HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ireland

$457+ Cheap flights from Orange County 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 5/1. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — DUB
abr. 8 — abr. 151
mar. 4/8
mar. 4/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Orange County to Ireland with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Orange County to Ireland

Keep the following information in mind while searching for Orange County to Ireland flight deals. Data was last updated abril 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$644
(United Airlines)

One-way from

$457
(oojo)

Popular in

June

Cheapest in

January

Average price

$750
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 Orange County to Ireland
Search Deals
One-way flight from Orange County to Ireland
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($209 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Orange County to Ireland

Cheapest flights from Orange County to Ireland
Explore the most affordable flight options available from Orange County to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 3, 2025.

This United Airlines deal was found by Cheapflights users on 4/2. 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.
mar. 10/288:00 amSNA - DUB
2 stops19h 05mUnited Airlines
mar. 11/411:50 amDUB - SNA
2 stops16h 50mUnited Airlines
Deal found 4/2$551
This United deal was found by Cheapflights users on 4/2. 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.
dom. 10/126:45 amSNA - SNN
2 stops19h 30mUnited Airlines
vie. 10/2412:30 pmSNN - SNA
3 stops33h 02mUnited Airlines
Deal found 4/2$656
This Orbitz deal was found by Cheapflights users on 4/2. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/2011:10 amSNA - DUB
2 stops21h 45mMultiple Airlines
mié. 8/279:20 amDUB - SNA
2 stops16h 40mMultiple Airlines
Deal found 4/2$657
This Delta deal was found by Cheapflights users on 4/2. 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.
dom. 5/255:01 pmSNA - DUB
2 stops30h 44mDelta
vie. 6/61:15 pmDUB - SNA
2 stops27h 34mDelta
Deal found 4/2$661
This Bravofly deal was found by Cheapflights users on 4/2. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/147:10 amLGB - DUB
2 stops42h 05mMultiple Airlines
mié. 4/3010:00 amDUB - LGB
2 stops38h 16mMultiple Airlines
Deal found 4/2$672
This Air Canada deal was found by Cheapflights users on 4/3. 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. 7/71:30 pmSNA - DUB
1 stop34h 15mAir Canada
mié. 7/309:50 amDUB - SNA
2 stops34h 39mAir Canada
Deal found 4/3$710
This oojo deal was found by Cheapflights users on 4/2. 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.
mié. 9/33:04 pmSNA - DUB
2 stops36h 01mIcelandair
mar. 9/162:15 pmDUB - SNA
2 stops40h 15mIcelandair
Deal found 4/2$737
This Delta deal was found by Cheapflights users on 4/2. 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.
jue. 7/247:10 amLGB - DUB
2 stops16h 35mDelta
mar. 7/2911:00 amDUB - LGB
2 stops18h 41mDelta
Deal found 4/2$794
This Lufthansa deal was found by Cheapflights users on 4/1. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/1511:00 amSNA - DUB
2 stops15h 20mLufthansa
mar. 4/2211:35 amDUB - SNA
2 stops16h 55mLufthansa
Deal found 4/1$849
This Gurufare deal was found by Cheapflights users on 4/2. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 4/1810:49 amSNA - DUB
1 stop14h 56mBrussels Airlines
mar. 4/2211:35 amDUB - SNA
1 stop15h 04mBrussels Airlines
Deal found 4/2$918
This lastminute.com deal was found by Cheapflights users on 4/2. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/227:10 amLGB - DUB
2 stops16h 35mKLM
vie. 9/2611:00 amDUB - LGB
2 stops42h 41mKLM
Deal found 4/2$970
This Air France deal was found by Cheapflights users on 4/3. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 4/58:00 amSNA - DUB
2 stops16h 45mAir France
sáb. 4/1212:00 pmDUB - SNA
2 stops16h 23mAir France
Deal found 4/3$971

Cheapflights Fare Finder

Customize your flight search to find flights from Orange County 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 abril 3, 2025.
Use the filters below to find and compare flights from Orange County to Ireland that are best for you.

Fly from

Orange County

Fly to

Ireland

Route

Depart

Return

Price

Santa AnaDublin

SNA - DUB

SNADUB

Santa Ana J. Wayne/Orange Cnty

mié. 5/7

6:45 am-11:10 am

2 stops20h 25m

Dublin

jue. 5/15

9:50 am-9:20 am

2 stops31h 30m

$644

Santa AnaDublin

SNA - DUB

SNADUB

Santa Ana J. Wayne/Orange Cnty

mié. 8/20

11:10 am-4:55 pm

2 stops21h 45m

Dublin

mié. 8/27

9:20 am-6:00 pm

2 stops16h 40m

$657

Santa AnaDublin

SNA - DUB

SNADUB

Santa Ana J. Wayne/Orange Cnty

dom. 5/25

5:01 pm-7:45 am

2 stops30h 44m

Dublin

vie. 6/6

1:15 pm-8:49 am

2 stops27h 34m

$661

Long BeachDublin

LGB - DUB

LGBDUB

Long Beach Municipal

lun. 4/14

7:10 am-9:15 am

2 stops42h 05m

Dublin

mié. 4/30

10:00 am-4:16 pm

2 stops38h 16m

$672

Santa AnaDublin

SNA - DUB

SNADUB

Santa Ana J. Wayne/Orange Cnty

lun. 7/7

1:30 pm-7:45 am

1 stop34h 15m

Dublin

mié. 7/30

9:50 am-12:29 pm

2 stops34h 39m

$710

Santa AnaDublin

SNA - DUB

SNADUB

Santa Ana J. Wayne/Orange Cnty

mié. 9/3

3:04 pm-11:05 am

2 stops36h 01m

Dublin

mar. 9/16

2:15 pm-10:30 pm

2 stops40h 15m

$737

Santa AnaShannon

SNA - SNN

SNASNN

Santa Ana J. Wayne/Orange Cnty

mié. 6/4

6:50 am-10:15 am

2 stops19h 25m

Shannon

vie. 6/20

12:30 pm-9:44 pm

1 stop17h 14m

$739

Long BeachDublin

LGB - DUB

LGBDUB

Long Beach Municipal

jue. 7/24

7:10 am-7:45 am

2 stops16h 35m

Dublin

mar. 7/29

11:00 am-9:41 pm

2 stops18h 41m

$794

Santa AnaDublin

SNA - DUB

SNADUB

Santa Ana J. Wayne/Orange Cnty

mar. 4/15

11:00 am-10:20 am

2 stops15h 20m

Dublin

mar. 4/22

11:35 am-8:30 pm

2 stops16h 55m

$849

Santa AnaDublin

SNA - DUB

SNADUB

Santa Ana J. Wayne/Orange Cnty

vie. 4/18

10:49 am-9:45 am

1 stop14h 56m

Dublin

mar. 4/22

11:35 am-6:39 pm

1 stop15h 04m

$918

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

Showing 1-10 of 27 results
1
2
3

Best time to book a flight from Orange County to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from Orange County 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 Orange County to Ireland

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

Currently, November is the cheapest month in which you can book a flight from Orange County to Ireland (average of $509). Flying from Orange County to Ireland in June is currently the most expensive (average of $1,006). 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 KFI to IE?

Find hourly flight availability from Orange County 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 abril 3, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Orange County 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 abril 3, 2025.
Get a feel of what it's like to fly with Delta, KLM and Finnair from Orange County to Ireland by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,897 reviews

Food

7.3

Comfort

8.0

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,897 reviews
Delta
8.0
Very good
7,897 reviews

Food

7.3

Comfort

8.0

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,323 reviews
Delta
8.0
Very good
7,897 reviews

Food

7.3

Comfort

8.0

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,897 reviews

Food

7.3

Comfort

8.0

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,619 reviews
Delta
8.0
Very good
7,897 reviews

Food

7.3

Comfort

8.0

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Brussels Airlines
7.4
Good
345 reviews
Delta
8.0
Very good
7,897 reviews

Food

7.3

Comfort

8.0

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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 Orange County to Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    $457 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Icelandair and Aer Lingus, with prices starting from $494 and $672, respectively.

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

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

  • How can I find direct flights from Orange County to Ireland?

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

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

    Yes. Cheapflights offers flight deals from Orange County 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 Orange County to Ireland?

    Currently, November is the cheapest month in which you can book a flight from Orange County to Ireland (average of $509). Flying from Orange County to Ireland in June is currently the most expensive (average of $1,006). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Orange County to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Heathrow flights
San Francisco to Heathrow flights
Los Angeles to Leonardo da Vinci/Fiumicino flights
San Francisco to Charles de Gaulle flights
Los Angeles to Charles de Gaulle flights
San Francisco to Leonardo da Vinci/Fiumicino flights
San Francisco to Barcelona-El Prat flights
Los Angeles to Barcelona-El Prat flights
Los Angeles to Madrid flights
Los Angeles to Istanbul flights
Los Angeles to London City flights
Los Angeles to Gatwick flights
San Francisco to Istanbul flights
San Francisco to Gatwick flights
San Francisco to Orly flights
Los Angeles to Frankfurt flights
San Francisco to London City flights
Los Angeles to Orly flights
Los Angeles to Dublin flights
San Francisco to Lisbon flights
Los Angeles to Amsterdam flights
San Francisco to Dublin flights
San Francisco to Frankfurt flights
Los Angeles to Athens flights
San Diego to Heathrow flights
San Francisco to Amsterdam flights
Los Angeles to Lisbon flights
San Francisco to Athens flights
Ontario to Leonardo da Vinci/Fiumicino flights
San Francisco to Zurich flights
San Francisco to Malpensa flights
San Francisco to Madrid flights
San Francisco to Copenhagen flights
Ontario to Charles de Gaulle flights
Los Angeles to Malpensa flights
Los Angeles to Zurich flights
San Francisco to Linate flights
Los Angeles to Luton flights
Ontario to Heathrow flights
Los Angeles to Munich flights
Santa Ana to Leonardo da Vinci/Fiumicino flights
Los Angeles to Linate flights
Las Vegas to Heathrow flights
Burbank to Leonardo da Vinci/Fiumicino flights
San Francisco to Munich flights
Los Angeles to Frederic Chopin flights
Burbank to Charles de Gaulle flights
Los Angeles to Palma de Mallorca flights
Los Angeles to Copenhagen flights
Los Angeles to Sabiha Gokcen flights

Top 2 airlines flying from Orange County to Ireland

Discover the top 2 airlines that operate flights from Orange County 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 abril 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$686Average$952FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$838Average$1,197FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

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.