How long is the flight from California to Ireland?

On average, it takes 10h 05m to fly from California to Ireland if you fly out of San Francisco (the most popular airport in California) and into Dublin (the most popular airport in Ireland). If you’re flying out of Los Angeles and into Dublin, then the flight time is around 10h 10m.

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

WestJet and LEVEL are the most popular carriers operating from California to Ireland

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

6 flights are operational daily from California to Ireland as of September 2025. The most popular departure time for this route is 17:00, with 58% of flights per day taking off in the afternoon.

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

The number of flights available between California and Ireland is 48 per week as of September 2025. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.

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

Prices for flights from California to Ireland are refreshed on a daily basis.

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

There is 1 operator available for flights from California to Ireland as of September 2025.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from California to Ireland.

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

The travel and health documents required for your trip to Ireland 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 Ireland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

€155 Cheap Flights from California to Ireland in 2025/26

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Find the cheapest flights from California to Ireland

Round-trip

One-way

Last minute

Direct

Cheap return flights

19:35 - 13:20LAS-DUB

9h 45mdirect

15:15 - 17:50DUB-LAS

10h 35mdirect

€373Aer Lingus

Find Deal

ter, 13 jan - ter, 20 jan

19:35 - 13:20LAS-DUB

9h 45mdirect

15:15 - 17:50DUB-LAS

10h 35mdirect

€374Aer Lingus

Find Deal

ter, 13 jan - ter, 20 jan

06:15 - 07:10LAS-DUB

16h 55m2 stops

09:00 - 22:31DUB-LAS

21h 31m1 stop

€388Air Canada

Find Deal

ter, 2 dez - qua, 10 dez

09:06 - 08:10BUR-DUB

15h 04m2 stops

09:00 - 12:59DUB-BUR

35h 59m2 stops

€389United Airlines

Find Deal

ter, 11 nov - qua, 19 nov

20:18 - 07:10BUR-DUB

26h 52m2 stops

09:00 - 12:08DUB-BUR

35h 08m2 stops

€391Air Canada

Find Deal

sáb, 8 nov - qua, 19 nov

20:55 - 19:40LAS-DUB

14h 45m1 stop

08:50 - 18:50DUB-LAS

18h 00m1 stop

€393British Airways

Find Deal

ter, 13 jan - ter, 20 jan

20:55 - 17:45LAS-DUB

12h 50m1 stop

11:30 - 18:35DUB-LAS

15h 05m1 stop

€394American Airlines

Find Deal

ter, 2 dez - qua, 10 dez

07:15 - 09:35LAS-DUB

18h 20m2 stops

10:55 - 18:50DUB-LAS

15h 55m1 stop

€397British Airways

Find Deal

ter, 13 jan - ter, 20 jan

07:00 - 08:10ONT-DUB

17h 10m1 stop

09:00 - 22:31DUB-ONT

21h 31m2 stops

€404United Airlines

Find Deal

seg, 10 nov - qua, 19 nov

12:48 - 12:35ONT-DUB

16h 47m2 stops

12:55 - 11:36DUB-ONT

30h 41m1 stop

€443American Airlines

Find Deal

seg, 27 out - seg, 3 nov

Scandinavian Airlines flights from California to Ireland

Our best Scandinavian Airlines deals on California to Ireland flight tickets

Scandinavian Airlines

15 Oct

LAX19:30Los Angeles

32h 20m

1 stop

DUB11:50Dublin

27 Oct

DUB20:20Dublin

28h 40m

2 stops

LAX18:00Los Angeles

€431

Find similar

Scandinavian Airlines

28 Nov

LAX19:30Los Angeles

31h 50m

2 stops

DUB11:20Dublin

4 Dec

DUB11:15Dublin

37h 45m

2 stops

LAX17:00Los Angeles

€431

Find similar

Scandinavian Airlines

15 Oct

LAX19:30Los Angeles

32h 20m

1 stop

DUB11:50Dublin

22 Oct

DUB12:40Dublin

35h 40m

1 stop

LAX16:20Los Angeles

€432

Find similar

Iberia flights from California to Ireland

Our best Iberia deals on California to Ireland flight tickets

Iberia

22 Nov

ONT12:49Ontario

34h 21m

1 stop

DUB07:10Dublin

8 Dec

DUB12:55Dublin

17h 33m

1 stop

ONT22:28Ontario

€471

Find similar

Iberia

20 Oct

ONT12:48Ontario

12h 57m

1 stop

DUB09:45Dublin

2 Nov

DUB12:55Dublin

19h 02m

1 stop

ONT23:57Ontario

€519

Find similar

Iberia

1 Oct

SAN12:38San Diego

13h 07m

1 stop

DUB09:45Dublin

15 Oct

DUB09:30Dublin

19h 51m

1 stop

SAN21:21San Diego

€541

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Las VegasDublin

LAS - DUB

LASDUB

Las Vegas Harry Reid Intl

ter 13/1

19:35-13:20

Nonstop9h 45m

Dublin

ter 20/1

15:15-17:50

Nonstop10h 35m

€373

Las VegasDublin

LAS - DUB

LASDUB

Las Vegas Harry Reid Intl

ter 13/1

19:35-13:20

Nonstop9h 45m

Dublin

ter 20/1

15:15-17:50

Nonstop10h 35m

€374

Las VegasDublin

LAS - DUB

LASDUB

Las Vegas Harry Reid Intl

ter 2/12

06:15-07:10

2 stops16h 55m

Dublin

qua 10/12

09:00-22:31

1 stop21h 31m

€388

BurbankDublin

BUR - DUB

BURDUB

Burbank Bob Hope

ter 11/11

09:06-08:10

2 stops15h 04m

Dublin

qua 19/11

09:00-12:59

2 stops35h 59m

€389

BurbankDublin

BUR - DUB

BURDUB

Burbank Bob Hope

sáb 8/11

20:18-07:10

2 stops26h 52m

Dublin

qua 19/11

09:00-12:08

2 stops35h 08m

€391

Las VegasDublin

LAS - DUB

LASDUB

Las Vegas Harry Reid Intl

ter 13/1

20:55-19:40

1 stop14h 45m

Dublin

ter 20/1

08:50-18:50

1 stop18h 00m

€393

Las VegasDublin

LAS - DUB

LASDUB

Las Vegas Harry Reid Intl

ter 2/12

20:55-17:45

1 stop12h 50m

Dublin

qua 10/12

11:30-18:35

1 stop15h 05m

€394

Las VegasDublin

LAS - DUB

LASDUB

Las Vegas Harry Reid Intl

ter 13/1

07:15-09:35

2 stops18h 20m

Dublin

ter 20/1

10:55-18:50

1 stop15h 55m

€397

OntarioDublin

ONT - DUB

ONTDUB

Ontario

seg 10/11

07:00-08:10

1 stop17h 10m

Dublin

qua 19/11

09:00-22:31

2 stops21h 31m

€404

OntarioDublin

ONT - DUB

ONTDUB

Ontario

seg 27/10

12:48-12:35

2 stops16h 47m

Dublin

seg 3/11

12:55-11:36

1 stop30h 41m

€443

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How to get the cheapest flight ticket from California to Ireland

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 Ireland?

The month of February is another great option to travel to Ireland, with average flight prices from California averaging around €479.

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

The cheapest day to depart on your flight to Ireland is on a Friday when prices can be found for as low as €418. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around €876. These prices are subject to change though, so be sure to set up a Price Alert for flights to Ireland.

What is the cheapest time of day to depart on your flight to Ireland?

At midday is the cheapest time of day to fly from California to Ireland when you can find flight prices for as low as €348. Flying to Ireland at midday is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Ireland is in the evening when prices are around €511.

What is the cheapest California to Ireland flight route?

Fly from San Francisco to Dublin for the best California - Ireland flight prices

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

You are more likely to see cheaper flights to Ireland from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around €606 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from California for as low as €518 on momondo.

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

There are 2 cabin classes available to choose from on California to Ireland 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 California to Ireland flights?

You could potentially save up to 15% on your flight if you consider stops on a California to Ireland flight.

Cheap California to Ireland flight deals and tips

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

Fastest flight time	9h 45m
Direct flights	Every day
Airports in Ireland	1 airport

The fastest flight from California to Ireland takes 9h 45m

Direct flights go from California to Ireland every day.

There is 1 airport near Ireland: Dublin (DUB)

Search flight deals

When did momondo last update prices for flights from California to Ireland?
Prices for flights from California to Ireland are refreshed on a daily basis.
How many operators does momondo search for flights from California to Ireland?
There is 1 operator available for flights from California to Ireland as of September 2025.
How old do you have to be to fly from California to Ireland?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from California to Ireland.
What documentation or ID do you need to fly to Ireland?
The travel and health documents required for your trip to Ireland 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 Ireland. 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 California to Ireland?
momondo data reveals that the most frequently booked plane model on the route from California to Ireland is Airbus A330, representing 19.09% of all bookings. The subsequent popular models are Airbus A330-300 at 18.14%, Boeing 777-300ER at 12.03%, and Airbus A330-200 at 10.53%.

Best airlines flying from California to Ireland

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

Airline	Rating	Free Cancellation	Price
Aer Lingus	PriceFrom €416	Free Cancellation	Rating 7.2 1,277 reviews		Search Aer Lingus flights
American Airlines	PriceFrom €646	Free Cancellation	Rating 7.2 10,000 reviews		Search American Airlines flights

Why use momondo?

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

It is quick and easy to find California to Ireland 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 Ireland that suits you.

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

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

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

momondo provides multiple filters to help you find the best flight to Ireland from California. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for California to Ireland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Ireland trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Find better results for your trip to Ireland

Popular Cities in Ireland

Flights to Dublinfrom €38

Flights to Corkfrom €112

Flights to Shannon, Clarefrom €110

Flights to Donegalfrom €101

Flights to Milltown (Kerry)from €38

Cheap flights from California to Ireland from €155

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Ireland departing on 22/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Find the cheapest flights from California to Ireland

Cheap return flights

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Cheap last-minute flights

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Scandinavian Airlines flights from California to Ireland

Our best Scandinavian Airlines deals on California to Ireland flight tickets

Iberia flights from California to Ireland

Our best Iberia deals on California to Ireland flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from California to Ireland that are best for you.

See travel insights to Ireland from

How to get the cheapest flight ticket from California to Ireland

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

What is the cheapest month to fly to Ireland?

The month of February is another great option to travel to Ireland, with average flight prices from California averaging around €479.

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

What is the cheapest time of day to depart on your flight to Ireland?

What is the cheapest California to Ireland flight route?

Fly from San Francisco to Dublin for the best California - Ireland flight prices

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

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

There are 2 cabin classes available to choose from on California to Ireland 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 California to Ireland flights?

You could potentially save up to 15% on your flight if you consider stops on a California to Ireland flight.

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

WestJet and LEVEL are the most popular carriers operating from California to Ireland

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

6 flights are operational daily from California to Ireland as of September 2025. The most popular departure time for this route is 17:00, with 58% of flights per day taking off in the afternoon.

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

The number of flights available between California and Ireland is 48 per week as of September 2025. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.

How long is the flight from California to Ireland?

On average, it takes 10h 05m to fly from California to Ireland if you fly out of San Francisco (the most popular airport in California) and into Dublin (the most popular airport in Ireland). If you’re flying out of Los Angeles and into Dublin, then the flight time is around 10h 10m.

Cheap California to Ireland flight deals and tips

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

Fastest flight time

Direct flights

Airports in Ireland

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

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

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

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

What is the most popular plane model from California to Ireland?

Best airlines flying from California to Ireland

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

Why use momondo?

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

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

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

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

An easier way to manage your Ireland trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ireland

Popular Cities in Ireland

Popular flights according to clicks in the last 7 days on momondo