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Cheap flights from Dublin to San Diego from £418

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 29/8. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SAN
10 May — 17 May1
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 10 April 2026.

Wed 6/510:40
DUB
-
SAN
1 stop30h 35m
JetBlue
Wed 13/521:10
SAN
-
DUB
1 stop27h 50m
JetBlue
Deal found 8/4£517
Sat 23/511:30
DUB
-
SAN
1 stop31h 05m
JetBlue
Sat 30/520:30
SAN
-
DUB
1 stop28h 30m
JetBlue
Deal found 8/4£520
Fri 1/511:30
DUB
-
SAN
1 stop16h 34m
JetBlue
Mon 4/510:25
SAN
-
DUB
1 stop14h 35m
JetBlue
Deal found 5/4£521
Fri 8/510:40
DUB
-
SAN
1 stop16h 35m
JetBlue
Tue 12/510:25
SAN
-
DUB
1 stop14h 35m
JetBlue
Deal found 6/4£522
Wed 3/610:40
DUB
-
SAN
1 stop16h 53m
JetBlue
Wed 10/620:30
SAN
-
DUB
1 stop28h 30m
JetBlue
Deal found 10/4£534
Fri 22/511:30
DUB
-
SAN
1 stop31h 07m
JetBlue
Fri 29/520:30
SAN
-
DUB
1 stop28h 30m
JetBlue
Deal found 7/4£554
Sat 23/512:15
DUB
-
SAN
2 stops33h 55m
WestJet
Sat 30/515:30
SAN
-
DUB
2 stops33h 50m
WestJet
Deal found 8/4£588
Tue 29/1220:40
DUB
-
SAN
1 stop27h 30m
British Airways
Sat 23/118:00
SAN
-
DUB
1 stop15h 40m
British Airways
Deal found 7/4£606
Tue 29/1220:40
DUB
-
SAN
1 stop27h 30m
British Airways
Wed 20/118:00
SAN
-
DUB
1 stop17h 45m
British Airways
Deal found 8/4£607

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 10 April 2026.

Round-trip from

£517

Popular in

April

Cheapest in

May

Average price

£764
JetBlue
  • JetBlue
  • 6/5-13/5
  • 2 total stops
  • 58h 25m total
  • Dublin to San Diego
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 10 April 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

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 1/5

11:30-20:04

1 stop16h 34m

San Diego

Mon 4/5

10:25-09:00

1 stop14h 35m

£521

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 8/5

11:30-20:00

1 stop16h 30m

San Diego

Tue 12/5

10:25-09:00

1 stop14h 35m

£523

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Thu 23/4

13:00-21:55

2 stops16h 55m

San Diego

Tue 5/5

19:40-19:30

1 stop15h 50m

£638

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 1/5

10:30-17:50

1 stop15h 20m

San Diego

Sun 3/5

07:15-14:30

2 stops23h 15m

£653
Fastest return journey

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 5/6

11:30-19:07

1 stop15h 37m

San Diego

Mon 15/6

10:20-08:20

1 stop14h 00m

£656

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 1/5

10:30-23:33

2 stops21h 03m

San Diego

Mon 4/5

11:01-14:30

2 stops19h 29m

£674

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Mon 4/5

06:05-17:24

2 stops19h 19m

San Diego

Mon 18/5

10:55-10:40

2 stops15h 45m

£738

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Thu 23/4

08:50-18:38

2 stops17h 48m

San Diego

Tue 5/5

11:00-10:40

2 stops15h 40m

£738

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 22/5

08:45-18:35

2 stops17h 50m

San Diego

Fri 29/5

10:49-10:40

2 stops15h 51m

£739

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Sat 25/4

11:10-20:42

2 stops17h 32m

San Diego

Fri 8/5

06:15-10:00

2 stops19h 45m

£745

Flights are sorted by cheapest return flights first.

Deals found on 9/4

Showing 1-10 of 17 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

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

Currently, November is the cheapest month in which you can book a flight from Dublin to San Diego (average of £389). Flying from Dublin to San Diego in July is currently the most expensive (average of £662). 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.

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 16h 34m. JetBlue provides one of the quickest options available for as low as £521. 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.

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

    Currently, November is the cheapest month in which you can book a flight from Dublin to San Diego (average of £389). Flying from Dublin to San Diego in July is currently the most expensive (average of £662). 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

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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