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Cheap flights from Dublin to Ontario from £131

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 27/4. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — YYZ
30 Mar — 6 Apr1
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 28 February 2026.

Tue 7/414:15
DUB
-
YYZ
1 stop9h 55m
Icelandair
Mon 13/423:10
YYZ
-
DUB
1 stop9h 05m
Icelandair
Deal found 24/2£302
Mon 13/414:15
DUB
-
YYZ
1 stop9h 55m
Icelandair
Mon 20/420:45
YYZ
-
DUB
1 stop11h 30m
Icelandair
Deal found 26/2£303
Wed 29/412:15
DUB
-
YYZ
1 stop11h 55m
Icelandair
Mon 4/523:10
YYZ
-
DUB
1 stop9h 05m
Icelandair
Deal found 24/2£309
Thu 18/609:40
DUB
-
YYZ
1 stop10h 20m
WestJet
Sun 16/818:15
YYZ
-
DUB
1 stop9h 05m
WestJet
Deal found 24/2£313
Wed 29/409:40
DUB
-
YYZ
1 stop12h 35m
WestJet
Mon 4/521:35
YYZ
-
DUB
Nonstop6h 45m
WestJet
Deal found 24/2£315
Fri 17/412:15
DUB
-
YYZ
1 stop14h 50m
Icelandair
Fri 24/420:45
YYZ
-
DUB
1 stop11h 30m
Icelandair
Deal found 28/2£318
Wed 15/412:15
DUB
-
YYZ
1 stop14h 50m
Icelandair
Wed 22/423:10
YYZ
-
DUB
1 stop30h 55m
Icelandair
Deal found 28/2£320
Tue 10/311:30
DUB
-
YYZ
1 stop11h 45m
Icelandair
Wed 18/320:40
YYZ
-
DUB
1 stop9h 35m
Icelandair
Deal found 24/2£324
Thu 5/311:30
DUB
-
YYZ
1 stop11h 45m
Icelandair
Wed 18/320:40
YYZ
-
DUB
1 stop9h 35m
Icelandair
Deal found 24/2£325
Thu 16/417:40
DUB
-
YTZ
2 stops27h 12m
Multiple Airlines
Thu 23/410:45
YTZ
-
DUB
2 stops20h 25m
Multiple Airlines
Deal found 27/2£327
Mon 25/509:20
DUB
-
YTZ
1 stop27h 32m
Air Canada
Wed 3/616:30
YTZ
-
DUB
1 stop10h 15m
Air Canada
Deal found 27/2£357
Mon 8/609:50
DUB
-
YTZ
1 stop9h 32m
Air Canada
Sun 28/617:30
YTZ
-
DUB
1 stop9h 15m
Air Canada
Deal found 26/2£359

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 28 February 2026.

Round-trip from

£302

One-way from

£131

Popular in

June

Cheapest in

November

Average price

£355

Good round-trip deal

£385 or less

Good one-way deal

£177 or less
Icelandair
  • Icelandair
  • 7/4-13/4
  • 2 total stops
  • 19h 00m total
  • Dublin to Ontario
Search Deals
WestJet
  • WestJet
  • 27/4
  • 1 total stop
  • 12h 35m total
  • Dublin to Ontario
Search Deals
Highest demand for flights based on searches. 31% potential increase in price (£161 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 17% potential price decrease (£51 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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

 
Customise 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 858,174 searches. Data last updated 28 February 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

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Fri 1/5

08:50-14:19

1 stop10h 29m

Toronto Pearson Intl

Tue 5/5

13:55-10:40

1 stop15h 45m

£392

DublinToronto

DUB - YTZ

DUBYTZ

Dublin

Thu 9/4

08:50-20:09

2 stops16h 19m

Toronto Island

Thu 16/4

14:20-07:30

1 stop12h 10m

£395

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Tue 7/4

19:50-15:40

2 stops24h 50m

Toronto Pearson Intl

Mon 13/4

17:10-10:55

2 stops36h 45m

£409

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Fri 12/6

12:30-23:03

2 stops15h 33m

Toronto Pearson Intl

Sat 20/6

14:00-09:45

1 stop14h 45m

£411

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Fri 5/6

09:30-23:29

1 stop18h 59m

Toronto Pearson Intl

Fri 3/7

18:25-11:50

1 stop12h 25m

£423

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Sun 2/8

13:15-15:50

Nonstop7h 35m

Toronto Pearson Intl

Wed 26/8

23:55-11:30

Nonstop6h 35m

£423

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Mon 3/8

13:15-15:50

Nonstop7h 35m

Toronto Pearson Intl

Wed 26/8

23:55-11:30

Nonstop6h 35m

£423

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Sat 14/3

05:55-20:15

1 stop18h 20m

Toronto Pearson Intl

Sun 29/3

18:00-15:25

1 stop16h 25m

£427

DublinToronto

DUB - YTZ

DUBYTZ

Dublin

Fri 5/6

12:30-18:42

1 stop11h 12m

Toronto Island

Fri 3/7

14:55-07:20

1 stop11h 25m

£443

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Fri 13/3

09:45-21:54

1 stop16h 09m

Toronto Pearson Intl

Wed 18/3

23:00-15:45

1 stop12h 45m

£447

Flights are sorted by cheapest return flights first.

Deals found on 27/2

Showing 1-10 of 50 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 return 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

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

Currently, March is the cheapest month in which you can book a flight from Dublin to Region of Ontario (average of £194). Flying from Dublin to Region of Ontario in July is currently the most expensive (average of £366). 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 28 February 2026.

When flying from Dublin to Region of Ontario, 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 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 28 February 2026.

The most flights from DUB to CAON 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 (4 on average).

How much does it cost for a return flight 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 28 February 2026.
Read reviews from past customers who have flown with 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
7.7
Good
515 reviews
Check prices

Food

6.8

Overall

7.7

Comfort

7.3

Entertainment

7.1

Boarding

7.9

Crew

8.5

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
7.7
Good
515 reviews
Air Transat
7.7
Good
515 reviews
Check prices

Food

6.8

Overall

7.7

Comfort

7.3

Entertainment

7.1

Boarding

7.9

Crew

8.5

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
7.2
Good
1,464 reviews
Air Transat
7.7
Good
515 reviews
Check prices

Food

6.8

Overall

7.7

Comfort

7.3

Entertainment

7.1

Boarding

7.9

Crew

8.5

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
3,276 reviews
Air Transat
7.7
Good
515 reviews
Check prices

Food

6.8

Overall

7.7

Comfort

7.3

Entertainment

7.1

Boarding

7.9

Crew

8.5

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
10,759 reviews
Air Transat
7.7
Good
515 reviews
Check prices

Food

6.8

Overall

7.7

Comfort

7.3

Entertainment

7.1

Boarding

7.9

Crew

8.5

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
7.1
Good
617 reviews
Air Transat
7.7
Good
515 reviews
Check prices

Food

6.8

Overall

7.7

Comfort

7.3

Entertainment

7.1

Boarding

7.9

Crew

8.5

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 5.7 mi journey to Dublin (DUB) from Dublin’s city center.

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

    For as low as £392, United Airlines can have you in Region of Ontario from Dublin in 10h 29m. Dublin and Region of Ontario are separated by a distance of 3267 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as £87. Users have also found prices from £160 and £259 on Air Transat and Lufthansa, respectively.

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

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

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

    No one likes to see their flight delayed. When booking a flight from Dublin to Region of Ontario consider choosing Iberia (89%), American Airlines (86%) or Aer Lingus (86%) as they are the most reliable in getting you off to your destination on time.

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

    Looking at all options, your cheapest flight can be booked for £94. While the most popular route (Dublin - Toronto Pearson Intl) can be booked for £306 on average, our data indicates £890 when flying from Dublin to Region of Ontario.

  • 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 holiday 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, March is the cheapest month in which you can book a flight from Dublin to Region of Ontario (average of £194). Flying from Dublin to Region of Ontario in July is currently the most expensive (average of £366). 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 6 airlines flying from Dublin to Ontario

Discover the top 6 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 858,174 searches. Data last updated 28 February 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest£195Average£373FlexibilityNo cancel feeOn-time60%
Search WestJet flights
IcelandairCheapest£272Average£352FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air TransatCheapest£297Average£441FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Aer LingusCheapest£314Average£379FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
LufthansaCheapest£320Average£426FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapest£329Average£481FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers 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?

Deals for Dublin to Ontario flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Dublin to Ontario for you. Better yet — we are completely free to use.

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

Need flexible booking options for your flight to Ontario from Dublin? 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 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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