Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Dublin to Los Angeles from $435

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.
British Airways Logo
8:50 am - 9:59 pmDUB  Dublin-ONT Ontario
21h 09m2 stops London Heathrow Phoenix Sky Harbor Intl
British Airways Logo
10:40 am - 3:25 pmONT  Ontario-DUB Dublin
20h 45m2 stops Dallas/Fort Worth London Heathrow
$643British Airways
Thu, Jan 21 - Mon, Jan 25
British Airways Logo
8:50 am - 9:59 pmDUB  Dublin-ONT Ontario
21h 09m2 stops London Heathrow Phoenix Sky Harbor Intl
British Airways Logo
10:40 am - 3:25 pmONT  Ontario-DUB Dublin
20h 45m2 stops Dallas/Fort Worth London Heathrow
$644British Airways
Thu, Jan 21 - Mon, Jan 25
British Airways Logo
8:50 am - 9:59 pmDUB  Dublin-ONT Ontario
21h 09m2 stops London Heathrow Phoenix Sky Harbor Intl
British Airways Logo
10:40 am - 3:25 pmONT  Ontario-DUB Dublin
20h 45m2 stops Dallas/Fort Worth London Heathrow
$645British Airways
Thu, Jan 21 - Mon, Jan 25
Iberia Logo
12:55 pm - 9:32 pmDUB  Dublin-ONT Ontario
16h 37m1 stop Dallas/Fort Worth
Iberia Logo
7:00 am - 7:10 amONT  Ontario-DUB Dublin
16h 10m1 stop Dallas/Fort Worth
$652Iberia
Thu, Nov 5 - Wed, Nov 18
American Airlines Logo
12:55 pm - 9:40 amDUB  Dublin-ONT Ontario
28h 45m1 stop Dallas/Fort Worth
American Airlines Logo
7:00 am - 7:10 amONT  Ontario-DUB Dublin
16h 10m1 stop Dallas/Fort Worth
$653American Airlines
Mon, Nov 2 - Sun, Nov 15
Iberia Logo
12:55 pm - 9:32 pmDUB  Dublin-ONT Ontario
16h 37m1 stop Dallas/Fort Worth
Iberia Logo
7:00 am - 7:10 amONT  Ontario-DUB Dublin
16h 10m1 stop Dallas/Fort Worth
$654Iberia
Thu, Nov 5 - Wed, Nov 18
British Airways Logo
11:30 am - 1:30 pmDUB  Dublin-ONT Ontario
33h 00m2 stops Philadelphia Dallas/Fort Worth
British Airways Logo
9:29 am - 7:10 amONT  Ontario-DUB Dublin
37h 41m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth
$664British Airways
Mon, Oct 26 - Mon, Nov 2
Multiple Airlines Logo
11:30 am - 3:16 pmDUB  Dublin-ONT Ontario
34h 46m2 stops Philadelphia Phoenix Sky Harbor Intl
Multiple Airlines Logo
6:00 am - 7:10 amONT  Ontario-DUB Dublin
17h 10m1 stop Dallas/Fort Worth
$669Multiple Airlines
Mon, Oct 26 - Mon, Nov 2
Multiple Airlines Logo
12:55 pm - 9:35 amDUB  Dublin-ONT Ontario
27h 40m1 stop Dallas/Fort Worth
Multiple Airlines Logo
2:22 pm - 7:10 amONT  Ontario-DUB Dublin
32h 48m1 stop Dallas/Fort Worth
$673Multiple Airlines
Mon, Oct 26 - Mon, Nov 2
Iberia Logo
12:55 pm - 9:11 pmDUB  Dublin-ONT Ontario
15h 16m1 stop Dallas/Fort Worth
Iberia Logo
7:00 am - 7:10 amONT  Ontario-DUB Dublin
16h 10m1 stop Dallas/Fort Worth
$683Iberia
Thu, Oct 29 - Fri, Nov 13

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

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

Trusted and free

Trusted and free

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

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

United Airlines flights from Dublin to Ontario

Our best United Airlines deals on Dublin to Ontario flight tickets
United Airlines
Jan 21
DUB9:00 amDublin
19h 26m
2 stops
ONT8:26 pmOntario
Jan 25
ONT7:00 amOntario
17h 10m
1 stop
DUB8:10 amDublin
$816
United Airlines
Jan 21
DUB9:00 amDublin
19h 26m
2 stops
ONT8:26 pmOntario
Jan 25
ONT7:00 amOntario
17h 10m
1 stop
DUB8:10 amDublin
$817
United Airlines
Jan 21
DUB9:00 amDublin
19h 26m
2 stops
ONT8:26 pmOntario
Jan 25
ONT7:00 amOntario
17h 10m
1 stop
DUB8:10 amDublin
$818

American Airlines flights from Dublin to Ontario

Our best American Airlines deals on Dublin to Ontario flight tickets
American Airlines
Nov 2
DUB12:55 pmDublin
28h 45m
1 stop
ONT9:40 amOntario
Nov 15
ONT7:00 amOntario
16h 10m
1 stop
DUB7:10 amDublin
$653
American Airlines
Dec 26
DUB1:05 pmDublin
18h 52m
2 stops
ONT11:57 pmOntario
Jan 4
ONT1:25 pmOntario
22h 20m
2 stops
DUB7:45 pmDublin
$697
American Airlines
Dec 26
DUB1:05 pmDublin
18h 52m
2 stops
ONT11:57 pmOntario
Jan 4
ONT1:25 pmOntario
22h 20m
2 stops
DUB7:45 pmDublin
$698

momondo Fare Finder

 
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

Thu 1/21

8:50 am-9:59 pm

2 stops21h 09m

Ontario

Mon 1/25

10:40 am-3:25 pm

2 stops20h 45m

$643

DublinOntario

DUB Dublin - ONT Ontario

DUBONT

Dublin

Thu 1/21

8:50 am-9:59 pm

2 stops21h 09m

Ontario

Mon 1/25

10:40 am-3:25 pm

2 stops20h 45m

$644

DublinOntario

DUB Dublin - ONT Ontario

DUBONT

Dublin

Thu 1/21

8:50 am-9:59 pm

2 stops21h 09m

Ontario

Mon 1/25

10:40 am-3:25 pm

2 stops20h 45m

$645

DublinOntario

DUB Dublin - ONT Ontario

DUBONT

Dublin

Thu 11/5

12:55 pm-9:32 pm

1 stop16h 37m

Ontario

Wed 11/18

7:00 am-7:10 am

1 stop16h 10m

$652

DublinOntario

DUB Dublin - ONT Ontario

DUBONT

Dublin

Mon 11/2

12:55 pm-9:40 am

1 stop28h 45m

Ontario

Sun 11/15

7:00 am-7:10 am

1 stop16h 10m

$653

DublinOntario

DUB Dublin - ONT Ontario

DUBONT

Dublin

Thu 11/5

12:55 pm-9:32 pm

1 stop16h 37m

Ontario

Wed 11/18

7:00 am-7:10 am

1 stop16h 10m

$654

DublinOntario

DUB Dublin - ONT Ontario

DUBONT

Dublin

Mon 10/26

11:30 am-1:30 pm

2 stops33h 00m

Ontario

Mon 11/2

9:29 am-7:10 am

2 stops37h 41m

$664

DublinOntario

DUB Dublin - ONT Ontario

DUBONT

Dublin

Mon 10/26

11:30 am-3:16 pm

2 stops34h 46m

Ontario

Mon 11/2

6:00 am-7:10 am

1 stop17h 10m

$669

DublinOntario

DUB Dublin - ONT Ontario

DUBONT

Dublin

Mon 10/26

12:55 pm-9:35 am

1 stop27h 40m

Ontario

Mon 11/2

2:22 pm-7:10 am

1 stop32h 48m

$673
Quickest round-trip

DublinOntario

DUB Dublin - ONT Ontario

DUBONT

Dublin

Thu 10/29

12:55 pm-9:11 pm

1 stop15h 16m

Ontario

Fri 11/13

7:00 am-7:10 am

1 stop16h 10m

$683

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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

What is the cheapest airline that flies from Dublin to Ontario?

JetBlue and British Airways are the most popular carriers operating from Dublin to Ontario

What airlines fly to Ontario?

Aer Lingus, American Airlines and Iberia 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 85% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 3 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

Best Price Found

$435

Fastest flight time

16h 17m

Direct flights

None
The best one-way flight to Ontario from Dublin in the past 72 hours is $435. The best round-trip flight deal from Dublin to Ontario found on momondo in the last 72 hours is $643.
The fastest flight from Dublin to Ontario takes 16h 17m
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 16h 17m.

  • 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.

An easier way to manage your Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 10/13
Tue 10/20
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States