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 10h 50m 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.

€325 Cheap Flights from Ireland to Ontario in 2026

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Find the cheapest flights from Ireland to Los Angeles

Round-trip

One-way

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Recent return flight deals from Ireland to Los Angeles

Enter your travel dates to find the best prices.

09:30 - 18:37

DUB

ONT

17h 07m

1 stop

10:55 - 09:45

ONT

DUB

14h 50m

1 stop

€526American Airlines

Wed, 15 Apr - Sun, 19 Apr

09:30 - 18:24

DUB

ONT

16h 54m

2 stops

23:59 - 06:30

ONT

DUB

22h 31m

2 stops

€527American Airlines

Tue, 14 Apr - Sat, 18 Apr

09:30 - 18:37

DUB

ONT

17h 07m

1 stop

10:59 - 09:45

ONT

DUB

14h 46m

1 stop

€528American Airlines

Mon, 13 Apr - Sun, 26 Apr

11:45 - 21:07

DUB

ONT

17h 22m

1 stop

06:15 - 06:30

ONT

DUB

16h 15m

2 stops

€541American Airlines

Fri, 17 Apr - Tue, 21 Apr

11:45 - 21:07

DUB

ONT

17h 22m

1 stop

10:59 - 09:45

ONT

DUB

14h 46m

1 stop

€544British Airways

Fri, 1 May - Fri, 8 May

09:30 - 22:36

DUB

ONT

21h 06m

1 stop

07:30 - 09:45

ONT

DUB

18h 15m

1 stop

€548Iberia

Thu, 16 Apr - Sun, 26 Apr

09:30 - 22:36

DUB

ONT

21h 06m

1 stop

10:54 - 09:45

ONT

DUB

14h 51m

1 stop

€556Iberia

Mon, 13 Apr - Sat, 25 Apr

11:30 - 20:47

DUB

ONT

17h 17m

1 stop

22:41 - 09:00

ONT

DUB

26h 19m

1 stop

€613JetBlue

Tue, 2 Jun - Tue, 9 Jun

11:30 - 20:47

DUB

ONT

17h 17m

1 stop

22:41 - 09:00

ONT

DUB

26h 19m

1 stop

€633JetBlue

Mon, 1 Jun - Tue, 9 Jun

06:30 - 16:22

DUB

ONT

17h 52m

2 stops

14:08 - 14:50

ONT

DUB

16h 42m

2 stops

€642British Airways

Wed, 15 Apr - Sun, 19 Apr

United Airlines flights from Ireland to Ontario

Our best United Airlines deals on Ireland to Ontario flight tickets

United Airlines

3 Sept

DUB09:50Dublin

40h 29m

2 stops

ONT18:19Ontario

7 Sept

ONT05:45Ontario

21h 25m

2 stops

DUB11:10Dublin

€732

United Airlines

8 Apr

DUB09:50Dublin

20h 55m

2 stops

ONT22:45Ontario

26 Apr

ONT07:00Ontario

16h 20m

2 stops

DUB07:20Dublin

€738

United Airlines

13 May

DUB11:35Dublin

19h 00m

1 stop

ONT22:35Ontario

22 May

ONT18:39Ontario

28h 51m

2 stops

DUB07:30Dublin

€746

American Airlines flights from Ireland to Ontario

Our best American Airlines deals on Ireland to Ontario flight tickets

American Airlines

15 Apr

DUB09:30Dublin

17h 00m

2 stops

ONT18:30Ontario

19 Apr

ONT06:10Ontario

16h 20m

2 stops

DUB06:30Dublin

€526

American Airlines

14 Apr

DUB09:30Dublin

16h 54m

2 stops

ONT18:24Ontario

18 Apr

ONT23:59Ontario

22h 31m

2 stops

DUB06:30Dublin

€527

American Airlines

13 Apr

DUB09:30Dublin

17h 07m

1 stop

ONT18:37Ontario

26 Apr

ONT10:59Ontario

14h 46m

1 stop

DUB09:45Dublin

€528

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 15/4

09:30-18:37

1 stop17h 07m

Ontario

Sun 19/4

10:55-09:45

1 stop14h 50m

€526

DublinOntario

DUB - ONT

DUBONT

Dublin

Tue 14/4

09:30-18:24

2 stops16h 54m

Ontario

Sat 18/4

23:59-06:30

2 stops22h 31m

€527

Fastest return journey

DublinOntario

DUB - ONT

DUBONT

Dublin

Mon 13/4

09:30-18:37

1 stop17h 07m

Ontario

Sun 26/4

10:59-09:45

1 stop14h 46m

€528

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 17/4

11:45-21:07

1 stop17h 22m

Ontario

Tue 21/4

06:15-06:30

2 stops16h 15m

€541

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 1/5

11:45-21:07

1 stop17h 22m

Ontario

Fri 8/5

10:59-09:45

1 stop14h 46m

€544

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 16/4

09:30-22:36

1 stop21h 06m

Ontario

Sun 26/4

07:30-09:45

1 stop18h 15m

€548

DublinOntario

DUB - ONT

DUBONT

Dublin

Mon 13/4

09:30-22:36

1 stop21h 06m

Ontario

Sat 25/4

10:54-09:45

1 stop14h 51m

€556

DublinOntario

DUB - ONT

DUBONT

Dublin

Tue 2/6

11:30-20:47

1 stop17h 17m

Ontario

Tue 9/6

22:41-09:00

1 stop26h 19m

€613

DublinOntario

DUB - ONT

DUBONT

Dublin

Mon 1/6

11:30-20:47

1 stop17h 17m

Ontario

Tue 9/6

22:41-09:00

1 stop26h 19m

€633

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 15/4

06:30-16:22

2 stops17h 52m

Ontario

Sun 19/4

14:08-14:50

2 stops16h 42m

€642

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 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 69% of people opting to fly with this airline when travelling to Ontario. Keep in mind that there are 7 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 01m
Direct flights	None

The fastest flight from Ireland to Ontario takes 15h 01m

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

Search flight deals

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.