Which airlines fly to San Diego?

British Airways, United Airlines and KLM 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 56% 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 15h 25m to fly from Ireland to San Diego if you fly out of Dublin (the most popular airport in Ireland) and into San Diego (the most popular airport in San Diego). If you’re flying out of Shannon and into San Diego, then the flight time is around 19h 27m.

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

Aer Lingus, Lufthansa, and British Airways are the most popular carriers operating 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 November 2025, 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.

€373 Cheap Flights from Ireland to San Diego in 2025/26

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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.

15:15 - 21:19DUB-SAN

14h 04m1 stop

15:47 - 13:20SAN-DUB

13h 33m1 stop

€511Multiple Airlines

Find Deal

Thu, 4 Dec - Thu, 11 Dec

19:05 - 22:51DUB-SAN

35h 46m2 stops

10:37 - 18:20SAN-DUB

23h 43m2 stops

€562Scandinavian Airlines

Find Deal

Fri, 20 Feb - Tue, 24 Feb

12:30 - 22:51DUB-SAN

42h 21m2 stops

15:44 - 18:20SAN-DUB

18h 36m2 stops

€563Scandinavian Airlines

Find Deal

Fri, 20 Feb - Tue, 24 Feb

05:10 - 17:29DUB-SAN

20h 19m2 stops

18:35 - 17:10SAN-DUB

15h 35m1 stop

€676Lufthansa

Find Deal

Fri, 13 Feb - Thu, 12 Mar

17:55 - 15:45DUB-SAN

29h 50m1 stop

07:00 - 08:10SAN-DUB

17h 10m1 stop

€682Lufthansa

Find Deal

Sat, 6 Dec - Sat, 13 Dec

07:50 - 16:10SNN-SAN

16h 20m1 stop

16:40 - 16:45SAN-SNN

16h 05m2 stops

€688British Airways

Find Deal

Mon, 9 Feb - Mon, 16 Feb

20:35 - 16:10DUB-SAN

27h 35m1 stop

18:00 - 17:00SAN-DUB

15h 00m1 stop

€689British Airways

Find Deal

Fri, 20 Feb - Tue, 24 Feb

09:00 - 11:53DUB-SAN

34h 53m1 stop

10:52 - 10:20SAN-DUB

15h 28m2 stops

€697United Airlines

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Sun, 23 Nov - Tue, 9 Dec

09:00 - 18:28DUB-SAN

17h 28m2 stops

08:45 - 08:10SAN-DUB

15h 25m2 stops

€700United Airlines

Find Deal

Sat, 6 Dec - Sat, 13 Dec

06:00 - 20:45ORK-SAN

22h 45m2 stops

10:37 - 10:45SAN-ORK

16h 08m2 stops

€780KLM

Find Deal

Fri, 20 Feb - Tue, 24 Feb

Scandinavian Airlines flights from Ireland to San Diego

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

Scandinavian Airlines

20 Feb

DUB19:05Dublin

35h 46m

2 stops

SAN22:51San Diego

24 Feb

SAN10:37San Diego

23h 43m

2 stops

DUB18:20Dublin

€562

Find similar

Scandinavian Airlines

20 Feb

DUB12:30Dublin

42h 21m

2 stops

SAN22:51San Diego

24 Feb

SAN15:44San Diego

18h 36m

2 stops

DUB18:20Dublin

€563

Find similar

Scandinavian Airlines

20 Feb

DUB12:30Dublin

42h 21m

2 stops

SAN22:51San Diego

24 Feb

SAN15:44San Diego

18h 36m

2 stops

DUB18:20Dublin

€565

Find similar

Delta flights from Ireland to San Diego

Our best Delta deals on Ireland to San Diego flight tickets

Delta

27 Nov

DUB13:25Dublin

28h 27m

2 stops

SAN09:52San Diego

30 Nov

SAN21:50San Diego

25h 55m

1 stop

DUB07:45Dublin

€698

Find similar

Delta

19 Nov

DUB05:55Dublin

20h 35m

2 stops

SAN18:30San Diego

29 Nov

SAN06:15San Diego

17h 30m

2 stops

DUB07:45Dublin

€720

Find similar

Delta

20 Feb

ORK13:20Cork

30h 45m

1 stop

SAN12:05San Diego

24 Feb

SAN06:15San Diego

20h 30m

2 stops

ORK10:45Cork

€728

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Thu 4/12

15:15-21:19

1 stop14h 04m

San Diego

Thu 11/12

15:47-13:20

1 stop13h 33m

€511

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 20/2

19:05-22:51

2 stops35h 46m

San Diego

Tue 24/2

10:37-18:20

2 stops23h 43m

€562

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 20/2

12:30-22:51

2 stops42h 21m

San Diego

Tue 24/2

15:44-18:20

2 stops18h 36m

€563

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 13/2

05:10-17:29

2 stops20h 19m

San Diego

Thu 12/3

18:35-17:10

1 stop15h 35m

€676

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Sat 6/12

17:55-15:45

1 stop29h 50m

San Diego

Sat 13/12

07:00-08:10

1 stop17h 10m

€682

ShannonSan Diego

SNN - SAN

SNNSAN

Shannon

Mon 9/2

07:50-16:10

1 stop16h 20m

San Diego

Mon 16/2

16:40-16:45

2 stops16h 05m

€688

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 20/2

20:35-16:10

1 stop27h 35m

San Diego

Tue 24/2

18:00-17:00

1 stop15h 00m

€689

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Sun 23/11

09:00-11:53

1 stop34h 53m

San Diego

Tue 9/12

10:52-10:20

2 stops15h 28m

€697

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Sat 6/12

09:00-18:28

2 stops17h 28m

San Diego

Sat 13/12

08:45-08:10

2 stops15h 25m

€700

CorkSan Diego

ORK - SAN

ORKSAN

Cork

Fri 20/2

06:00-20:45

2 stops22h 45m

San Diego

Tue 24/2

10:37-10:45

2 stops16h 08m

€780

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 €645, 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 February is your next best option. Flight prices from Ireland to San Diego during February average around €661.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Ireland to San Diego is on a Monday when prices can be found for as low as €651. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to San Diego on Sunday is €963.

What is the cheapest time of day to depart on your flight to San Diego?

According to our data, the cheapest time of day to fly to San Diego is in the morning. momondo users have found flights departing from Ireland to San Diego in the morning for as low as €701. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At midday is when there is more demand to fly to San Diego, so prices are often more expensive at around €715 per ticket.

How far in advance should I book a flight to San Diego?

You are more likely to see cheaper flights to San Diego from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around €721 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Ireland for as low as €666 on momondo.

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

Direct flights	None

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 November 2025, 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
KLM	PriceFrom €578	Free Cancellation	Rating 7.7 1,408 reviews	Search KLM flights
British Airways	PriceFrom €582	Free Cancellation	Rating 6.7 7,503 reviews	Search British Airways flights
United Airlines	PriceFrom €642	Free Cancellation	Rating 7.4 9,009 reviews	Search United 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.