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$373+ Cheap flights from Dublin (DUB) 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SAN
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Dublin to San Diego are usually found in November or February, booked 21 days in advance, depart on a Friday or Monday and return on a Monday

Cheap 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 July 3, 2025.

Round-trip from

$712
(Mytrip)

One-way from

$373
(Kiwi.com)

Popular in

August

Cheapest in

November

Average price

$1,000
From Dublin to San Diego
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One-way flight from Dublin to San Diego
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Highest demand for flights based on searches. 14% potential increase in price ($134 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Dublin to San Diego

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 July 3, 2025.

This Mytrip deal was found by Cheapflights users on 7/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/208:15 pmDUB - SAN
3 stops35h 22mMultiple Airlines
Wed 8/277:01 pmSAN - DUB
3 stops31h 54mMultiple Airlines
Deal found 7/3$712
This Bravofly deal was found by Cheapflights users on 7/1. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2512:40 pmDUB - SAN
2 stops43h 02mScandinavian Airlines
Sun 9/76:30 amSAN - DUB
2 stops21h 20mScandinavian Airlines
Deal found 7/1$737
This Cheapflightsfares deal was found by Cheapflights users on 7/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/55:10 amDUB - SAN
2 stops27h 02mLufthansa
Fri 1/95:35 pmSAN - DUB
1 stop15h 35mLufthansa
Deal found 7/2$779
This JetBlue deal was found by Cheapflights users on 7/1. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2511:30 amDUB - SAN
1 stop15h 27mJetBlue
Sun 9/710:10 amSAN - DUB
1 stop14h 10mJetBlue
Deal found 7/1$801
This Iberia deal was found by Cheapflights users on 7/3. 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.
Fri 12/52:05 pmDUB - SAN
1 stop15h 46mIberia
Fri 1/99:52 amSAN - DUB
1 stop14h 48mIberia
Deal found 7/3$835
This KLM deal was found by Cheapflights users on 7/1. 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 12/51:25 pmDUB - SAN
1 stop30h 40mKLM
Fri 1/97:00 amSAN - DUB
1 stop17h 45mKLM
Deal found 7/1$838
This Delta deal was found by Cheapflights users on 7/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/55:55 amDUB - SAN
2 stops22h 31mDelta
Fri 1/910:10 amSAN - DUB
2 stops21h 30mDelta
Deal found 7/1$842
This WestJet deal was found by Cheapflights users on 7/3. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1712:50 pmDUB - SAN
2 stops31h 19mWestJet
Sun 8/242:05 pmSAN - DUB
2 stops59h 55mWestJet
Deal found 7/3$901
This Trip.com deal was found by Cheapflights users on 7/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/251:35 pmDUB - SAN
1 stop31h 20mUnited Airlines
Sun 9/710:41 amSAN - DUB
1 stop15h 04mUnited Airlines
Deal found 7/1$948

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated July 3, 2025.
Use the filters below to find and compare flights from Dublin to San Diego that are best for you.

Fly from

Dublin

Fly to

San Diego

Route

Depart

Return

Price

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Wed 8/20

8:15 pm-11:37 pm

3 stops35h 22m

San Diego

Wed 8/27

7:01 pm-10:55 am

3 stops31h 54m

$712

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Mon 8/25

12:40 pm-11:42 pm

2 stops43h 02m

San Diego

Sun 9/7

6:30 am-11:50 am

2 stops21h 20m

$737

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 12/5

5:10 am-12:12 am

2 stops27h 02m

San Diego

Fri 1/9

5:35 pm-5:10 pm

1 stop15h 35m

$779

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Mon 8/25

11:30 am-6:57 pm

1 stop15h 27m

San Diego

Sun 9/7

10:10 am-8:20 am

1 stop14h 10m

$801

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 12/5

2:05 pm-9:51 pm

1 stop15h 46m

San Diego

Fri 1/9

9:52 am-8:40 am

1 stop14h 48m

$835

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 12/5

1:25 pm-12:05 pm

1 stop30h 40m

San Diego

Fri 1/9

7:00 am-8:45 am

1 stop17h 45m

$838

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 12/5

5:55 am-8:26 pm

2 stops22h 31m

San Diego

Fri 1/9

10:10 am-3:40 pm

2 stops21h 30m

$842

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Sun 8/17

12:50 pm-12:09 pm

2 stops31h 19m

San Diego

Sun 8/24

2:05 pm-10:00 am

2 stops59h 55m

$901

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Mon 8/25

1:35 pm-12:55 pm

1 stop31h 20m

San Diego

Sun 9/7

10:41 am-9:45 am

1 stop15h 04m

$948

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Tue 9/2

7:05 pm-11:37 pm

3 stops36h 32m

$373

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 14 results
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 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 Dublin to San Diego

How far ahead should I book a flight from Dublin to San Diego?

Use this chart to determine the optimal time to book a round-trip flight from Dublin to San Diego. Price data was last updated on June 27, 2025.

Booking 21 days in advance of your planned departure date is, on average, the best time to get cheap flights from Dublin to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, August is the cheapest month in which you can book a flight from Dublin to San Diego (average of $286). Flying from Dublin to San Diego in March is currently the most expensive (average of $366). 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.

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated July 3, 2025.
Read through reviews of airlines operating flights from Dublin to San Diego, such as Delta, KLM, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,367 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
JetBlue
7.3
Good
2,916 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Scandinavian Airlines
7.3
Good
1,416 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What are the cheapest airlines flying from Dublin to San Diego round-trip?

    Scandinavian Airlines, at $737, was found to be the cheapest airline from Dublin to San Diego.Alternate airlines to your destination round-trip include Lufthansa and JetBlue. Scandinavian Airlines is priced at 10% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airlines for a one-way flight from Dublin to San Diego are WestJet ($449), Aer Lingus ($589), and Icelandair ($613).

  • 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 vacation 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, August is the cheapest month in which you can book a flight from Dublin to San Diego (average of $286). Flying from Dublin to San Diego in March is currently the most expensive (average of $366). 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 Dublin?

Book flights to Dublin if you plan to visit one of these locations
El Cajon
Chula Vista
Coronado
National City
Lemon Grove
Imperial Beach
La Mesa
Poway
Alpine
Santee

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Top airline flying from Dublin to San Diego

Discover the top airline that operate flights from Dublin to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$726Average$789FlexibilityNo cancel feeOn-time69%

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