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 16h 50m 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.

€442 Cheap Flights from Ireland to Ontario in 2026

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Find the cheapest flights from Ireland to Los Angeles

Round-trip

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Recent return flight deals from Ireland to Los Angeles

Enter your travel dates to find the best prices.

09:30 - 22:36

DUB

ONT

21h 06m

1 stop

14:08 - 16:20

ONT

DUB

18h 12m

2 stops

€464Multiple Airlines

Thu, 30 Apr - Sun, 3 May

09:30 - 20:54

DUB

ONT

19h 24m

1 stop

10:59 - 09:45

ONT

DUB

14h 46m

1 stop

€469Iberia

Tue, 14 Apr - Wed, 22 Apr

09:30 - 22:30

DUB

ONT

21h 00m

1 stop

10:54 - 09:45

ONT

DUB

14h 51m

1 stop

€473Iberia

Wed, 1 Apr - Sat, 18 Apr

10:30 - 22:36

DUB

ONT

20h 06m

2 stops

14:08 - 17:55

ONT

DUB

19h 47m

2 stops

€476Multiple Airlines

Thu, 16 Apr - Thu, 23 Apr

11:30 - 13:48

DUB

ONT

33h 18m

2 stops

06:00 - 08:40

ONT

DUB

19h 40m

2 stops

€479American Airlines

Wed, 18 Mar - Sun, 22 Mar

09:30 - 18:30

DUB

ONT

17h 00m

2 stops

06:15 - 06:30

ONT

DUB

16h 15m

2 stops

€483American Airlines

Mon, 27 Apr - Mon, 4 May

11:45 - 21:24

DUB

ONT

17h 39m

1 stop

10:55 - 09:45

ONT

DUB

14h 50m

1 stop

€484American Airlines

Fri, 3 Apr - Sun, 19 Apr

20:20 - 16:22

DUB

ONT

28h 02m

2 stops

12:19 - 19:35

ONT

DUB

23h 16m

2 stops

€489British Airways

Thu, 23 Apr - Mon, 27 Apr

09:30 - 22:36

DUB

ONT

21h 06m

1 stop

14:08 - 09:45

ONT

DUB

35h 37m

1 stop

€491Iberia

Wed, 29 Apr - Wed, 6 May

20:30 - 22:36

ORK

ONT

34h 06m

2 stops

07:30 - 15:10

ONT

ORK

23h 40m

2 stops

€875British Airways

Sun, 26 Apr - Mon, 4 May

American Airlines flights from Ireland to Ontario

Our best American Airlines deals on Ireland to Ontario flight tickets

American Airlines

18 Mar

DUB11:30Dublin

33h 18m

2 stops

ONT13:48Ontario

22 Mar

ONT06:00Ontario

19h 40m

2 stops

DUB08:40Dublin

€479

American Airlines

27 Apr

DUB09:30Dublin

17h 00m

2 stops

ONT18:30Ontario

4 May

ONT06:15Ontario

16h 15m

2 stops

DUB06:30Dublin

€483

American Airlines

3 Apr

DUB11:45Dublin

17h 39m

1 stop

ONT21:24Ontario

19 Apr

ONT10:55Ontario

14h 50m

1 stop

DUB09:45Dublin

€484

United Airlines flights from Ireland to Ontario

Our best United Airlines deals on Ireland to Ontario flight tickets

United Airlines

27 Apr

DUB09:50Dublin

20h 41m

2 stops

ONT22:31Ontario

6 May

ONT07:00Ontario

16h 20m

2 stops

DUB07:20Dublin

€653

United Airlines

30 Apr

DUB12:30Dublin

18h 05m

2 stops

ONT22:35Ontario

5 May

ONT07:00Ontario

16h 20m

2 stops

DUB07:20Dublin

€656

United Airlines

12 Apr

DUB11:35Dublin

42h 15m

2 stops

ONT21:50Ontario

26 Apr

ONT06:05Ontario

17h 25m

2 stops

DUB07:30Dublin

€686

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 30/4

09:30-22:36

1 stop21h 06m

Ontario

Sun 3/5

14:08-16:20

2 stops18h 12m

€464

DublinOntario

DUB - ONT

DUBONT

Dublin

Tue 14/4

09:30-20:54

1 stop19h 24m

Ontario

Wed 22/4

10:59-09:45

1 stop14h 46m

€469

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 1/4

09:30-22:30

1 stop21h 00m

Ontario

Sat 18/4

10:54-09:45

1 stop14h 51m

€473

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 16/4

10:30-22:36

2 stops20h 06m

Ontario

Thu 23/4

14:08-17:55

2 stops19h 47m

€476

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 18/3

11:30-13:48

2 stops33h 18m

Ontario

Sun 22/3

06:00-08:40

2 stops19h 40m

€479

DublinOntario

DUB - ONT

DUBONT

Dublin

Mon 27/4

09:30-18:30

2 stops17h 00m

Ontario

Mon 4/5

06:15-06:30

2 stops16h 15m

€483

Fastest return journey

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 3/4

11:45-21:24

1 stop17h 39m

Ontario

Sun 19/4

10:55-09:45

1 stop14h 50m

€484

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 23/4

20:20-16:22

2 stops28h 02m

Ontario

Mon 27/4

12:19-19:35

2 stops23h 16m

€489

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 29/4

09:30-22:36

1 stop21h 06m

Ontario

Wed 6/5

14:08-09:45

1 stop35h 37m

€491

CorkOntario

ORK - ONT

ORKONT

Cork

Sun 26/4

20:30-22:36

2 stops34h 06m

Ontario

Mon 4/5

07:30-15:10

2 stops23h 40m

€875

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, Aer Lingus, and Iberia 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 67% 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	16h 29m
Direct flights	None

The fastest flight from Ireland to Ontario takes 16h 29m

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.