestJet
Deal found 29/4C$ 625
Mon 4/59:40 a.m.
DUB
-
YYZ
1 stop12h 35m
WestJet
Sun 24/57:35 a.m.
YYZ
-
DUB
1 stop19h 45m
WestJet
Deal found 30/4C$ 627
Sat 2/59:40 a.m.
DUB
-
YYZ
1 stop12h 35m
WestJet
Fri 22/510:10 p.m.
YYZ
-
DUB
Nonstop6h 50m
WestJet
Deal found 30/4C$ 629
Sat 16/512:15 p.m.
DUB
-
YYZ
Nonstop7h 40m
WestJet
Fri 29/511:05 p.m.
YYZ
-
DUB
Nonstop6h 50m
WestJet
Deal found 27/4C$ 630
Wed 17/69:40 a.m.
DUB
-
YYZ
1 stop10h 20m
Multiple Airlines
Mon 29/610:10 p.m.
YYZ
-
DUB
1 stop21h 05m
Multiple Airlines
Deal found 27/4C$ 632
Sat 16/59:40 a.m.
DUB
-
YUL
2 stops19h 45m
Multiple Airlines
Sun 24/56:45 a.m.
YUL
-
DUB
2 stops35h 30m
Multiple Airlines
Deal found 29/4C$ 633
Tue 5/510:40 a.m.
DUB
-
YYZ
Nonstop7h 40m
Multiple Airlines
Sun 24/510:10 p.m.
YYZ
-
DUB
1 stop20h 05m
Multiple Airlines
Deal found 30/4C$ 633

Find flight deals from Dublin to Ontario

Keep the following information in mind while searching for Dublin to Ontario flight deals. Data was last updated 1 May 2026.

Round-trip from

C$ 610

One-way from

C$ 288

Popular in

June

Cheapest in

November

Average price

C$ 752

Good round-trip deal

C$ 710 or less

Good one-way deal

C$ 354 or less
WestJet
  • WestJet
  • 13/5-18/5
  • 1 total stop
  • 19h 20m total
  • Dublin to Ontario
Search Deals
WestJet
  • WestJet
  • 7/5
  • 2 total stops
  • 19h 45m total
  • Dublin to Ontario
Search Deals
Highest demand for flights based on searches. 31% potential increase in price (C$ 537 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 16% potential price decrease (C$ 171 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Dublin to Ontario.
Search Deals
Price to beat on a one-way flight from Dublin to Ontario.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dublin 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 1 May 2026.
Use the filters below to find and compare flights from Dublin to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Tue 16/6

6:00 a.m.-4:20 p.m.

1 stop15h 20m

Toronto Pearson Intl

Mon 22/6

8:50 p.m.-8:15 a.m.

Nonstop6h 25m

C$ 701

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Tue 12/5

6:00 a.m.-7:30 p.m.

1 stop18h 30m

Toronto Pearson Intl

Mon 18/5

8:45 p.m.-8:15 a.m.

Nonstop6h 30m

C$ 703

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Mon 15/6

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

Nonstop7h 35m

Toronto Pearson Intl

Fri 3/7

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

Nonstop6h 35m

C$ 750

DublinToronto

DUB - YTZ

DUBYTZ

Dublin

Wed 23/9

12:30 p.m.-6:42 p.m.

1 stop11h 12m

Toronto Island

Thu 5/11

2:55 p.m.-10:20 a.m.

1 stop14h 25m

C$ 787

DublinToronto

DUB - YTZ

DUBYTZ

Dublin

Wed 7/10

12:30 p.m.-6:42 p.m.

1 stop11h 12m

Toronto Island

Tue 13/10

2:55 p.m.-7:20 a.m.

1 stop11h 25m

C$ 788

DublinToronto

DUB - YTZ

DUBYTZ

Dublin

Sun 18/10

8:50 a.m.-8:09 p.m.

2 stops16h 19m

Toronto Island

Sat 24/10

12:15 p.m.-10:55 a.m.

2 stops17h 40m

C$ 790

DublinToronto

DUB - YTZ

DUBYTZ

Dublin

Wed 10/6

12:30 p.m.-6:42 p.m.

1 stop11h 12m

Toronto Island

Tue 30/6

2:55 p.m.-7:20 a.m.

1 stop11h 25m

C$ 794

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Wed 28/10

12:05 p.m.-6:42 p.m.

1 stop10h 37m

Toronto Pearson Intl

Wed 4/11

7:40 p.m.-10:20 a.m.

1 stop9h 40m

C$ 795

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Sat 6/6

9:30 a.m.-8:44 p.m.

2 stops16h 14m

Toronto Pearson Intl

Sun 14/6

8:00 p.m.-11:10 a.m.

1 stop10h 10m

C$ 801

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Mon 15/6

1:35 p.m.-10:12 p.m.

2 stops13h 37m

Toronto Pearson Intl

Mon 29/6

7:43 p.m.-10:40 a.m.

1 stop9h 57m

C$ 801

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/4

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Dublin to Ontario

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

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

The price you pay for your flight from Dublin to Region of Ontario 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.

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

Currently, May is the cheapest month in which you can book a flight from Dublin to Region of Ontario (average of C$ 311). Flying from Dublin to Region of Ontario in August is currently the most expensive (average of C$ 1,877). 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 DUB to ON?

Find hourly flight availability from Dublin 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 1 May 2026.

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

Weekly flight availability from Dublin to Region of Ontario

Explore weekly flight availability from Dublin to Ontario. 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 1 May 2026.

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

How much does it cost to fly round-trip from Dublin to Region of Ontario?

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 1 May 2026.
Read reviews from past customers who have flown Air Transat,Aer Lingus, andWestJet from Dublin to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.8
Good
546 reviews
Check prices

Boarding

7.9

Crew

8.5

Food

6.8

Comfort

7.3

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Air Transat
7.8
Good
546 reviews
Air Transat
7.8
Good
546 reviews
Check prices

Boarding

7.9

Crew

8.5

Food

6.8

Comfort

7.3

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Aer Lingus
7.3
Good
1,536 reviews
Air Transat
7.8
Good
546 reviews
Check prices

Boarding

7.9

Crew

8.5

Food

6.8

Comfort

7.3

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
WestJet
7.2
Good
3,331 reviews
Air Transat
7.8
Good
546 reviews
Check prices

Boarding

7.9

Crew

8.5

Food

6.8

Comfort

7.3

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Air Canada
7.1
Good
10,983 reviews
Air Transat
7.8
Good
546 reviews
Check prices

Boarding

7.9

Crew

8.5

Food

6.8

Comfort

7.3

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Icelandair
7.0
Good
646 reviews
Air Transat
7.8
Good
546 reviews
Check prices

Boarding

7.9

Crew

8.5

Food

6.8

Comfort

7.3

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.

Related info for your journey

Find useful and relevant information for your journey from Dublin to Ontario. 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 from for flights from Dublin to Ontario?

    Dublin (DUB) is the airport you will fly out of if you book a flight from Dublin to Ontario. It is only a 9.2 km journey to Dublin (DUB) from Dublin’s city centre.

  • How long is the flight from Dublin to Region of Ontario?

    Airlines like WestJet and Air Canada fly from Dublin to Region of Ontario in about 9h 32m. The time it takes to get you to your destination can typically vary by up to 3h 03m. Dublin and Region of Ontario are separated by a distance of 5246 km. This flight may include one or multiple stops.

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

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as C$ 182. However, be on the lookout for offers from Air Transat and Icelandair, as they are both options that can get you from Dublin to Region of Ontario for a low price.

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

    When deciding which route to take from Dublin to Region of Ontario consider Dublin - Toronto Pearson Intl, Dublin - Toronto Island or Dublin - Montreal Pierre Elliott Trudeau Intl as they are the most popular.

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

    The top 3 most reliable airlines when flying from Dublin to Region of Ontario are WestJet (80%), American Airlines (63%) and Aer Lingus (63%).

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

    The cheapest flight price from Dublin to Region of Ontario is C$ 310. On average you can expect to pay C$ 1,677. The most popular route, (Dublin - Toronto Pearson Intl), can usually be booked for C$ 615.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Dublin to Region of Ontario (average of C$ 311). Flying from Dublin to Region of Ontario in August is currently the most expensive (average of C$ 1,877). 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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Top 7 airlines flying from Dublin to Ontario

Discover the top 7 airlines that operate flights from Dublin 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 1 May 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapestC$ 514AverageC$ 569FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
WestJetCheapestC$ 532AverageC$ 708FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air TransatCheapestC$ 540AverageC$ 770FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Aer LingusCheapestC$ 609AverageC$ 814FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Air CanadaCheapestC$ 632AverageC$ 865FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapestC$ 691AverageC$ 1,095FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
American AirlinesCheapestC$ 742AverageC$ 973FlexibilityNo cancel feeOn-time71%
Search American Airlines 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 Dublin to Ontario?

When you search for this flight from Dublin to Ontario, 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 Dublin to Ontario?

Cheapflights simply makes it quick and affordable to book flights from Dublin to Ontario by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to Ontario from Dublin shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Of course! You can now track prices for flights from Dublin 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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