How popular is this Ireland to California flight route?

The Ireland to California flight path was viewed by 111 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 £509, Scandinavian Airlines can have you in California from Ireland in 16h 13m. The distance between Ireland and California is about 5083 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.

£314+ 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 2 September 2026.

Thu 15/1019:05 -

1 stop27h 35m

Thu 22/1016:45 -

1 stop17h 35m

Deal found 31/8£395

Wed 11/1119:05 -

1 stop27h 45m

Wed 18/1116:45 -

1 stop17h 35m

Deal found 31/8£395

Thu 8/1019:05 -

1 stop27h 35m

Mon 12/1016:45 -

1 stop17h 35m

Deal found 30/8£396

Tue 17/1119:05 -

1 stop27h 45m

Wed 2/1216:45 -

1 stop17h 35m

Deal found 31/8£405

Wed 11/1119:05 -

1 stop27h 45m

Wed 10/316:45 -

2 stops34h 00m

Deal found 31/8£410

Thu 1/1019:05 -

1 stop29h 45m

Mon 5/1019:10 -

1 stop15h 10m

Deal found 28/8£415

Sat 14/1119:05 -

1 stop29h 55m

Fri 4/1219:30 -

1 stop14h 50m

Deal found 30/8£429

Fri 6/1119:05 -

1 stop29h 55m

Wed 11/1119:30 -

1 stop32h 15m

Deal found 28/8£429

Mon 23/1119:05 -

1 stop29h 55m

Mon 7/1219:30 -

1 stop14h 50m

Deal found 31/8£434

Sat 21/1119:05 -

1 stop29h 55m

Tue 8/1219:30 -

1 stop14h 50m

Deal found 31/8£437

Fri 23/1010:00 -

2 stops18h 22m

Thu 29/1007:14 -

1 stop17h 31m

Deal found 1/9£501

Fri 6/1108:50 -

2 stops20h 14m

Sat 14/1106:30 -

2 stops18h 30m

Deal found 1/9£503

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 2 September 2026.

Thu 14/112:30 -

1 stop34h 20m

Mon 18/116:45 -

1 stop35h 00m

Deal found 29/8£417

Sat 21/1120:40 -

1 stop26h 35m

Thu 10/1220:50 -

1 stop14h 55m

Deal found 31/8£470

Fri 8/105:45 -

1 stop14h 00m

Sun 17/111:45 -

2 stops18h 40m

Deal found 2/9£483

Mon 26/1012:55 -

1 stop16h 13m

Mon 9/1106:00 -

1 stop17h 10m

Deal found 31/8£509

Mon 1/205:45 -

2 stops18h 26m

Sun 7/208:55 -

2 stops16h 05m

Deal found 1/9£518

Fri 2/1011:35 -

1 stop19h 07m

Sat 17/1006:30 -

1 stop19h 15m

Deal found 1/9£543

Mon 23/1109:40 -

1 stop19h 04m

Mon 7/1207:05 -

1 stop16h 40m

Deal found 31/8£606

Tue 2/205:10 -

2 stops19h 39m

Sat 6/213:20 -

2 stops19h 50m

Deal found 1/9£664

Mon 5/1019:05 -

1 stop27h 35m

Mon 12/1016:45 -

1 stop17h 35m

Deal found 31/8£423

Thu 25/210:50 -

1 stop15h 45m

Fri 5/320:50 -

1 stop14h 55m

Deal found 29/8£472

Sat 5/1210:05 -

2 stops36h 45m

Sat 12/1216:45 -

2 stops34h 00m

Deal found 28/8£431

Fri 20/1105:45 -

2 stops18h 28m

Sat 28/1112:14 -

2 stops17h 56m

Deal found 28/8£488

Thu 14/108:50 -

2 stops20h 37m

Sun 17/113:23 -

2 stops19h 32m

Deal found 30/8£474

Mon 1/319:05 -

1 stop29h 55m

Tue 9/319:30 -

1 stop14h 50m

Deal found 30/8£437

Wed 30/911:35 -

1 stop19h 07m

Wed 7/1006:30 -

2 stops17h 00m

Deal found 1/9£543

Tue 13/1012:40 -

1 stop17h 28m

Tue 20/1006:00 -

1 stop19h 45m

Deal found 29/8£544

Thu 14/110:50 -

2 stops19h 09m

Sun 17/107:00 -

2 stops21h 10m

Deal found 1/9£475

Sat 21/1119:05 -

1 stop29h 55m

Fri 4/1219:30 -

1 stop14h 50m

Deal found 31/8£437

Tue 8/1209:30 -

2 stops16h 47m

Sun 13/1208:00 -

2 stops17h 55m

Deal found 30/8£553

Mon 28/1209:55 -

1 stop18h 53m

Sun 10/111:33 -

2 stops18h 52m

Deal found 1/9£647

Thu 14/112:30 -

1 stop36h 30m

Sun 17/119:30 -

2 stops55h 15m

Deal found 29/8£443

Mon 12/1005:55 -

1 stop20h 40m

Mon 19/1010:00 -

2 stops16h 00m

Deal found 28/8£591

Mon 12/1010:00 -

1 stop18h 54m

Mon 19/1006:20 -

1 stop17h 35m

Deal found 28/8£654

Thu 14/110:50 -

2 stops19h 59m

Mon 18/106:00 -

2 stops25h 25m

Deal found 29/8£491

Fri 23/1010:00 -

1 stop18h 54m

Sun 25/1006:20 -

1 stop18h 35m

Deal found 28/8£654

Sat 26/1210:40 -

2 stops17h 29m

Thu 31/1208:40 -

2 stops14h 50m

Deal found 31/8£596

Tue 2/208:50 -

1 stop13h 25m

Fri 5/208:55 -

2 stops16h 30m

Deal found 1/9£656

Thu 26/1119:05 -

1 stop29h 55m

Mon 7/1219:30 -

1 stop14h 50m

Deal found 31/8£450

Sat 31/1008:50 -

1 stop14h 05m

Thu 5/1117:25 -

1 stop13h 30m

Deal found 28/8£512

Mon 14/1213:25 -

1 stop30h 45m

Sat 9/111:05 -

2 stops19h 05m

Deal found 1/9£629

Find flight deals from Ireland to California

Round-trip from	£395
One-way from	£314
Popular in	July
Cheapest in	January
Average price	£532
Good round-trip deal	£305 or less
Good one-way deal	£577 or less

Scandinavian Airlines
15/10-22/10
2 total stops
45h 10m total
Ireland to California

Search Deals

WestJet
9/9
2 total stops
20h 00m total
Ireland to California

Search Deals

Highest demand for flights based on searches. 18% potential increase in price (£90 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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinSan Francisco

DUB Dublin - SFO San Francisco

DUBSFO

Dublin

Thu 14/1

12:30-14:50

1 stop34h 20m

San Francisco

Mon 18/1

16:45-11:45

1 stop35h 00m

£417

DublinSan Francisco

DUB Dublin - SFO San Francisco

DUBSFO

Dublin

Mon 5/10

19:05-14:40

1 stop27h 35m

San Francisco

Mon 12/10

16:45-18:20

1 stop17h 35m

£423

DublinSan Francisco

DUB Dublin - SFO San Francisco

DUBSFO

Dublin

Sat 5/12

10:05-14:50

2 stops36h 45m

San Francisco

Sat 12/12

16:45-10:45

2 stops34h 00m

£431

DublinLos Angeles

DUB Dublin - LAX Los Angeles

DUBLAX

Dublin

Mon 1/3

19:05-17:00

1 stop29h 55m

Los Angeles

Tue 9/3

19:30-18:20

1 stop14h 50m

£437

DublinLos Angeles

DUB Dublin - LAX Los Angeles

DUBLAX

Dublin

Sat 21/11

19:05-17:00

1 stop29h 55m

Los Angeles

Fri 4/12

19:30-18:20

1 stop14h 50m

£437

DublinLos Angeles

DUB Dublin - LAX Los Angeles

DUBLAX

Dublin

Thu 14/1

12:30-17:00

1 stop36h 30m

Los Angeles

Sun 17/1

19:30-10:45

2 stops55h 15m

£443

DublinLos Angeles

DUB Dublin - LAX Los Angeles

DUBLAX

Dublin

Thu 26/11

19:05-17:00

1 stop29h 55m

Los Angeles

Mon 7/12

19:30-18:20

1 stop14h 50m

£450

DublinLos Angeles

DUB Dublin - LAX Los Angeles

DUBLAX

Dublin

Sat 21/11

20:40-15:15

1 stop26h 35m

Los Angeles

Thu 10/12

20:50-19:45

1 stop14h 55m

£470

DublinLos Angeles

DUB Dublin - LAX Los Angeles

DUBLAX

Dublin

Thu 25/2

10:50-18:35

1 stop15h 45m

Los Angeles

Fri 5/3

20:50-19:45

1 stop14h 55m

£472

DublinSanta Ana

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

DUBSNA

Dublin

Thu 14/1

08:50-21:27

2 stops20h 37m

Santa Ana J. Wayne/Orange Cnty

Sun 17/1

13:23-16:55

2 stops19h 32m

£474

Flights are sorted by cheapest return flights first.

Deals found on 1/9

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-SJC

DUB-ONT

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-SJC

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 £425). Flying from Ireland to California in July is currently the most expensive (average of £732). 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

1,741 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

1,741 reviews

Aer Lingus

7.3

Good

1,741 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

12,025 reviews

Aer Lingus

7.3

Good

1,741 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

3,038 reviews

Aer Lingus

7.3

Good

1,741 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

3,249 reviews

Aer Lingus

7.3

Good

1,741 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

8,197 reviews

Aer Lingus

7.3

Good

1,741 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 111 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 £509, Scandinavian Airlines can have you in California from Ireland in 16h 13m. The distance between Ireland and California is about 5083 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 £425). Flying from Ireland to California in July is currently the most expensive (average of £732). 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£311	Average£538	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
British Airways	Cheapest£326	Average£477	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Scandinavian Airlines	Cheapest£346	Average£514	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
KLM	Cheapest£363	Average£531	FlexibilityNo cancel fee	On-time75%	Search KLM flights
American Airlines	Cheapest£366	Average£525	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Air Canada	Cheapest£403	Average£571	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Iberia	Cheapest£478	Average£635	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
United Airlines	Cheapest£496	Average£652	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
JetBlue	Cheapest£511	Average£723	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 £314

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/9. 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 2 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 2 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 2 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 2 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 2 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 2 September 2026.

Last-minute flights from Ireland to CaliforniaDiscover last-minute flight deals from Ireland to California. Data last updated 2 September 2026 and is based on user searches.

Discover last-minute flight deals from Ireland to California. Data last updated 2 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 2 September 2026.

Search for one-way flight options from Ireland to California. Find affordable one-way fares based on user searches. Data last updated 2 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 2 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

Explore weekly flight availability from Ireland to California. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 2 September 2026.

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 2 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

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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 2 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 2 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 2 September 2026.

Last-minute flights from Ireland to California
Discover last-minute flight deals from Ireland to California. Data last updated 2 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 2 September 2026.