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.

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

WestJet, Scandinavian Airlines, and Aer Lingus 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 16h 20m to fly from Ireland to San Diego if you fly out of Shannon (the most popular airport in Ireland) and into San Diego (the most popular airport in San Diego). If you’re flying out of Cork and into San Diego, then the flight time is around 16h 25m.

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.

€311 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.

19:05 - 22:51DUB-SAN

35h 46m2 stops

10:37 - 11:45SAN-DUB

41h 08m2 stops

€562Scandinavian Airlines

Find Deal

Fri, 20 Feb - Tue, 24 Feb

12:30 - 22:51DUB-SAN

42h 21m2 stops

10:37 - 18:20SAN-DUB

23h 43m2 stops

€564Scandinavian Airlines

Find Deal

Fri, 20 Feb - Tue, 24 Feb

15:15 - 21:14DUB-SAN

13h 59m1 stop

19:30 - 04:15SAN-DUB

24h 45m2 stops

€619Multiple Airlines

Find Deal

Thu, 8 Jan - Mon, 12 Jan

07:50 - 10:30DUB-SAN

34h 40m2 stops

11:42 - 08:20SAN-DUB

13h 38m1 stop

€638Multiple Airlines

Find Deal

Mon, 2 Mar - Mon, 9 Mar

08:50 - 16:10DUB-SAN

15h 20m1 stop

18:00 - 19:40SAN-DUB

17h 40m1 stop

€685British Airways

Find Deal

Fri, 20 Feb - Tue, 24 Feb

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

12:30 - 19:50SNN-SAN

15h 20m1 stop

07:00 - 10:15SAN-SNN

19h 15m2 stops

€759United Airlines

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Wed, 29 Apr - Sun, 3 May

12:30 - 19:50SNN-SAN

15h 20m1 stop

07:00 - 10:15SAN-SNN

19h 15m2 stops

€762United Airlines

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Wed, 29 Apr - Sun, 3 May

06:00 - 20:45ORK-SAN

22h 45m2 stops

06:15 - 10:45SAN-ORK

20h 30m2 stops

€801KLM

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Fri, 20 Feb - Tue, 24 Feb

06:00 - 20:45ORK-SAN

22h 45m2 stops

07:00 - 10:45SAN-ORK

19h 45m2 stops

€803KLM

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Fri, 20 Feb - Tue, 24 Feb

American Airlines flights from Ireland to San Diego

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

American Airlines

26 Feb

DUB13:10Dublin

35h 00m

1 stop

SAN16:10San Diego

6 Mar

SAN18:00San Diego

17h 50m

1 stop

DUB19:50Dublin

€685

Find similar

American Airlines

8 Jan

DUB11:30Dublin

29h 34m

2 stops

SAN09:04San Diego

21 Jan

SAN18:00San Diego

31h 50m

1 stop

DUB09:50Dublin

€691

Find similar

American Airlines

26 Feb

DUB11:30Dublin

29h 05m

2 stops

SAN08:35San Diego

10 Mar

SAN19:00San Diego

15h 00m

1 stop

DUB17:00Dublin

€692

Find similar

Lufthansa flights from Ireland to San Diego

Our best Lufthansa deals on Ireland to San Diego flight tickets

Lufthansa

27 Nov

DUB09:20Dublin

22h 53m

2 stops

SAN00:13San Diego

4 Dec

SAN07:00San Diego

17h 10m

1 stop

DUB08:10Dublin

€690

Find similar

Lufthansa

28 Feb

DUB09:15Dublin

19h 34m

2 stops

SAN20:49San Diego

6 Mar

SAN07:00San Diego

17h 10m

1 stop

DUB08:10Dublin

€691

Find similar

Lufthansa

27 Nov

DUB05:00Dublin

27h 13m

2 stops

SAN00:13San Diego

30 Nov

SAN07:00San Diego

17h 10m

1 stop

DUB08:10Dublin

€695

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 20/2

19:05-22:51

2 stops35h 46m

San Diego

Tue 24/2

10:37-11:45

2 stops41h 08m

€562

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 20/2

12:30-22:51

2 stops42h 21m

San Diego

Tue 24/2

10:37-18:20

2 stops23h 43m

€564

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Thu 8/1

15:15-21:14

1 stop13h 59m

San Diego

Mon 12/1

19:30-04:15

2 stops24h 45m

€619

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Mon 2/3

07:50-10:30

2 stops34h 40m

San Diego

Mon 9/3

11:42-08:20

1 stop13h 38m

€638

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 20/2

08:50-16:10

1 stop15h 20m

San Diego

Tue 24/2

18:00-19:40

1 stop17h 40m

€685

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

ShannonSan Diego

SNN - SAN

SNNSAN

Shannon

Wed 29/4

12:30-19:50

1 stop15h 20m

San Diego

Sun 3/5

07:00-10:15

2 stops19h 15m

€759

ShannonSan Diego

SNN - SAN

SNNSAN

Shannon

Wed 29/4

12:30-19:50

1 stop15h 20m

San Diego

Sun 3/5

07:00-10:15

2 stops19h 15m

€762

CorkSan Diego

ORK - SAN

ORKSAN

Cork

Fri 20/2

06:00-20:45

2 stops22h 45m

San Diego

Tue 24/2

06:15-10:45

2 stops20h 30m

€801

CorkSan Diego

ORK - SAN

ORKSAN

Cork

Fri 20/2

06:00-20:45

2 stops22h 45m

San Diego

Tue 24/2

07:00-10:45

2 stops19h 45m

€803

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 €640, 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 €657.

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 €647. 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 €957.

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 €697. 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 €711 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 €718 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 €652 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 €575	Free Cancellation	Rating 7.7 1,411 reviews	Search KLM flights
British Airways	PriceFrom €579	Free Cancellation	Rating 6.7 7,521 reviews	Search British Airways flights
United Airlines	PriceFrom €638	Free Cancellation	Rating 7.4 9,017 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.