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$258+ Cheap flights from California to Ireland

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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — DUB
ene. 26 — feb. 21
dom. 1/26
dom. 2/2
1 adult, Economy
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Cheap flight deals from California to Ireland

Discover tips and strategies to find the most affordable flight options for your journey from California (USCA) to Ireland (IE0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 21, 2025.

Round-trip from

$477
(Booking.com)

One-way from

$258
(Kiwi.com)

Good round-trip deal

$630 or less

Good one-way deal

$532 or less
From California to Ireland
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One-way flight from California to Ireland
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Price to beat on a round-trip flight from California to Ireland.
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Price to beat on a one-way flight from California to Ireland.
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Find flight deals from California to Ireland

Cheapest flights from California to Ireland
Explore the most affordable flight options available from California to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 21, 2025.

This Booking.com deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/188:35 pmLAS - DUB
Nonstop9h 35mAer Lingus
mar. 3/253:20 pmDUB - LAS
Nonstop10h 30mAer Lingus
Deal found 1/20$477
This United deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/2411:14 pmLAS - DUB
1 stop23h 46mMultiple Airlines
mié. 3/59:00 amDUB - LAS
1 stop33h 19mMultiple Airlines
Deal found 1/20$494
This Air Canada deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/2411:30 pmLAS - DUB
1 stop23h 40mAir Canada
mié. 3/59:00 amDUB - LAS
2 stops43h 36mAir Canada
Deal found 1/20$495
This Gotogate deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/248:10 pmBUR - DUB
2 stops27h 00mAir Canada
mié. 3/128:00 amDUB - BUR
2 stops42h 26mAir Canada
Deal found 1/20$496
This Booking.com deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/217:30 pmLAX - DUB
2 stops32h 00mScandinavian Airlines
mar. 11/1111:15 amDUB - LAX
2 stops37h 45mScandinavian Airlines
Deal found 1/21$500
This Cheapflightsfares deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/2411:51 amLAX - DUB
1 stop13h 49mIberia
mié. 4/212:40 pmDUB - LAX
1 stop15h 29mIberia
Deal found 1/21$503
This Gotogate deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/248:55 pmLAX - DUB
1 stop14h 40mBritish Airways
mié. 3/58:40 amDUB - LAX
1 stop15h 10mBritish Airways
Deal found 1/21$513
This American Airlines deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/55:35 pmLAX - DUB
1 stop14h 05mAmerican Airlines
mié. 3/1912:05 pmDUB - LAX
1 stop16h 20mAmerican Airlines
Deal found 1/21$515
This Delta deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/39:20 pmSNA - DUB
2 stops27h 25mDelta
mié. 2/1910:45 amDUB - SNA
2 stops32h 04mDelta
Deal found 1/21$516
This Gotogate deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/178:30 amLAX - DUB
2 stops38h 40mAir Canada
mié. 3/59:00 amDUB - LAX
1 stop17h 32mAir Canada
Deal found 1/21$518
This Delta deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/1812:20 pmLAS - DUB
1 stop13h 05mDelta
mié. 3/2612:00 pmDUB - LAS
1 stop18h 25mDelta
Deal found 1/21$520
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/37:00 amSFO - DUB
1 stop17h 45mDelta
mar. 2/2512:00 pmDUB - SFO
1 stop19h 46mDelta
Deal found 1/20$520

Find flights from California to Ireland within your budget

Customize your flight search to find flights from California to Ireland 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, Cheapflights users made 2,558,603 searches. Data last updated enero 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Las VegasDublin

LAS - DUB

LASDUB

Las Vegas Harry Reid Intl

mar. 3/18

8:35 pm-1:10 pm

Nonstop9h 35m

Dublin

mar. 3/25

3:20 pm-6:50 pm

Nonstop10h 30m

$477

Las VegasDublin

LAS - DUB

LASDUB

Las Vegas Harry Reid Intl

lun. 2/24

11:14 pm-7:00 am

1 stop23h 46m

Dublin

mié. 3/5

9:00 am-10:19 am

1 stop33h 19m

$494

Las VegasDublin

LAS - DUB

LASDUB

Las Vegas Harry Reid Intl

lun. 2/24

11:30 pm-7:10 am

1 stop23h 40m

Dublin

mié. 3/5

9:00 am-8:36 pm

2 stops43h 36m

$495

BurbankDublin

BUR - DUB

BURDUB

Burbank Bob Hope

lun. 2/24

8:10 pm-7:10 am

2 stops27h 00m

Dublin

mié. 3/12

8:00 am-7:26 pm

2 stops42h 26m

$496

Los AngelesDublin

LAX - DUB

LAXDUB

Los Angeles

mié. 2/26

5:40 pm-11:40 am

1 stop34h 00m

Dublin

mié. 3/5

12:30 pm-3:35 pm

1 stop35h 05m

$501

Santa AnaDublin

SNA - DUB

SNADUB

Santa Ana J. Wayne/Orange Cnty

lun. 2/3

9:20 pm-8:45 am

2 stops27h 25m

Dublin

mié. 2/19

10:45 am-10:49 am

2 stops32h 04m

$516

Los AngelesDublin

LAX - DUB

LAXDUB

Los Angeles

lun. 2/17

9:35 pm-7:05 pm

1 stop13h 30m

Dublin

mié. 3/5

2:05 pm-10:00 pm

1 stop15h 55m

$517

Los AngelesDublin

LAX - DUB

LAXDUB

Los Angeles

lun. 2/17

8:30 am-7:10 am

2 stops38h 40m

Dublin

mié. 3/5

9:00 am-6:32 pm

1 stop17h 32m

$518

OntarioDublin

ONT - DUB

ONTDUB

Ontario

lun. 2/24

7:05 am-9:45 am

1 stop18h 40m

Dublin

mié. 3/5

12:00 pm-10:52 pm

1 stop18h 52m

$520

Las VegasDublin

LAS - DUB

LASDUB

Las Vegas Harry Reid Intl

mar. 3/18

12:20 pm-8:25 am

1 stop13h 05m

Dublin

mié. 3/26

12:00 pm-11:25 pm

1 stop18h 25m

$520

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 60 results
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Best time to book a flight from California to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from California with our price prediction graph.
Estimated round-trip 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.

Travel insights for flights from California to Ireland

Get recent, data-driven insights about flights from California to Ireland including ideal travel times, pricing trends, and more.

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

Currently, November is the cheapest month in which you can book a flight from California to Ireland (average of $509). Flying from California to Ireland in June is currently the most expensive (average of $1,016). 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 CA to IE?

Find hourly flight availability from California to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated enero 21, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from California to Ireland as you normally would.

Rainfall in Ireland by month

Plan your trip to Ireland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ireland ranges from 1.9 - 3.1 inches per month. October is typically the wettest month, when rainfall can reach 3.1 in. February is typically the driest time to visit Ireland when rainfall is around 1.9 in.

Temperature in Ireland by month

Plan your trip to Ireland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ireland, 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 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Ireland

Get insights into the airlines that provide service to Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ireland. Reviews last updated enero 21, 2025.
Read reviews from past customers who have flown United Airlines, Scandinavian Airlines and Iberia from California to Ireland. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,341 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air Transat
7.8
Good
381 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,286 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS
7.5
Good
1,600 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from California to Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this California to Ireland flight route?

    Flights from California to Ireland have been viewed 90 times in the past calendar month.

  • What are the cheapest airlines to fly from California to Ireland one-way?

    The cheapest airlines for a one-way flight from California to Ireland are SWISS ($350), WestJet ($365), and Air Transat ($366).

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

    Yes. In addition to deals on California to Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from California to Ireland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from California to Ireland.

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

    Yes. Cheapflights offers flight deals from California to Ireland 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 California to Ireland?

    Currently, November is the cheapest month in which you can book a flight from California to Ireland (average of $509). Flying from California to Ireland in June is currently the most expensive (average of $1,016). 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

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Alternative routes for California to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from California to Ireland

Discover the top 10 airlines that operate flights from California to Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated enero 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$303Average$482FlexibilityNo cancel feeOn-time77%
FinnairCheapest$325Average$638FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$428Average$754FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$432Average$854FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$482Average$791FlexibilityNo cancel feeOn-time79%
TAP AIR PORTUGALCheapest$483Average$579FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$488Average$911FlexibilityNo cancel feeOn-time69%
IberiaCheapest$489Average$861FlexibilityNo cancel feeOn-time77%
DeltaCheapest$498Average$945FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$511Average$984FlexibilityNo cancel feeOn-time70%
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