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$270+ Cheap flights from Ireland to California

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 5/22. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LAX
Apr 27 — May 41
Sun 4/27
Sun 5/4
1 adult, Economy
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Cheap flight deals from Ireland to California

Keep the following information in mind while searching for Ireland to California flight deals. Data was last updated April 22, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$537
(TravelUp)

One-way from

$270
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$651

Good round-trip deal

$573 or less

Good one-way deal

$569 or less
Provider with most accurate pricing for Dublin-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Dublin-Los Angeles flights.
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From Ireland to California
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One-way flight from Ireland to California
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Highest demand for flights based on searches. 17% potential increase in price ($146 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Ireland to California.
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Price to beat on a one-way flight from Ireland to California.
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Find flight deals from Ireland to California

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 April 22, 2025.

This TravelUp deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/311:00 amDUB - LAS
1 stop15h 58mMultiple Airlines
Wed 9/109:40 amLAS - DUB
1 stop16h 20mMultiple Airlines
Deal found 4/21$537
This Expedia deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2712:45 pmDUB - LAS
1 stop15h 15mBritish Airways
Tue 6/32:27 pmLAS - DUB
2 stops18h 38mBritish Airways
Deal found 4/21$540
This Bravofly deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/612:40 pmDUB - LAS
2 stops41h 55mScandinavian Airlines
Fri 6/1310:35 amLAS - DUB
2 stops38h 50mScandinavian Airlines
Deal found 4/21$549
This Delta deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2811:10 amDUB - LAS
2 stops17h 16mDelta
Wed 5/710:24 amLAS - DUB
2 stops15h 36mDelta
Deal found 4/21$554
This Bravofly deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/412:30 pmDUB - SAN
2 stops40h 48mScandinavian Airlines
Tue 11/113:59 pmSAN - DUB
2 stops35h 46mScandinavian Airlines
Deal found 4/22$560
This Iberia deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2812:40 pmDUB - LAS
1 stop14h 10mIberia
Wed 5/710:00 amLAS - DUB
1 stop12h 30mIberia
Deal found 4/21$561
This Finnair deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/512:40 pmDUB - LAS
1 stop17h 20mFinnair
Mon 5/1210:49 amLAS - DUB
1 stop14h 56mFinnair
Deal found 4/21$562
This Mytrip deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/281:00 pmDUB - SFO
1 stop35h 10mSWISS
Mon 5/127:30 pmSFO - DUB
1 stop14h 20mSWISS
Deal found 4/21$564
This KLM deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2012:00 pmDUB - LAS
1 stop16h 02mKLM
Tue 5/279:15 amLAS - DUB
1 stop14h 40mKLM
Deal found 4/22$566
This American Airlines deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/298:35 amDUB - LAS
2 stops20h 53mAmerican Airlines
Wed 5/76:00 amLAS - DUB
1 stop16h 30mAmerican Airlines
Deal found 4/22$567
This Scandinavian Airlines deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1511:45 amDUB - SFO
2 stops36h 45mScandinavian Airlines
Sat 10/258:50 pmSFO - DUB
1 stop14h 30mScandinavian Airlines
Deal found 4/21$569
This Mytrip deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/46:45 amDUB - LAX
1 stop15h 25mMultiple Airlines
Sun 5/114:30 pmLAX - DUB
1 stop19h 45mMultiple Airlines
Deal found 4/20$570

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated April 22, 2025.
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

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Wed 9/3

11:00 am-6:58 pm

1 stop15h 58m

Las Vegas Harry Reid Intl

Wed 9/10

9:40 am-10:00 am

1 stop16h 20m

$537

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Tue 5/27

12:45 pm-8:00 pm

1 stop15h 15m

Las Vegas Harry Reid Intl

Tue 6/3

2:27 pm-5:05 pm

2 stops18h 38m

$540

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Fri 6/6

12:40 pm-10:35 pm

2 stops41h 55m

Las Vegas Harry Reid Intl

Fri 6/13

10:35 am-9:25 am

2 stops38h 50m

$549

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Sun 5/4

5:55 am-5:39 pm

2 stops19h 44m

Las Vegas Harry Reid Intl

Sat 5/10

12:54 am-7:55 am

1 stop23h 01m

$554

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Sun 5/4

9:30 am-9:28 pm

1 stop19h 58m

Las Vegas Harry Reid Intl

Sun 5/11

10:49 am-9:45 am

1 stop14h 56m

$561

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Mon 5/5

12:40 pm-10:00 pm

1 stop17h 20m

Las Vegas Harry Reid Intl

Mon 5/12

10:49 am-9:45 am

1 stop14h 56m

$562

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Tue 5/20

12:00 pm-8:02 pm

1 stop16h 02m

Las Vegas Harry Reid Intl

Tue 5/27

9:15 am-7:55 am

1 stop14h 40m

$566

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Fri 5/2

12:40 pm-6:50 pm

1 stop14h 10m

Las Vegas Harry Reid Intl

Tue 5/6

10:00 am-6:30 am

1 stop12h 30m

$569

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

Wed 10/15

11:45 am-4:30 pm

2 stops36h 45m

San Francisco

Sat 10/25

8:50 pm-6:20 pm

1 stop14h 30m

$569

DublinLos Angeles

DUB - LAX

DUBLAX

Dublin

Sun 5/4

6:45 am-2:10 pm

1 stop15h 25m

Los Angeles

Sun 5/11

4:30 pm-8:15 pm

1 stop19h 45m

$570

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

Showing 1-10 of 60 results
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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 round-trip 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, January is the cheapest month in which you can book a flight from Ireland to California (average of $246). Flying from Ireland to California in June is currently the most expensive (average of $328). 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 April 22, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ireland to California as you normally would.

Rainfall in California by month

Plan your trip to California by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in California ranges from 0.0 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. July is typically the driest time to visit California when rainfall is around 0.0 in.

Temperature in California by month

Plan your trip to California by taking into account the average temperature totals by month.

If weather is an important factor for your trip to California, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

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 April 22, 2025.
See what other customers who have flown with Delta, Alaska Airlines and KLM from Ireland to California have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,920 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Alaska Airlines
8.0
Very good
9,906 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,331 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Transat
7.8
Good
385 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,272 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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?

    This flight path from Ireland to California was viewed by 4 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Ireland to California one-way?

    One-way options have recently been found by users for as low as $317 on WestJet. Other airlines that offer cheap prices include Iberia from $413 and TAP AIR PORTUGAL from $447 one-way.

  • 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 vacation 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, January is the cheapest month in which you can book a flight from Ireland to California (average of $246). Flying from Ireland to California in June is currently the most expensive (average of $328). 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

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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 5 airlines flying from Ireland to California

Discover the top 5 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 2,558,603 searches. Data last updated April 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$458Average$755FlexibilityNo cancel feeOn-time70%
DeltaCheapest$472Average$630FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$494Average$703FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$544Average$736FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$593Average$829FlexibilityNo cancel feeOn-time71%

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