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$275+ 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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LAX
abr. 6 — abr. 131
dom. 4/6
dom. 4/13
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 abril 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$527
(Delta)

One-way from

$275
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$674

Good round-trip deal

$670 or less

Good one-way deal

$566 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 ($144 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 abril 1, 2025.

This Delta deal was found by Cheapflights users on 3/31. 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.
dom. 5/188:55 amDUB - LAS
2 stops17h 54mDelta
sáb. 5/311:57 pmLAS - DUB
2 stops17h 03mDelta
Deal found 3/31$527
This Iberia deal was found by Cheapflights users on 3/31. 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.
mar. 4/159:30 amDUB - LAS
1 stop19h 58mIberia
mar. 4/229:50 amLAS - DUB
1 stop15h 55mIberia
Deal found 3/31$537
This CheapTickets.ch deal was found by Cheapflights users on 3/30. 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 CheapTickets.ch is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/1511:00 amDUB - LAS
1 stop18h 04mAir France
jue. 5/2211:55 amLAS - DUB
1 stop11h 50mAir France
Deal found 3/30$538
This KLM deal was found by Cheapflights users on 3/31. 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.
dom. 9/75:55 amDUB - LAS
1 stop20h 40mKLM
mié. 9/179:35 amLAS - DUB
1 stop14h 10mKLM
Deal found 3/31$540
This TravelUp deal was found by Cheapflights users on 4/1. 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.
mié. 11/199:45 amDUB - LAS
1 stop19h 04mMultiple Airlines
mar. 11/257:05 amLAS - DUB
1 stop17h 40mMultiple Airlines
Deal found 4/1$541
This Vliegwinkel deal was found by Cheapflights users on 3/31. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/87:05 pmDUB - LAS
2 stops36h 20mScandinavian Airlines
jue. 5/157:09 amLAS - DUB
2 stops27h 06mScandinavian Airlines
Deal found 3/31$550
This Ticket deal was found by Cheapflights users on 3/31. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/28:55 amDUB - SNA
2 stops19h 30mKLM
vie. 5/92:15 pmSNA - DUB
1 stop34h 30mKLM
Deal found 3/31$555
This British Airways deal was found by Cheapflights users on 3/31. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/298:45 amDUB - LAS
2 stops17h 48mBritish Airways
lun. 10/611:30 amLAS - DUB
2 stops16h 20mBritish Airways
Deal found 3/31$555
This Ticket deal was found by Cheapflights users on 3/31. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/212:40 pmDUB - SNA
1 stop17h 47mIberia
vie. 5/92:45 pmSNA - DUB
1 stop35h 00mIberia
Deal found 3/31$556
This Ticket deal was found by Cheapflights users on 3/31. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/1010:00 amDUB - BUR
2 stops19h 43mKLM
sáb. 5/177:00 amBUR - DUB
2 stops16h 45mKLM
Deal found 3/31$561
This lastminute.com deal was found by Cheapflights users on 3/31. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/101:00 pmDUB - SFO
Nonstop10h 55mAer Lingus
jue. 4/245:45 pmSFO - DUB
Nonstop10h 00mAer Lingus
Deal found 3/31$565
This SWISS deal was found by Cheapflights users on 3/31. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/412:55 pmDUB - LAS
2 stops39h 48mSWISS
mar. 11/114:00 pmLAS - DUB
2 stops17h 50mSWISS
Deal found 3/31$565

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 abril 1, 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

dom. 5/18

8:55 am-6:49 pm

2 stops17h 54m

Las Vegas Harry Reid Intl

sáb. 5/31

1:57 pm-3:00 pm

2 stops17h 03m

$527

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

mar. 4/15

9:30 am-9:28 pm

1 stop19h 58m

Las Vegas Harry Reid Intl

mar. 4/22

9:50 am-9:45 am

1 stop15h 55m

$537

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

jue. 5/15

11:00 am-9:04 pm

1 stop18h 04m

Las Vegas Harry Reid Intl

jue. 5/22

11:55 am-7:45 am

1 stop11h 50m

$538

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

dom. 9/7

5:55 am-6:35 pm

1 stop20h 40m

Las Vegas Harry Reid Intl

mié. 9/17

9:35 am-7:45 am

1 stop14h 10m

$540

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

jue. 9/4

12:40 pm-10:50 pm

1 stop18h 10m

Las Vegas Harry Reid Intl

vie. 9/19

5:10 pm-7:20 pm

2 stops18h 10m

$542

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

jue. 5/8

7:05 pm-11:25 pm

2 stops36h 20m

Las Vegas Harry Reid Intl

jue. 5/15

7:09 am-6:15 pm

2 stops27h 06m

$550

DublinSanta Ana

DUB - SNA

DUBSNA

Dublin

vie. 5/2

8:55 am-8:25 pm

2 stops19h 30m

Santa Ana J. Wayne/Orange Cnty

vie. 5/9

2:15 pm-8:45 am

1 stop34h 30m

$555

DublinSanta Ana

DUB - SNA

DUBSNA

Dublin

vie. 5/2

12:40 pm-10:27 pm

1 stop17h 47m

Santa Ana J. Wayne/Orange Cnty

vie. 5/9

2:45 pm-9:45 am

1 stop35h 00m

$556

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

mié. 9/3

12:45 pm-10:59 pm

2 stops18h 14m

Las Vegas Harry Reid Intl

lun. 9/15

11:30 am-2:40 pm

2 stops19h 10m

$557

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

sáb. 5/17

10:15 am-4:30 pm

1 stop14h 15m

San Francisco

sáb. 5/31

6:10 am-4:10 pm

2 stops26h 00m

$566

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

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 abril 1, 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 abril 1, 2025.
See what other customers who have flown with Delta, KLM and Air Transat 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
7,898 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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
7,898 reviews
Delta
8.0
Very good
7,898 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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
1,323 reviews
Delta
8.0
Very good
7,898 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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
381 reviews
Delta
8.0
Very good
7,898 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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
1,267 reviews
Delta
8.0
Very good
7,898 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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
SWISS
7.5
Good
1,572 reviews
Delta
8.0
Very good
7,898 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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 $275 on WestJet. Other airlines that offer cheap prices include Scandinavian Airlines from $465 and TAP AIR PORTUGAL from $466 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

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 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 abril 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$458Average$682FlexibilityNo cancel feeOn-time70%
DeltaCheapest$472Average$630FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$509Average$709FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$544Average$736FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$593Average$833FlexibilityNo cancel feeOn-time71%

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