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Cheap flights from Ireland to California from €268

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to California departing on 22/9. 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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Find the cheapest flights from Ireland to California

Recent return flight deals from Ireland to California

Delta Logo
05:55 - 14:15DUB-LAS
16h 20m1 stop
Delta Logo
13:05 - 15:45LAS-DUB
18h 40m2 stops
€449Delta
Find Deal
Thu, 27 Nov - Sat, 6 Dec
British Airways Logo
20:35 - 18:50DUB-LAS
30h 15m1 stop
British Airways Logo
20:55 - 19:40LAS-DUB
14h 45m1 stop
€450British Airways
Find Deal
Fri, 20 Feb - Tue, 24 Feb
American Airlines Logo
12:45 - 15:10DUB-LAS
34h 25m1 stop
American Airlines Logo
17:05 - 19:25LAS-DUB
18h 20m1 stop
€453American Airlines
Find Deal
Thu, 25 Sep - Wed, 8 Oct
American Airlines Logo
10:55 - 21:41DUB-LAS
18h 46m2 stops
American Airlines Logo
15:59 - 19:45LAS-DUB
19h 46m2 stops
€454American Airlines
Find Deal
Sat, 29 Nov - Wed, 3 Dec
Aer Lingus Logo
15:15 - 17:50DUB-LAS
10h 35mdirect
Aer Lingus Logo
19:35 - 13:20LAS-DUB
9h 45mdirect
€477Aer Lingus
Find Deal
Sat, 29 Nov - Thu, 4 Dec
Aer Lingus Logo
13:00 - 15:55DUB-SFO
10h 55mdirect
Aer Lingus Logo
17:40 - 11:45SFO-DUB
10h 05mdirect
€486Aer Lingus
Find Deal
Wed, 15 Oct - Wed, 22 Oct
Air Canada Logo
09:20 - 16:08DUB-LAX
14h 48m1 stop
Air Canada Logo
08:05 - 07:45LAX-DUB
15h 40m1 stop
€494Air Canada
Find Deal
Fri, 5 Sep - Mon, 8 Sep
Air Canada Logo
09:20 - 12:18DUB-SNA
34h 58m2 stops
Air Canada Logo
13:20 - 07:45SNA-DUB
58h 25m2 stops
€494Air Canada
Find Deal
Mon, 8 Sep - Mon, 15 Sep
United Airlines Logo
09:20 - 17:38DUB-SFO
16h 18m1 stop
United Airlines Logo
05:10 - 08:10SFO-DUB
19h 00m1 stop
€495United Airlines
Find Deal
Sat, 6 Sep - Sun, 23 Nov
United Airlines Logo
09:20 - 12:18DUB-SNA
34h 58m1 stop
United Airlines Logo
13:20 - 07:45SNA-DUB
34h 25m1 stop
€497United Airlines
Find Deal
Fri, 19 Sep - Fri, 10 Oct

JetBlue flights from Ireland to California

Our best JetBlue deals on Ireland to California flight tickets
JetBlue
7 Sept
DUB10:40Dublin
19h 42m
1 stop
LAS22:22Las Vegas Harry Reid Intl
16 Sept
LAS12:10Las Vegas Harry Reid Intl
12h 50m
1 stop
DUB09:00Dublin
€516
Find similar
JetBlue
7 Sept
DUB10:40Dublin
19h 42m
1 stop
LAS22:22Las Vegas Harry Reid Intl
16 Sept
LAS23:59Las Vegas Harry Reid Intl
24h 21m
1 stop
DUB08:20Dublin
€522
Find similar
JetBlue
4 Sept
DUB11:30Dublin
15h 32m
1 stop
LAX19:02Los Angeles
18 Sept
LAX07:30Los Angeles
16h 50m
1 stop
DUB08:20Dublin
€523
Find similar

Scandinavian Airlines flights from Ireland to California

Our best Scandinavian Airlines deals on Ireland to California flight tickets
Scandinavian Airlines
6 Sept
DUB10:15Dublin
14h 15m
1 stop
SFO16:30San Francisco
23 Nov
SFO16:40San Francisco
17h 40m
1 stop
DUB18:20Dublin
€459
Find similar
Scandinavian Airlines
5 Sept
DUB19:05Dublin
29h 25m
1 stop
SFO16:30San Francisco
7 Sept
SFO19:40San Francisco
14h 35m
1 stop
DUB18:15Dublin
€463
Find similar
Scandinavian Airlines
14 Feb
DUB10:10Dublin
14h 50m
1 stop
LAX17:00Los Angeles
20 Feb
LAX19:30Los Angeles
56h 15m
2 stops
DUB11:45Dublin
€468
Find similar

momondo 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, momondo users made 13,528 searches. Data last updated 26 August 2025.
Use the filters below to find and compare flights from Ireland to California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Thu 27/11

05:55-14:15

1 stop16h 20m

Las Vegas Harry Reid Intl

Sat 6/12

13:05-15:45

2 stops18h 40m

€449

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Fri 20/2

20:35-18:50

1 stop30h 15m

Las Vegas Harry Reid Intl

Tue 24/2

20:55-19:40

1 stop14h 45m

€450

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Thu 25/9

12:45-15:10

1 stop34h 25m

Las Vegas Harry Reid Intl

Wed 8/10

17:05-19:25

1 stop18h 20m

€453

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Sat 29/11

10:55-21:41

2 stops18h 46m

Las Vegas Harry Reid Intl

Wed 3/12

15:59-19:45

2 stops19h 46m

€454

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Sat 29/11

15:15-17:50

Nonstop10h 35m

Las Vegas Harry Reid Intl

Thu 4/12

19:35-13:20

Nonstop9h 45m

€477

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

Wed 15/10

13:00-15:55

Nonstop10h 55m

San Francisco

Wed 22/10

17:40-11:45

Nonstop10h 05m

€486

DublinLos Angeles

DUB - LAX

DUBLAX

Dublin

Fri 5/9

09:20-16:08

1 stop14h 48m

Los Angeles

Mon 8/9

08:05-07:45

1 stop15h 40m

€494

DublinSanta Ana

DUB - SNA

DUBSNA

Dublin

Mon 8/9

09:20-12:18

2 stops34h 58m

Santa Ana J. Wayne/Orange Cnty

Mon 15/9

13:20-07:45

2 stops58h 25m

€494

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

Sat 6/9

09:20-17:38

1 stop16h 18m

San Francisco

Sun 23/11

05:10-08:10

1 stop19h 00m

€495

DublinSanta Ana

DUB - SNA

DUBSNA

Dublin

Fri 19/9

09:20-12:18

1 stop34h 58m

Santa Ana J. Wayne/Orange Cnty

Fri 10/10

13:20-07:45

1 stop34h 25m

€497

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to California from

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

What is the cheapest month to fly to California?

In general, February 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 €453. If you’re not able to fly to California in February, then November is your next best option. Flight prices from Ireland to California during November average around €499.

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 Thursday when prices can be found for as low as €595. 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 Saturday, with ticket prices averaging around €777.

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

Our most recent data shows that the best time of day to fly to California is in the morning. Flights from Ireland to California during this time can be as low as €546. Flights in the evening are often more expensive, with an average ticket price of €674.

What is the cheapest Ireland to California flight route?

Fly from Dublin to San Francisco 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 €587 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 €521 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 49% 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

€654

Fastest flight time

10h 35m

Direct flights

Every day

Airports in California

2 airports
The best one-way flight to California from Ireland in the past 72 hours is €654. The best return flight deal from Ireland to California found on momondo in the last 72 hours is €494.
The fastest flight from Ireland to California takes 10h 35m
Direct flights go from Ireland to California every day.
There are 2 airports near California: San Francisco (SFO), Las Vegas Harry Reid Intl (LAS)
Search flight deals

  • 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?

  • 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?

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
DeltaPriceFrom €297Free CancellationRating
7.9
7,979 reviews
Search Delta flights
Scandinavian AirlinesPriceFrom €332Free CancellationRating
7.4
1,477 reviews
Search Scandinavian Airlines flights
United AirlinesPriceFrom €392Free CancellationRating
7.4
8,943 reviews
Search United Airlines flights
British AirwaysPriceFrom €393Free CancellationRating
6.7
7,309 reviews
Search British Airways flights
Air CanadaPriceFrom €442Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
Aer LingusPriceFrom €463Free CancellationRating
7.2
1,237 reviews
Search Aer Lingus flights
KLMPriceFrom €479Free CancellationRating
7.8
1,387 reviews
Search KLM flights
American AirlinesPriceFrom €489Free CancellationRating
7.2
10,000 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.

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