How popular is this Ireland to California flight route?

The Ireland to California flight path was viewed by 97 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 14h 05m. The distance between Ireland and California is about 5155 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.

£343+ 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 14 October 2026.

Wed 18/1119:05 -

1 stop27h 45m

Mon 30/1116:45 -

1 stop17h 35m

Deal found 10/10£343

Sat 21/1119:05 -

1 stop27h 45m

Wed 25/1116:45 -

1 stop17h 35m

Deal found 11/10£355

Tue 24/1119:05 -

1 stop27h 45m

Mon 30/1116:45 -

1 stop17h 35m

Deal found 11/10£358

Tue 24/1119:05 -

1 stop27h 45m

Sun 29/1116:45 -

2 stops34h 00m

Deal found 13/10£360

Wed 18/1111:30 -

2 stops35h 20m

Wed 14/416:45 -

1 stop17h 35m

Deal found 9/10£360

Fri 20/1119:05 -

1 stop27h 45m

Mon 12/416:45 -

1 stop17h 35m

Deal found 9/10£365

Thu 3/1219:05 -

1 stop29h 55m

Mon 7/1219:30 -

1 stop14h 50m

Deal found 12/10£380

Thu 26/1119:05 -

1 stop29h 55m

Thu 3/1219:30 -

1 stop14h 50m

Deal found 12/10£407

Thu 3/1219:05 -

1 stop29h 55m

Tue 15/1219:30 -

1 stop32h 15m

Deal found 9/10£410

Thu 10/1212:30 -

1 stop36h 30m

Wed 30/1219:30 -

2 stops53h 50m

Deal found 12/10£415

Tue 24/1119:05 -

1 stop29h 55m

Tue 1/1219:30 -

1 stop32h 15m

Deal found 10/10£417

Thu 12/1110:55 -

2 stops38h 05m

Thu 3/1219:30 -

1 stop14h 50m

Deal found 11/10£430

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 14 October 2026.

Sat 21/1110:05 -

2 stops36h 45m

Wed 25/1116:45 -

1 stop17h 35m

Deal found 11/10£360

Thu 5/1105:40 -

2 stops20h 09m

Thu 12/1111:34 -

2 stops19h 11m

Deal found 14/10£471

Thu 19/1105:40 -

1 stop14h 05m

Thu 26/1115:20 -

1 stop15h 25m

Deal found 12/10£509

Thu 19/1117:30 -

2 stops31h 10m

Thu 26/1116:55 -

1 stop20h 05m

Deal found 9/10£551

Wed 4/1104:25 -

2 stops38h 10m

Wed 18/1111:48 -

2 stops27h 32m

Deal found 13/10£703

Wed 18/1111:30 -

2 stops35h 20m

Mon 30/1116:45 -

2 stops35h 05m

Deal found 10/10£363

Thu 14/109:00 -

1 stop35h 00m

Mon 18/106:45 -

2 stops17h 25m

Deal found 9/10£742

Thu 8/406:20 -

2 stops39h 33m

Mon 12/414:30 -

2 stops34h 50m

Deal found 9/10£769

Thu 8/411:45 -

1 stop19h 02m

Mon 12/408:30 -

1 stop17h 15m

Deal found 13/10£807

Thu 14/112:30 -

1 stop34h 20m

Mon 18/116:45 -

1 stop35h 00m

Deal found 11/10£401

Thu 8/411:45 -

1 stop14h 37m

Mon 12/408:30 -

2 stops17h 05m

Deal found 9/10£883

Thu 14/112:30 -

1 stop36h 30m

Sun 17/119:30 -

1 stop32h 15m

Deal found 9/10£411

Thu 12/1105:45 -

1 stop14h 00m

Thu 3/1215:20 -

1 stop15h 10m

Deal found 12/10£499

Thu 19/1105:40 -

1 stop14h 05m

Thu 26/1115:20 -

1 stop15h 25m

Deal found 12/10£510

Wed 25/1112:35 -

2 stops34h 15m

Wed 2/1216:35 -

2 stops35h 10m

Deal found 11/10£435

Thu 10/1205:40 -

1 stop14h 05m

Fri 8/107:45 -

2 stops23h 00m

Deal found 14/10£517

Wed 3/319:05 -

1 stop29h 55m

Mon 8/319:30 -

1 stop14h 50m

Deal found 11/10£438

Thu 14/113:05 -

2 stops18h 54m

Mon 18/113:09 -

2 stops18h 16m

Deal found 13/10£656

Fri 26/212:30 -

1 stop36h 30m

Thu 11/319:30 -

1 stop14h 50m

Deal found 11/10£438

Mon 1/312:30 -

1 stop36h 30m

Sat 13/319:30 -

1 stop32h 15m

Deal found 11/10£438

Fri 15/109:30 -

2 stops19h 36m

Sun 17/110:31 -

1 stop13h 39m

Deal found 13/10£810

Sat 31/1006:10 -

2 stops35h 18m

Wed 4/1110:08 -

2 stops39h 27m

Deal found 13/10£831

Fri 15/108:50 -

2 stops21h 08m

Sun 17/111:06 -

2 stops19h 49m

Deal found 13/10£759

Sun 1/1113:35 -

1 stop16h 20m

Sat 7/1107:41 -

2 stops15h 49m

Deal found 12/10£811

Sun 22/1110:10 -

1 stop14h 50m

Sun 6/1219:30 -

2 stops31h 15m

Deal found 10/10£461

Mon 2/1113:25 -

1 stop30h 45m

Sun 15/1106:20 -

2 stops18h 40m

Deal found 11/10£688

Thu 8/408:35 -

2 stops22h 12m

Mon 12/413:40 -

2 stops21h 55m

Deal found 13/10£805

Tue 24/1110:40 -

1 stop15h 43m

Tue 1/1210:36 -

1 stop13h 34m

Deal found 10/10£812

Thu 5/1105:45 -

1 stop14h 25m

Wed 18/1111:02 -

2 stops19h 28m

Deal found 10/10£689

Thu 26/1111:30 -

2 stops35h 20m

Thu 3/1214:59 -

2 stops19h 21m

Deal found 12/10£473

Find flight deals from Ireland to California

Round-trip from	£343
Popular in	July
Cheapest in	March
Average price	£571
Good round-trip deal	£511 or less
Good one-way deal	£458 or less

Scandinavian Airlines
18/11-30/11
2 total stops
45h 20m total
Ireland to California

Search Deals

Highest demand for flights based on searches. 15% potential increase in price (£79 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 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

Sat 21/11

10:05-14:50

2 stops36h 45m

San Francisco

Wed 25/11

16:45-18:20

1 stop17h 35m

£360

DublinSan Francisco

DUB Dublin - SFO San Francisco

DUBSFO

Dublin

Wed 18/11

11:30-14:50

2 stops35h 20m

San Francisco

Mon 30/11

16:45-11:50

2 stops35h 05m

£363

DublinLos Angeles

DUB Dublin - LAX Los Angeles

DUBLAX

Dublin

Sat 9/1

17:15-11:45

1 stop26h 30m

Los Angeles

Wed 31/12

00:00-09:00

Nonstop0h 00m

£378

DublinSan Francisco

DUB Dublin - SFO San Francisco

DUBSFO

Dublin

Wed 6/1

13:25-10:40

2 stops29h 15m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£399

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

£401

DublinSan Francisco

DUB Dublin - SFO San Francisco

DUBSFO

Dublin

Sat 19/12

13:05-14:55

1 stop33h 50m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£402

DublinSan Francisco

DUB Dublin - SFO San Francisco

DUBSFO

Dublin

Wed 2/12

10:30-18:45

1 stop16h 15m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£402

DublinLos Angeles

DUB Dublin - LAX Los Angeles

DUBLAX

Dublin

Sun 27/12

20:40-15:20

1 stop26h 40m

Los Angeles

Wed 31/12

00:00-09:00

Nonstop0h 00m

£410

DublinLos Angeles

DUB Dublin - LAX Los Angeles

DUBLAX

Dublin

Thu 14/1

12:30-17:00

1 stop36h 30m

Los Angeles

Sun 17/1

19:30-11:45

1 stop32h 15m

£411

DublinSan Francisco

DUB Dublin - SFO San Francisco

DUBSFO

Dublin

Wed 2/12

18:05-18:32

2 stops32h 27m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£424

Flights are sorted by cheapest return flights first.

Deals found on 10/10

Showing 1-10 of 56 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-LAX

DUB-SFO

DUB-SAN

ORK-LAX

DUB-FAT

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-LAX

DUB-SFO

DUB-SAN

ORK-LAX

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 £459). Flying from Ireland to California in July is currently the most expensive (average of £745). 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,JetBlue, andAmerican Airlines 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

1,827 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Karin,Oct 2026

DUB - MCO

Food could have been better. The chicken and rice dish was excellent. Not sure about the salads. And the pizza was horrible was lukewarm and had way too much dough. Staff was mixed. Some staff didn’t seem like they wanted to be there.

Aer Lingus

7.3

Good

1,827 reviews

Aer Lingus

7.3

Good

1,827 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Karin,Oct 2026

DUB - MCO

JetBlue

7.1

Good

3,051 reviews

Aer Lingus

7.3

Good

1,827 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Karin,Oct 2026

DUB - MCO

American Airlines

7.0

Good

12,162 reviews

Aer Lingus

7.3

Good

1,827 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Karin,Oct 2026

DUB - MCO

Iberia

7.0

Good

3,247 reviews

Aer Lingus

7.3

Good

1,827 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Karin,Oct 2026

DUB - MCO

British Airways

6.7

Okay

8,262 reviews

Aer Lingus

7.3

Good

1,827 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Karin,Oct 2026

DUB - MCO

Related info for your journey

How popular is this Ireland to California flight route?
The Ireland to California flight path was viewed by 97 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 14h 05m. The distance between Ireland and California is about 5155 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 £459). Flying from Ireland to California in July is currently the most expensive (average of £745). 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 8 airlines flying from Ireland to California

Airline	Cheapest	Average	Flexibility	On-time
Aer Lingus	Cheapest£316	Average£564	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
KLM	Cheapest£371	Average£543	FlexibilityNo cancel fee	On-time75%	Search KLM flights
American Airlines	Cheapest£374	Average£537	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
British Airways	Cheapest£394	Average£531	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Iberia	Cheapest£488	Average£693	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
Air Canada	Cheapest£503	Average£583	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	Cheapest£507	Average£683	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
JetBlue	Cheapest£522	Average£739	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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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Ireland to California from £343

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/11. 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 14 October 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 14 October 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 14 October 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 14 October 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 14 October 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 14 October 2026.

Last-minute flights from Ireland to CaliforniaDiscover last-minute flight deals from Ireland to California. Data last updated 14 October 2026 and is based on user searches.

Discover last-minute flight deals from Ireland to California. Data last updated 14 October 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 14 October 2026.

Search for one-way flight options from Ireland to California. Find affordable one-way fares based on user searches. Data last updated 14 October 2026.

Find flight deals from Ireland to California

Round-trip 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 14 October 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 14 October 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,JetBlue, andAmerican Airlines 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 14 October 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 8 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 14 October 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 14 October 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 14 October 2026.

Last-minute flights from Ireland to California
Discover last-minute flight deals from Ireland to California. Data last updated 14 October 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 14 October 2026.