Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Ireland to California from £311

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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LAX
12 10月 — 19 10月1
1 adult
1 adult, Economy

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 12 9月 2025.

Round-trip from

£386

One-way from

£311

Popular in

July

Cheapest in

February

Average price

£472

Good round-trip deal

£392 or less

Good one-way deal

£451 or less
Finnair
  • Finnair
  • 14/10-21/10
  • 2 total stops
  • 33h 25m total
  • Ireland to California
Search Deals
1/11
  • 1/11
  • 3 total stops
  • 35h 44m total
  • Ireland to California
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£74 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 September 2025
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

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 12 9月 2025.

週二 14/1010:25DUB - LAS
1 stop17h 35mMultiple Airlines
週二 21/1009:55LAS - DUB
1 stop15h 50mMultiple Airlines
Deal found 11/9£386
週三 22/1012:45DUB - LAS
1 stop15h 15mMultiple Airlines
週日 26/1006:45LAS - DUB
1 stop17h 25mMultiple Airlines
Deal found 10/9£388
週二 21/1010:30DUB - LAS
1 stop17h 30mMultiple Airlines
週一 27/1001:10LAS - DUB
1 stop24h 30mMultiple Airlines
Deal found 11/9£390
週二 11/1108:50DUB - LAS
1 stop13h 25mDelta
週六 15/1123:15LAS - DUB
1 stop24h 30mDelta
Deal found 11/9£391
週二 21/1012:45DUB - LAS
1 stop15h 15mBritish Airways
週二 28/1009:58LAS - DUB
2 stops16h 37mBritish Airways
Deal found 10/9£391
週四 30/1009:45DUB - LAX
1 stop15h 20mMultiple Airlines
週三 12/1117:45LAX - DUB
1 stop15h 15mMultiple Airlines
Deal found 12/9£394
週三 1/1009:20DUB - LAX
1 stop14h 48mMultiple Airlines
週一 6/1008:25LAX - DUB
1 stop17h 20mMultiple Airlines
Deal found 11/9£396
週六 1/1108:45DUB - LAS
2 stops20h 35mDelta
週五 14/1109:47LAS - DUB
1 stop13h 58mDelta
Deal found 10/9£396
週三 17/905:55DUB - LAX
1 stop13h 55mMultiple Airlines
週三 24/917:20LAX - DUB
1 stop13h 40mMultiple Airlines
Deal found 10/9£397
週二 23/1208:50DUB - LAS
1 stop18h 00mBritish Airways
週日 28/1216:56LAS - DUB
2 stops18h 44mBritish Airways
Deal found 10/9£397
週一 3/1120:20DUB - LAX
2 stops28h 40mScandinavian Airlines
週一 10/1119:30LAX - DUB
2 stops31h 15mScandinavian Airlines
Deal found 11/9£398
週五 19/909:30DUB - LAS
1 stop20h 41mIberia
週五 26/914:59LAS - DUB
1 stop34h 46mIberia
Deal found 11/9£399

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 12 9月 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

週二 14/10

10:25-20:00

1 stop17h 35m

Las Vegas Harry Reid Intl

週二 21/10

09:55-09:45

1 stop15h 50m

£386

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

週三 22/10

10:55-20:00

1 stop17h 05m

Las Vegas Harry Reid Intl

週日 26/10

08:45-07:10

1 stop15h 25m

£387

DublinLos Angeles

DUB - LAX

DUBLAX

Dublin

週四 30/10

09:45-18:05

1 stop15h 20m

Los Angeles

週三 12/11

17:45-17:00

1 stop15h 15m

£394

DublinLos Angeles

DUB - LAX

DUBLAX

Dublin

週日 16/11

09:45-17:05

1 stop15h 20m

Los Angeles

週六 22/11

21:00-18:40

1 stop13h 40m

£394

DublinLos Angeles

DUB - LAX

DUBLAX

Dublin

週二 23/12

08:50-15:50

1 stop15h 00m

Los Angeles

週六 10/1

21:00-18:40

1 stop13h 40m

£404

DublinLos Angeles

DUB - LAX

DUBLAX

Dublin

週五 28/11

05:55-11:50

1 stop13h 55m

Los Angeles

週五 9/1

09:50-15:45

2 stops21h 55m

£408

DublinLos Angeles

DUB - LAX

DUBLAX

Dublin

週四 4/12

05:55-11:45

1 stop13h 50m

Los Angeles

週四 8/1

09:50-15:45

2 stops21h 55m

£408

DublinLos Angeles

DUB - LAX

DUBLAX

Dublin

週五 31/10

05:55-12:45

1 stop13h 50m

Los Angeles

週四 13/11

13:10-15:45

2 stops18h 35m

£408

DublinLos Angeles

DUB - LAX

DUBLAX

Dublin

週日 21/12

09:45-17:05

1 stop15h 20m

Los Angeles

週五 2/1

09:30-08:40

1 stop15h 10m

£408

DublinLos Angeles

DUB - LAX

DUBLAX

Dublin

週五 31/10

05:55-12:45

1 stop13h 50m

Los Angeles

週五 14/11

13:10-15:45

2 stops18h 35m

£409

Flights are sorted by cheapest return flights first.

Deals found on 11/9

Showing 1-10 of 60 results
1
2
3
...
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, January is the cheapest month in which you can book a flight from Ireland to California (average of £575). Flying from Ireland to California in July is currently the most expensive (average of £811). 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 12 9月 2025.

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 12 9月 2025.
Read reviews from past customers who have flown with Scandinavian Airlines, United Airlines, andAmerican Airlines from Ireland to California. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Scandinavian Airlines
7.4
Good
1,484 reviews
Check prices

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.0

Food

6.7

Entertainment

6.7

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu
Scandinavian Airlines
7.4
Good
1,484 reviews
Scandinavian Airlines
7.4
Good
1,484 reviews
Check prices

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.0

Food

6.7

Entertainment

6.7

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu
United Airlines
7.4
Good
8,937 reviews
Scandinavian Airlines
7.4
Good
1,484 reviews
Check prices

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.0

Food

6.7

Entertainment

6.7

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu
American Airlines
7.2
Good
10,000 reviews
Scandinavian Airlines
7.4
Good
1,484 reviews
Check prices

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.0

Food

6.7

Entertainment

6.7

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu
Aer Lingus
7.2
Good
1,271 reviews
Scandinavian Airlines
7.4
Good
1,484 reviews
Check prices

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.0

Food

6.7

Entertainment

6.7

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu
British Airways
6.7
Okay
7,361 reviews
Scandinavian Airlines
7.4
Good
1,484 reviews
Check prices

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.0

Food

6.7

Entertainment

6.7

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu

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 378 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 £408, British Airways can have you in California from Ireland in 13h 55m. The distance between Ireland and California is about 5165 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    For one-way options, check prices for JetBlue. According to our data, you can fly for as low as £416. Users have also found prices from £422 and £461 on WestJet and Finnair, respectively.

  • 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, January is the cheapest month in which you can book a flight from Ireland to California (average of £575). Flying from Ireland to California in July is currently the most expensive (average of £811). 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.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Heathrow to LaGuardia flights
Gatwick to Newark flights
London City to John F Kennedy Intl flights
Gatwick to John F Kennedy Intl flights
Gatwick to LaGuardia flights
London City to Newark flights
Stansted to John F Kennedy Intl flights
Heathrow to Miami flights
Luton to John F Kennedy Intl flights
Heathrow to Los Angeles flights
Heathrow to Boston flights
Stansted to Newark flights
Heathrow to Orlando flights
Manchester to John F Kennedy Intl flights
Luton to Newark flights
Heathrow to San Francisco flights
Heathrow to Dallas/Fort Worth flights
London City to LaGuardia flights
Heathrow to Dulles Intl flights
Heathrow to O'Hare Intl flights
Heathrow to Las Vegas flights
Heathrow to Baltimore flights
Gatwick to Orlando flights
Heathrow to Atlanta flights
Heathrow to Seattle flights
Gatwick to Miami flights
Manchester to Orlando flights
Heathrow to Tampa flights
London City to Miami flights
Edinburgh to Newark flights
Manchester to Newark flights
Heathrow to Hobby flights
London City to Los Angeles flights
Gatwick to Boston flights
London City to Orlando flights
Manchester to LaGuardia flights
London City to Boston flights
Gatwick to San Francisco flights
Edinburgh to John F Kennedy Intl flights
Heathrow to George Bush Intcntl flights
London City to San Francisco flights
Gatwick to O'Hare Intl flights
London City to O'Hare Intl flights
Heathrow to Midway flights
Gatwick to Dulles Intl flights
Heathrow to San Diego flights
Heathrow to Austin flights
Heathrow to Reagan-National flights

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 12 9月 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest£292Average£364FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
TAP AIR PORTUGALCheapest£315Average£531FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
KLMCheapest£323Average£482FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£323Average£532FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Aer LingusCheapest£337Average£557FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
IberiaCheapest£338Average£505FlexibilityNo cancel feeOn-time77%
Search Iberia flights
American AirlinesCheapest£356Average£572FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
LufthansaCheapest£376Average£481FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£408Average£589FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air FranceCheapest£410Average£554FlexibilityNo cancel feeOn-time77%
Search Air France 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.