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Cheap flights from Ireland to California from £247

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/4. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LAX
18 Mar — 25 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ireland to California

Enter your travel dates to find the best prices.

Cheapest flights from Ireland to California
Explore the most affordable flight options available from Ireland to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 February 2026.

Mon 11/509:30
DUB
-
LAX
1 stop14h 24m
Multiple Airlines
Sun 17/520:20
LAX
-
DUB
1 stop15h 15m
Multiple Airlines
Deal found 15/2£339
Thu 7/509:30
DUB
-
LAX
1 stop16h 52m
Multiple Airlines
Thu 14/520:55
LAX
-
DUB
1 stop14h 25m
Multiple Airlines
Deal found 15/2£340
Wed 16/910:30
DUB
-
LAX
1 stop15h 50m
Multiple Airlines
Wed 30/918:10
LAX
-
DUB
1 stop15h 50m
Multiple Airlines
Deal found 14/2£340
Wed 15/409:30
DUB
-
LAX
1 stop16h 52m
Multiple Airlines
Tue 21/418:00
LAX
-
DUB
1 stop16h 50m
Multiple Airlines
Deal found 15/2£342
Thu 30/409:30
DUB
-
LAX
1 stop16h 52m
Finnair
Sat 9/509:00
LAX
-
DUB
1 stop16h 45m
Finnair
Deal found 13/2£345
Tue 1/909:30
DUB
-
LAX
1 stop21h 22m
Finnair
Sat 12/910:35
LAX
-
DUB
1 stop15h 10m
Finnair
Deal found 12/2£346
Tue 1/909:30
DUB
-
LAX
1 stop21h 22m
Finnair
Tue 15/910:35
LAX
-
DUB
1 stop15h 10m
Finnair
Deal found 12/2£359
Tue 1/909:30
DUB
-
LAX
1 stop21h 22m
Finnair
Thu 10/910:35
LAX
-
DUB
1 stop15h 10m
Finnair
Deal found 12/2£359
Mon 2/1113:00
DUB
-
LAX
1 stop15h 24m
Multiple Airlines
Mon 16/1121:00
LAX
-
DUB
1 stop14h 40m
Multiple Airlines
Deal found 12/2£362
Fri 20/218:15
DUB
-
LAX
1 stop29h 35m
British Airways
Fri 6/319:20
LAX
-
DUB
1 stop13h 40m
British Airways
Deal found 13/2£362
Tue 17/1109:45
DUB
-
LAS
2 stops19h 13m
Multiple Airlines
Tue 24/1120:55
LAS
-
DUB
1 stop27h 00m
Multiple Airlines
Deal found 13/2£368
Sat 7/1113:00
DUB
-
LAS
1 stop16h 42m
Iberia
Sat 14/1108:00
LAS
-
DUB
1 stop15h 15m
Iberia
Deal found 15/2£368

Find flight deals from Ireland to California

Keep the following information in mind while searching for Ireland to California flight deals. Data was last updated 16 February 2026.

Round-trip from

£339

One-way from

£247

Popular in

July

Cheapest in

January

Average price

£458

Good round-trip deal

£367 or less

Good one-way deal

£360 or less
7/5-14/5
  • 7/5-14/5
  • 2 total stops
  • 31h 52m total
  • Ireland to California
Search Deals
13/4
  • 13/4
  • 1 total stop
  • 28h 30m total
  • Ireland to California
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£68 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Ireland to California.
Search Deals
Price to beat on a one-way flight from Ireland to California.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ireland to California 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, Cheapflights users made 858,174 searches. Data last updated 16 February 2026.
Use the filters below to find and compare flights from Ireland to California that are best for you.

Fly from

Ireland

Fly to

California

Route

Depart

Return

Price

DublinLos Angeles

DUB - LAX

DUBLAX

Dublin

Thu 7/5

09:30-18:22

1 stop16h 52m

Los Angeles

Thu 14/5

20:20-19:20

1 stop15h 00m

£339

DublinLos Angeles

DUB - LAX

DUBLAX

Dublin

Sun 10/5

09:30-21:56

1 stop20h 26m

Los Angeles

Mon 25/5

20:55-19:35

1 stop14h 40m

£340

DublinLos Angeles

DUB - LAX

DUBLAX

Dublin

Wed 15/4

09:30-18:22

1 stop16h 52m

Los Angeles

Tue 21/4

18:00-18:50

1 stop16h 50m

£342

DublinLos Angeles

DUB - LAX

DUBLAX

Dublin

Wed 25/2

08:50-15:50

1 stop15h 00m

Los Angeles

Fri 6/3

17:40-17:00

1 stop15h 20m

£362

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Tue 14/4

18:00-17:46

2 stops31h 46m

Las Vegas Harry Reid Intl

Mon 4/5

22:10-07:40

1 stop25h 30m

£383

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

Thu 23/4

19:05-14:40

1 stop27h 35m

San Francisco

Mon 27/4

16:45-11:50

1 stop35h 05m

£384

DublinLos Angeles

DUB - LAX

DUBLAX

Dublin

Thu 26/2

05:55-11:45

1 stop13h 50m

Los Angeles

Wed 11/3

10:40-12:40

2 stops19h 00m

£385

DublinOntario

DUB - ONT

DUBONT

Dublin

Tue 3/3

17:15-16:02

2 stops30h 47m

Ontario

Sat 7/3

13:15-07:45

1 stop34h 30m

£387

DublinLos Angeles

DUB - LAX

DUBLAX

Dublin

Tue 3/3

05:55-11:45

1 stop13h 50m

Los Angeles

Sat 7/3

21:55-07:45

1 stop25h 50m

£387

DublinOntario

DUB - ONT

DUBONT

Dublin

Tue 3/3

13:25-12:02

2 stops30h 37m

Ontario

Sat 7/3

22:20-07:45

2 stops25h 25m

£388

Flights are sorted by cheapest return flights first.

Deals found on 12/2

Showing 1-10 of 60 results
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2
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6

Best time to book a flight from Ireland to California

Have a flexible travel schedule? Discover the best time to fly to California from Ireland with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ireland to California

What is the cheapest month to book a flight from Ireland to California?

Currently, October is the cheapest month in which you can book a flight from Ireland to California (average of £318). Flying from Ireland to California in July is currently the most expensive (average of £508). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IE to CA?

Find hourly flight availability from Ireland to California. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 February 2026.

When flying from Ireland to California, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing California

Get insights into the airlines that provide service to California. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to California. Reviews last updated 16 February 2026.
Read reviews from past customers who have flown with United Airlines, Scandinavian Airlines, andAer Lingus from Ireland to California. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,303 reviews
Check prices

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
9,303 reviews
United Airlines
7.4
Good
9,303 reviews
Check prices

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
Scandinavian Airlines
7.3
Good
1,685 reviews
United Airlines
7.4
Good
9,303 reviews
Check prices

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
Aer Lingus
7.2
Good
1,455 reviews
United Airlines
7.4
Good
9,303 reviews
Check prices

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
Air Canada
7.1
Good
10,724 reviews
United Airlines
7.4
Good
9,303 reviews
Check prices

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
British Airways
6.7
Okay
7,750 reviews
United Airlines
7.4
Good
9,303 reviews
Check prices

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

Find useful and relevant information for your journey from Ireland to California. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Ireland to California flight route?

    The Ireland to California flight path was viewed by 270 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Ireland to California?

    For as low as £362, British Airways can have you in California from Ireland in 15h. The distance between Ireland and California is about 5165 mi. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Ireland to California that include hotel bookings?

    Yes. In addition to deals on Ireland to California flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ireland to California?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to California.

  • Can I find deals for business class flights from Ireland to California?

    Yes. Cheapflights offers flight deals from Ireland to California by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ireland to California?

    Currently, October is the cheapest month in which you can book a flight from Ireland to California (average of £318). Flying from Ireland to California in July is currently the most expensive (average of £508). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ireland to California

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Ireland to California

Discover the top 10 airlines that operate flights from Ireland to California. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 16 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest£309Average£386FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
TAP AIR PORTUGALCheapest£312Average£350FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
KLMCheapest£365Average£527FlexibilityNo cancel feeOn-time75%
Search KLM flights
Aer LingusCheapest£377Average£545FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
LufthansaCheapest£389Average£492FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£393Average£451FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapest£400Average£553FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapest£400Average£570FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air FranceCheapest£406Average£563FlexibilityNo cancel feeOn-time77%
Search Air France flights
United AirlinesCheapest£432Average£595FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ireland to California?

Cheapflights makes it easy to find Ireland to California flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Ireland to California?

Cheapflights helps you find that perfect flight to California from Ireland by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Ireland to California with no change fees?

Certainly. Search results for flights to California from Ireland shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ireland to California become cheaper?

Yes, Cheapflights offers price alerts on Ireland to California flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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