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Cheap flights from Dublin to Los Angeles from $384

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to Los Angeles departing on 9/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Dublin to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Iberia Logo
9:50 am - 10:59 pmDUB  Dublin-ONT Ontario
21h 09m2 stops Madrid Barajas Dallas/Fort Worth
Iberia Logo
12:37 pm - 9:45 amONT  Ontario-DUB Dublin
13h 08m1 stop Dallas/Fort Worth
$705Iberia
Tue, Sep 8 - Thu, Sep 24
Iberia Logo
12:40 pm - 10:59 pmDUB  Dublin-ONT Ontario
18h 19m1 stop Dallas/Fort Worth
Iberia Logo
12:37 pm - 9:45 amONT  Ontario-DUB Dublin
13h 08m1 stop Dallas/Fort Worth
$708Iberia
Tue, Sep 8 - Thu, Sep 24
British Airways Logo
10:20 am - 10:49 pmDUB  Dublin-ONT Ontario
20h 29m2 stops London Heathrow Dallas/Fort Worth
British Airways Logo
3:09 pm - 7:40 pmONT  Ontario-DUB Dublin
20h 31m2 stops Dallas/Fort Worth London Heathrow
$711British Airways
Wed, Jan 20 - Sun, Jan 24
British Airways Logo
8:50 am - 10:49 pmDUB  Dublin-ONT Ontario
21h 59m2 stops London Heathrow Dallas/Fort Worth
British Airways Logo
3:09 pm - 3:05 pmONT  Ontario-DUB Dublin
15h 56m2 stops Dallas/Fort Worth London Heathrow
$711British Airways
Wed, Jan 20 - Sun, Jan 24
British Airways Logo
10:20 am - 10:49 pmDUB  Dublin-ONT Ontario
20h 29m2 stops London Heathrow Dallas/Fort Worth
British Airways Logo
3:09 pm - 7:40 pmONT  Ontario-DUB Dublin
20h 31m2 stops Dallas/Fort Worth London Heathrow
$712British Airways
Wed, Jan 20 - Sun, Jan 24
Multiple Airlines Logo
12:40 pm - 6:47 pmDUB  Dublin-ONT Ontario
14h 07m1 stop Dallas/Fort Worth
Multiple Airlines Logo
12:37 pm - 9:45 amONT  Ontario-DUB Dublin
13h 08m1 stop Dallas/Fort Worth
$713Multiple Airlines
Fri, Aug 28 - Sat, Sep 12
Multiple Airlines Logo
12:40 pm - 6:47 pmDUB  Dublin-ONT Ontario
14h 07m1 stop Dallas/Fort Worth
Multiple Airlines Logo
10:25 am - 9:45 amONT  Ontario-DUB Dublin
15h 20m1 stop Dallas/Fort Worth
$713Multiple Airlines
Fri, Aug 28 - Thu, Sep 10
JetBlue Logo
11:30 am - 10:38 pmDUB  Dublin-ONT Ontario
19h 08m1 stop New York John F Kennedy Intl
JetBlue Logo
11:59 pm - 9:00 amONT  Ontario-DUB Dublin
25h 01m1 stop New York John F Kennedy Intl
$718JetBlue
Thu, Aug 27 - Mon, Aug 31
American Airlines Logo
12:55 pm - 9:11 pmDUB  Dublin-ONT Ontario
15h 16m1 stop Dallas/Fort Worth
American Airlines Logo
10:30 am - 7:15 amONT  Ontario-DUB Dublin
12h 45m1 stop Dallas/Fort Worth
$721American Airlines
Wed, Oct 28 - Wed, Nov 4
Iberia Logo
9:50 am - 10:59 pmDUB  Dublin-ONT Ontario
21h 09m2 stops Madrid Barajas Dallas/Fort Worth
Iberia Logo
8:25 am - 9:45 amONT  Ontario-DUB Dublin
17h 20m1 stop Dallas/Fort Worth
$721Iberia
Fri, Aug 28 - Fri, Sep 11

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British Airways flights from Dublin to Ontario

Our best British Airways deals on Dublin to Ontario flight tickets
British Airways
Jan 20
DUB8:50 amDublin
21h 59m
2 stops
ONT10:49 pmOntario
Jan 24
ONT3:09 pmOntario
15h 56m
2 stops
DUB3:05 pmDublin
$711
British Airways
Jan 20
DUB10:20 amDublin
20h 29m
2 stops
ONT10:49 pmOntario
Jan 24
ONT3:09 pmOntario
20h 31m
2 stops
DUB7:40 pmDublin
$712
British Airways
Sep 3
DUB12:40 pmDublin
14h 07m
1 stop
ONT6:47 pmOntario
Sep 29
ONT12:37 pmOntario
13h 08m
1 stop
DUB9:45 amDublin
$761

Iberia flights from Dublin to Ontario

Our best Iberia deals on Dublin to Ontario flight tickets
Iberia
Sep 8
DUB9:50 amDublin
21h 09m
2 stops
ONT10:59 pmOntario
Sep 24
ONT12:37 pmOntario
13h 08m
1 stop
DUB9:45 amDublin
$705
Iberia
Sep 8
DUB12:40 pmDublin
18h 19m
1 stop
ONT10:59 pmOntario
Sep 24
ONT12:37 pmOntario
13h 08m
1 stop
DUB9:45 amDublin
$708
Iberia
Aug 28
DUB9:50 amDublin
21h 09m
2 stops
ONT10:59 pmOntario
Sep 11
ONT8:25 amOntario
17h 20m
1 stop
DUB9:45 amDublin
$721

momondo Fare Finder

 
Customize your flight search to find flights from Dublin to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 7, 2026.
Use the filters below to find and compare flights from Dublin to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DublinOntario

DUB Dublin - ONT Ontario

DUBONT

Dublin

Tue 9/8

9:50 am-10:59 pm

2 stops21h 09m

Ontario

Thu 9/24

12:37 pm-9:45 am

1 stop13h 08m

$705

DublinOntario

DUB Dublin - ONT Ontario

DUBONT

Dublin

Tue 9/8

12:40 pm-10:59 pm

1 stop18h 19m

Ontario

Thu 9/24

12:37 pm-9:45 am

1 stop13h 08m

$708

DublinOntario

DUB Dublin - ONT Ontario

DUBONT

Dublin

Wed 1/20

10:20 am-10:49 pm

2 stops20h 29m

Ontario

Sun 1/24

3:09 pm-7:40 pm

2 stops20h 31m

$711

DublinOntario

DUB Dublin - ONT Ontario

DUBONT

Dublin

Wed 1/20

8:50 am-10:49 pm

2 stops21h 59m

Ontario

Sun 1/24

3:09 pm-3:05 pm

2 stops15h 56m

$711

DublinOntario

DUB Dublin - ONT Ontario

DUBONT

Dublin

Wed 1/20

10:20 am-10:49 pm

2 stops20h 29m

Ontario

Sun 1/24

3:09 pm-7:40 pm

2 stops20h 31m

$712
Quickest round-trip

DublinOntario

DUB Dublin - ONT Ontario

DUBONT

Dublin

Fri 8/28

12:40 pm-6:47 pm

1 stop14h 07m

Ontario

Sat 9/12

12:37 pm-9:45 am

1 stop13h 08m

$713

DublinOntario

DUB Dublin - ONT Ontario

DUBONT

Dublin

Fri 8/28

12:40 pm-6:47 pm

1 stop14h 07m

Ontario

Thu 9/10

10:25 am-9:45 am

1 stop15h 20m

$713

DublinOntario

DUB Dublin - ONT Ontario

DUBONT

Dublin

Thu 8/27

11:30 am-10:38 pm

1 stop19h 08m

Ontario

Mon 8/31

11:59 pm-9:00 am

1 stop25h 01m

$718

DublinOntario

DUB Dublin - ONT Ontario

DUBONT

Dublin

Wed 10/28

12:55 pm-9:11 pm

1 stop15h 16m

Ontario

Wed 11/4

10:30 am-7:15 am

1 stop12h 45m

$721

DublinOntario

DUB Dublin - ONT Ontario

DUBONT

Dublin

Fri 8/28

9:50 am-10:59 pm

2 stops21h 09m

Ontario

Fri 9/11

8:25 am-9:45 am

1 stop17h 20m

$721

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 is the most popular carrier operating from Dublin to Ontario

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

14h 07m

Direct flights

None
The fastest flight from Dublin to Ontario takes 14h 07m
There are no direct flights from Dublin to Ontario. There are no popular flight routes from Dublin to Ontario.
Search flight deals

Frequently asked questions about flying from Dublin to Ontario

  • How far is Dublin to Ontario by plane?

    Ontario is 5136.8 mi away from Dublin. By plane, this route typically takes 14h 07m.

  • 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.

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