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Cheap flights from Dublin to Los Angeles from $375

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 6/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Dublin to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
9:30 am - 10:39 pm
DUB
-
ONT
21h 09m
2 stops
American Airlines Logo
6:10 am - 6:30 am
ONT
-
DUB
40h 20m
2 stops
$615American Airlines
Tue, Jun 9 - Sat, Jun 13
American Airlines Logo
12:40 pm - 9:57 pm
DUB
-
ONT
17h 17m
2 stops
American Airlines Logo
11:59 pm - 9:35 am
ONT
-
DUB
25h 36m
2 stops
$616American Airlines
Tue, Jun 9 - Sat, Jun 13
American Airlines Logo
12:40 pm - 10:39 pm
DUB
-
ONT
17h 59m
1 stop
American Airlines Logo
5:45 am - 9:45 am
ONT
-
DUB
20h 00m
1 stop
$617American Airlines
Thu, Jun 11 - Mon, Jun 15
Iberia Logo
12:40 pm - 10:39 pm
DUB
-
ONT
17h 59m
1 stop
Iberia Logo
2:18 pm - 9:45 am
ONT
-
DUB
35h 27m
1 stop
$650Iberia
Tue, Jun 9 - Sat, Jun 13
JetBlue Logo
11:30 am - 10:01 pm
DUB
-
ONT
18h 31m
1 stop
JetBlue Logo
11:16 pm - 9:00 am
ONT
-
DUB
25h 44m
1 stop
$738JetBlue
Sat, Jun 13 - Sat, Jun 27
JetBlue Logo
11:30 am - 10:43 pm
DUB
-
ONT
19h 13m
1 stop
JetBlue Logo
11:58 pm - 9:00 am
ONT
-
DUB
25h 02m
1 stop
$759JetBlue
Mon, Jun 15 - Mon, Jun 22
JetBlue Logo
11:30 am - 10:43 pm
DUB
-
ONT
19h 13m
1 stop
JetBlue Logo
11:56 pm - 9:00 am
ONT
-
DUB
25h 04m
1 stop
$776JetBlue
Wed, Jun 17 - Sun, Jun 21
British Airways Logo
6:30 am - 6:21 pm
DUB
-
ONT
19h 51m
2 stops
British Airways Logo
2:18 pm - 3:45 pm
ONT
-
DUB
17h 27m
2 stops
$778British Airways
Thu, Jun 11 - Mon, Jun 15
JetBlue Logo
11:30 am - 8:47 pm
DUB
-
ONT
17h 17m
1 stop
JetBlue Logo
11:54 pm - 9:00 am
ONT
-
DUB
25h 06m
1 stop
$785JetBlue
Wed, Jun 10 - Sun, Jun 14
JetBlue Logo
11:30 am - 10:43 pm
DUB
-
ONT
19h 13m
1 stop
JetBlue Logo
11:56 pm - 9:00 am
ONT
-
DUB
25h 04m
1 stop
$787JetBlue
Wed, Jun 17 - Sun, Jun 21

American Airlines flights from Dublin to Ontario

Our best American Airlines deals on Dublin to Ontario flight tickets
American Airlines
Jun 9
DUB9:30 amDublin
21h 09m
2 stops
ONT10:39 pmOntario
Jun 13
ONT6:10 amOntario
40h 20m
2 stops
DUB6:30 amDublin
$615
American Airlines
Jun 9
DUB12:40 pmDublin
17h 17m
2 stops
ONT9:57 pmOntario
Jun 13
ONT11:59 pmOntario
25h 36m
2 stops
DUB9:35 amDublin
$616
American Airlines
Jun 11
DUB12:40 pmDublin
17h 59m
1 stop
ONT10:39 pmOntario
Jun 15
ONT5:45 amOntario
20h 00m
1 stop
DUB9:45 amDublin
$617

Iberia flights from Dublin to Ontario

Our best Iberia deals on Dublin to Ontario flight tickets
Iberia
Jun 9
DUB12:40 pmDublin
17h 59m
1 stop
ONT10:39 pmOntario
Jun 13
ONT2:18 pmOntario
35h 27m
1 stop
DUB9:45 amDublin
$650
Iberia
Jun 9
DUB12:40 pmDublin
15h 16m
1 stop
ONT7:56 pmOntario
Jun 18
ONT12:41 pmOntario
13h 04m
1 stop
DUB9:45 amDublin
$870
Iberia
Jun 17
DUB12:40 pmDublin
17h 59m
1 stop
ONT10:39 pmOntario
Jun 21
ONT10:22 amOntario
15h 23m
1 stop
DUB9:45 amDublin
$886

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 May 29, 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

Tue 6/9

9:30 am-10:39 pm

2 stops21h 09m

Ontario

Sat 6/13

6:10 am-6:30 am

2 stops40h 20m

$615

DublinOntario

DUB - ONT

DUBONT

Dublin

Tue 6/9

12:40 pm-9:57 pm

2 stops17h 17m

Ontario

Sat 6/13

11:59 pm-9:35 am

2 stops25h 36m

$616

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 6/11

12:40 pm-10:39 pm

1 stop17h 59m

Ontario

Mon 6/15

5:45 am-9:45 am

1 stop20h 00m

$617

DublinOntario

DUB - ONT

DUBONT

Dublin

Tue 6/9

12:40 pm-10:39 pm

1 stop17h 59m

Ontario

Sat 6/13

2:18 pm-9:45 am

1 stop35h 27m

$650

DublinOntario

DUB - ONT

DUBONT

Dublin

Sat 6/13

11:30 am-10:01 pm

1 stop18h 31m

Ontario

Sat 6/27

11:16 pm-9:00 am

1 stop25h 44m

$738

DublinOntario

DUB - ONT

DUBONT

Dublin

Mon 6/15

11:30 am-10:43 pm

1 stop19h 13m

Ontario

Mon 6/22

11:58 pm-9:00 am

1 stop25h 02m

$759

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 6/17

11:30 am-10:43 pm

1 stop19h 13m

Ontario

Sun 6/21

11:56 pm-9:00 am

1 stop25h 04m

$776
Quickest round-trip

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 6/11

6:30 am-6:21 pm

2 stops19h 51m

Ontario

Mon 6/15

2:18 pm-3:45 pm

2 stops17h 27m

$778

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 6/10

11:30 am-8:47 pm

1 stop17h 17m

Ontario

Sun 6/14

11:54 pm-9:00 am

1 stop25h 06m

$785

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 6/17

11:30 am-10:43 pm

1 stop19h 13m

Ontario

Sun 6/21

11:56 pm-9:00 am

1 stop25h 04m

$787

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

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

Can stopping save me money on Dublin to Ontario flights?

You could potentially save up to 36% on your flight if you consider stops on a Dublin to Ontario flight.

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

16h 26m

Direct flights

None
The fastest flight from Dublin to Ontario takes 16h 26m
There are no direct flights from Dublin to Ontario. There are no popular flight routes from Dublin to Ontario.
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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 16h 26m.

  • 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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