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Ireland

$243+ 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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — DUB
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap 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 December 15, 2025.

This United Airlines deal was found by Cheapflights users on 12/14. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:55 pmSAN - DUB
2 stops28h 15mUnited Airlines
Mon 1/129:00 amDUB - SAN
2 stops32h 40mUnited Airlines
Deal found 12/14$471
This Finnair deal was found by Cheapflights users on 12/15. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/298:13 amSAN - DUB
1 stop15h 02mMultiple Airlines
Mon 1/1211:30 amDUB - SAN
1 stop19h 28mMultiple Airlines
Deal found 12/15$476
This oojo deal was found by Cheapflights users on 12/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/267:30 pmLAX - DUB
2 stops38h 40mScandinavian Airlines
Mon 2/28:20 pmDUB - LAX
2 stops28h 40mScandinavian Airlines
Deal found 12/13$535
This United Airlines deal was found by Cheapflights users on 12/15. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/272:11 pmSAN - DUB
1 stop33h 59mUnited Airlines
Sat 1/109:00 amDUB - SAN
2 stops22h 42mUnited Airlines
Deal found 12/15$571
This FlightHub deal was found by Cheapflights users on 12/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:30 pmLAX - DUB
1 stop14h 50mScandinavian Airlines
Tue 1/1312:30 pmDUB - LAX
1 stop36h 30mScandinavian Airlines
Deal found 12/13$587
This ResecentrumGruppen deal was found by Cheapflights users on 12/14. 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 ResecentrumGruppen is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/288:25 amSFO - DUB
1 stop15h 45mLufthansa
Tue 1/1310:50 amDUB - SFO
1 stop16h 45mLufthansa
Deal found 12/14$611
This Billigflug deal was found by Cheapflights users on 12/14. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:00 amSFO - DUB
1 stop19h 10mAir Canada
Wed 1/149:00 amDUB - SFO
2 stops19h 34mAir Canada
Deal found 12/14$616
This Billigflug deal was found by Cheapflights users on 12/14. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:15 amLAX - DUB
1 stop13h 55mAir Canada
Wed 1/149:00 amDUB - LAX
2 stops21h 57mAir Canada
Deal found 12/14$622
This Gotogate deal was found by Cheapflights users on 12/15. 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.
Mon 12/298:15 pmLAX - DUB
Nonstop10h 15mAer Lingus
Wed 1/143:20 pmDUB - LAX
Nonstop11h 10mAer Lingus
Deal found 12/15$625
This United Airlines deal was found by Cheapflights users on 12/14. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2810:35 pmLAX - DUB
1 stop25h 35mUnited Airlines
Fri 1/99:00 amDUB - LAX
1 stop33h 32mUnited Airlines
Deal found 12/14$627
This Gotogate deal was found by Cheapflights users on 12/14. 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.
Mon 12/295:20 pmSFO - DUB
Nonstop10h 05mAer Lingus
Wed 1/1412:30 pmDUB - SFO
Nonstop11h 05mAer Lingus
Deal found 12/14$630
This FlightHub deal was found by Cheapflights users on 12/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/314:35 pmSFO - DUB
1 stop33h 45mTAP AIR PORTUGAL
Tue 1/134:55 pmDUB - SFO
1 stop29h 35mTAP AIR PORTUGAL
Deal found 12/14$631

Find flight deals from California to Ireland

Keep the following information in mind while searching for California to Ireland flight deals. Data was last updated December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

Gurufare
3 stars

Round-trip from

$416
(Kiwi.com)

One-way from

$243
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$819

Good round-trip deal

$653 or less

Good one-way deal

$420 or less
Provider with most accurate pricing for Los Angeles-Dublin flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Dublin flights.
Search Deals
From California to Ireland
Search Deals
One-way flight from California to Ireland
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($182 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from California to Ireland.
Search Deals
Price to beat on a one-way flight from California to Ireland.
Search Deals

Cheapflights Fare Finder

 
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 December 15, 2025.
Use the filters below to find and compare flights from California to Ireland that are best for you.

Fly from

California

Fly to

Ireland

Route

Depart

Return

Price

SacramentoDublin

SMF - DUB

SMFDUB

Sacramento Intl

Thu 1/29

10:50 am-8:10 am

1 stop13h 20m

Dublin

Thu 2/5

10:40 am-9:53 pm

2 stops19h 13m

$416

SacramentoDublin

SMF - DUB

SMFDUB

Sacramento Intl

Tue 1/13

7:00 am-8:10 am

1 stop17h 10m

Dublin

Tue 1/20

10:40 am-6:41 pm

1 stop16h 01m

$441

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Sat 2/14

6:00 pm-7:45 pm

1 stop17h 45m

Dublin

Sat 2/21

5:55 pm-4:05 pm

1 stop30h 10m

$444

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Tue 3/10

7:00 pm-5:00 pm

1 stop15h 00m

Dublin

Fri 3/20

8:50 am-5:10 pm

1 stop15h 20m

$444

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Mon 2/16

6:00 pm-7:40 pm

1 stop17h 40m

Dublin

Sun 2/22

6:30 pm-4:10 pm

1 stop29h 40m

$444

SacramentoDublin

SMF - DUB

SMFDUB

Sacramento Intl

Thu 1/22

10:50 am-8:10 am

1 stop13h 20m

Dublin

Mon 1/26

9:00 am-1:28 pm

2 stops36h 28m

$455

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Tue 2/17

5:00 pm-8:10 am

1 stop31h 10m

Dublin

Wed 3/18

8:00 am-11:53 am

1 stop34h 53m

$456

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Mon 1/12

4:47 pm-8:10 am

1 stop31h 23m

Dublin

Mon 1/26

9:00 am-11:53 am

1 stop34h 53m

$456

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Thu 1/15

12:45 pm-7:10 am

2 stops34h 25m

Dublin

Mon 1/26

9:00 am-12:59 pm

2 stops35h 59m

$458

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Mon 2/16

12:40 pm-7:10 am

1 stop34h 30m

Dublin

Mon 2/23

9:00 am-11:38 am

2 stops34h 38m

$458

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

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.

Cheapflights Insights

Everything you need to know about your flight from California to Ireland

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

Currently, January is the cheapest month in which you can book a flight from California to Ireland (average of $417). Flying from California to Ireland in June is currently the most expensive (average of $682). 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 December 15, 2025.

When flying from California to Ireland, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 9% versus a flight in the morning.

What is the cheapest day to fly from California to Ireland?

Use this chart to determine the cheapest time to fly round-trip from California to Ireland. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their California to Ireland flight should consider departing on Saturday afternoons when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 46 times in the past calendar month.

  • How long is the flight from California to Ireland?

    There are many flights that can get you from California to Ireland in 13h 20m. Fly via Lufthansa, British Airways, or United Airlines to get the fastest option. There are 4996 mi between California and Ireland. This flight may include one or multiple stops.

  • 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 Scandinavian Airlines ($232), WestJet ($243), and Iberia ($272).

  • 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, January is the cheapest month in which you can book a flight from California to Ireland (average of $417). Flying from California to Ireland in June is currently the most expensive (average of $682). 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$415Average$900FlexibilityNo cancel feeOn-time62%
Scandinavian AirlinesCheapest$417Average$522FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$431Average$586FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$433Average$800FlexibilityNo cancel feeOn-time75%
DeltaCheapest$455Average$868FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$457Average$812FlexibilityNo cancel feeOn-time67%
British AirwaysCheapest$471Average$878FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$485Average$879FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$487Average$905FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$492Average$995FlexibilityNo cancel feeOn-time76%

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