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

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

Which airlines fly to San Diego?

British Airways, Aer Lingus and American Airlines are the top three most popular airlines that fly to San Diego from Ireland according to our data. British Airways is the first choice among our users, with 36% 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.

How long does it take to fly to San Diego?

On average, it takes 14h 05m 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 19h 28m.

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 January 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.

€227 Cheap Flights from Ireland to San Diego in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Voted the Winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Ireland to San Diego

Round-trip

One-way

Last minute

Recent return flight deals from Ireland to San Diego

Enter your travel dates to find the best prices.

11:30 - 13:52

DUB

SAN

34h 22m

2 stops

09:19 - 11:45

SAN

DUB

18h 26m

1 stop

€459Multiple Airlines

Mon, 13 Apr - Mon, 27 Apr

11:30 - 13:52

DUB

SAN

34h 22m

2 stops

17:15 - 16:55

SAN

DUB

15h 40m

1 stop

€469Multiple Airlines

Mon, 13 Apr - Sun, 26 Apr

11:30 - 19:50

DUB

SAN

40h 20m

2 stops

09:19 - 11:45

SAN

DUB

18h 26m

1 stop

€525Multiple Airlines

Tue, 14 Apr - Mon, 27 Apr

09:30 - 18:05

DUB

SAN

16h 35m

1 stop

09:11 - 09:45

SAN

DUB

16h 34m

1 stop

€586Finnair

Tue, 14 Apr - Mon, 20 Apr

09:30 - 18:05

DUB

SAN

16h 35m

1 stop

09:11 - 09:45

SAN

DUB

16h 34m

1 stop

€589Finnair

Mon, 13 Apr - Sun, 26 Apr

07:50 - 22:26

SNN

SAN

22h 36m

2 stops

09:00 - 11:30

SAN

SNN

18h 30m

2 stops

€751British Airways

Mon, 9 Feb - Mon, 16 Feb

17:30 - 15:57

SNN

SAN

30h 27m

2 stops

09:00 - 11:30

SAN

SNN

18h 30m

2 stops

€753British Airways

Mon, 9 Feb - Mon, 16 Feb

07:50 - 20:37

SNN

SAN

20h 47m

2 stops

11:56 - 16:45

SAN

SNN

20h 49m

2 stops

€793American Airlines

Fri, 13 Feb - Tue, 17 Feb

07:40 - 17:10

ORK

SAN

16h 30m

1 stop

13:37 - 15:25

SAN

ORK

18h 48m

2 stops

€829American Airlines

Fri, 13 Mar - Fri, 20 Mar

07:50 - 16:10

SNN

SAN

16h 20m

1 stop

18:00 - 16:45

SAN

SNN

14h 45m

1 stop

€1,002Aer Lingus

Fri, 13 Feb - Tue, 17 Feb

Finnair flights from Ireland to San Diego

Our best Finnair deals on Ireland to San Diego flight tickets

Finnair

14 Apr

DUB09:30Dublin

16h 35m

1 stop

SAN18:05San Diego

20 Apr

SAN09:11San Diego

16h 34m

1 stop

DUB09:45Dublin

€586

Finnair

13 Apr

DUB09:30Dublin

16h 35m

1 stop

SAN18:05San Diego

26 Apr

SAN09:11San Diego

16h 34m

1 stop

DUB09:45Dublin

€589

Finnair

18 Apr

DUB09:30Dublin

16h 35m

1 stop

SAN18:05San Diego

25 Apr

SAN09:11San Diego

16h 34m

1 stop

DUB09:45Dublin

€592

Scandinavian Airlines flights from Ireland to San Diego

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

Scandinavian Airlines

9 Feb

DUB19:05Dublin

35h 42m

2 stops

SAN22:47San Diego

23 Feb

SAN10:40San Diego

23h 40m

2 stops

DUB18:20Dublin

€591

Scandinavian Airlines

2 Mar

DUB19:05Dublin

35h 59m

2 stops

SAN23:04San Diego

7 Mar

SAN07:00San Diego

18h 25m

2 stops

DUB09:25Dublin

€712

Fly from

Fly to

Route

Depart

Return

Price

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Mon 13/4

11:30-13:52

2 stops34h 22m

San Diego

Mon 27/4

09:19-11:45

1 stop18h 26m

€459

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Mon 13/4

11:30-13:52

2 stops34h 22m

San Diego

Sun 26/4

17:15-16:55

1 stop15h 40m

€469

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Tue 14/4

11:30-19:50

2 stops40h 20m

San Diego

Mon 27/4

09:19-11:45

1 stop18h 26m

€525

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Tue 14/4

09:30-18:05

1 stop16h 35m

San Diego

Mon 20/4

09:11-09:45

1 stop16h 34m

€586

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Mon 13/4

09:30-18:05

1 stop16h 35m

San Diego

Sun 26/4

09:11-09:45

1 stop16h 34m

€589

ShannonSan Diego

SNN - SAN

SNNSAN

Shannon

Mon 9/2

07:50-22:26

2 stops22h 36m

San Diego

Mon 16/2

09:00-11:30

2 stops18h 30m

€751

ShannonSan Diego

SNN - SAN

SNNSAN

Shannon

Mon 9/2

17:30-15:57

2 stops30h 27m

San Diego

Mon 16/2

09:00-11:30

2 stops18h 30m

€753

ShannonSan Diego

SNN - SAN

SNNSAN

Shannon

Fri 13/2

07:50-20:37

2 stops20h 47m

San Diego

Tue 17/2

11:56-16:45

2 stops20h 49m

€793

CorkSan Diego

ORK - SAN

ORKSAN

Cork

Fri 13/3

07:40-17:10

1 stop16h 30m

San Diego

Fri 20/3

13:37-15:25

2 stops18h 48m

€829

ShannonSan Diego

SNN - SAN

SNNSAN

Shannon

Fri 13/2

07:50-16:10

1 stop16h 20m

San Diego

Tue 17/2

18:00-16:45

1 stop14h 45m

€1,002

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 May. Flight prices, which tend to average around €637, are often lower during this time because this is during the off-season. If you’re not able to fly to San Diego in May, then February is your next best option. Flight prices from Ireland to San Diego during February average around €649.

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

Fastest flight time	14h 05m
Direct flights	None

The fastest flight from Ireland to San Diego takes 14h 05m

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

Search flight deals

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 January 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
American Airlines	PriceFrom €614	Free Cancellation	Rating 7.2 11,206 reviews	Search American Airlines flights
British Airways	PriceFrom €627	Free Cancellation	Rating 6.7 7,705 reviews	Search British Airways flights
Aer Lingus	PriceFrom €649	Free Cancellation	Rating 7.2 1,443 reviews	Search Aer Lingus 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.