What is the cheapest airline that flies from Ireland to California?

WestJet, Aer Lingus, and JetBlue are the most popular carriers operating from Ireland to California

How many flights depart from Ireland to California on average per week?

As of August 2026, there are 56 flights per week flying from Ireland to California. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

Which airlines fly to California?

Aer Lingus, JetBlue and British Airways are the top three most popular airlines that fly to California from Ireland according to our data. Aer Lingus is the first choice among our users, with 77% of people opting to fly with this airline when travelling to California. Keep in mind that there are 10 different airlines that fly to California on a routine basis, so you have a few additional options to choose from.

How many flights depart from Ireland to California on average per day?

As of August 2026, 8 flights take off from Ireland and land in California each day. The most common flight departure time for this route is 15:00, with 100% of daily flights taking off in the afternoon.

How long is the flight from Ireland to California?

On average, it takes 11h to fly from Ireland to California if you fly out of Dublin (the most popular airport in Ireland) and into Los Angeles (the most popular airport in California). If you’re flying out of Cork and into Los Angeles, then the flight time is around 13h 35m.

When did momondo last update prices for flights from Ireland to California?

Prices for flights from Ireland to California were last updated today.

How many operators does momondo search for flights from Ireland to California?

As of August 2026, there are 11 operators available to choose from for flights from Ireland to California.

How old do you have to be to fly from Ireland to California?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Ireland to California.

What documentation or ID do you need to fly to California?

The travel and health documents required for your trip to California can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at California. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

€344 Cheap Flights from Ireland to California in 2026

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Recent return flight deals from Ireland to California

Enter your travel dates to find the best prices.

12:30 - 14:50DUB Dublin-SFO San Francisco

34h 20m1 stop Kastrup Copenhagen

16:45 - 11:45SFO San Francisco-DUB Dublin

35h 00m1 stop Kastrup Copenhagen

€479Scandinavian Airlines

Wed, 4 Nov - Wed, 25 Nov

19:05 - 14:40DUB Dublin-SFO San Francisco

27h 35m1 stop Kastrup Copenhagen

16:45 - 18:20SFO San Francisco-DUB Dublin

17h 35m1 stop Kastrup Copenhagen

€482Scandinavian Airlines

Wed, 23 Sep - Wed, 30 Sep

08:55 - 14:55DUB Dublin-SFO San Francisco

14h 00m1 stop London Heathrow

17:25 - 15:00SFO San Francisco-DUB Dublin

13h 35m1 stop London Heathrow

€509British Airways

Sat, 12 Dec - Sat, 9 Jan

08:55 - 14:55DUB Dublin-SFO San Francisco

14h 00m1 stop London Heathrow

20:35 - 18:40SFO San Francisco-DUB Dublin

14h 05m1 stop London Heathrow

€510British Airways

Sat, 12 Dec - Sat, 9 Jan

05:55 - 11:45DUB Dublin-SFO San Francisco

13h 50m1 stop Amsterdam Schiphol

12:02 - 07:55SFO San Francisco-DUB Dublin

11h 53m1 stop Minneapolis St Paul

€581KLM

Fri, 18 Sep - Fri, 25 Sep

09:30 - 23:45DUB Dublin-SFO San Francisco

22h 15m1 stop Chicago O'Hare Intl

09:00 - 09:45SFO San Francisco-DUB Dublin

16h 45m1 stop Dallas/Fort Worth

€581Finnair

Thu, 27 Aug - Thu, 10 Sep

09:30 - 23:45DUB Dublin-SFO San Francisco

22h 15m1 stop Chicago O'Hare Intl

16:35 - 16:20SFO San Francisco-DUB Dublin

15h 45m1 stop London Heathrow

€589Multiple Airlines

Sun, 6 Sep - Sun, 27 Sep

05:55 - 12:55DUB Dublin-LAX Los Angeles Los Angeles

15h 00m1 stop Paris Charles de Gaulle

18:25 - 18:25LAX Los Angeles Los Angeles-DUB Dublin

16h 00m1 stop Paris Charles de Gaulle

€601Air France

Sat, 5 Sep - Sat, 19 Sep

12:40 - 22:32DUB Dublin-SJC San Jose

17h 52m1 stop Dallas/Fort Worth

06:00 - 09:45SJC San Jose-DUB Dublin

19h 45m1 stop Dallas/Fort Worth

€606Finnair

Fri, 28 Aug - Thu, 10 Sep

05:55 - 11:45DUB Dublin-SFO San Francisco

13h 50m1 stop Amsterdam Schiphol

10:29 - 10:25SFO San Francisco-DUB Dublin

15h 56m2 stops Seattle/Tacoma Intl Amsterdam Schiphol

€620KLM

Sun, 6 Sep - Sun, 27 Sep

Recent last minute flight deals from Ireland to California

Enter your travel dates to find the best prices.

13:45 - 22:19DUB Dublin-LAS Las Vegas Harry Reid Intl

16h 34m1 stop Philadelphia

08:35 - 07:15LAS Las Vegas Harry Reid Intl-DUB Dublin

14h 40m1 stop Dallas/Fort Worth

€708Iberia

Wed, 12 Aug - Wed, 11 Nov

09:15 - 15:35DUB Dublin-LAS Las Vegas Harry Reid Intl

14h 20m1 stop Paris Charles de Gaulle

09:41 - 14:30LAS Las Vegas Harry Reid Intl-DUB Dublin

20h 49m2 stops Los Angeles Los Angeles Paris Charles de Gaulle

€743Air France

Wed, 12 Aug - Wed, 11 Nov

05:55 - 15:57DUB Dublin-LAS Las Vegas Harry Reid Intl

18h 02m2 stops Amsterdam Schiphol Salt Lake City

08:55 - 09:00LAS Las Vegas Harry Reid Intl-DUB Dublin

16h 05m2 stops Minneapolis St Paul Paris Charles de Gaulle

€762Delta

Wed, 12 Aug - Wed, 11 Nov

09:30 - 23:45DUB Dublin-SFO San Francisco

22h 15m1 stop Chicago O'Hare Intl

08:45 - 09:45SFO San Francisco-DUB Dublin

17h 00m1 stop Dallas/Fort Worth

€792Finnair

Fri, 14 Aug - Fri, 28 Aug

09:30 - 23:45DUB Dublin-SFO San Francisco

22h 15m1 stop Chicago O'Hare Intl

08:45 - 09:45SFO San Francisco-DUB Dublin

17h 00m1 stop Dallas/Fort Worth

€792Finnair

Thu, 13 Aug - Fri, 28 Aug

12:40 - 08:50DUB Dublin-SFO San Francisco

28h 10m1 stop Dallas/Fort Worth

14:48 - 11:50SFO San Francisco-DUB Dublin

13h 02m1 stop Chicago O'Hare Intl

€804American Airlines

Wed, 12 Aug - Thu, 27 Aug

12:40 - 21:13DUB Dublin-SFO San Francisco

16h 33m1 stop Dallas/Fort Worth

14:48 - 11:50SFO San Francisco-DUB Dublin

13h 02m1 stop Chicago O'Hare Intl

€804Iberia

Thu, 13 Aug - Thu, 27 Aug

09:40 - 12:55DUB Dublin-LAS Las Vegas Harry Reid Intl

35h 15m3 stops Halifax Intl Toronto Pearson Intl Calgary

20:25 - 08:20LAS Las Vegas Harry Reid Intl-DUB Dublin

27h 55m1 stop Amsterdam Schiphol

€866Multiple Airlines

Wed, 12 Aug - Sun, 16 Aug

09:30 - 17:44DUB Dublin-LAX Los Angeles Los Angeles

16h 14m1 stop Chicago O'Hare Intl

10:36 - 09:45LAX Los Angeles Los Angeles-DUB Dublin

15h 09m1 stop Dallas/Fort Worth

€877American Airlines

Thu, 13 Aug - Mon, 17 Aug

11:10 - 18:35DUB Dublin-LAS Las Vegas Harry Reid Intl

15h 25m1 stop Amsterdam Schiphol

06:00 - 08:45LAS Las Vegas Harry Reid Intl-DUB Dublin

18h 45m2 stops Salt Lake City Atlanta Hartsfield-Jackson

€884Delta

Wed, 12 Aug - Wed, 19 Aug

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American Airlines flights from Ireland to California

Our best American Airlines deals on Ireland to California flight tickets

American Airlines

4 Nov

DUB11:30Dublin

18h 04m

2 stops

LAX21:34Los Angeles Los Angeles

16 Nov

LAX12:25Los Angeles Los Angeles

12h 05m

1 stop

DUB08:30Dublin

€623

American Airlines

21 Nov

DUB13:00Dublin

15h 42m

1 stop

BUR20:42Burbank Bob Hope

25 Nov

BUR10:07Burbank Bob Hope

37h 08m

2 stops

DUB07:15Dublin

€624

American Airlines

23 Oct

DUB11:45Dublin

15h 22m

1 stop

LAX19:07Los Angeles Los Angeles

2 Nov

LAX08:00Los Angeles Los Angeles

15h 15m

1 stop

DUB07:15Dublin

€626

Delta flights from Ireland to California

Our best Delta deals on Ireland to California flight tickets

Delta

4 Dec

DUB05:45Dublin

14h 00m

1 stop

LAX11:45Los Angeles Los Angeles

6 Jan

LAX06:00Los Angeles Los Angeles

19h 00m

2 stops

DUB09:00Dublin

€624

Delta

7 Sept

ORK06:15Cork

13h 35m

1 stop

LAX11:50Los Angeles Los Angeles

15 Sept

LAX12:00Los Angeles Los Angeles

18h 40m

2 stops

ORK14:40Cork

€625

Delta

4 Sept

ORK06:15Cork

16h 30m

1 stop

LAX14:45Los Angeles Los Angeles

6 Sept

LAX12:37Los Angeles Los Angeles

18h 03m

2 stops

ORK14:40Cork

€626

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinSan Francisco

DUB Dublin - SFO San Francisco

DUBSFO

Dublin

Wed 4/11

12:30-14:50

1 stop34h 20m

San Francisco

Wed 25/11

16:45-11:45

1 stop35h 00m

€479

DublinSan Francisco

DUB Dublin - SFO San Francisco

DUBSFO

Dublin

Wed 23/9

19:05-14:40

1 stop27h 35m

San Francisco

Wed 30/9

16:45-18:20

1 stop17h 35m

€482

DublinSan Francisco

DUB Dublin - SFO San Francisco

DUBSFO

Dublin

Sat 12/12

08:55-14:55

1 stop14h 00m

San Francisco

Sat 9/1

17:25-15:00

1 stop13h 35m

€509

DublinSan Francisco

DUB Dublin - SFO San Francisco

DUBSFO

Dublin

Sat 12/12

08:55-14:55

1 stop14h 00m

San Francisco

Sat 9/1

20:35-18:40

1 stop14h 05m

€510

Fastest return journey

DublinSan Francisco

DUB Dublin - SFO San Francisco

DUBSFO

Dublin

Fri 18/9

05:55-11:45

1 stop13h 50m

San Francisco

Fri 25/9

12:02-07:55

1 stop11h 53m

€581

DublinSan Francisco

DUB Dublin - SFO San Francisco

DUBSFO

Dublin

Thu 27/8

09:30-23:45

1 stop22h 15m

San Francisco

Thu 10/9

09:00-09:45

1 stop16h 45m

€581

DublinSan Francisco

DUB Dublin - SFO San Francisco

DUBSFO

Dublin

Sun 6/9

09:30-23:45

1 stop22h 15m

San Francisco

Sun 27/9

16:35-16:20

1 stop15h 45m

€589

DublinLos Angeles

DUB Dublin - LAX Los Angeles Los Angeles

DUBLAX

Dublin

Sat 5/9

05:55-12:55

1 stop15h 00m

Los Angeles Los Angeles

Sat 19/9

18:25-18:25

1 stop16h 00m

€601

DublinSan Jose

DUB Dublin - SJC San Jose

DUBSJC

Dublin

Fri 28/8

12:40-22:32

1 stop17h 52m

San Jose

Thu 10/9

06:00-09:45

1 stop19h 45m

€606

DublinSan Francisco

DUB Dublin - SFO San Francisco

DUBSFO

Dublin

Sun 6/9

05:55-11:45

1 stop13h 50m

San Francisco

Sun 27/9

10:29-10:25

2 stops15h 56m

€620

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ireland to California

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

Prices

Airlines

Other information

What is the cheapest month to fly to California?

In general, January is the cheapest month to fly from Ireland to California. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around €492. If you’re not able to fly to California in January, then November is your next best option. Flight prices from Ireland to California during November average around €556.

What is the cheapest day to depart on your flight to California?

The cheapest day to depart on your flight to California is on a Wednesday when prices can be found for as low as €582. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to California is Tuesday, with ticket prices averaging around €791.

What is the cheapest Ireland to California flight route?

Fly from Dublin to Los Angeles Los Angeles for the best Ireland - California flight prices

How far in advance should I book a flight to California?

You are more likely to see cheaper flights to California from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to California for around €637 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to California from Ireland for as low as €574 on momondo.

What cabin class options are available on Ireland to California flights?

There are 2 cabin classes available to choose from on Ireland to California flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Ireland to California flights?

You could potentially save up to 53% on your flight if you consider stops on a Ireland to California flight.

Cheap Ireland to California flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to California

Best price found	€959
Fastest flight time	10h 35m
Direct flights	Mon, Wed, Thu, Fri, Sat and Sun
Airports in California	418 airports

The best one-way flight to California from Ireland in the past 72 hours is €959. The best return flight deal from Ireland to California found on momondo in the last 72 hours is €598.

The fastest flight from Ireland to California takes 10h 35m

Direct flights go from Ireland to California on Monday, Wednesday, Thursday, Friday, Saturday and Sunday. Airline offering direct flights is Aer Lingus..

There are 418 airports in California. From Ireland there are direct flights to Los Angeles Los Angeles (LAX), San Francisco (SFO), Las Vegas Harry Reid Intl (LAS).

Search flight deals

Frequently asked questions about flying from Ireland to California

When did momondo last update prices for flights from Ireland to California?
Prices for flights from Ireland to California were last updated today.
How many operators does momondo search for flights from Ireland to California?
As of August 2026, there are 11 operators available to choose from for flights from Ireland to California.
How old do you have to be to fly from Ireland to California?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Ireland to California.
What documentation or ID do you need to fly to California?
The travel and health documents required for your trip to California can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at California. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Ireland to California?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Ireland to California is Airbus A330-300 (70.17% of total bookings). The next most popular plane models are Airbus A330 (21.11%), Airbus A330-200 (7.88%), and Airbus A220-300 (0.47%).

Best airlines flying from Ireland to California

Compare and see reviews for airlines that fly from Ireland to California with momondo

Airline	Rating	Free Cancellation	Price
Scandinavian Airlines	PriceFrom €376	Free Cancellation	Rating 7.4 1,935 reviews	Search Scandinavian Airlines flights
Finnair	PriceFrom €398	Free Cancellation	Rating 7.7 1,428 reviews	Search Finnair flights
KLM	PriceFrom €406	Free Cancellation	Rating 7.8 1,555 reviews	Search KLM flights
British Airways	PriceFrom €432	Free Cancellation	Rating 6.7 8,152 reviews	Search British Airways flights
Aer Lingus	PriceFrom €447	Free Cancellation	Rating 7.3 1,693 reviews	Search Aer Lingus flights
Delta	PriceFrom €484	Free Cancellation	Rating 7.8 8,497 reviews	Search Delta flights
United Airlines	PriceFrom €538	Free Cancellation	Rating 7.4 10,099 reviews	Search United Airlines flights
Iberia	PriceFrom €568	Free Cancellation	Rating 7.0 3,263 reviews	Search Iberia flights
JetBlue	PriceFrom €582	Free Cancellation	Rating 7.1 3,030 reviews	Search JetBlue flights
American Airlines	PriceFrom €635	Free Cancellation	Rating 7.1 11,897 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to California?

It is quick and easy to find Ireland to California flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to California that suits you.

Can I find flights from Ireland to California with flexible booking policies on momondo?

Yes. All flights to California from Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ireland to California?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ireland to California.

I’m not ready to book a flight from Ireland to California right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ireland to California now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to California and let you know when they change.