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.

$609 Cheap Flights from Dublin to Ontario in 2025/26

1 adult

0 bags

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Dublin to Los Angeles

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:55 am - 10:51 pm

DUB

ONT

24h 56m2 stops

10:30 pm - 8:45 am

ONT

DUB

26h 15m2 stops

$693Delta

Fri, Jan 30 - Fri, Feb 6

9:00 am - 10:57 pm

DUB

ONT

21h 57m2 stops

11:59 pm - 7:30 am

ONT

DUB

24h 31m2 stops

$698United Airlines

Wed, Mar 4 - Sun, Mar 8

10:40 am - 12:17 pm

DUB

ONT

33h 37m3 stops

6:10 am - 7:30 am

ONT

DUB

17h 20m2 stops

$703United Airlines

Fri, Jan 30 - Fri, Feb 6

1:45 pm - 9:56 pm

DUB

ONT

16h 11m1 stop

12:55 pm - 9:45 am

ONT

DUB

12h 50m1 stop

$729Iberia

Tue, Apr 14 - Mon, Apr 20

8:00 am - 10:57 pm

DUB

ONT

21h 57m2 stops

6:00 am - 6:10 am

ONT

DUB

17h 10m2 stops

$734Air Canada

Mon, Mar 9 - Sun, Mar 22

1:45 pm - 9:56 pm

DUB

ONT

16h 11m1 stop

6:43 am - 9:45 am

ONT

DUB

19h 02m1 stop

$768Iberia

Thu, Apr 23 - Wed, May 6

12:40 pm - 7:48 pm

DUB

ONT

15h 08m1 stop

12:50 pm - 9:45 am

ONT

DUB

12h 55m1 stop

$796Multiple Airlines

Sun, May 31 - Mon, Jun 15

9:50 am - 8:46 pm

DUB

ONT

18h 56m2 stops

7:00 am - 9:45 am

ONT

DUB

18h 45m1 stop

$825United Airlines

Thu, Apr 23 - Wed, May 6

11:30 am - 11:56 pm

DUB

ONT

20h 26m2 stops

9:00 am - 10:15 am

ONT

DUB

17h 15m2 stops

$990Multiple Airlines

Mon, Jan 26 - Fri, Jan 30

10:40 am - 9:52 pm

DUB

ONT

19h 12m2 stops

6:00 am - 8:10 am

ONT

DUB

18h 10m2 stops

$1,036United Airlines

Mon, Jan 5 - Sat, Jan 10

Delta flights from Dublin to Ontario

Our best Delta deals on Dublin to Ontario flight tickets

Delta

Jan 30

DUB5:55 amDublin

24h 56m

2 stops

ONT10:51 pmOntario

Feb 6

ONT10:30 pmOntario

26h 15m

2 stops

DUB8:45 amDublin

$693

Find similar

Delta

Apr 23

DUB10:00 amDublin

21h 44m

2 stops

ONT11:44 pmOntario

May 6

ONT5:05 pmOntario

15h 35m

2 stops

DUB4:40 pmDublin

$4,604

Find similar

Iberia flights from Dublin to Ontario

Our best Iberia deals on Dublin to Ontario flight tickets

Iberia

Apr 14

DUB1:45 pmDublin

16h 11m

1 stop

ONT9:56 pmOntario

Apr 20

ONT12:55 pmOntario

12h 50m

1 stop

DUB9:45 amDublin

$729

Find similar

Iberia

Apr 23

DUB1:45 pmDublin

16h 11m

1 stop

ONT9:56 pmOntario

May 6

ONT6:43 amOntario

19h 02m

1 stop

DUB9:45 amDublin

$768

Find similar

Iberia

Jan 1

DUB1:00 pmDublin

18h 46m

1 stop

ONT11:46 pmOntario

Jan 5

ONT10:50 amOntario

12h 25m

1 stop

DUB7:15 amDublin

$5,814

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 1/30

5:55 am-10:51 pm

2 stops24h 56m

Ontario

Fri 2/6

10:30 pm-8:45 am

2 stops26h 15m

$693

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 3/4

9:00 am-10:57 pm

2 stops21h 57m

Ontario

Sun 3/8

11:59 pm-7:30 am

2 stops24h 31m

$698

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 1/30

10:40 am-12:17 pm

3 stops33h 37m

Ontario

Fri 2/6

6:10 am-7:30 am

2 stops17h 20m

$703

DublinOntario

DUB - ONT

DUBONT

Dublin

Tue 4/14

1:45 pm-9:56 pm

1 stop16h 11m

Ontario

Mon 4/20

12:55 pm-9:45 am

1 stop12h 50m

$729

DublinOntario

DUB - ONT

DUBONT

Dublin

Mon 3/9

8:00 am-10:57 pm

2 stops21h 57m

Ontario

Sun 3/22

6:00 am-6:10 am

2 stops17h 10m

$734

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 4/23

1:45 pm-9:56 pm

1 stop16h 11m

Ontario

Wed 5/6

6:43 am-9:45 am

1 stop19h 02m

$768

DublinOntario

DUB - ONT

DUBONT

Dublin

Sun 5/31

12:40 pm-7:48 pm

1 stop15h 08m

Ontario

Mon 6/15

12:50 pm-9:45 am

1 stop12h 55m

$796

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 4/23

9:50 am-8:46 pm

2 stops18h 56m

Ontario

Wed 5/6

7:00 am-9:45 am

1 stop18h 45m

$825

DublinOntario

DUB - ONT

DUBONT

Dublin

Mon 1/26

11:30 am-11:56 pm

2 stops20h 26m

Ontario

Fri 1/30

9:00 am-10:15 am

2 stops17h 15m

$990

DublinOntario

DUB - ONT

DUBONT

Dublin

Mon 1/5

10:40 am-9:52 pm

2 stops19h 12m

Ontario

Sat 1/10

6:00 am-8:10 am

2 stops18h 10m

$1,036

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?

American Airlines is the most popular carrier operating from Dublin 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 Dublin 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.

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

Fastest flight time	15h 08m
Direct flights	None

The fastest flight from Dublin to Ontario takes 15h 08m

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

Search flight deals

How far is Dublin to Ontario by plane?
Ontario is 5136.8 mi away from Dublin. By plane, this route typically takes 15h 08m.
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.