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 5:00PM, with 58% of flights per day taking off in the afternoon.

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

As of September 2025, there are 48 flights per week flying from California to Ireland. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.

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

WestJet and TAP AIR PORTUGAL are the most popular carriers operating from California to Ireland

How long is the flight from California to Ireland?

Flight times from California to Ireland vary, but if you’re flying out of San Francisco and flying into Dublin (one of the most popular routes), then the duration is 10h 05m on average. Another popular route from California to Ireland is flying from Los Angeles to Dublin, which will take roughly 10h 10m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Ireland?

Aer Lingus, American Airlines and United Airlines are the top three most popular airlines that fly to Ireland from California according to our data. Aer Lingus is the first choice among our users, with 72% of people opting to fly with this airline when traveling to Ireland. Keep in mind that there are 16 different airlines that fly to Ireland on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from California to Ireland are updated daily.

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

As of September 2025, there are 17 operators available to choose from for flights from California to Ireland.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to Ireland.

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

The travel and health documents you'll need for your trip to Ireland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$182 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 round-trip flights

7:35 pm - 1:20 pmLAS-DUB

9h 45mnonstop

3:15 pm - 5:50 pmDUB-LAS

10h 35mnonstop

$440Aer Lingus

Find Deal

Tue, Feb 3 - Tue, Feb 17

8:35 pm - 1:20 pmLAS-DUB

9h 45mnonstop

3:15 pm - 5:50 pmDUB-LAS

10h 35mnonstop

$441Aer Lingus

Find Deal

Tue, Oct 28 - Tue, Nov 4

11:36 am - 8:45 amONT-DUB

13h 09m1 stop

9:45 am - 7:19 pmDUB-ONT

17h 34m1 stop

$454KLM

Find Deal

Mon, Oct 20 - Wed, Nov 5

6:15 am - 7:10 amLAS-DUB

16h 55m2 stops

9:00 am - 9:44 pmDUB-LAS

20h 44m2 stops

$459Air Canada

Find Deal

Tue, Dec 2 - Wed, Dec 10

9:06 am - 8:10 amBUR-DUB

15h 04m2 stops

9:00 am - 12:59 pmDUB-BUR

35h 59m2 stops

$460United Airlines

Find Deal

Tue, Nov 11 - Wed, Nov 19

8:55 pm - 7:40 pmLAS-DUB

14h 45m1 stop

1:10 pm - 6:50 pmDUB-LAS

13h 40m1 stop

$461British Airways

Find Deal

Tue, Dec 2 - Wed, Dec 10

8:18 pm - 7:10 amBUR-DUB

26h 52m2 stops

9:00 am - 12:08 pmDUB-BUR

35h 08m2 stops

$462Air Canada

Find Deal

Sat, Nov 8 - Wed, Nov 19

8:00 am - 9:55 amLAS-DUB

18h 55m2 stops

1:35 pm - 10:20 pmDUB-LAS

16h 45m1 stop

$463United Airlines

Find Deal

Tue, Oct 28 - Tue, Nov 4

8:55 pm - 7:40 pmLAS-DUB

14h 45m1 stop

8:50 am - 6:50 pmDUB-LAS

18h 00m1 stop

$473British Airways

Find Deal

Sun, Dec 7 - Fri, Jan 9

11:36 am - 8:45 amONT-DUB

13h 09m1 stop

9:45 am - 7:19 pmDUB-ONT

17h 34m1 stop

$550KLM

Find Deal

Mon, Oct 20 - Wed, Nov 5

Delta flights from California to Ireland

Our best Delta deals on California to Ireland flight tickets

Delta

Oct 20

ONT11:36 amOntario

13h 09m

1 stop

DUB8:45 amDublin

Nov 5

DUB9:45 amDublin

17h 34m

1 stop

ONT7:19 pmOntario

$476

Find similar

Delta

Nov 8

LAS12:43 amLas Vegas Harry Reid Intl

23h 02m

1 stop

DUB7:45 amDublin

Nov 17

DUB1:25 pmDublin

32h 50m

1 stop

LAS2:15 pmLas Vegas Harry Reid Intl

$482

Find similar

Delta

Nov 9

SNA9:30 pmSanta Ana J. Wayne/Orange Cnty

27h 15m

2 stops

DUB8:45 amDublin

Nov 21

DUB11:30 amDublin

29h 19m

2 stops

SNA8:49 amSanta Ana J. Wayne/Orange Cnty

$488

Find similar

Scandinavian Airlines flights from California to Ireland

Our best Scandinavian Airlines deals on California to Ireland flight tickets

Scandinavian Airlines

Oct 20

SJC1:30 pmSan Jose

38h 20m

2 stops

DUB11:50 amDublin

Nov 5

DUB7:05 pmDublin

34h 40m

2 stops

SJC9:45 pmSan Jose

$507

Find similar

Scandinavian Airlines

Oct 29

LAX8:30 pmLos Angeles

32h 15m

1 stop

DUB11:45 amDublin

Nov 3

DUB8:20 pmDublin

28h 40m

2 stops

LAX5:00 pmLos Angeles

$510

Find similar

Scandinavian Airlines

Oct 15

LAX7:30 pmLos Angeles

32h 20m

1 stop

DUB11:50 amDublin

Oct 27

DUB8:20 pmDublin

28h 40m

2 stops

LAX6:00 pmLos Angeles

$511

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Las VegasDublin

LAS - DUB

LASDUB

Las Vegas Harry Reid Intl

Tue 2/3

7:35 pm-1:20 pm

Nonstop9h 45m

Dublin

Tue 2/17

3:15 pm-5:50 pm

Nonstop10h 35m

$440

Las VegasDublin

LAS - DUB

LASDUB

Las Vegas Harry Reid Intl

Tue 10/28

8:35 pm-1:20 pm

Nonstop9h 45m

Dublin

Tue 11/4

3:15 pm-5:50 pm

Nonstop10h 35m

$441

OntarioDublin

ONT - DUB

ONTDUB

Ontario

Mon 10/20

11:36 am-8:45 am

1 stop13h 09m

Dublin

Wed 11/5

9:45 am-7:19 pm

1 stop17h 34m

$454

Las VegasDublin

LAS - DUB

LASDUB

Las Vegas Harry Reid Intl

Tue 12/2

6:15 am-7:10 am

2 stops16h 55m

Dublin

Wed 12/10

9:00 am-9:44 pm

2 stops20h 44m

$459

BurbankDublin

BUR - DUB

BURDUB

Burbank Bob Hope

Tue 11/11

9:06 am-8:10 am

2 stops15h 04m

Dublin

Wed 11/19

9:00 am-12:59 pm

2 stops35h 59m

$460

Las VegasDublin

LAS - DUB

LASDUB

Las Vegas Harry Reid Intl

Tue 12/2

8:55 pm-7:40 pm

1 stop14h 45m

Dublin

Wed 12/10

1:10 pm-6:50 pm

1 stop13h 40m

$461

BurbankDublin

BUR - DUB

BURDUB

Burbank Bob Hope

Sat 11/8

8:18 pm-7:10 am

2 stops26h 52m

Dublin

Wed 11/19

9:00 am-12:08 pm

2 stops35h 08m

$462

Las VegasDublin

LAS - DUB

LASDUB

Las Vegas Harry Reid Intl

Tue 10/28

8:00 am-9:55 am

2 stops18h 55m

Dublin

Tue 11/4

1:35 pm-10:20 pm

1 stop16h 45m

$463

Las VegasDublin

LAS - DUB

LASDUB

Las Vegas Harry Reid Intl

Sun 12/7

8:55 pm-7:40 pm

1 stop14h 45m

Dublin

Fri 1/9

8:50 am-6:50 pm

1 stop18h 00m

$473

OntarioDublin

ONT - DUB

ONTDUB

Ontario

Mon 10/20

11:36 am-8:45 am

1 stop13h 09m

Dublin

Wed 11/5

9:45 am-7:19 pm

1 stop17h 34m

$550

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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?

In general, January is the cheapest month to fly from California to Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $551. If you aren’t able to travel to Ireland during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $566.

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 Wednesday when prices can be found for as low as $724. This is often the case because there is less demand to fly during this day of the week. Flights from California to Ireland on a Saturday will generally be more expensive and average around $846. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

According to our data, the cheapest time of day to fly to Ireland is in the afternoon. momondo users have found flights departing from California to Ireland in the afternoon for as low as $666. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Ireland is in the morning when prices are around $849.

What is the cheapest California to Ireland flight route?

Fly from Los Angeles 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 $717 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from California for as low as $612 on momondo.

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

There are 4 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 24% 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

Best Price Found	$453
Fastest flight time	9h 45m
Direct flights	Every day
Airports in Ireland	1 airport

The best one-way flight to Ireland from California in the past 72 hours is $453. The best round-trip flight deal from California to Ireland found on momondo in the last 72 hours is $601.

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 updated daily.
How many operators does momondo search for flights from California to Ireland?
As of September 2025, there are 17 operators available to choose from for flights from California to Ireland.
How old do you have to be to fly from California to Ireland?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to Ireland.
What documentation or ID do you need to fly to Ireland?
The travel and health documents you'll need for your trip to Ireland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from California to Ireland?
Based on momondo bookings for flights between California and Ireland, the leading plane model is Airbus A330, making up 20.43% of the total bookings. Other popular models include Airbus A330-300 with 18.13%, Boeing 777-300ER with 11.58%, and Airbus A330-200 with 10.64%.

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
SWISS	PriceFrom $326	Free Cancellation	Rating 7.5 1,730 reviews	Search SWISS flights
Scandinavian Airlines	PriceFrom $421	Free Cancellation	Rating 7.4 1,484 reviews	Search Scandinavian Airlines flights
TAP AIR PORTUGAL	PriceFrom $431	Free Cancellation	Rating 7.1 1,975 reviews	Search TAP AIR PORTUGAL flights
Aer Lingus	PriceFrom $434	Free Cancellation	Rating 7.2 1,270 reviews	Search Aer Lingus flights
KLM	PriceFrom $462	Free Cancellation	Rating 7.8 1,385 reviews	Search KLM flights
Delta	PriceFrom $469	Free Cancellation	Rating 7.9 7,954 reviews	Search Delta flights
American Airlines	PriceFrom $471	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $488	Free Cancellation	Rating 7.4 8,929 reviews	Search United Airlines flights
Air Canada	PriceFrom $490	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
Lufthansa	PriceFrom $492	Free Cancellation	Rating 6.8 7,407 reviews	Search Lufthansa flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from California to Ireland. momondo saves you time and could save you money on your trip.

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

Flights from California to Ireland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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 California to Ireland.

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

Price alerts on flights to Ireland from California are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Ireland trip

We make it super easy to schedule, organize 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 $319

Flights to Shannon, Clarefrom $333

Flights to Corkfrom $373

Flights to Knockfrom $608

Flights to Milltown (Kerry)from $448

Flights to Donegalfrom $499

California flight routes

Flights from Santa Ana J. Wayne/Orange Cnty to Las Vegas Harry Reid Intl

Flights from Los Angeles to Las Vegas Harry Reid Intl

Flights from San Diego to Las Vegas Harry Reid Intl

Flights from Sacramento Intl to Las Vegas Harry Reid Intl

Flights from San Diego to Oakland

Flights from Burbank Bob Hope to Las Vegas Harry Reid Intl

Cheap flights from California to Ireland from $182

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 10/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

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Find the cheapest flights from California to Ireland

Cheap round-trip flights

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Cheap last minute flights

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Delta flights from California to Ireland

Our best Delta deals on California to Ireland flight tickets

Scandinavian Airlines flights from California to Ireland

Our best Scandinavian Airlines deals on California to Ireland flight tickets

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

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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

What is the cheapest month to fly to Ireland?

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 Los Angeles 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 4 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 24% 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 TAP AIR PORTUGAL are the most popular carriers operating from California to Ireland

What airlines fly 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 5:00PM, with 58% of flights per day taking off in the afternoon.

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

As of September 2025, there are 48 flights per week flying from California to Ireland. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.

How long is the flight from California to Ireland?

Cheap California to Ireland flight deals and tips

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

Best Price Found

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, organize 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