How long does it take to fly to Ontario?

Average flight duration from Ireland to Ontario depends on which airport you fly into and out of. Flying from Dublin to Los Angeles is 11h on average, while flying from Cork to Los Angeles is 13h 45m on average. Los Angeles is the most popular airport in Ontario.

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

Prices for flights from Ireland to Ontario Airport refresh 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 layovers 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 travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$452 Cheap Flights from Ireland to Ontario in 2025/26

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Find the cheapest flights from Ireland to Los Angeles

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Recent round-trip flight deals from Ireland to Los Angeles

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8:50 am - 11:58 pm

DUB

ONT

23h 08m2 stops

6:10 am - 7:40 pm

ONT

DUB

29h 30m2 stops

$452British Airways

Thu, Feb 26 - Mon, Mar 2

11:45 am - 5:36 pm

DUB

ONT

13h 51m1 stop

12:50 pm - 9:45 am

ONT

DUB

12h 55m1 stop

$559Multiple Airlines

Fri, May 29 - Fri, Jun 12

10:30 am - 10:49 pm

DUB

ONT

20h 19m2 stops

6:10 am - 9:50 am

ONT

DUB

19h 40m2 stops

$594American Airlines

Thu, Feb 26 - Mon, Mar 2

12:40 pm - 8:18 pm

DUB

ONT

15h 38m1 stop

12:55 pm - 9:45 am

ONT

DUB

12h 50m1 stop

$679American Airlines

Wed, Apr 8 - Sat, Apr 18

11:45 am - 5:36 pm

DUB

ONT

13h 51m1 stop

12:50 pm - 9:45 am

ONT

DUB

12h 55m1 stop

$680Multiple Airlines

Tue, Jun 2 - Thu, Jun 11

11:45 am - 5:36 pm

DUB

ONT

13h 51m1 stop

12:50 pm - 9:45 am

ONT

DUB

12h 55m1 stop

$703American Airlines

Fri, May 29 - Tue, Jun 9

11:45 am - 5:36 pm

DUB

ONT

13h 51m1 stop

12:50 pm - 9:45 am

ONT

DUB

12h 55m1 stop

$727American Airlines

Fri, May 29 - Sat, Jun 6

11:55 am - 10:48 pm

ORK

ONT

18h 53m2 stops

7:16 am - 11:10 am

ONT

ORK

43h 54m2 stops

$756American Airlines

Sat, Jan 24 - Tue, Jan 27

7:40 am - 10:48 pm

ORK

ONT

23h 08m2 stops

10:58 am - 3:25 pm

ONT

ORK

20h 27m2 stops

$780American Airlines

Sat, Jan 24 - Tue, Jan 27

11:00 am - 6:15 pm

DUB

ONT

15h 15m1 stop

7:00 am - 8:45 am

ONT

DUB

17h 45m1 stop

$954Delta

Fri, Jun 5 - Thu, Jun 11

British Airways flights from Ireland to Ontario

Our best British Airways deals on Ireland to Ontario flight tickets

British Airways

Feb 26

DUB8:50 amDublin

23h 08m

2 stops

ONT11:58 pmOntario

Mar 2

ONT6:10 amOntario

29h 30m

2 stops

DUB7:40 pmDublin

$452

Find similar

British Airways

Jan 24

ORK7:40 amCork

23h 08m

2 stops

ONT10:48 pmOntario

Jan 27

ONT3:09 pmOntario

45h 51m

2 stops

ORK9:00 pmCork

$783

Find similar

British Airways

Jan 24

ORK7:40 amCork

23h 08m

2 stops

ONT10:48 pmOntario

Jan 27

ONT6:00 amOntario

25h 25m

2 stops

ORK3:25 pmCork

$826

Find similar

United Airlines flights from Ireland to Ontario

Our best United Airlines deals on Ireland to Ontario flight tickets

United Airlines

Dec 26

DUB12:05 pmDublin

18h 36m

2 stops

ONT10:41 pmOntario

Jan 7

ONT8:00 amOntario

15h 30m

2 stops

DUB7:30 amDublin

$926

Find similar

United Airlines

Dec 27

DUB10:40 amDublin

19h 45m

1 stop

ONT10:25 pmOntario

Jan 10

ONT6:00 amOntario

18h 10m

2 stops

DUB8:10 amDublin

$976

Find similar

United Airlines

Jan 6

DUB10:40 amDublin

19h 19m

2 stops

ONT9:59 pmOntario

Jan 13

ONT8:00 amOntario

15h 30m

2 stops

DUB7:30 amDublin

$1,379

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 2/26

8:50 am-11:58 pm

2 stops23h 08m

Ontario

Mon 3/2

6:10 am-7:40 pm

2 stops29h 30m

$452

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 5/29

11:45 am-5:36 pm

1 stop13h 51m

Ontario

Fri 6/12

12:50 pm-9:45 am

1 stop12h 55m

$559

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 2/26

10:30 am-10:49 pm

2 stops20h 19m

Ontario

Mon 3/2

6:10 am-9:50 am

2 stops19h 40m

$594

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 4/8

12:40 pm-8:18 pm

1 stop15h 38m

Ontario

Sat 4/18

12:55 pm-9:45 am

1 stop12h 50m

$679

DublinOntario

DUB - ONT

DUBONT

Dublin

Tue 6/2

11:45 am-5:36 pm

1 stop13h 51m

Ontario

Thu 6/11

12:50 pm-9:45 am

1 stop12h 55m

$680

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 5/29

11:45 am-5:36 pm

1 stop13h 51m

Ontario

Tue 6/9

12:50 pm-9:45 am

1 stop12h 55m

$703

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 5/29

11:45 am-5:36 pm

1 stop13h 51m

Ontario

Sat 6/6

12:50 pm-9:45 am

1 stop12h 55m

$727

CorkOntario

ORK - ONT

ORKONT

Cork

Sat 1/24

11:55 am-10:48 pm

2 stops18h 53m

Ontario

Tue 1/27

7:16 am-11:10 am

2 stops43h 54m

$756

CorkOntario

ORK - ONT

ORKONT

Cork

Sat 1/24

7:40 am-10:48 pm

2 stops23h 08m

Ontario

Tue 1/27

10:58 am-3:25 pm

2 stops20h 27m

$780

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 6/5

11:00 am-6:15 pm

1 stop15h 15m

Ontario

Thu 6/11

7:00 am-8:45 am

1 stop17h 45m

$954

Flights are sorted by cheapest round-trip flights first.

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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 British Airways are the most popular carriers operating from Ireland to Ontario

What airlines fly to Ontario?

Aer Lingus, American Airlines and Delta 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 traveling 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	13h 51m
Direct flights	None

The fastest flight from Ireland to Ontario takes 13h 51m

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 refresh 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 layovers 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 travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek 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?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ireland to Ontario. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Ireland to Ontario flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Ontario from Ireland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Ireland to Ontario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.