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$431+ Cheap flights from Ireland to San Diego (SAN)

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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SAN
nov. 28 — dic. 51
vie. 11/28
vie. 12/5
1 adult, Economy
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Cheap flight deals from Ireland to San Diego

Keep the following information in mind while searching for Ireland to San Diego flight deals. Data was last updated octubre 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$656
(Scandinavian Airlines)

One-way from

$431
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$795
Provider with most accurate pricing for Dublin-San Diego flight deals.
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Provider most trusted by Cheapflights users for Dublin-San Diego flights.
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From Ireland to San Diego
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One-way flight from Ireland to San Diego
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Highest demand for flights based on searches. 11% potential increase in price ($104 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Ireland to San Diego

Cheapest flights from Ireland to San Diego
Explore the most affordable flight options available from Ireland to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 29, 2025.

This Scandinavian Airlines deal was found by Cheapflights users on 10/27. 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.
sáb. 11/810:10 amDUB - SAN
2 stops20h 56mScandinavian Airlines
lun. 11/249:59 amSAN - DUB
2 stops24h 21mScandinavian Airlines
Deal found 10/27$680
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
jue. 12/113:20 pmDUB - SAN
1 stop16h 07mMultiple Airlines
jue. 12/188:05 amSAN - DUB
1 stop16h 55mMultiple Airlines
Deal found 10/27$713
This ResecentrumGruppen deal was found by Cheapflights users on 10/27. 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.
sáb. 11/85:10 amDUB - SAN
2 stops23h 57mLufthansa
lun. 11/247:00 amSAN - DUB
1 stop17h 10mLufthansa
Deal found 10/27$762
This American Airlines deal was found by Cheapflights users on 10/27. 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.
lun. 11/241:00 pmDUB - SAN
1 stop35h 10mAmerican Airlines
mar. 12/96:00 pmSAN - DUB
1 stop17h 40mAmerican Airlines
Deal found 10/27$763
This ResecentrumGruppen deal was found by Cheapflights users on 10/27. 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.
lun. 11/245:10 amDUB - SAN
2 stops23h 38mLufthansa
mar. 12/97:00 amSAN - DUB
1 stop17h 10mLufthansa
Deal found 10/27$765
This American Airlines deal was found by Cheapflights users on 10/27. 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.
jue. 12/410:30 amDUB - SAN
2 stops19h 26mAmerican Airlines
jue. 12/116:00 pmSAN - DUB
1 stop15h 25mAmerican Airlines
Deal found 10/27$769
This Iberia deal was found by Cheapflights users on 10/27. 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.
sáb. 11/812:55 pmDUB - SAN
1 stop15h 25mMultiple Airlines
lun. 11/246:00 pmSAN - DUB
1 stop15h 05mMultiple Airlines
Deal found 10/27$771
This Iberia deal was found by Cheapflights users on 10/28. 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.
dom. 11/911:30 amDUB - SAN
1 stop18h 14mMultiple Airlines
lun. 11/246:00 pmSAN - DUB
1 stop15h 05mMultiple Airlines
Deal found 10/28$773
This Finnair deal was found by Cheapflights users on 10/27. 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.
lun. 12/2212:55 pmDUB - SAN
1 stop17h 01mMultiple Airlines
lun. 1/126:00 pmSAN - DUB
1 stop17h 40mMultiple Airlines
Deal found 10/27$775
This Finnair deal was found by Cheapflights users on 10/27. 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.
jue. 12/1111:30 amDUB - SAN
1 stop15h 32mMultiple Airlines
sáb. 12/277:14 amSAN - DUB
1 stop15h 56mMultiple Airlines
Deal found 10/27$787
This American Airlines deal was found by Cheapflights users on 10/29. 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.
jue. 11/137:50 amSNN - SAN
2 stops20h 28mAmerican Airlines
lun. 11/1712:43 pmSAN - SNN
2 stops20h 02mAmerican Airlines
Deal found 10/29$966
This American Airlines deal was found by Cheapflights users on 10/29. 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.
jue. 11/137:50 amSNN - SAN
2 stops24h 06mMultiple Airlines
lun. 11/176:00 pmSAN - SNN
1 stop14h 45mMultiple Airlines
Deal found 10/29$1,007

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ireland to San Diego 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 octubre 29, 2025.
Use the filters below to find and compare flights from Ireland to San Diego that are best for you.

Fly from

Ireland

Fly to

San Diego

Route

Depart

Return

Price

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

lun. 12/22

12:55 pm-9:56 pm

1 stop17h 01m

San Diego

lun. 1/12

6:00 pm-7:40 pm

1 stop17h 40m

$775

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

jue. 12/11

11:30 am-7:02 pm

1 stop15h 32m

San Diego

sáb. 12/27

7:14 am-7:10 am

1 stop15h 56m

$787

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

lun. 11/24

11:30 am-10:35 pm

2 stops19h 05m

San Diego

lun. 12/1

9:30 am-8:40 am

1 stop15h 10m

$790

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

lun. 12/29

12:55 pm-11:59 pm

1 stop19h 04m

San Diego

vie. 1/16

6:00 pm-5:00 pm

1 stop15h 00m

$798

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

sáb. 12/27

12:55 pm-11:59 pm

1 stop19h 04m

San Diego

jue. 1/15

6:00 pm-5:25 pm

1 stop15h 25m

$798

ShannonSan Diego

SNN - SAN

SNNSAN

Shannon

lun. 2/9

8:05 pm-4:10 pm

1 stop28h 05m

San Diego

lun. 2/16

6:00 pm-7:25 pm

1 stop17h 25m

$806

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

lun. 11/24

5:55 am-6:07 pm

2 stops20h 12m

San Diego

lun. 12/1

2:13 pm-3:45 pm

2 stops17h 32m

$812

CorkSan Diego

ORK - SAN

ORKSAN

Cork

vie. 2/20

1:20 pm-12:05 pm

1 stop30h 45m

San Diego

mar. 2/24

6:20 am-10:45 am

2 stops20h 25m

$850

ShannonSan Diego

SNN - SAN

SNNSAN

Shannon

lun. 2/9

7:50 am-4:10 pm

1 stop16h 20m

San Diego

lun. 2/16

1:37 pm-4:45 pm

2 stops19h 08m

$923

CorkSan Diego

ORK - SAN

ORKSAN

Cork

vie. 2/20

6:00 am-8:57 pm

2 stops22h 57m

San Diego

mar. 2/24

11:00 am-4:45 pm

2 stops21h 45m

$949

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 19 results
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Best time to book a flight from Ireland to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Ireland 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 Ireland to San Diego

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

Currently, June is the cheapest month in which you can book a flight from Ireland to San Diego (average of $486). Flying from Ireland to San Diego in July is currently the most expensive (average of $807). 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.

Related info for your journey

Find useful and relevant information for your journey from Ireland to San Diego. 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 San Diego from Ireland?

    For a flight from Ireland to San Diego, you will be flying into San Diego. San Diego (SAN) is just 2.6 mi from the center of the city.

  • How long is the flight from Ireland to San Diego?

    British Airways, Delta, and American Airlines can get you from Ireland to San Diego in just under 16h 20m. Your travel time can differ by up to 14h 25m. Airlines will cover a distance of 5132 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Ireland to San Diego?

    The most popular route from Ireland to San Diego is Dublin - San Diego. You may also consider Shannon - San Diego or Milltown (Kerry) - San Diego.

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

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

  • How can I find direct flights from Ireland to San Diego?

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

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

    Yes. Cheapflights offers flight deals from Ireland to San Diego 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 Ireland to San Diego?

    Currently, June is the cheapest month in which you can book a flight from Ireland to San Diego (average of $486). Flying from Ireland to San Diego in July is currently the most expensive (average of $807). 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 San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
Coronado
La Mesa
Poway
Lemon Grove
National City

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Alternative routes for Ireland to San Diego

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