How popular is this Ireland to California flight route?

The Ireland to California flight path was viewed by 106 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 £484, Scandinavian Airlines can have you in California from Ireland in 15h 35m. The distance between Ireland and California is about 5149 mi. Both multi-stop and direct flights can be found to your destination and back.

In terms of precipitation, rainfall in California ranges from 0.0 - 87.0 inches per month. February is typically the wettest month, when rainfall can reach 87.0 mm. July is typically the driest time to visit California when rainfall is around 0.0 mm.

If weather is an important factor for your trip to California, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

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.

£298+ Cheap Flights from Ireland to California

Cheap flight deals from Ireland to California

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

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 15 September 2026.

Wed 28/1012:30 -

1 stop34h 20m

Wed 4/1116:45 -

1 stop35h 00m

Deal found 13/9£413

Tue 3/1112:30 -

1 stop34h 20m

Sat 7/1116:45 -

2 stops35h 05m

Deal found 10/9£427

Thu 5/1112:30 -

1 stop34h 20m

Fri 13/1116:45 -

1 stop32h 40m

Deal found 14/9£430

Tue 6/1012:40 -

1 stop34h 00m

Sun 11/1016:45 -

1 stop17h 35m

Deal found 14/9£443

Mon 12/1019:05 -

1 stop27h 35m

Mon 19/1016:45 -

2 stops33h 25m

Deal found 14/9£444

Thu 12/1112:30 -

1 stop36h 30m

Thu 3/1219:30 -

1 stop29h 55m

Deal found 14/9£445

Tue 17/1119:05 -

1 stop27h 45m

Wed 2/1216:45 -

1 stop17h 35m

Deal found 13/9£450

Wed 21/1019:05 -

1 stop27h 35m

Wed 28/1017:45 -

1 stop35h 00m

Deal found 12/9£455

Thu 5/1119:05 -

1 stop29h 55m

Wed 25/1119:30 -

1 stop32h 15m

Deal found 14/9£466

Thu 12/1115:30 -

Nonstop11h 10m

Thu 3/1220:25 -

Nonstop10h 15m

Deal found 14/9£468

Mon 9/1112:55 -

1 stop16h 39m

Mon 23/1108:00 -

1 stop15h 10m

Deal found 12/9£471

Thu 5/1120:40 -

1 stop29h 50m

Tue 24/1116:55 -

1 stop16h 00m

Deal found 14/9£472

Best flights from Ireland to California
Discover carefully curated flight deals from Ireland to California that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Thu 14/112:30 -

1 stop34h 20m

Mon 18/116:45 -

1 stop35h 00m

Deal found 14/9£459

Thu 14/110:50 -

1 stop15h 45m

Sun 17/117:30 -

1 stop18h 15m

Deal found 14/9£471

Thu 12/1108:50 -

2 stops21h 44m

Thu 3/1212:14 -

2 stops18h 16m

Deal found 14/9£487

Thu 29/1005:45 -

1 stop14h 00m

Mon 23/1117:15 -

1 stop17h 10m

Deal found 11/9£495

Thu 5/1109:00 -

2 stops21h 59m

Wed 18/1106:30 -

2 stops19h 50m

Deal found 14/9£495

Mon 28/1210:50 -

2 stops32h 54m

Mon 4/116:08 -

2 stops16h 57m

Deal found 10/9£517

Mon 2/1109:55 -

1 stop15h 58m

Sun 15/1106:30 -

1 stop17h 15m

Deal found 12/9£545

Wed 4/1112:35 -

2 stops34h 15m

Sat 14/1116:45 -

2 stops34h 00m

Deal found 13/9£459

Sun 4/1011:30 -

1 stop15h 07m

Sun 18/1006:00 -

1 stop19h 00m

Deal found 10/9£928

Sun 28/220:40 -

1 stop24h 45m

Wed 10/315:30 -

1 stop14h 35m

Deal found 12/9£473

Thu 29/1005:45 -

2 stops17h 19m

Mon 23/1106:35 -

2 stops18h 25m

Deal found 11/9£489

Thu 11/312:30 -

1 stop34h 20m

Mon 15/317:45 -

1 stop17h 35m

Deal found 14/9£460

Sat 27/218:30 -

2 stops25h 34m

Mon 8/316:47 -

2 stops16h 18m

Deal found 12/9£516

Thu 29/1010:40 -

1 stop19h 19m

Thu 5/1114:14 -

2 stops33h 16m

Deal found 14/9£519

Thu 21/108:50 -

2 stops21h 09m

Mon 25/110:40 -

2 stops20h 45m

Deal found 14/9£475

Mon 26/1005:45 -

2 stops20h 49m

Mon 2/1111:38 -

2 stops18h 52m

Deal found 11/9£489

Mon 28/1210:50 -

2 stops32h 54m

Sun 3/118:56 -

2 stops29h 34m

Deal found 10/9£555

Thu 21/112:30 -

1 stop34h 20m

Mon 25/116:45 -

1 stop35h 00m

Deal found 11/9£461

Sat 27/205:45 -

2 stops18h 33m

Mon 8/312:45 -

1 stop35h 00m

Deal found 12/9£568

Fri 20/1113:25 -

2 stops34h 49m

Fri 4/1209:45 -

2 stops20h 25m

Deal found 11/9£518

Thu 21/109:00 -

2 stops19h 26m

Mon 25/107:00 -

1 stop17h 10m

Deal found 14/9£522

Sat 7/1111:00 -

2 stops29h 22m

Tue 24/1110:51 -

2 stops17h 19m

Deal found 14/9£476

Thu 29/1008:50 -

2 stops18h 29m

Mon 2/1123:59 -

1 stop24h 46m

Deal found 13/9£490

Thu 5/1110:50 -

2 stops19h 42m

Tue 24/1110:51 -

2 stops17h 19m

Deal found 14/9£476

Tue 6/1011:40 -

2 stops35h 00m

Mon 12/1016:45 -

1 stop17h 35m

Deal found 10/9£476

Mon 28/909:20 -

2 stops34h 41m

Mon 19/1006:30 -

1 stop19h 15m

Deal found 14/9£538

Fri 13/1105:45 -

2 stops21h 15m

Fri 27/1109:40 -

2 stops19h 00m

Deal found 14/9£490

Sat 7/1111:00 -

2 stops29h 22m

Mon 23/1113:17 -

2 stops18h 08m

Deal found 14/9£476

Thu 14/112:30 -

1 stop36h 30m

Sun 17/119:30 -

2 stops31h 15m

Deal found 14/9£486

Thu 1/1011:35 -

2 stops17h 13m

Sat 10/1006:30 -

2 stops16h 50m

Deal found 14/9£544

Find flight deals from Ireland to California

Round-trip from	£413
One-way from	£298
Popular in	July
Cheapest in	January
Average price	£534
Good round-trip deal	£305 or less
Good one-way deal	£578 or less

Scandinavian Airlines
28/10-4/11
2 total stops
69h 20m total
Ireland to California

Search Deals

KLM
8/12-31/12
1 total stop
13h 25m total
Ireland to California

Search Deals

Highest demand for flights based on searches. 16% potential increase in price (£84 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£14 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

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

Cheapflights Fare Finder

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

Cheapest return flight

Fastest return journey

DublinLas Vegas

DUB Dublin - LAS Las Vegas Harry Reid Intl

DUBLAS

Dublin

Thu 5/11

08:50-14:15

1 stop13h 25m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£299

DublinLas Vegas

DUB Dublin - LAS Las Vegas Harry Reid Intl

DUBLAS

Dublin

Tue 3/11

05:45-14:15

1 stop16h 30m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£299

DublinLas Vegas

DUB Dublin - LAS Las Vegas Harry Reid Intl

DUBLAS

Dublin

Sat 12/12

08:50-14:15

1 stop13h 25m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£299

DublinLas Vegas

DUB Dublin - LAS Las Vegas Harry Reid Intl

DUBLAS

Dublin

Mon 30/11

05:45-15:41

2 stops17h 56m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£302

DublinLas Vegas

DUB Dublin - LAS Las Vegas Harry Reid Intl

DUBLAS

Dublin

Thu 19/11

05:45-18:13

2 stops20h 28m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£302

DublinLas Vegas

DUB Dublin - LAS Las Vegas Harry Reid Intl

DUBLAS

Dublin

Sun 6/12

13:25-00:25

2 stops19h 00m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£303

DublinLas Vegas

DUB Dublin - LAS Las Vegas Harry Reid Intl

DUBLAS

Dublin

Sun 6/12

10:45-00:25

1 stop21h 40m

Las Vegas Harry Reid Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£310

DublinSanta Ana

DUB Dublin - SNA Santa Ana J. Wayne/Orange Cnty

DUBSNA

Dublin

Mon 2/11

05:45-22:30

2 stops24h 45m

Santa Ana J. Wayne/Orange Cnty

Wed 31/12

00:00-09:00

Nonstop0h 00m

£315

DublinSanta Ana

DUB Dublin - SNA Santa Ana J. Wayne/Orange Cnty

DUBSNA

Dublin

Mon 2/11

09:55-20:56

1 stop19h 01m

Santa Ana J. Wayne/Orange Cnty

Wed 31/12

00:00-09:00

Nonstop0h 00m

£322

DublinSan Jose

DUB Dublin - SJC San Jose

DUBSJC

Dublin

Mon 30/11

05:45-23:54

2 stops26h 09m

San Jose

Wed 31/12

00:00-09:00

Nonstop0h 00m

£326

Flights are sorted by cheapest return flights first.

Deals found on 12/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

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.

DUB-SFO

DUB-LAX

DUB-LAS

DUB-SNA

DUB-OAK

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

IE0-USCA

DUB-SFO

DUB-LAX

DUB-LAS

DUB-SNA

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 £444). Flying from Ireland to California in July is currently the most expensive (average of £733). 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?

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.

Weekly flight availability from Ireland to California

The most flights from IE0 to USCA are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

How far ahead should I book a flight from Ireland to California?

The price you pay for your flight from Ireland to California may vary depending on when you book. For the best chance of a lower fare, look to book 34 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing California

Read reviews from past customers who have flown with Aer Lingus,American Airlines, andJetBlue from Ireland to California. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Aer Lingus

7.3

Good

1,758 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Patrick,Sept 2026

DUB - IAD

I had a great experience. Crew was great and very accommodating.

Aer Lingus

7.3

Good

1,758 reviews

Aer Lingus

7.3

Good

1,758 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Patrick,Sept 2026

DUB - IAD

I had a great experience. Crew was great and very accommodating.

American Airlines

7.1

Good

12,053 reviews

Aer Lingus

7.3

Good

1,758 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Patrick,Sept 2026

DUB - IAD

I had a great experience. Crew was great and very accommodating.

JetBlue

7.1

Good

3,039 reviews

Aer Lingus

7.3

Good

1,758 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Patrick,Sept 2026

DUB - IAD

I had a great experience. Crew was great and very accommodating.

Iberia

7.0

Good

3,246 reviews

Aer Lingus

7.3

Good

1,758 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Patrick,Sept 2026

DUB - IAD

I had a great experience. Crew was great and very accommodating.

British Airways

6.7

Okay

8,220 reviews

Aer Lingus

7.3

Good

1,758 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Patrick,Sept 2026

DUB - IAD

I had a great experience. Crew was great and very accommodating.

Related info for your journey

How popular is this Ireland to California flight route?
The Ireland to California flight path was viewed by 106 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 £484, Scandinavian Airlines can have you in California from Ireland in 15h 35m. The distance between Ireland and California is about 5149 mi. Both multi-stop and direct flights can be found to your destination and back.
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 £444). Flying from Ireland to California in July is currently the most expensive (average of £733). 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

Airlines

Alternative routes

Complete your trip

Direct flights to United States

Flights by cabin class

Other flight options

Popular flights

Top destinations

Airlines flying to California

KLM flights to California

Finnair flights to California

Lufthansa flights to California

Virgin Atlantic flights to California

British Airways flights to California

Top 9 airlines flying from Ireland to California

Airline	Cheapest	Average	Flexibility	On-time
Aer Lingus	Cheapest£310	Average£543	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Scandinavian Airlines	Cheapest£347	Average£515	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
KLM	Cheapest£364	Average£532	FlexibilityNo cancel fee	On-time75%	Search KLM flights
American Airlines	Cheapest£367	Average£526	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
British Airways	Cheapest£386	Average£521	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Air Canada	Cheapest£404	Average£572	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Iberia	Cheapest£479	Average£653	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
United Airlines	Cheapest£497	Average£670	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
JetBlue	Cheapest£512	Average£725	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights

Fly with Cheapflights

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.

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Cheap flights from Ireland to California from £298

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ireland to California

Cheapest flights from Ireland to CaliforniaExplore 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 15 September 2026.

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 15 September 2026.

Best flights from Ireland to CaliforniaDiscover carefully curated flight deals from Ireland to California that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Discover carefully curated flight deals from Ireland to California that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Direct flights from Ireland to CaliforniaExplore direct flight options from Ireland to California based on user searches, and compare prices and availability for your desired travel dates. Data last updated 15 September 2026.

Explore direct flight options from Ireland to California based on user searches, and compare prices and availability for your desired travel dates. Data last updated 15 September 2026.

Last-minute flights from Ireland to CaliforniaDiscover last-minute flight deals from Ireland to California. Data last updated 15 September 2026 and is based on user searches.

Discover last-minute flight deals from Ireland to California. Data last updated 15 September 2026 and is based on user searches.

One-way flights from Ireland to CaliforniaSearch for one-way flight options from Ireland to California. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.

Search for one-way flight options from Ireland to California. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.

Find flight deals from Ireland to California

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

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

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.

Cheapflights Insights

What is the cheapest month to book a flight from Ireland to California?

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 15 September 2026.

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.

Weekly flight availability from Ireland to California

The most flights from IE0 to USCA are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

How far ahead should I book a flight from Ireland to California?

The price you pay for your flight from Ireland to California may vary depending on when you book. For the best chance of a lower fare, look to book 34 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing California

Read reviews from past customers who have flown with Aer Lingus,American Airlines, andJetBlue from Ireland to California. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How popular is this Ireland to California flight route?

How long is the flight from Ireland to California?

Can I find deals for flights from Ireland to California that include hotel bookings?

How can I find direct flights from Ireland to California?

Can I find deals for business class flights from Ireland to California?

What is the cheapest month to book a flight from Ireland to California?

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.

Airlines flying to California

Alternative routes for Ireland to California

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to California by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from Ireland to California by cabin class

Find flights from Ireland to California, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Ireland and California flights

Browse other Ireland and California flight options. Last updated on 15 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Ireland to California flights

Consider these flights travelling from Ireland to California.

Top 9 airlines flying from Ireland to California

Fly with Cheapflights

How does Cheapflights help users find flights from Ireland to California?

Why should you use Cheapflights to find cheap flight tickets from Ireland to California?

Can Cheapflights find flights from Ireland to California with no change fees?

Can Cheapflights notify me if prices for flights from Ireland to California become cheaper?

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Travel Smart

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 15 September 2026.

Best flights from Ireland to California
Discover carefully curated flight deals from Ireland to California that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Direct flights from Ireland to California
Explore direct flight options from Ireland to California based on user searches, and compare prices and availability for your desired travel dates. Data last updated 15 September 2026.

Last-minute flights from Ireland to California
Discover last-minute flight deals from Ireland to California. Data last updated 15 September 2026 and is based on user searches.

One-way flights from Ireland to California
Search for one-way flight options from Ireland to California. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.