What is the cheapest airline that flies from Ireland to San Diego?

WestJet, Aer Lingus, and British Airways are the most popular carriers operating from Ireland to San Diego

How long does it take to fly to San Diego?

On average, it takes 13h 35m to fly from Ireland to San Diego if you fly out of Cork (the most popular airport in Ireland) and into San Diego (the most popular airport in San Diego). If you’re flying out of Dublin and into San Diego, then the flight time is around 15h 20m.

Which airlines fly to San Diego?

JetBlue, American Airlines and British Airways are the top three most popular airlines that fly to San Diego from Ireland according to our data. JetBlue is the first choice among our users, with 55% of people opting to fly with this airline when travelling to San Diego. Keep in mind that there are 3 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Ireland to San Diego Airport?

Prices for flights from Ireland to San Diego Airport were last updated today.

How many operators does momondo search for flights from Ireland to San Diego Airport?

As of September 2026, there are 3 operators available to choose from for flights from Ireland to San Diego Airport.

How old do you have to be to fly from Ireland to San Diego Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ireland to San Diego Airport.

What documentation or ID do you need to fly to San Diego Airport?

The necessary travel and health documents for your San Diego Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

€366 Cheap Flights from Ireland to San Diego in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ireland to San Diego

Return

One-way

Last minute

Recent return flight deals from Ireland to San Diego

Enter your travel dates to find the best prices.

11:30 - 09:14DUB Dublin-SAN San Diego

29h 44m1 stop New York John F Kennedy Intl

10:19 - 09:00SAN San Diego-DUB Dublin

14h 41m1 stop New York John F Kennedy Intl

€670JetBlue

Fri, 16 Oct - Fri, 23 Oct

11:30 - 09:08DUB Dublin-SAN San Diego

29h 38m1 stop New York John F Kennedy Intl

21:30 - 09:00SAN San Diego-DUB Dublin

27h 30m1 stop New York John F Kennedy Intl

€671JetBlue

Fri, 2 Oct - Tue, 6 Oct

15:15 - 20:44DUB Dublin-SAN San Diego

13h 29m1 stop Las Vegas Harry Reid Intl

08:19 - 13:25SAN San Diego-DUB Dublin

21h 06m1 stop Las Vegas Harry Reid Intl

€672Multiple Airlines

Sat, 21 Nov - Thu, 26 Nov

18:00 - 12:40DUB Dublin-SAN San Diego

50h 40m2 stops Paris Charles de Gaulle Calgary

20:42 - 11:30SAN San Diego-DUB Dublin

30h 48m1 stop San Francisco

€679Multiple Airlines

Thu, 19 Nov - Tue, 1 Dec

12:55 - 20:04DUB Dublin-SAN San Diego

14h 09m1 stop Dallas/Fort Worth

08:00 - 07:10SAN San Diego-DUB Dublin

15h 10m1 stop Dallas/Fort Worth

€697Finnair

Mon, 26 Oct - Sun, 8 Nov

09:00 - 16:10DUB Dublin-SAN San Diego

15h 10m1 stop London Heathrow

18:00 - 19:45SAN San Diego-DUB Dublin

17h 45m1 stop London Heathrow

€747British Airways

Wed, 25 Nov - Fri, 27 Nov

08:50 - 16:10DUB Dublin-SAN San Diego

15h 20m1 stop London Heathrow

11:17 - 15:25SAN San Diego-DUB Dublin

20h 08m2 stops Dallas/Fort Worth London Heathrow

€752British Airways

Thu, 14 Jan - Mon, 18 Jan

08:50 - 16:10DUB Dublin-SAN San Diego

15h 20m1 stop London Heathrow

10:04 - 12:35SAN San Diego-DUB Dublin

18h 31m2 stops Chicago O'Hare Intl London Heathrow

€752British Airways

Thu, 14 Jan - Mon, 18 Jan

11:30 - 18:57DUB Dublin-SAN San Diego

14h 27m1 stop Philadelphia

21:25 - 08:40SAN San Diego-DUB Dublin

27h 15m1 stop Philadelphia

€764American Airlines

Mon, 26 Oct - Sun, 8 Nov

11:30 - 08:24DUB Dublin-SAN San Diego

27h 54m2 stops Philadelphia Dallas/Fort Worth

07:15 - 07:10SAN San Diego-DUB Dublin

15h 55m1 stop Dallas/Fort Worth

€765American Airlines

Mon, 26 Oct - Sun, 8 Nov

Recent last minute flight deals from Ireland to San Diego

Enter your travel dates to find the best prices.

09:40 - 14:10DUB Dublin-SAN San Diego

36h 30m2 stops Halifax Intl Calgary

09:50 - 09:45SAN San Diego-DUB Dublin

15h 55m1 stop Dallas/Fort Worth

€722Multiple Airlines

Thu, 10 Sep - Wed, 23 Sep

05:55 - 11:50DUB Dublin-SAN San Diego

13h 55m1 stop Amsterdam Schiphol

08:00 - 08:45SAN San Diego-DUB Dublin

16h 45m1 stop Atlanta Hartsfield-Jackson

€739Delta

Thu, 10 Sep - Wed, 23 Sep

05:55 - 11:50DUB Dublin-SAN San Diego

13h 55m1 stop Amsterdam Schiphol

08:00 - 09:15SAN San Diego-DUB Dublin

17h 15m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl

€740Delta

Thu, 10 Sep - Wed, 23 Sep

05:55 - 11:50DUB Dublin-SAN San Diego

13h 55m1 stop Amsterdam Schiphol

08:00 - 08:45SAN San Diego-DUB Dublin

16h 45m1 stop Atlanta Hartsfield-Jackson

€740Delta

Thu, 10 Sep - Wed, 23 Sep

11:10 - 20:37DUB Dublin-SAN San Diego

17h 27m2 stops Amsterdam Schiphol Minneapolis St Paul

06:15 - 08:45SAN San Diego-DUB Dublin

18h 30m2 stops Los Angeles Atlanta Hartsfield-Jackson

€743Delta

Thu, 10 Sep - Wed, 23 Sep

11:10 - 20:37DUB Dublin-SAN San Diego

17h 27m2 stops Amsterdam Schiphol Minneapolis St Paul

06:15 - 08:45SAN San Diego-DUB Dublin

18h 30m2 stops Los Angeles Atlanta Hartsfield-Jackson

€744Delta

Thu, 10 Sep - Wed, 23 Sep

12:40 - 21:48DUB Dublin-SAN San Diego

17h 08m1 stop Dallas/Fort Worth

12:08 - 09:45SAN San Diego-DUB Dublin

13h 37m1 stop Dallas/Fort Worth

€769American Airlines

Thu, 10 Sep - Wed, 23 Sep

12:40 - 21:48DUB Dublin-SAN San Diego

17h 08m1 stop Dallas/Fort Worth

12:08 - 09:45SAN San Diego-DUB Dublin

13h 37m1 stop Dallas/Fort Worth

€770American Airlines

Thu, 10 Sep - Wed, 23 Sep

09:50 - 11:47DUB Dublin-SAN San Diego

33h 57m2 stops Toronto Pearson Intl Vancouver Intl

16:55 - 07:45SAN San Diego-DUB Dublin

30h 50m1 stop Vancouver Intl

€882Air Canada

Thu, 10 Sep - Wed, 23 Sep

11:35 - 20:45DUB Dublin-SAN San Diego

17h 10m2 stops Chicago O'Hare Intl San Francisco

08:00 - 07:20SAN San Diego-DUB Dublin

15h 20m1 stop Washington, D.C. Dulles Intl

€889United Airlines

Thu, 10 Sep - Wed, 23 Sep

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American Airlines flights from Ireland to San Diego

Our best American Airlines deals on Ireland to San Diego flight tickets

American Airlines

26 Oct

DUB11:30Dublin

14h 27m

1 stop

SAN18:57San Diego

8 Nov

SAN21:25San Diego

27h 15m

1 stop

DUB08:40Dublin

€765

American Airlines

26 Oct

DUB11:30Dublin

14h 27m

1 stop

SAN18:57San Diego

8 Nov

SAN21:25San Diego

27h 15m

1 stop

DUB08:40Dublin

€766

American Airlines

2 Oct

DUB12:40Dublin

15h 21m

1 stop

SAN20:01San Diego

6 Oct

SAN06:20San Diego

16h 10m

1 stop

DUB06:30Dublin

€768

British Airways flights from Ireland to San Diego

Our best British Airways deals on Ireland to San Diego flight tickets

British Airways

14 Jan

DUB08:50Dublin

15h 20m

1 stop

SAN16:10San Diego

18 Jan

SAN11:17San Diego

20h 08m

2 stops

DUB15:25Dublin

€752

British Airways

14 Jan

DUB08:50Dublin

15h 20m

1 stop

SAN16:10San Diego

18 Jan

SAN18:00San Diego

13h 25m

1 stop

DUB15:25Dublin

€753

British Airways

14 Jan

DUB08:50Dublin

15h 20m

1 stop

SAN16:10San Diego

18 Jan

SAN11:17San Diego

20h 08m

2 stops

DUB15:25Dublin

€753

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinSan Diego

DUB Dublin - SAN San Diego

DUBSAN

Dublin

Fri 16/10

11:30-09:14

1 stop29h 44m

San Diego

Fri 23/10

10:19-09:00

1 stop14h 41m

€670

DublinSan Diego

DUB Dublin - SAN San Diego

DUBSAN

Dublin

Fri 2/10

11:30-09:08

1 stop29h 38m

San Diego

Tue 6/10

21:30-09:00

1 stop27h 30m

€671

DublinSan Diego

DUB Dublin - SAN San Diego

DUBSAN

Dublin

Sat 21/11

15:15-20:44

1 stop13h 29m

San Diego

Thu 26/11

08:19-13:25

1 stop21h 06m

€672

DublinSan Diego

DUB Dublin - SAN San Diego

DUBSAN

Dublin

Thu 19/11

18:00-12:40

2 stops50h 40m

San Diego

Tue 1/12

20:42-11:30

1 stop30h 48m

€679

Fastest return journey

DublinSan Diego

DUB Dublin - SAN San Diego

DUBSAN

Dublin

Mon 26/10

12:55-20:04

1 stop14h 09m

San Diego

Sun 8/11

08:00-07:10

1 stop15h 10m

€697

DublinSan Diego

DUB Dublin - SAN San Diego

DUBSAN

Dublin

Wed 25/11

09:00-16:10

1 stop15h 10m

San Diego

Fri 27/11

18:00-19:45

1 stop17h 45m

€747

DublinSan Diego

DUB Dublin - SAN San Diego

DUBSAN

Dublin

Thu 14/1

08:50-16:10

1 stop15h 20m

San Diego

Mon 18/1

11:17-15:25

2 stops20h 08m

€752

DublinSan Diego

DUB Dublin - SAN San Diego

DUBSAN

Dublin

Thu 14/1

08:50-16:10

1 stop15h 20m

San Diego

Mon 18/1

10:04-12:35

2 stops18h 31m

€752

DublinSan Diego

DUB Dublin - SAN San Diego

DUBSAN

Dublin

Mon 26/10

11:30-18:57

1 stop14h 27m

San Diego

Sun 8/11

21:25-08:40

1 stop27h 15m

€764

DublinSan Diego

DUB Dublin - SAN San Diego

DUBSAN

Dublin

Mon 26/10

11:30-08:24

2 stops27h 54m

San Diego

Sun 8/11

07:15-07:10

1 stop15h 55m

€765

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ireland to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to San Diego?

The cheapest month to fly to San Diego from Ireland is in January. Flight prices, which tend to average around €0, are often lower during this time because this is during the off-season. If you’re not able to fly to San Diego in January, then October is your next best option. Flight prices from Ireland to San Diego during October average around €690.

Can stopping save me money on Ireland to San Diego flights?

You could potentially save up to 30% on your flight if you consider stops on a Ireland to San Diego flight.

Cheap Ireland to San Diego flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to San Diego

Best price found	€366
Fastest flight time	13h 35m
Direct flights	None

The best one-way flight to San Diego from Ireland in the past 72 hours is €366. The best return flight deal from Ireland to San Diego found on momondo in the last 72 hours is €670.

The fastest flight from Ireland to San Diego takes 13h 35m

There are no direct flights from Ireland to San Diego. There are no popular flight routes from Ireland to San Diego.

Search flight deals

Frequently asked questions about flying from Ireland to San Diego

When did momondo last update prices for flights from Ireland to San Diego Airport?
Prices for flights from Ireland to San Diego Airport were last updated today.
How many operators does momondo search for flights from Ireland to San Diego Airport?
As of September 2026, there are 3 operators available to choose from for flights from Ireland to San Diego Airport.
How old do you have to be to fly from Ireland to San Diego Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ireland to San Diego Airport.
What documentation or ID do you need to fly to San Diego Airport?
The necessary travel and health documents for your San Diego Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Ireland to San Diego

Compare and see reviews for airlines that fly from Ireland to San Diego with momondo

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom €600	Free Cancellation	Rating 7.1 3,043 reviews	Search JetBlue flights
British Airways	PriceFrom €689	Free Cancellation	Rating 6.7 8,203 reviews	Search British Airways flights
American Airlines	PriceFrom €693	Free Cancellation	Rating 7.1 12,046 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to San Diego?

Finding the right flight to San Diego from Ireland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Diego quick and easy, saving you time and money.

Can I find flights from Ireland to San Diego with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Diego from Ireland which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ireland to San Diego?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ireland to San Diego.

I’m not ready to book a flight from Ireland to San Diego right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to San Diego from Ireland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.