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$363+ 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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SAN
May 31 — Jun 71
Sun 5/31
Sun 6/7
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 May 1, 2026.

This lol.travel deal was found by Cheapflights users on 5/1. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/310:40 am
DUB
-
SAN
1 stop16h 53m
JetBlue
Mon 6/88:44 pm
SAN
-
DUB
1 stop27h 36m
JetBlue
Deal found 5/1$676
This lol.travel deal was found by Cheapflights users on 4/29. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2311:30 am
DUB
-
SAN
1 stop15h 37m
JetBlue
Sat 6/68:30 pm
SAN
-
DUB
1 stop28h 30m
JetBlue
Deal found 4/29$701
This lol.travel deal was found by Cheapflights users on 4/28. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2211:30 am
DUB
-
SAN
1 stop31h 07m
JetBlue
Sat 6/68:30 pm
SAN
-
DUB
1 stop28h 30m
JetBlue
Deal found 4/28$728
This lol.travel deal was found by Cheapflights users on 4/30. 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.
Thu 5/2110:40 am
DUB
-
SAN
1 stop16h 53m
JetBlue
Thu 6/48:30 pm
SAN
-
DUB
1 stop28h 30m
JetBlue
Deal found 4/30$778
This lastminute.com deal was found by Cheapflights users on 4/27. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2310:15 am
DUB
-
SAN
2 stops21h 00m
Scandinavian Airlines
Sun 6/710:50 am
SAN
-
DUB
2 stops41h 00m
Scandinavian Airlines
Deal found 4/27$779
This lastminute.com deal was found by Cheapflights users on 5/1. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/37:05 pm
DUB
-
SAN
2 stops36h 10m
Scandinavian Airlines
Mon 6/83:00 pm
SAN
-
DUB
2 stops36h 50m
Scandinavian Airlines
Deal found 5/1$786
This Expedia deal was found by Cheapflights users on 4/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/78:40 pm
DUB
-
SAN
1 stop27h 25m
British Airways
Sat 11/146:00 pm
SAN
-
DUB
1 stop15h 40m
British Airways
Deal found 4/30$796
This lol.travel deal was found by Cheapflights users on 4/29. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/411:30 am
DUB
-
SAN
1 stop31h 05m
JetBlue
Thu 6/188:44 pm
SAN
-
DUB
1 stop28h 16m
JetBlue
Deal found 4/29$801
This Scandinavian Airlines deal was found by Cheapflights users on 4/30. 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 10/297:05 pm
DUB
-
SAN
2 stops35h 40m
Scandinavian Airlines
Tue 11/173:59 pm
SAN
-
DUB
2 stops18h 21m
Scandinavian Airlines
Deal found 4/30$805
This lol.travel deal was found by Cheapflights users on 4/29. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2110:40 am
DUB
-
SAN
1 stop16h 53m
JetBlue
Sat 6/69:10 pm
SAN
-
DUB
1 stop27h 10m
JetBlue
Deal found 4/29$811
This British Airways deal was found by Cheapflights users on 4/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/318:40 pm
DUB
-
SAN
1 stop27h 25m
British Airways
Tue 11/1712:43 pm
SAN
-
DUB
2 stops17h 37m
British Airways
Deal found 4/30$825
This KLM deal was found by Cheapflights users on 5/1. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/291:05 pm
SNN
-
SAN
1 stop18h 37m
KLM
Sun 6/710:00 pm
SAN
-
SNN
1 stop29h 10m
KLM
Deal found 5/1$847

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 May 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$701
(lol.travel)

One-way from

$427
(Kiwi.com)

Popular in

April

Cheapest in

May

Average price

$777
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
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 1, 2026.
Use the filters below to find and compare flights from Ireland to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Sat 5/23

11:30 am-7:07 pm

1 stop15h 37m

San Diego

Sat 6/6

8:30 pm-9:00 am

1 stop28h 30m

$701

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Wed 6/3

5:55 am-6:45 pm

2 stops20h 50m

San Diego

Mon 6/8

6:15 am-8:45 am

1 stop18h 30m

$839

ShannonSan Diego

SNN - SAN

SNNSAN

Shannon

Fri 5/29

1:05 pm-11:42 pm

1 stop18h 37m

San Diego

Sun 6/7

10:00 pm-11:10 am

1 stop29h 10m

$847

ShannonSan Diego

SNN - SAN

SNNSAN

Shannon

Fri 5/29

1:05 pm-11:27 pm

2 stops18h 22m

San Diego

Sun 6/7

7:20 am-11:10 am

1 stop19h 50m

$847

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Tue 8/25

7:05 pm-10:55 pm

2 stops35h 50m

San Diego

Thu 9/17

7:00 am-11:50 am

2 stops20h 50m

$939
Quickest round-trip

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Thu 8/27

10:30 am-5:50 pm

1 stop15h 20m

San Diego

Wed 9/16

7:40 pm-7:30 pm

1 stop15h 50m

$945

CorkSan Diego

ORK - SAN

ORKSAN

Cork

Sun 5/17

7:10 am-5:45 pm

1 stop18h 35m

San Diego

Sun 5/24

7:40 pm-11:50 pm

1 stop20h 10m

$960

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Thu 8/27

6:00 am-5:00 pm

2 stops19h 00m

San Diego

Wed 9/16

6:40 am-9:45 am

1 stop19h 05m

$1,004

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Thu 8/27

8:50 am-6:35 pm

2 stops17h 45m

San Diego

Thu 9/17

6:40 am-9:45 am

1 stop19h 05m

$1,004

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Thu 5/21

5:55 am-11:50 am

1 stop13h 55m

San Diego

Sat 6/6

6:30 am-10:00 am

2 stops19h 30m

$1,008

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 45 resultsSorted by cheapest first
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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
No data available for this route at this time. Please check back soon.

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?

    JetBlue, Scandinavian Airlines, and Lufthansa can get you from Ireland to San Diego in just under 15h 37m. Your travel time can differ by up to 5h 23m. Airlines will cover a distance of 5194 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 ($562), British Airways ($651), 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.

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
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National City
Coronado
La Mesa
Poway
Julian
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