How long does it take to fly to Ontario?

Flight times vary depending on what airport in Ireland you fly out of and what airport in Ontario you fly into. For example, flying from Dublin to Los Angeles takes 11h on average. On the other hand, flying from Shannon to Los Angeles takes 15h 30m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo to see if there are any available for your route.

When did momondo last update prices for flights from Ireland to Ontario Airport?

Prices for flights from Ireland to Ontario Airport are updated daily.

How old do you have to be to fly from Ireland to Ontario Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ireland to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

€434 Cheap Flights from Ireland to Ontario in 2026

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Find the cheapest flights from Ireland to Los Angeles

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Recent return flight deals from Ireland to Los Angeles

Enter your travel dates to find the best prices.

11:30 - 22:48

DUB

ONT

19h 18m2 stops

06:00 - 08:40

ONT

DUB

18h 40m2 stops

€434American Airlines

Thu, 22 Jan - Sun, 25 Jan

11:30 - 22:07

DUB

ONT

18h 37m2 stops

06:15 - 08:40

ONT

DUB

18h 25m2 stops

€445American Airlines

Fri, 13 Feb - Fri, 20 Feb

06:00 - 23:49

DUB

ONT

25h 49m2 stops

22:20 - 07:45

ONT

DUB

25h 25m1 stop

€524Delta

Fri, 13 Feb - Fri, 20 Feb

12:30 - 22:53

DUB

ONT

18h 23m1 stop

06:00 - 11:25

ONT

DUB

21h 25m1 stop

€569Multiple Airlines

Sat, 17 Jan - Wed, 21 Jan

09:00 - 20:58

DUB

ONT

19h 58m2 stops

06:00 - 07:10

ONT

DUB

17h 10m2 stops

€635Air Canada

Fri, 16 Jan - Tue, 20 Jan

11:45 - 19:52

DUB

ONT

16h 07m1 stop

12:46 - 09:45

ONT

DUB

12h 59m1 stop

€647Iberia

Fri, 29 May - Fri, 5 Jun

09:00 - 21:58

DUB

ONT

20h 58m2 stops

05:05 - 13:35

ONT

DUB

24h 30m3 stops

€731Multiple Airlines

Sat, 17 Jan - Wed, 21 Jan

07:40 - 21:24

ORK

ONT

20h 44m2 stops

23:58 - 11:10

ONT

ORK

28h 12m2 stops

€750British Airways

Thu, 19 Mar - Mon, 23 Mar

07:40 - 21:24

ORK

ONT

20h 44m2 stops

07:00 - 11:10

ONT

ORK

21h 10m2 stops

€750British Airways

Thu, 19 Mar - Mon, 23 Mar

09:30 - 21:59

DUB

ONT

20h 29m2 stops

05:00 - 10:20

ONT

DUB

21h 20m3 stops

€785United Airlines

Fri, 13 Feb - Fri, 20 Feb

American Airlines flights from Ireland to Ontario

Our best American Airlines deals on Ireland to Ontario flight tickets

American Airlines

22 Jan

DUB11:30Dublin

19h 18m

2 stops

ONT22:48Ontario

25 Jan

ONT06:00Ontario

18h 40m

2 stops

DUB08:40Dublin

€434

Find similar

American Airlines

13 Feb

DUB11:30Dublin

18h 37m

2 stops

ONT22:07Ontario

20 Feb

ONT06:15Ontario

18h 25m

2 stops

DUB08:40Dublin

€445

Find similar

American Airlines

6 Jan

DUB11:30Dublin

19h 18m

2 stops

ONT22:48Ontario

30 Jun

ONT10:25Ontario

15h 20m

1 stop

DUB09:45Dublin

€1,554

Find similar

Iberia flights from Ireland to Ontario

Our best Iberia deals on Ireland to Ontario flight tickets

Iberia

29 May

DUB11:45Dublin

17h 41m

1 stop

ONT21:26Ontario

2 Jun

ONT10:25Ontario

15h 20m

1 stop

DUB09:45Dublin

€647

Find similar

Iberia

4 Jun

DUB11:45Dublin

16h 07m

1 stop

ONT19:52Ontario

8 Jun

ONT12:46Ontario

12h 59m

1 stop

DUB09:45Dublin

€906

Find similar

Iberia

8 Jun

DUB11:45Dublin

17h 41m

1 stop

ONT21:26Ontario

11 Jun

ONT10:25Ontario

15h 20m

1 stop

DUB09:45Dublin

€945

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 22/1

11:30-22:48

2 stops19h 18m

Ontario

Sun 25/1

06:00-08:40

2 stops18h 40m

€434

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 13/2

11:30-22:07

2 stops18h 37m

Ontario

Fri 20/2

06:15-08:40

2 stops18h 25m

€445

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 13/2

06:00-23:49

2 stops25h 49m

Ontario

Fri 20/2

22:20-07:45

1 stop25h 25m

€524

DublinOntario

DUB - ONT

DUBONT

Dublin

Sat 17/1

12:30-22:53

1 stop18h 23m

Ontario

Wed 21/1

06:00-11:25

1 stop21h 25m

€569

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 16/1

09:00-20:58

2 stops19h 58m

Ontario

Tue 20/1

06:00-07:10

2 stops17h 10m

€635

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 29/5

11:45-19:52

1 stop16h 07m

Ontario

Fri 5/6

12:46-09:45

1 stop12h 59m

€647

DublinOntario

DUB - ONT

DUBONT

Dublin

Sat 17/1

09:00-21:58

2 stops20h 58m

Ontario

Wed 21/1

05:05-13:35

3 stops24h 30m

€731

CorkOntario

ORK - ONT

ORKONT

Cork

Thu 19/3

07:40-21:24

2 stops20h 44m

Ontario

Mon 23/3

23:58-11:10

2 stops28h 12m

€750

CorkOntario

ORK - ONT

ORKONT

Cork

Thu 19/3

07:40-21:24

2 stops20h 44m

Ontario

Mon 23/3

07:00-11:10

2 stops21h 10m

€750

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 13/2

09:30-21:59

2 stops20h 29m

Ontario

Fri 20/2

05:00-10:20

3 stops21h 20m

€785

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ireland to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Airlines

Other information

What is the cheapest airline that flies from Ireland to Ontario?

British Airways, Iberia, and American Airlines are the most popular carriers operating from Ireland to Ontario

Which airlines fly to Ontario?

Aer Lingus, British Airways and United Airlines are the top three most popular airlines that fly to Ontario from Ireland according to our data. Aer Lingus is the first choice among our users, with 63% of people opting to fly with this airline when travelling to Ontario. Keep in mind that there are 6 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

Cheap Ireland to Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Ontario

Fastest flight time	16h 07m
Direct flights	None

The fastest flight from Ireland to Ontario takes 16h 07m

There are no direct flights from Ireland to Ontario. There are no popular flight routes from Ireland to Ontario.

Search flight deals

When did momondo last update prices for flights from Ireland to Ontario Airport?
Prices for flights from Ireland to Ontario Airport are updated daily.
How old do you have to be to fly from Ireland to Ontario Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ireland to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to Ontario?

Finding the right flight to Ontario from Ireland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

Can I find flights from Ireland to Ontario with flexible booking policies on momondo?

momondo does allow users to show only those flights to Ontario from Ireland which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ireland to Ontario?

Once you have performed a search for Ireland to Ontario flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Ireland to Ontario right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Ontario from Ireland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.