HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ireland

$346+ 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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — DUB
Feb 18 — Feb 251
Wed 2/18
Wed 2/25
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 January 19, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

Gurufare
3 stars

Round-trip from

$420
(oojo)

One-way from

$346
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$600
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. 19% potential increase in price ($175 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 January 19, 2026.

This oojo deal was found by Cheapflights users on 1/17. 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.
Tue 4/2111:00 am
SNA
-
SNN
2 stops16h 20m
British Airways
Tue 4/287:40 am
SNN
-
SNA
2 stops21h 33m
British Airways
Deal found 1/17$420
This oojo deal was found by Cheapflights users on 1/16. 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.
Tue 8/1812:28 pm
SNA
-
SNN
2 stops19h 42m
British Airways
Tue 8/257:40 am
SNN
-
SNA
2 stops22h 10m
British Airways
Deal found 1/16$421
This oojo deal was found by Cheapflights users on 1/18. 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.
Sun 9/612:28 pm
SNA
-
SNN
2 stops19h 42m
British Airways
Sun 9/139:15 pm
SNN
-
SNA
2 stops26h 42m
British Airways
Deal found 1/18$470
This Ovago deal was found by Cheapflights users on 1/18. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:45 am
SNA
-
DUB
2 stops18h 30m
British Airways
Wed 3/116:40 am
DUB
-
SNA
2 stops20h 43m
British Airways
Deal found 1/18$483
This United Airlines deal was found by Cheapflights users on 1/19. 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 8/177:00 pm
SNA
-
DUB
2 stops28h 20m
United Airlines
Wed 9/29:50 am
DUB
-
SNA
1 stop34h 33m
United Airlines
Deal found 1/19$486
This United Airlines deal was found by Cheapflights users on 1/18. 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 3/307:00 am
SNA
-
DUB
2 stops20h 10m
United Airlines
Tue 4/79:50 am
DUB
-
SNA
2 stops39h 33m
United Airlines
Deal found 1/18$487
This oojo deal was found by Cheapflights users on 1/17. 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.
Tue 2/172:48 pm
SNA
-
DUB
2 stops16h 52m
British Airways
Tue 2/2410:00 am
DUB
-
SNA
2 stops19h 39m
British Airways
Deal found 1/17$488
This Gurufare deal was found by Cheapflights users on 1/18. 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.
Sun 4/124:23 pm
SNA
-
DUB
2 stops17h 57m
British Airways
Tue 4/219:40 am
DUB
-
SNA
2 stops19h 33m
British Airways
Deal found 1/18$490
This oojo deal was found by Cheapflights users on 1/17. 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.
Mon 3/303:24 pm
SNA
-
DUB
2 stops16h 21m
British Airways
Tue 4/73:55 pm
DUB
-
SNA
2 stops31h 35m
British Airways
Deal found 1/17$492
This Air Canada deal was found by Cheapflights users on 1/17. 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.
Mon 1/1912:25 pm
SNA
-
DUB
2 stops34h 45m
Air Canada
Wed 2/49:00 am
DUB
-
SNA
2 stops34h 25m
Air Canada
Deal found 1/17$495
This Air Canada deal was found by Cheapflights users on 1/19. 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.
Mon 8/171:15 pm
SNA
-
DUB
1 stop34h 30m
Air Canada
Tue 9/19:50 am
DUB
-
SNA
2 stops19h 55m
Air Canada
Deal found 1/19$497
This Iberia deal was found by Cheapflights users on 1/18. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/312:47 pm
SNA
-
DUB
2 stops18h 13m
Multiple Airlines
Fri 4/179:30 am
DUB
-
SNA
1 stop18h 42m
Multiple Airlines
Deal found 1/18$501

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 January 19, 2026.
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 AnaShannon

SNA - SNN

SNASNN

Santa Ana J. Wayne/Orange Cnty

Tue 4/21

11:00 am-11:20 am

2 stops16h 20m

Shannon

Tue 4/28

7:40 am-9:13 pm

2 stops21h 33m

$420

Santa AnaDublin

SNA - DUB

SNADUB

Santa Ana J. Wayne/Orange Cnty

Tue 3/31

6:45 am-7:20 am

2 stops16h 35m

Dublin

Fri 4/17

9:50 am-12:18 pm

2 stops34h 28m

$483

Santa AnaDublin

SNA - DUB

SNADUB

Santa Ana J. Wayne/Orange Cnty

Mon 3/30

7:00 am-11:10 am

2 stops20h 10m

Dublin

Tue 4/7

9:50 am-5:23 pm

2 stops39h 33m

$487

Santa AnaDublin

SNA - DUB

SNADUB

Santa Ana J. Wayne/Orange Cnty

Mon 3/30

3:24 pm-3:45 pm

2 stops16h 21m

Dublin

Tue 4/7

3:55 pm-3:30 pm

2 stops31h 35m

$492

Santa AnaDublin

SNA - DUB

SNADUB

Santa Ana J. Wayne/Orange Cnty

Wed 3/4

6:45 am-8:10 am

1 stop17h 25m

Dublin

Wed 3/11

8:00 am-9:03 am

2 stops32h 03m

$502

Santa AnaDublin

SNA - DUB

SNADUB

Santa Ana J. Wayne/Orange Cnty

Tue 3/3

12:44 pm-9:55 am

1 stop13h 11m

Dublin

Tue 3/10

9:30 am-5:28 pm

1 stop14h 58m

$505

Santa AnaDublin

SNA - DUB

SNADUB

Santa Ana J. Wayne/Orange Cnty

Mon 3/30

10:55 am-9:45 am

1 stop14h 50m

Dublin

Tue 4/7

9:30 am-8:12 pm

1 stop18h 42m

$510

Santa AnaDublin

SNA - DUB

SNADUB

Santa Ana J. Wayne/Orange Cnty

Sun 4/12

6:28 pm-7:20 am

2 stops28h 52m

Dublin

Tue 4/21

11:35 am-6:46 pm

1 stop15h 11m

$525

Santa AnaDublin

SNA - DUB

SNADUB

Santa Ana J. Wayne/Orange Cnty

Wed 4/8

1:30 pm-1:30 pm

2 stops16h 00m

Dublin

Wed 4/15

11:10 am-10:45 pm

2 stops19h 35m

$530

Santa AnaDublin

SNA - DUB

SNADUB

Santa Ana J. Wayne/Orange Cnty

Tue 4/7

4:23 pm-6:20 pm

2 stops17h 57m

Dublin

Sat 4/18

7:30 am-8:56 pm

2 stops21h 26m

$539

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/18

Showing 1-10 of 45 results
1
2
3
...
5

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
No data available for this route at this time. Please check back soon.

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 January 19, 2026.
See what other customers who have flown with United Airlines and American Airlines from Orange County to Ireland have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,176 reviews

Crew

8.1

Entertainment

7.1

Food

6.6

Comfort

7.3

Boarding

7.7

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
9,176 reviews
United Airlines
7.4
Good
9,176 reviews

Crew

8.1

Entertainment

7.1

Food

6.6

Comfort

7.3

Boarding

7.7

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
11,160 reviews
United Airlines
7.4
Good
9,176 reviews

Crew

8.1

Entertainment

7.1

Food

6.6

Comfort

7.3

Boarding

7.7

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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.

  • How long is the flight from Orange County to Ireland?

    Airlines like British Airways, United Airlines, and KLM fly from Orange County to Ireland in about 16h 20m. The time it takes to get you to your destination can typically vary by up to 25m. The distance between Orange County and Ireland is about 5103 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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.

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
Los Angeles to Charles de Gaulle flights
San Francisco to Heathrow flights
San Francisco to Charles de Gaulle flights
Los Angeles to Leonardo da Vinci/Fiumicino flights
San Francisco to Leonardo da Vinci/Fiumicino flights
Los Angeles to Istanbul flights
Los Angeles to Madrid flights
Los Angeles to Gatwick flights
San Francisco to Lisbon flights
Los Angeles to London City flights
Los Angeles to Barcelona-El Prat flights
Los Angeles to Dublin flights
Los Angeles to Orly flights
San Francisco to Gatwick flights
San Francisco to Barcelona-El Prat flights
Los Angeles to Stansted flights
San Francisco to Dublin flights
San Francisco to Istanbul flights
Los Angeles to Frankfurt flights
San Francisco to Amsterdam flights
Los Angeles to Amsterdam flights
San Francisco to London City flights
Los Angeles to Lisbon flights
San Diego to Heathrow flights
San Francisco to Madrid flights
San Francisco to Orly flights
San Francisco to Stansted flights
San Francisco to Frankfurt flights
San Francisco to Zurich flights
San Francisco to Athens flights
Ontario to Heathrow flights
Las Vegas to Heathrow flights
Los Angeles to Athens flights
San Francisco to Malpensa flights
San Francisco to Copenhagen flights
San Francisco to Linate flights
Ontario to Palma de Mallorca flights
Los Angeles to Zurich flights
Ontario to Charles de Gaulle flights
Los Angeles to Malpensa flights
Los Angeles to Palma de Mallorca flights
Los Angeles to Copenhagen flights
Los Angeles to Beauvais-Tille flights
Santa Ana to Charles de Gaulle flights
San Francisco to Munich flights
San Jose to Charles de Gaulle flights
Ontario to Leonardo da Vinci/Fiumicino flights
Los Angeles to Sabiha Gokcen flights
Los Angeles to Luton 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 January 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$627Average$1,109FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$697Average$1,112FlexibilityNo 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.