HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Diego

$348+ 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SAN
Aug 8 — Aug 151
Sat 8/8
Sat 8/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dublin to San Diego with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 9, 2026.

This lol.travel deal was found by Cheapflights users on 7/6. 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 8/2010:40 am
DUB
-
SAN
1 stop16h 49m
JetBlue
Thu 8/278:40 pm
SAN
-
DUB
1 stop27h 40m
JetBlue
Deal found 7/6$692
This JetBlue deal was found by Cheapflights users on 7/8. 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.
Sat 8/2211:30 am
DUB
-
SAN
1 stop15h 36m
JetBlue
Sun 9/61:06 pm
SAN
-
DUB
1 stop35h 14m
JetBlue
Deal found 7/8$694
This SmartFares deal was found by Cheapflights users on 7/5. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2310:40 am
DUB
-
SAN
1 stop16h 47m
JetBlue
Thu 8/610:20 am
SAN
-
DUB
1 stop14h 00m
JetBlue
Deal found 7/5$701
This SmartFares deal was found by Cheapflights users on 7/6. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2410:40 am
DUB
-
SAN
1 stop16h 49m
JetBlue
Tue 9/810:20 am
SAN
-
DUB
1 stop14h 00m
JetBlue
Deal found 7/6$707
This TravelUp deal was found by Cheapflights users on 7/5. 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.
Fri 8/2810:40 am
DUB
-
SAN
1 stop16h 49m
JetBlue
Mon 8/311:06 pm
SAN
-
DUB
1 stop35h 14m
JetBlue
Deal found 7/5$709
This Expedia deal was found by Cheapflights users on 7/9. 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.
Tue 8/2511:30 am
DUB
-
SAN
1 stop15h 36m
JetBlue
Sun 8/308:40 pm
SAN
-
DUB
1 stop27h 40m
JetBlue
Deal found 7/9$716
This Expedia deal was found by Cheapflights users on 7/7. 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.
Fri 8/2111:30 am
DUB
-
SAN
1 stop15h 36m
JetBlue
Fri 8/288:40 pm
SAN
-
DUB
1 stop27h 40m
JetBlue
Deal found 7/7$717
This Ovago deal was found by Cheapflights users on 7/8. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2211:30 am
DUB
-
SAN
1 stop15h 36m
JetBlue
Mon 8/318:30 pm
SAN
-
DUB
1 stop28h 30m
JetBlue
Deal found 7/8$733
This lastminute.com deal was found by Cheapflights users on 7/5. 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 11/47:05 pm
DUB
-
SAN
2 stops36h 37m
Scandinavian Airlines
Tue 11/173:59 pm
SAN
-
DUB
2 stops18h 21m
Scandinavian Airlines
Deal found 7/5$745

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 July 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$692
(lol.travel)

One-way from

$348
(SmartFares)

Popular in

April

Cheapest in

October

Average price

$958
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 Dublin to San Diego
Search Deals
One-way flight from Dublin to San Diego
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($58 potential increase over avg. RT price).
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 July 2026
Search Deals

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 9, 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 round-trip

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Wed 11/4

7:05 pm-11:42 pm

2 stops36h 37m

San Diego

Tue 11/17

3:59 pm-6:20 pm

2 stops18h 21m

$745

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Mon 8/24

10:40 am-11:56 am

1 stop33h 16m

San Diego

Tue 9/8

10:20 am-8:20 am

1 stop14h 00m

$747

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Sat 8/22

10:15 am-7:19 pm

2 stops17h 04m

San Diego

Sun 9/6

7:03 am-7:05 pm

3 stops28h 02m

$896

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Tue 8/25

11:30 am-7:06 pm

1 stop15h 36m

San Diego

Sun 8/30

6:29 am-8:20 am

2 stops17h 51m

$916

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 8/7

11:30 am-7:06 pm

1 stop15h 36m

San Diego

Sat 8/8

8:30 pm-9:00 am

1 stop28h 30m

$935

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 10/16

10:45 am-9:17 am

2 stops30h 32m

San Diego

Wed 10/21

10:40 am-6:05 pm

2 stops23h 25m

$955

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 8/7

9:20 am-10:34 pm

2 stops21h 14m

San Diego

Sat 8/8

8:42 pm-9:45 am

2 stops29h 03m

$968

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 8/28

6:05 am-5:00 pm

2 stops18h 55m

San Diego

Mon 8/31

11:00 am-10:40 am

2 stops15h 40m

$984

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Wed 9/30

5:55 am-5:06 pm

2 stops19h 11m

San Diego

Sat 10/3

10:25 pm-8:45 am

1 stop26h 20m

$992

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Sat 8/22

6:00 am-5:00 pm

2 stops19h 00m

San Diego

Sun 9/6

11:00 am-10:40 am

2 stops15h 40m

$1,103

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/7

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Dublin to San Diego

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dublin to San Diego in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Dublin-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Dublin-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Dublin-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Dublin-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Dublin-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 much does it cost to fly round-trip 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?

    Departing from Dublin to San Diego will take you 33h 16m. The distance from Dublin to San Diego is about 5194 mi. This flight may include one or multiple 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 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.

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
National City
Chula Vista
Poway
La Mesa
Coronado
Santee
San Ysidro
Julian
Lemon Grove

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.