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Cheap flights from Dublin to San Diego from £488

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 14/10. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SAN
24 Jul — 31 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Dublin to San Diego

Enter your travel dates to find the best prices.

Cheapest flights from Dublin to San Diego
Explore the most affordable flight options available from Dublin to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 June 2026.

Fri 21/810:40
DUB
-
SAN
1 stop16h 49m
JetBlue
Fri 28/820:40
SAN
-
DUB
1 stop27h 40m
JetBlue
Deal found 23/6£534
Thu 16/710:40
DUB
-
SAN
1 stop16h 47m
JetBlue
Mon 20/710:20
SAN
-
DUB
1 stop14h 00m
JetBlue
Deal found 19/6£566
Tue 18/811:30
DUB
-
SAN
1 stop15h 36m
JetBlue
Sun 6/910:20
SAN
-
DUB
1 stop14h 00m
JetBlue
Deal found 21/6£583
Fri 28/810:40
DUB
-
SAN
1 stop33h 56m
JetBlue
Mon 31/820:30
SAN
-
DUB
1 stop28h 30m
JetBlue
Deal found 20/6£585
Fri 14/810:40
DUB
-
SAN
1 stop16h 49m
JetBlue
Thu 27/813:06
SAN
-
DUB
1 stop35h 14m
JetBlue
Deal found 23/6£604
Fri 21/811:30
DUB
-
SAN
1 stop15h 36m
JetBlue
Sun 6/910:20
SAN
-
DUB
1 stop14h 00m
JetBlue
Deal found 21/6£605
Wed 19/811:30
DUB
-
SAN
1 stop15h 36m
JetBlue
Mon 31/810:15
SAN
-
DUB
1 stop14h 05m
JetBlue
Deal found 21/6£614
Mon 9/1113:25
DUB
-
SAN
1 stop30h 45m
KLM
Fri 20/1111:40
SAN
-
DUB
1 stop12h 15m
KLM
Deal found 23/6£614
Mon 9/1108:50
DUB
-
SAN
2 stops19h 35m
Delta
Fri 20/1111:40
SAN
-
DUB
1 stop12h 15m
Delta
Deal found 23/6£619
Wed 19/811:30
DUB
-
SAN
1 stop15h 36m
JetBlue
Wed 2/910:15
SAN
-
DUB
1 stop14h 05m
JetBlue
Deal found 21/6£620
Sat 19/1209:55
DUB
-
SAN
2 stops20h 56m
Delta
Sat 9/113:05
SAN
-
DUB
2 stops21h 20m
Delta
Deal found 21/6£626

Find flight deals from Dublin to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 24 June 2026.

Round-trip from

£534

One-way from

£488

Popular in

April

Cheapest in

October

Average price

£793
JetBlue
  • JetBlue
  • 21/8-28/8
  • 2 total stops
  • 44h 29m total
  • Dublin to San Diego
Search Deals
JetBlue
  • JetBlue
  • 14/10
  • 1 total stop
  • 16h 31m total
  • Dublin to San Diego
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£26 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Dublin 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 858,174 searches. Data last updated 24 June 2026.
Use the filters below to find and compare flights from Dublin to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Tue 18/8

11:30-19:06

1 stop15h 36m

San Diego

Sun 6/9

10:20-08:20

1 stop14h 00m

£583

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 14/8

10:40-19:29

1 stop16h 49m

San Diego

Thu 27/8

13:06-08:20

1 stop35h 14m

£604

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Sat 19/12

09:40-23:03

1 stop21h 23m

San Diego

Sat 9/1

09:45-14:10

2 stops20h 25m

£626

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 28/8

10:40-20:39

2 stops17h 59m

San Diego

Mon 31/8

17:28-11:05

3 stops33h 37m

£639

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 25/9

20:10-14:55

1 stop26h 45m

San Diego

Sun 27/9

16:45-14:30

1 stop13h 45m

£640

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 25/9

09:40-23:25

2 stops21h 45m

San Diego

Sun 27/9

19:40-19:35

1 stop15h 55m

£646

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Thu 1/10

09:40-23:25

2 stops21h 45m

San Diego

Sun 11/10

09:45-09:45

1 stop16h 00m

£661

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 25/9

05:55-15:56

2 stops18h 01m

San Diego

Sun 27/9

06:15-07:55

2 stops17h 40m

£665

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 28/8

08:55-20:16

2 stops19h 21m

San Diego

Mon 31/8

08:00-10:00

2 stops18h 00m

£666

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Wed 23/9

08:55-20:37

2 stops19h 42m

San Diego

Sun 27/9

06:15-10:00

2 stops19h 45m

£667

Flights are sorted by cheapest return flights first.

Deals found on 19/6

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Best time to book a flight from Dublin to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Dublin with our price prediction graph.
Estimated return 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 Dublin to San Diego

How much does it cost for a return flight from Dublin to San Diego?

Related info for your journey

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

    A quick flight from Dublin to San Diego can take about 15h 36m. JetBlue provides one of the quickest options available for as low as £583. The distance from Dublin to San Diego is about 5194 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dublin 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

Travelling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado
El Cajon

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How does Cheapflights help users find flights from Dublin to San Diego?

Deals for Dublin to San Diego flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Dublin to San Diego?

Cheapflights simply makes it quick and affordable to book flights from Dublin to San Diego by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Dublin to San Diego with no change fees?

Certainly. Search results for flights to San Diego from Dublin shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Dublin to San Diego become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San Diego from Dublin today and book when prices fit your budget.

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