Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Dublin to Los Angeles from $421

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.
Multiple Airlines Logo
6:30 pm - 9:41 amDUB  Dublin-ONT Ontario
23h 11m2 stops Madrid Barajas Dallas/Fort Worth
Multiple Airlines Logo
2:22 pm - 3:25 pmONT  Ontario-DUB Dublin
17h 03m2 stops Dallas/Fort Worth London Heathrow
$623Multiple Airlines
Sat, Feb 27 - Mon, Mar 8
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
$639British 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
$640British Airways
Thu, Jan 21 - Mon, Jan 25
British Airways Logo
8:50 am - 11:17 pmDUB  Dublin-ONT Ontario
22h 27m2 stops London Heathrow Dallas/Fort Worth
British Airways Logo
7:00 am - 9:55 amONT  Ontario-DUB Dublin
18h 55m2 stops Dallas/Fort Worth London Heathrow
$641British 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
$641British 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
$643British Airways
Thu, Jan 21 - Mon, Jan 25
American Airlines Logo
12:55 pm - 9:32 pmDUB  Dublin-ONT Ontario
16h 37m1 stop Dallas/Fort Worth
American Airlines Logo
11:59 pm - 7:10 amONT  Ontario-DUB Dublin
23h 11m1 stop Dallas/Fort Worth
$648American Airlines
Fri, Nov 6 - Sat, Nov 21
American Airlines Logo
12:55 pm - 9:32 pmDUB  Dublin-ONT Ontario
16h 37m1 stop Dallas/Fort Worth
American Airlines Logo
11:59 pm - 7:10 amONT  Ontario-DUB Dublin
23h 11m1 stop Dallas/Fort Worth
$649American Airlines
Thu, Nov 5 - Sat, Nov 21
American Airlines Logo
12:55 pm - 9:32 pmDUB  Dublin-ONT Ontario
16h 37m1 stop Dallas/Fort Worth
American Airlines Logo
11:59 pm - 7:10 amONT  Ontario-DUB Dublin
23h 11m1 stop Dallas/Fort Worth
$649American Airlines
Fri, Nov 6 - Sat, Nov 21
American Airlines Logo
12:55 pm - 10:57 pmDUB  Dublin-ONT Ontario
18h 02m1 stop Dallas/Fort Worth
American Airlines Logo
10:37 am - 7:10 amONT  Ontario-DUB Dublin
12h 33m1 stop Dallas/Fort Worth
$650American Airlines
Sat, Nov 7 - Mon, Nov 23

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

British Airways flights from Dublin to Ontario

Our best British Airways deals on Dublin to Ontario flight tickets
British Airways
Jan 21
DUB8:50 amDublin
21h 09m
2 stops
ONT9:59 pmOntario
Jan 25
ONT10:40 amOntario
20h 45m
2 stops
DUB3:25 pmDublin
$639
British Airways
Jan 21
DUB8:50 amDublin
21h 09m
2 stops
ONT9:59 pmOntario
Jan 25
ONT10:40 amOntario
20h 45m
2 stops
DUB3:25 pmDublin
$640
British Airways
Jan 21
DUB8:50 amDublin
22h 27m
2 stops
ONT11:17 pmOntario
Jan 25
ONT7:00 amOntario
18h 55m
2 stops
DUB9:55 amDublin
$641

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
$700
United Airlines
Nov 4
DUB12:05 pmDublin
16h 46m
2 stops
ONT8:51 pmOntario
Jan 31
ONT7:00 amOntario
16h 30m
2 stops
DUB7:30 amDublin
$703
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
$704

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

Sat 2/27

6:30 pm-9:41 am

2 stops23h 11m

Ontario

Mon 3/8

2:22 pm-3:25 pm

2 stops17h 03m

$623

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

$639

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

$640

DublinOntario

DUB Dublin - ONT Ontario

DUBONT

Dublin

Thu 1/21

8:50 am-11:17 pm

2 stops22h 27m

Ontario

Mon 1/25

7:00 am-9:55 am

2 stops18h 55m

$641

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

$641

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

Fri 11/6

12:55 pm-9:32 pm

1 stop16h 37m

Ontario

Sat 11/21

11:59 pm-7:10 am

1 stop23h 11m

$648

DublinOntario

DUB Dublin - ONT Ontario

DUBONT

Dublin

Thu 11/5

12:55 pm-9:32 pm

1 stop16h 37m

Ontario

Sat 11/21

11:59 pm-7:10 am

1 stop23h 11m

$649

DublinOntario

DUB Dublin - ONT Ontario

DUBONT

Dublin

Fri 11/6

12:55 pm-9:32 pm

1 stop16h 37m

Ontario

Sat 11/21

11:59 pm-7:10 am

1 stop23h 11m

$649
Quickest round-trip

DublinOntario

DUB Dublin - ONT Ontario

DUBONT

Dublin

Sat 11/7

12:55 pm-10:57 pm

1 stop18h 02m

Ontario

Mon 11/23

10:37 am-7:10 am

1 stop12h 33m

$650

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?

KLM, Aer Lingus, and Iberia 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

$421

Fastest flight time

15h 56m

Direct flights

None
The best one-way flight to Ontario from Dublin in the past 72 hours is $421. The best round-trip flight deal from Dublin to Ontario found on momondo in the last 72 hours is $623.
The fastest flight from Dublin to Ontario takes 15h 56m
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 15h 56m.

  • 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
Sun 10/18
Sun 10/25
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States