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Cheap flights from Dublin to Los Angeles from $369

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 9/6. 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 pm
DUB
-
ONT
21h 09m
2 stops
Iberia Logo
10:25 am - 9:45 am
ONT
-
DUB
15h 20m
1 stop
$687Iberia
Wed, Sep 2 - Sun, Sep 20
Iberia Logo
12:40 pm - 10:59 pm
DUB
-
ONT
18h 19m
1 stop
Iberia Logo
8:25 am - 9:45 am
ONT
-
DUB
17h 20m
1 stop
$689Iberia
Wed, Sep 2 - Sun, Sep 20
JetBlue Logo
11:30 am - 10:38 pm
DUB
-
ONT
19h 08m
1 stop
JetBlue Logo
11:59 pm - 9:00 am
ONT
-
DUB
25h 01m
1 stop
$692JetBlue
Thu, Sep 3 - Mon, Sep 7
American Airlines Logo
1:00 pm - 9:32 pm
DUB
-
ONT
16h 32m
1 stop
American Airlines Logo
10:30 am - 7:15 am
ONT
-
DUB
12h 45m
1 stop
$701American Airlines
Thu, Nov 5 - Sat, Nov 14
JetBlue Logo
11:30 am - 10:38 pm
DUB
-
ONT
19h 08m
1 stop
JetBlue Logo
11:59 pm - 9:00 am
ONT
-
DUB
25h 01m
1 stop
$704JetBlue
Thu, Aug 27 - Tue, Sep 1
American Airlines Logo
12:40 pm - 6:47 pm
DUB
-
ONT
14h 07m
1 stop
American Airlines Logo
12:37 pm - 9:45 am
ONT
-
DUB
13h 08m
1 stop
$705American Airlines
Thu, Aug 27 - Wed, Sep 9
American Airlines Logo
12:40 pm - 6:47 pm
DUB
-
ONT
14h 07m
1 stop
American Airlines Logo
12:33 pm - 9:45 am
ONT
-
DUB
13h 12m
1 stop
$705American Airlines
Thu, Aug 27 - Sat, Sep 5
American Airlines Logo
12:40 pm - 6:47 pm
DUB
-
ONT
14h 07m
1 stop
American Airlines Logo
10:25 am - 9:45 am
ONT
-
DUB
15h 20m
1 stop
$705American Airlines
Fri, Aug 28 - Thu, Sep 10
American Airlines Logo
12:40 pm - 6:58 pm
DUB
-
ONT
14h 18m
1 stop
American Airlines Logo
10:25 am - 9:45 am
ONT
-
DUB
15h 20m
1 stop
$705American Airlines
Sat, Aug 29 - Fri, Sep 11
American Airlines Logo
12:40 pm - 6:47 pm
DUB
-
ONT
14h 07m
1 stop
American Airlines Logo
12:37 pm - 9:45 am
ONT
-
DUB
13h 08m
1 stop
$705American Airlines
Thu, Sep 3 - Wed, Sep 16

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Iberia flights from Dublin to Ontario

Our best Iberia deals on Dublin to Ontario flight tickets
Iberia
Sep 2
DUB9:50 amDublin
21h 09m
2 stops
ONT10:59 pmOntario
Sep 20
ONT10:25 amOntario
15h 20m
1 stop
DUB9:45 amDublin
$687
Iberia
Sep 2
DUB12:40 pmDublin
18h 19m
1 stop
ONT10:59 pmOntario
Sep 20
ONT8:25 amOntario
17h 20m
1 stop
DUB9:45 amDublin
$689
Iberia
Oct 5
DUB12:40 pmDublin
16h 31m
1 stop
ONT9:11 pmOntario
Oct 18
ONT10:25 amOntario
15h 20m
1 stop
DUB9:45 amDublin
$707

JetBlue flights from Dublin to Ontario

Our best JetBlue deals on Dublin to Ontario flight tickets
JetBlue
Sep 3
DUB11:30 amDublin
19h 08m
1 stop
ONT10:38 pmOntario
Sep 7
ONT11:59 pmOntario
25h 01m
1 stop
DUB9:00 amDublin
$692
JetBlue
Aug 27
DUB11:30 amDublin
19h 08m
1 stop
ONT10:38 pmOntario
Sep 1
ONT11:59 pmOntario
25h 01m
1 stop
DUB9:00 amDublin
$704
JetBlue
Aug 27
DUB11:30 amDublin
19h 08m
1 stop
ONT10:38 pmOntario
Sep 9
ONT10:39 pmOntario
26h 21m
1 stop
DUB9:00 amDublin
$796

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 1, 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 - ONT

DUBONT

Dublin

Wed 9/2

9:50 am-10:59 pm

2 stops21h 09m

Ontario

Sun 9/20

10:25 am-9:45 am

1 stop15h 20m

$687

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 9/2

12:40 pm-10:59 pm

1 stop18h 19m

Ontario

Sun 9/20

8:25 am-9:45 am

1 stop17h 20m

$689

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 9/3

11:30 am-10:38 pm

1 stop19h 08m

Ontario

Mon 9/7

11:59 pm-9:00 am

1 stop25h 01m

$692

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 11/5

1:00 pm-9:32 pm

1 stop16h 32m

Ontario

Sat 11/14

10:30 am-7:15 am

1 stop12h 45m

$701

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 8/27

11:30 am-10:38 pm

1 stop19h 08m

Ontario

Tue 9/1

11:59 pm-9:00 am

1 stop25h 01m

$704
Quickest round-trip

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 8/27

12:40 pm-6:47 pm

1 stop14h 07m

Ontario

Wed 9/9

12:37 pm-9:45 am

1 stop13h 08m

$705

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 8/27

12:40 pm-6:47 pm

1 stop14h 07m

Ontario

Sat 9/5

12:33 pm-9:45 am

1 stop13h 12m

$705

DublinOntario

DUB - ONT

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

$705

DublinOntario

DUB - ONT

DUBONT

Dublin

Sat 8/29

12:40 pm-6:58 pm

1 stop14h 18m

Ontario

Fri 9/11

10:25 am-9:45 am

1 stop15h 20m

$705

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 9/3

12:40 pm-6:47 pm

1 stop14h 07m

Ontario

Wed 9/16

12:37 pm-9:45 am

1 stop13h 08m

$705

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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