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San Diego

$272+ 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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SAN
févr. 28 — mars 71
sam. 2/28
sam. 3/7
1 adult, Economy
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Cheap 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 janvier 29, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/1311:30 am
DUB
-
SAN
2 stops34h 22m
Multiple Airlines
lun. 4/279:19 am
SAN
-
DUB
1 stop18h 26m
Multiple Airlines
Deal found 1/28$549
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/1311:30 am
DUB
-
SAN
2 stops34h 22m
Multiple Airlines
dim. 4/265:15 pm
SAN
-
DUB
1 stop15h 40m
Multiple Airlines
Deal found 1/28$561
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/1411:30 am
DUB
-
SAN
2 stops40h 20m
Multiple Airlines
lun. 4/279:19 am
SAN
-
DUB
1 stop18h 26m
Multiple Airlines
Deal found 1/28$628
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/1411:30 am
DUB
-
SAN
2 stops40h 20m
Multiple Airlines
dim. 4/265:15 pm
SAN
-
DUB
1 stop15h 40m
Multiple Airlines
Deal found 1/28$648
This lol.travel deal was found by Cheapflights users on 1/27. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/149:30 am
DUB
-
SAN
1 stop16h 35m
Finnair
lun. 4/209:11 am
SAN
-
DUB
1 stop16h 34m
Finnair
Deal found 1/27$701
This Finnair deal was found by Cheapflights users on 1/28. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/139:30 am
DUB
-
SAN
1 stop16h 35m
Finnair
dim. 4/269:11 am
SAN
-
DUB
1 stop16h 34m
Finnair
Deal found 1/28$705
This lastminute.com deal was found by Cheapflights users on 1/28. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/97:05 pm
DUB
-
SAN
2 stops35h 42m
Scandinavian Airlines
lun. 2/2310:40 am
SAN
-
DUB
2 stops23h 40m
Scandinavian Airlines
Deal found 1/28$707
This Priceline deal was found by Cheapflights users on 1/27. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 4/189:30 am
DUB
-
SAN
1 stop16h 35m
Finnair
sam. 4/259:11 am
SAN
-
DUB
1 stop16h 34m
Finnair
Deal found 1/27$709
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/1311:30 am
DUB
-
SAN
2 stops34h 22m
Multiple Airlines
sam. 4/2512:30 pm
SAN
-
DUB
1 stop15h 15m
Multiple Airlines
Deal found 1/28$735
This Booking.com deal was found by Cheapflights users on 1/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/76:30 am
DUB
-
SAN
1 stop19h 20m
Multiple Airlines
ven. 9/188:10 am
SAN
-
DUB
1 stop15h 35m
Multiple Airlines
Deal found 1/29$766
This TravelUp deal was found by Cheapflights users on 1/27. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 2/511:30 am
DUB
-
SAN
1 stop19h 28m
Iberia
lun. 2/99:24 am
SAN
-
DUB
1 stop15h 16m
Iberia
Deal found 1/27$769
This KLM deal was found by Cheapflights users on 1/27. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 2/56:00 am
ORK
-
SAN
2 stops20h 00m
KLM
mar. 2/107:05 am
SAN
-
ORK
2 stops21h 50m
KLM
Deal found 1/27$833

Find 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 janvier 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$549
(Kiwi.com)

One-way from

$272
(Kiwi.com)

Popular in

January

Cheapest in

May

Average price

$1,073
Provider with most accurate pricing for Dublin-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Dublin-San Diego flights.
Search Deals
From Ireland to San Diego
Search Deals
One-way flight from Ireland to San Diego
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 janvier 29, 2026.
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. 4/13

11:30 am-1:52 pm

2 stops34h 22m

San Diego

lun. 4/27

9:19 am-11:45 am

1 stop18h 26m

$549

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

mar. 4/14

11:30 am-7:50 pm

2 stops40h 20m

San Diego

dim. 4/26

5:15 pm-4:55 pm

1 stop15h 40m

$648

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

mar. 4/14

9:30 am-6:05 pm

1 stop16h 35m

San Diego

lun. 4/20

9:11 am-9:45 am

1 stop16h 34m

$701

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

lun. 2/9

7:05 pm-10:47 pm

2 stops35h 42m

San Diego

lun. 2/23

10:40 am-6:20 pm

2 stops23h 40m

$707

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

ven. 2/20

11:30 am-9:59 pm

1 stop18h 29m

San Diego

jeu. 3/5

6:00 pm-7:50 pm

1 stop17h 50m

$772

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

jeu. 2/19

11:30 am-9:59 pm

1 stop18h 29m

San Diego

jeu. 3/5

6:00 pm-7:55 am

1 stop29h 55m

$778

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

sam. 3/7

5:55 am-12:05 pm

1 stop14h 10m

San Diego

mer. 3/11

7:00 am-8:05 am

2 stops18h 05m

$781

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

lun. 3/2

5:15 pm-12:05 pm

1 stop26h 50m

San Diego

sam. 3/7

2:15 pm-7:45 am

1 stop33h 30m

$785

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

jeu. 2/19

5:55 am-6:45 pm

2 stops20h 50m

San Diego

jeu. 3/5

6:20 am-7:45 am

2 stops17h 25m

$785

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

lun. 3/2

5:55 am-6:16 pm

2 stops20h 21m

San Diego

sam. 3/7

9:55 pm-9:20 am

1 stop27h 25m

$785

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 35 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 $810). 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?

    Finnair, Scandinavian Airlines, and KLM can get you from Ireland to San Diego in just under 14h 05m. Your travel time can differ by up to 21h 37m. Airlines will cover a distance of 5180 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Ireland to San Diego one-way?

    The cheapest airlines for a one-way flight from Ireland to San Diego are Aer Lingus ($555), British Airways ($573), and American Airlines ($672).

  • 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 Cork - San Diego or Shannon - 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 $810). 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
National City
Coronado
La Mesa
Poway
Julian
Lemon Grove

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