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.

$500 Cheap Flights from Dublin to Ontario in 2025/26

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Cheap round-trip flights

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9:00 am - 10:57 pm

DUB

ONT

21h 57m2 stops

11:59 pm - 8:10 am

ONT

DUB

25h 11m1 stop

$692United Airlines

Wed, Mar 4 - Sun, Mar 8

1:00 pm - 10:08 am

DUB

ONT

29h 08m2 stops

4:45 pm - 4:50 pm

ONT

DUB

16h 05m2 stops

$698American Airlines

Mon, Jan 12 - Sun, Jan 25

1:45 pm - 11:40 pm

DUB

ONT

17h 55m1 stop

12:55 pm - 9:45 am

ONT

DUB

12h 50m1 stop

$724Iberia

Fri, May 1 - Thu, May 14

12:05 pm - 12:38 pm

DUB

ONT

32h 33m2 stops

11:59 pm - 8:10 am

ONT

DUB

24h 11m1 stop

$756United Airlines

Wed, Dec 24 - Sun, Dec 28

11:45 am - 10:09 pm

DUB

ONT

18h 24m1 stop

11:25 pm - 9:00 am

ONT

DUB

25h 35m1 stop

$757JetBlue

Fri, May 15 - Sun, May 17

11:45 am - 10:09 pm

DUB

ONT

18h 24m1 stop

11:25 pm - 9:00 am

ONT

DUB

25h 35m1 stop

$760JetBlue

Thu, May 7 - Thu, May 14

11:35 am - 10:26 pm

DUB

ONT

18h 51m1 stop

7:00 am - 7:45 am

ONT

DUB

16h 45m2 stops

$763United Airlines

Fri, May 15 - Fri, May 29

10:40 am - 10:25 pm

DUB

ONT

19h 45m1 stop

5:05 am - 7:30 am

ONT

DUB

18h 25m2 stops

$790United Airlines

Fri, Dec 26 - Sat, Jan 17

10:40 am - 10:25 pm

DUB

ONT

19h 45m1 stop

5:05 am - 7:30 am

ONT

DUB

18h 25m2 stops

$791United Airlines

Fri, Dec 26 - Sat, Jan 17

12:55 pm - 10:14 pm

DUB

ONT

17h 19m1 stop

10:50 am - 7:15 am

ONT

DUB

12h 25m1 stop

$792Multiple Airlines

Fri, Dec 26 - Tue, Dec 30

American Airlines flights from Dublin to Ontario

Our best American Airlines deals on Dublin to Ontario flight tickets

American Airlines

Jan 12

DUB1:00 pmDublin

29h 08m

2 stops

ONT10:08 amOntario

Jan 25

ONT4:45 pmOntario

16h 05m

2 stops

DUB4:50 pmDublin

$698

Find similar

American Airlines

Apr 23

DUB12:00 pmDublin

28h 31m

2 stops

ONT8:31 amOntario

May 4

ONT3:05 pmOntario

34h 40m

1 stop

DUB9:45 amDublin

$1,536

Find similar

American Airlines

Apr 23

DUB8:35 amDublin

21h 21m

2 stops

ONT9:56 pmOntario

Apr 30

ONT11:01 amOntario

19h 34m

2 stops

DUB2:35 pmDublin

$1,550

Find similar

JetBlue flights from Dublin to Ontario

Our best JetBlue deals on Dublin to Ontario flight tickets

JetBlue

May 15

DUB11:45 amDublin

18h 24m

1 stop

ONT10:09 pmOntario

May 17

ONT11:25 pmOntario

25h 35m

1 stop

DUB9:00 amDublin

$757

Find similar

JetBlue

May 7

DUB11:45 amDublin

18h 24m

1 stop

ONT10:09 pmOntario

May 14

ONT11:25 pmOntario

25h 35m

1 stop

DUB9:00 amDublin

$760

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 3/4

9:00 am-10:57 pm

2 stops21h 57m

Ontario

Sun 3/8

11:59 pm-8:10 am

1 stop25h 11m

$692

DublinOntario

DUB - ONT

DUBONT

Dublin

Mon 1/12

1:00 pm-10:08 am

2 stops29h 08m

Ontario

Sun 1/25

4:45 pm-4:50 pm

2 stops16h 05m

$698

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 5/1

1:45 pm-11:40 pm

1 stop17h 55m

Ontario

Thu 5/14

12:55 pm-9:45 am

1 stop12h 50m

$724

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 12/24

12:05 pm-12:38 pm

2 stops32h 33m

Ontario

Sun 12/28

11:59 pm-8:10 am

1 stop24h 11m

$756

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 5/15

11:45 am-10:09 pm

1 stop18h 24m

Ontario

Sun 5/17

11:25 pm-9:00 am

1 stop25h 35m

$757

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 5/7

11:45 am-10:09 pm

1 stop18h 24m

Ontario

Thu 5/14

11:25 pm-9:00 am

1 stop25h 35m

$760

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 5/15

11:35 am-10:26 pm

1 stop18h 51m

Ontario

Fri 5/29

7:00 am-7:45 am

2 stops16h 45m

$763

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 12/26

10:40 am-10:25 pm

1 stop19h 45m

Ontario

Sat 1/17

5:05 am-7:30 am

2 stops18h 25m

$790

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 12/26

10:40 am-10:25 pm

1 stop19h 45m

Ontario

Sat 1/17

5:05 am-7:30 am

2 stops18h 25m

$791

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 12/26

12:55 pm-10:14 pm

1 stop17h 19m

Ontario

Tue 12/30

10:50 am-7:15 am

1 stop12h 25m

$792

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, KLM, and American Airlines are the most popular carriers 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	18h 08m
Direct flights	None

The fastest flight from Dublin to Ontario takes 18h 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 18h 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.