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

Prices for flights from Dublin Airport to Ontario Airport refresh daily.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport 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 license 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.

$552 Cheap Flights from Dublin to Ontario in 2025/26

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Find the cheapest flights from Dublin to Los Angeles

Round-trip

One-way

Last minute

Cheap round-trip flights

8:50 am - 11:43 pmDUB-ONT

22h 53m2 stops

3:05 pm - 7:40 pmONT-DUB

20h 35m2 stops

$552American Airlines

Find Deal

Wed, Feb 25 - Sun, Mar 1

8:50 am - 11:43 pmDUB-ONT

22h 53m2 stops

5:03 pm - 7:40 pmONT-DUB

18h 37m2 stops

$553American Airlines

Find Deal

Wed, Feb 25 - Sun, Mar 1

1:10 pm - 11:43 pmDUB-ONT

18h 33m2 stops

6:00 am - 9:50 amONT-DUB

19h 50m2 stops

$556American Airlines

Find Deal

Wed, Feb 25 - Sun, Mar 1

5:55 am - 5:10 pmDUB-ONT

18h 15m2 stops

7:35 am - 3:45 pmONT-DUB

24h 10m2 stops

$560Delta

Find Deal

Thu, Oct 30 - Thu, Nov 6

12:55 pm - 10:29 pmDUB-ONT

17h 34m1 stop

7:00 am - 7:10 amONT-DUB

16h 10m1 stop

$572Iberia

Find Deal

Mon, Nov 3 - Sun, Nov 16

12:55 pm - 11:57 pmDUB-ONT

19h 02m1 stop

10:47 am - 7:10 amONT-DUB

12h 23m1 stop

$573Iberia

Find Deal

Fri, Nov 21 - Thu, Dec 4

12:55 pm - 10:18 pmDUB-ONT

16h 23m1 stop

10:47 am - 7:10 amONT-DUB

12h 23m1 stop

$597Multiple Airlines

Find Deal

Mon, Oct 27 - Sun, Nov 9

12:55 pm - 10:18 pmDUB-ONT

16h 23m1 stop

10:47 am - 7:10 amONT-DUB

12h 23m1 stop

$621Multiple Airlines

Find Deal

Mon, Oct 27 - Sun, Nov 9

9:45 am - 9:14 pmDUB-ONT

19h 29m1 stop

10:30 pm - 7:45 amONT-DUB

25h 15m1 stop

$653KLM

Find Deal

Wed, Feb 25 - Sun, Mar 1

9:45 am - 9:14 pmDUB-ONT

19h 29m1 stop

10:30 pm - 7:45 amONT-DUB

25h 15m1 stop

$657KLM

Find Deal

Wed, Feb 25 - Sun, Mar 1

British Airways flights from Dublin to Ontario

Our best British Airways deals on Dublin to Ontario flight tickets

British Airways

Sep 28

DUB11:45 amDublin

17h 26m

1 stop

ONT9:11 pmOntario

Oct 3

ONT10:35 pmOntario

22h 55m

1 stop

DUB5:30 amDublin

$683

Find similar

British Airways

Oct 10

DUB8:50 amDublin

18h 12m

2 stops

ONT7:02 pmOntario

Nov 19

ONT4:47 pmOntario

15h 48m

2 stops

DUB4:35 pmDublin

$1,061

Find similar

British Airways

Nov 3

DUB12:05 pmDublin

18h 24m

2 stops

ONT10:29 pmOntario

Nov 16

ONT10:47 amOntario

16h 28m

2 stops

DUB11:15 amDublin

$1,066

Find similar

Air Canada flights from Dublin to Ontario

Our best Air Canada deals on Dublin to Ontario flight tickets

Air Canada

Sep 24

DUB9:20 amDublin

16h 17m

2 stops

ONT5:37 pmOntario

Oct 1

ONT6:36 pmOntario

29h 09m

2 stops

DUB7:45 amDublin

$551

Find similar

Air Canada

Sep 24

DUB9:20 amDublin

16h 17m

2 stops

ONT5:37 pmOntario

Oct 1

ONT6:36 pmOntario

53h 09m

2 stops

DUB7:45 amDublin

$557

Find similar

Air Canada

Oct 6

DUB9:50 amDublin

39h 50m

2 stops

ONT5:40 pmOntario

Oct 20

ONT6:36 pmOntario

29h 09m

2 stops

DUB7:45 amDublin

$743

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 2/25

8:50 am-11:43 pm

2 stops22h 53m

Ontario

Sun 3/1

3:05 pm-7:40 pm

2 stops20h 35m

$552

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 2/25

8:50 am-11:43 pm

2 stops22h 53m

Ontario

Sun 3/1

5:03 pm-7:40 pm

2 stops18h 37m

$553

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 2/25

1:10 pm-11:43 pm

2 stops18h 33m

Ontario

Sun 3/1

6:00 am-9:50 am

2 stops19h 50m

$556

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 10/30

5:55 am-5:10 pm

2 stops18h 15m

Ontario

Thu 11/6

7:35 am-3:45 pm

2 stops24h 10m

$560

DublinOntario

DUB - ONT

DUBONT

Dublin

Mon 11/3

12:55 pm-10:29 pm

1 stop17h 34m

Ontario

Sun 11/16

7:00 am-7:10 am

1 stop16h 10m

$572

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 11/21

12:55 pm-11:57 pm

1 stop19h 02m

Ontario

Thu 12/4

10:47 am-7:10 am

1 stop12h 23m

$573

DublinOntario

DUB - ONT

DUBONT

Dublin

Mon 10/27

12:55 pm-10:18 pm

1 stop16h 23m

Ontario

Sun 11/9

10:47 am-7:10 am

1 stop12h 23m

$597

DublinOntario

DUB - ONT

DUBONT

Dublin

Mon 10/27

12:55 pm-10:18 pm

1 stop16h 23m

Ontario

Sun 11/9

10:47 am-7:10 am

1 stop12h 23m

$621

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 2/25

9:45 am-9:14 pm

1 stop19h 29m

Ontario

Sun 3/1

10:30 pm-7:45 am

1 stop25h 15m

$653

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 2/25

9:45 am-9:14 pm

1 stop19h 29m

Ontario

Sun 3/1

10:30 pm-7:45 am

1 stop25h 15m

$657

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Dublin 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

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

JetBlue, Lufthansa, and Delta are the most popular carriers operating from Dublin to Ontario

What airlines fly to Ontario?

Aer Lingus, American Airlines and British Airways are the top three most popular airlines that fly to Ontario from Dublin according to our data. Aer Lingus is the first choice among our users, with 62% 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.

When to book flights from Dublin to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Dublin to Ontario according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Dublin to Ontario (DUB to ONT) flight deals and tips

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

Direct flights	None

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

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How far is Dublin to Ontario by plane?
Ontario is 5136.8 mi away from Dublin. By plane, this route typically takes 13h 40m.
When did momondo last update prices for flights from Dublin Airport to Ontario Airport?
Prices for flights from Dublin Airport to Ontario Airport refresh daily.
How old do you have to be to fly from Dublin Airport to Ontario Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport 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 license 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 Dublin to Ontario?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Dublin to Ontario for you.

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

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

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

momondo helps you find the best flight between Dublin and Ontario by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Dublin to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.