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 Cork to Los Angeles takes 13h 35m 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.

€323 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.

12:40 - 19:56

DUB

ONT

15h 16m

1 stop

12:40 - 09:45

ONT

DUB

13h 05m

1 stop

€528Iberia

Wed, 27 May - Wed, 3 Jun

11:45 - 22:02

DUB

ONT

42h 17m

2 stops

22:00 - 09:35

ONT

DUB

27h 35m

1 stop

€529American Airlines

Fri, 5 Jun - Mon, 8 Jun

12:40 - 19:56

DUB

ONT

15h 16m

1 stop

23:59 - 09:45

ONT

DUB

25h 46m

1 stop

€530American Airlines

Wed, 27 May - Sun, 31 May

11:45 - 22:36

DUB

ONT

18h 51m

1 stop

07:00 - 09:45

ONT

DUB

18h 45m

1 stop

€536American Airlines

Mon, 22 Jun - Mon, 29 Jun

11:45 - 21:57

DUB

ONT

18h 12m

2 stops

10:22 - 11:50

ONT

DUB

17h 28m

2 stops

€539American Airlines

Mon, 22 Jun - Mon, 29 Jun

11:45 - 22:02

DUB

ONT

42h 17m

2 stops

14:18 - 19:35

ONT

DUB

21h 17m

2 stops

€540American Airlines

Fri, 5 Jun - Mon, 8 Jun

12:40 - 21:08

DUB

ONT

16h 28m

1 stop

06:00 - 07:15

ONT

DUB

18h 15m

1 stop

€560Iberia

Wed, 21 Oct - Sat, 31 Oct

11:30 - 22:35

DUB

ONT

19h 05m

1 stop

23:24 - 09:00

ONT

DUB

25h 36m

1 stop

€588JetBlue

Tue, 7 Jul - Sat, 25 Jul

11:30 - 22:43

DUB

ONT

19h 13m

1 stop

23:50 - 09:00

ONT

DUB

25h 10m

1 stop

€617JetBlue

Wed, 24 Jun - Sun, 12 Jul

07:10 - 22:34

ORK

ONT

23h 24m

2 stops

11:52 - 22:35

ONT

ORK

26h 43m

3 stops

€998Multiple Airlines

Sat, 23 May - Fri, 29 May

American Airlines flights from Ireland to Ontario

Our best American Airlines deals on Ireland to Ontario flight tickets

American Airlines

27 May

DUB13:45Dublin

27h 46m

2 stops

ONT09:31Ontario

31 May

ONT23:59Ontario

25h 46m

1 stop

DUB09:45Dublin

€529

American Airlines

27 May

DUB12:40Dublin

15h 16m

1 stop

ONT19:56Ontario

31 May

ONT23:59Ontario

25h 46m

1 stop

DUB09:45Dublin

€530

American Airlines

22 Jun

DUB11:45Dublin

18h 51m

1 stop

ONT22:36Ontario

29 Jun

ONT07:00Ontario

18h 45m

1 stop

DUB09:45Dublin

€536

JetBlue flights from Ireland to Ontario

Our best JetBlue deals on Ireland to Ontario flight tickets

JetBlue

7 Jul

DUB11:30Dublin

19h 05m

1 stop

ONT22:35Ontario

25 Jul

ONT23:24Ontario

25h 36m

1 stop

DUB09:00Dublin

€588

JetBlue

24 Jun

DUB11:30Dublin

19h 13m

1 stop

ONT22:43Ontario

12 Jul

ONT23:50Ontario

25h 10m

1 stop

DUB09:00Dublin

€617

JetBlue

25 Jun

DUB11:30Dublin

19h 13m

1 stop

ONT22:43Ontario

2 Jul

ONT23:54Ontario

25h 06m

1 stop

DUB09:00Dublin

€629

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 27/5

12:40-19:56

1 stop15h 16m

Ontario

Wed 3/6

12:40-09:45

1 stop13h 05m

€528

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 5/6

11:45-22:02

2 stops42h 17m

Ontario

Mon 8/6

22:00-09:35

1 stop27h 35m

€529

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 27/5

12:40-19:56

1 stop15h 16m

Ontario

Sun 31/5

23:59-09:45

1 stop25h 46m

€530

DublinOntario

DUB - ONT

DUBONT

Dublin

Mon 22/6

11:45-22:36

1 stop18h 51m

Ontario

Mon 29/6

07:00-09:45

1 stop18h 45m

€536

DublinOntario

DUB - ONT

DUBONT

Dublin

Mon 22/6

11:45-21:57

2 stops18h 12m

Ontario

Mon 29/6

10:22-11:50

2 stops17h 28m

€539

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 5/6

11:45-22:02

2 stops42h 17m

Ontario

Mon 8/6

14:18-19:35

2 stops21h 17m

€540

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 21/10

12:40-21:08

1 stop16h 28m

Ontario

Sat 31/10

06:00-07:15

1 stop18h 15m

€560

DublinOntario

DUB - ONT

DUBONT

Dublin

Tue 7/7

11:30-22:35

1 stop19h 05m

Ontario

Sat 25/7

23:24-09:00

1 stop25h 36m

€588

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 24/6

11:30-22:43

1 stop19h 13m

Ontario

Sun 12/7

23:50-09:00

1 stop25h 10m

€617

CorkOntario

ORK - ONT

ORKONT

Cork

Sat 23/5

07:10-22:34

2 stops23h 24m

Ontario

Fri 29/5

11:52-22:35

3 stops26h 43m

€998

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?

JetBlue, British Airways, and Delta 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 74% of people opting to fly with this airline when travelling to Ontario. Keep in mind that there are 8 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	15h 18m
Direct flights	None

The fastest flight from Ireland to Ontario takes 15h 18m

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

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Frequently asked questions about flying from Ireland to Ontario

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.