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Cheap flights from Dublin to Ontario from C$ 245

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 17/9. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — YYZ
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Dublin to Ontario

Keep the following information in mind while searching for Dublin to Ontario flight deals. Data was last updated 11 September 2025.

Round-trip from

C$ 540

One-way from

C$ 245

Popular in

June

Cheapest in

November

Average price

C$ 672

Good round-trip deal

C$ 642 or less

Good one-way deal

C$ 417 or less
Icelandair
  • Icelandair
  • 8/10-17/10
  • 2 total stops
  • 45h 45m total
  • Dublin to Ontario
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WestJet
  • WestJet
  • 17/9
  • 1 total stop
  • 28h 39m total
  • Dublin to Ontario
Search Deals
Highest demand for flights based on searches. 32% potential increase in price (C$ 547 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 17% potential price decrease (C$ 171 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Dublin to Ontario.
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Price to beat on a one-way flight from Dublin to Ontario.
Search Deals

Find flight deals from Dublin to Ontario

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 11 September 2025.

Wed 8/1012:15 p.m.DUB - YYZ
1 stop14h 40mIcelandair
Fri 17/1011:00 p.m.YYZ - DUB
1 stop31h 05mIcelandair
Deal found 10/9C$ 540
Thu 9/102:15 p.m.DUB - YYZ
1 stop12h 40mIcelandair
Wed 22/1011:00 p.m.YYZ - DUB
1 stop31h 05mIcelandair
Deal found 11/9C$ 542
Wed 8/1012:15 p.m.DUB - YYZ
1 stop14h 40mIcelandair
Wed 15/1011:00 p.m.YYZ - DUB
1 stop9h 15mIcelandair
Deal found 10/9C$ 545
Tue 16/1211:30 a.m.DUB - YYZ
1 stop11h 45mIcelandair
Wed 7/17:40 p.m.YYZ - DUB
1 stop9h 35mIcelandair
Deal found 10/9C$ 550
Thu 25/91:15 p.m.DUB - YYZ
Nonstop7h 35mMultiple Airlines
Sat 4/1010:10 p.m.YYZ - DUB
Nonstop6h 50mMultiple Airlines
Deal found 11/9C$ 553
Thu 16/102:15 p.m.DUB - YYZ
1 stop9h 55mIcelandair
Wed 22/1011:00 p.m.YYZ - DUB
1 stop9h 15mIcelandair
Deal found 11/9C$ 560
Mon 15/99:45 a.m.DUB - YYZ
1 stop15h 15mWestJet
Tue 16/92:30 p.m.YYZ - DUB
1 stop13h 30mWestJet
Deal found 11/9C$ 563
Mon 3/115:10 a.m.DUB - YYZ
1 stop16h 05mLufthansa
Sun 9/117:45 p.m.YYZ - DUB
1 stop16h 25mLufthansa
Deal found 11/9C$ 564
Wed 1/1010:20 a.m.DUB - YYZ
1 stop28h 39mMultiple Airlines
Thu 2/1011:55 p.m.YYZ - DUB
Nonstop6h 35mMultiple Airlines
Deal found 11/9C$ 565
Wed 24/1210:20 a.m.DUB - YYZ
1 stop33h 30mAmerican Airlines
Sun 4/110:05 p.m.YYZ - DUB
1 stop13h 45mAmerican Airlines
Deal found 11/9C$ 567
Thu 16/102:15 p.m.DUB - YYZ
1 stop9h 55mIcelandair
Tue 28/108:40 p.m.YYZ - DUB
1 stop9h 35mIcelandair
Deal found 11/9C$ 568
Sat 1/115:10 a.m.DUB - YYZ
1 stop16h 05mLufthansa
Fri 7/116:15 p.m.YYZ - DUB
1 stop17h 10mLufthansa
Deal found 11/9C$ 570

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 11 September 2025.
Use the filters below to find and compare flights from Dublin to Ontario that are best for you.

Fly from

Dublin

Fly to

Ontario

Route

Depart

Return

Price

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Thu 27/11

11:30 a.m.-6:15 p.m.

1 stop11h 45m

Toronto Pearson Intl

Sun 30/11

7:40 p.m.-10:15 a.m.

1 stop9h 35m

C$ 558

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Thu 8/1

11:30 a.m.-6:15 p.m.

1 stop11h 45m

Toronto Pearson Intl

Wed 14/1

7:40 p.m.-10:15 a.m.

1 stop9h 35m

C$ 560

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Wed 7/1

11:30 a.m.-6:15 p.m.

1 stop11h 45m

Toronto Pearson Intl

Mon 12/1

7:40 p.m.-10:15 a.m.

1 stop9h 35m

C$ 582

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Wed 8/10

12:15 p.m.-9:55 p.m.

1 stop14h 40m

Toronto Pearson Intl

Thu 23/10

8:50 p.m.-11:05 a.m.

1 stop9h 15m

C$ 611

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Fri 7/11

9:30 a.m.-6:34 p.m.

2 stops14h 04m

Toronto Pearson Intl

Sun 9/11

2:57 p.m.-10:20 a.m.

2 stops14h 23m

C$ 669

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Sat 13/12

11:30 a.m.-10:56 p.m.

1 stop16h 26m

Toronto Pearson Intl

Sat 27/12

12:34 p.m.-8:40 a.m.

1 stop15h 06m

C$ 669

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Mon 3/11

9:30 a.m.-5:49 p.m.

1 stop13h 19m

Toronto Pearson Intl

Sun 9/11

6:40 p.m.-9:55 a.m.

1 stop10h 15m

C$ 669

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Sun 21/12

11:30 a.m.-10:57 p.m.

1 stop16h 27m

Toronto Pearson Intl

Sun 28/12

4:06 p.m.-8:40 a.m.

1 stop11h 34m

C$ 669

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Wed 14/1

9:30 a.m.-6:57 p.m.

2 stops14h 27m

Toronto Pearson Intl

Mon 19/1

3:00 p.m.-7:30 a.m.

1 stop11h 30m

C$ 669

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Sun 28/9

12:15 p.m.-9:55 p.m.

1 stop14h 40m

Toronto Pearson Intl

Thu 2/10

8:50 p.m.-11:05 a.m.

1 stop9h 15m

C$ 678

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 60 results
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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

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

Currently, January is the cheapest month in which you can book a flight from Dublin to Region of Ontario (average of C$ 168). Flying from Dublin to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 11 September 2025.

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 11 September 2025.

The most flights from DUB to CAON are scheduled on a Monday (9 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).

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 11 September 2025.
Read reviews from past customers who have flown Air Transat,Aer Lingus, andAir Canada 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
438 reviews
Check prices

Entertainment

7.0

Food

6.7

Overall

7.7

Comfort

7.3

Boarding

7.9

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Air Transat
7.7
Good
438 reviews
Air Transat
7.7
Good
438 reviews
Check prices

Entertainment

7.0

Food

6.7

Overall

7.7

Comfort

7.3

Boarding

7.9

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Aer Lingus
7.2
Good
1,271 reviews
Air Transat
7.7
Good
438 reviews
Check prices

Entertainment

7.0

Food

6.7

Overall

7.7

Comfort

7.3

Boarding

7.9

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Air Canada
7.1
Good
10,000 reviews
Air Transat
7.7
Good
438 reviews
Check prices

Entertainment

7.0

Food

6.7

Overall

7.7

Comfort

7.3

Boarding

7.9

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Icelandair
7.0
Good
546 reviews
Air Transat
7.7
Good
438 reviews
Check prices

Entertainment

7.0

Food

6.7

Overall

7.7

Comfort

7.3

Boarding

7.9

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Lufthansa
6.8
Okay
7,409 reviews
Air Transat
7.7
Good
438 reviews
Check prices

Entertainment

7.0

Food

6.7

Overall

7.7

Comfort

7.3

Boarding

7.9

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.

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 Icelandair, United Airlines, and Air Canada fly from Dublin to Region of Ontario in about 11h 45m. The time it takes to get you to your destination can typically vary by up to 13h 22m. Dublin and Region of Ontario are separated by a distance of 5258 km. This flight may include one or multiple stops.

  • 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 (87%), Porter Airlines (75%) and Air Transat (75%).

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

    The cheapest flight price from Dublin to Region of Ontario is C$ 185. On average you can expect to pay C$ 1,371. The most popular route, (Dublin - Toronto Pearson Intl), can usually be booked for C$ 500.

  • 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, January is the cheapest month in which you can book a flight from Dublin to Region of Ontario (average of C$ 168). Flying from Dublin to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 Dublin to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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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 629,999 searches. Data last updated 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapestC$ 459AverageC$ 596FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
WestJetCheapestC$ 517AverageC$ 669FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Aer LingusCheapestC$ 538AverageC$ 702FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Air TransatCheapestC$ 548AverageC$ 732FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
LufthansaCheapestC$ 569AverageC$ 828FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapestC$ 640AverageC$ 982FlexibilityNo cancel feeOn-time67%
Search Air Canada 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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