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$284+ Cheap flights from Irvine, CA to Dublin (DUB)

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 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — DUB
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Irvine to Dublin are usually found in January or February, booked 56 days in advance, depart on a Wednesday or Monday and return on a Wednesday

Cheap flight deals from Irvine to Dublin

Keep the following information in mind while searching for Irvine to Dublin flight deals. Data was last updated September 16, 2025.

Round-trip from

$509
(Scandinavian Airlines)

One-way from

$284
(oojo)

Popular in

June

Cheapest in

January

Average price

$718
From Irvine to Dublin
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One-way flight from Irvine to Dublin
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Highest demand for flights based on searches. 20% potential increase in price ($180 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Irvine to Dublin

Cheapest flights from Irvine to Dublin
Explore the most affordable flight options available from Irvine to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Scandinavian Airlines deal was found by Cheapflights users on 9/15. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/157:30 pmLAX - DUB
1 stop32h 20mScandinavian Airlines
Tue 10/2811:30 amDUB - LAX
2 stops37h 55mScandinavian Airlines
Deal found 9/15$509
This Scandinavian Airlines deal was found by Cheapflights users on 9/15. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/177:30 pmLAX - DUB
2 stops32h 00mScandinavian Airlines
Wed 10/2212:40 pmDUB - LAX
1 stop35h 40mScandinavian Airlines
Deal found 9/15$510
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/157:30 pmLAX - DUB
1 stop32h 20mScandinavian Airlines
Wed 10/2212:40 pmDUB - LAX
1 stop35h 40mScandinavian Airlines
Deal found 9/15$511
This Scandinavian Airlines deal was found by Cheapflights users on 9/14. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/144:25 pmLAX - DUB
2 stops17h 50mScandinavian Airlines
Wed 10/2211:45 amDUB - LAX
2 stops36h 35mScandinavian Airlines
Deal found 9/14$512
This Scandinavian Airlines deal was found by Cheapflights users on 9/15. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/177:30 pmLAX - DUB
2 stops32h 00mScandinavian Airlines
Mon 10/278:20 pmDUB - LAX
2 stops53h 05mScandinavian Airlines
Deal found 9/15$513
This lastminute.com deal was found by Cheapflights users on 9/16. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/208:05 amLAX - DUB
2 stops19h 20mMultiple Airlines
Wed 11/59:00 amDUB - LAX
1 stop18h 27mMultiple Airlines
Deal found 9/16$515
This KAYAK deal was found by Cheapflights users on 9/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/118:15 amLAX - DUB
2 stops18h 45mLufthansa
Tue 11/189:10 amDUB - LAX
2 stops19h 41mLufthansa
Deal found 9/14$516
This Scandinavian Airlines deal was found by Cheapflights users on 9/15. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/167:30 pmLAX - DUB
2 stops39h 45mScandinavian Airlines
Tue 10/2811:30 amDUB - LAX
2 stops37h 55mScandinavian Airlines
Deal found 9/15$517
This United deal was found by Cheapflights users on 9/15. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3110:50 amLAX - DUB
1 stop16h 30mMultiple Airlines
Fri 11/79:00 amDUB - LAX
1 stop20h 28mMultiple Airlines
Deal found 9/15$518
This Finnair deal was found by Cheapflights users on 9/16. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2610:40 amLAX - DUB
1 stop13h 30mMultiple Airlines
Sun 11/29:45 amDUB - LAX
1 stop15h 20mMultiple Airlines
Deal found 9/16$519
This United Airlines deal was found by Cheapflights users on 9/15. 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 11/14:30 pmLAX - DUB
1 stop31h 40mUnited Airlines
Sat 11/159:00 amDUB - LAX
1 stop14h 17mUnited Airlines
Deal found 9/15$520

Cheapflights Fare Finder

 
Customize your flight search to find flights from Irvine to Dublin 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 September 16, 2025.
Use the filters below to find and compare flights from Irvine to Dublin that are best for you.

Fly from

Irvine

Fly to

Dublin

Route

Depart

Return

Price

Los AngelesDublin

LAX - DUB

LAXDUB

Los Angeles

Sat 11/22

8:15 am-10:20 am

2 stops42h 05m

Dublin

Mon 12/8

9:00 am-9:50 pm

2 stops44h 50m

$515

Los AngelesDublin

LAX - DUB

LAXDUB

Los Angeles

Fri 10/31

12:45 pm-10:20 am

1 stop14h 35m

Dublin

Fri 11/7

9:00 am-3:17 pm

1 stop14h 17m

$518

Los AngelesDublin

LAX - DUB

LAXDUB

Los Angeles

Fri 10/31

10:40 am-7:10 am

1 stop13h 30m

Dublin

Thu 11/6

9:45 am-5:05 pm

1 stop15h 20m

$519

Los AngelesDublin

LAX - DUB

LAXDUB

Los Angeles

Mon 11/3

12:19 pm-3:45 pm

2 stops19h 26m

Dublin

Wed 11/19

6:00 am-5:55 pm

2 stops19h 55m

$522

Los AngelesDublin

LAX - DUB

LAXDUB

Los Angeles

Sun 12/7

9:00 pm-7:55 am

1 stop26h 55m

Dublin

Mon 12/22

8:40 pm-1:30 pm

1 stop24h 50m

$524

Los AngelesDublin

LAX - DUB

LAXDUB

Los Angeles

Sun 12/7

6:00 pm-7:40 pm

1 stop17h 40m

Dublin

Fri 12/19

8:50 am-3:50 pm

1 stop15h 00m

$524

Los AngelesDublin

LAX - DUB

LAXDUB

Los Angeles

Thu 11/13

1:15 pm-9:55 am

1 stop12h 40m

Dublin

Thu 11/27

10:40 am-5:09 pm

1 stop14h 29m

$527

Los AngelesDublin

LAX - DUB

LAXDUB

Los Angeles

Thu 11/13

1:15 pm-9:55 am

1 stop12h 40m

Dublin

Tue 11/18

10:40 am-5:09 pm

1 stop14h 29m

$533

Los AngelesDublin

LAX - DUB

LAXDUB

Los Angeles

Wed 10/29

12:25 am-8:10 am

1 stop24h 45m

Dublin

Tue 11/4

5:00 am-1:05 pm

1 stop16h 05m

$536

Los AngelesDublin

LAX - DUB

LAXDUB

Los Angeles

Sat 10/11

5:00 pm-9:45 am

1 stop32h 45m

Dublin

Tue 10/21

9:50 am-12:33 pm

1 stop34h 43m

$545

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 19 results
1
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Best time to book a flight from Irvine to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Irvine 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 Irvine to Dublin

How far ahead should I book a flight from Irvine to Dublin?

Use this chart to determine the optimal time to book a round-trip flight from Irvine to Dublin. Price data was last updated on September 12, 2025.

The price you pay for your flight from Irvine to Dublin may vary depending on when you book. For the best chance of a lower fare, look to book 56 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Irvine to Dublin?

Currently, November is the cheapest month in which you can book a flight from Irvine to Dublin (average of $509). Flying from Irvine to Dublin in June is currently the most expensive (average of $923). 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 IR9 to DUB?

Find hourly flight availability from Irvine to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

When flying from Irvine to Dublin, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Irvine to Dublin?

Use this chart to determine the cheapest time to fly round-trip from Irvine to Dublin. Price data was last updated on September 22, 2024.

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

Reviews of airlines servicing Dublin

Get insights into the airlines that provide service to Dublin. 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 Dublin. Reviews last updated September 16, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Irvine to Dublin to help guide your decision. 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
7,957 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

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
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

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
8,924 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

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.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

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.
Aer Lingus
7.2
Good
1,274 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

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.
British Airways
6.7
Okay
7,363 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

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

  • What airport do you fly into for flights to Dublin from Irvine?

    Located just 5.7 mi from the city center, Dublin is the airport most travelers will use when flying to Dublin from Irvine. Booking flights from Irvine to Dublin (DUB) should be relatively easy as there are 3 daily inbound flights from Irvine from 15 different airlines.

  • How popular is this Irvine to Dublin flight route?

    Flights from Irvine to Dublin have been viewed 49 times in the past calendar month.

  • How long is the flight from Irvine to Dublin?

    There are many flights that can get you from Irvine to Dublin in 19h 26m. Fly via United Airlines or Delta to get the fastest option. There are 5165 mi between Irvine and Dublin. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most reliable airlines from Irvine to Dublin?

    The top 3 most reliable airlines when flying from Irvine to Dublin are American Airlines (93%), Aer Lingus (93%) and British Airways (93%).

  • What are the cheapest flights from Irvine to Dublin?

    The cheapest flight price from Irvine to Dublin is $373. On average you can expect to pay $1,532. The most popular route, (Los Angeles - Dublin), can usually be booked for $451.

  • Can I find deals for flights from Irvine to Dublin that include hotel bookings?

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

  • How can I find direct flights from Irvine to Dublin?

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

  • Can I find deals for business class flights from Irvine to Dublin?

    Yes. Cheapflights offers flight deals from Irvine to Dublin 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 Irvine to Dublin?

    Currently, November is the cheapest month in which you can book a flight from Irvine to Dublin (average of $509). Flying from Irvine to Dublin in June is currently the most expensive (average of $923). 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

Traveling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Maynooth
Castleknock
Swords
Wicklow
Leixlip

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Irvine to Dublin

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Top 10 airlines flying from Irvine to Dublin

Discover the top 10 airlines that operate flights from Irvine to Dublin. 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$326Average$580FlexibilityNo cancel feeOn-time79%
Scandinavian AirlinesCheapest$422Average$509FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$431Average$510FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$434Average$708FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$462Average$686FlexibilityNo cancel feeOn-time75%
DeltaCheapest$469Average$739FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$488Average$820FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$490Average$747FlexibilityNo cancel feeOn-time67%
LufthansaCheapest$492Average$821FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$498Average$734FlexibilityNo cancel feeOn-time70%

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