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 54% 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 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 15h 32m 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 Cork and into San Diego, then the flight time is around 20h 53m.

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.

€317 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.

10:10 - 22:47DUB-SAN

20h 37m2 stops

10:37 - 18:20SAN-DUB

23h 43m3 stops

€554Scandinavian Airlines

Find Deal

Sat, 17 Jan - Sat, 31 Jan

12:30 - 22:47DUB-SAN

42h 17m2 stops

14:55 - 11:45SAN-DUB

36h 50m2 stops

€564Scandinavian Airlines

Find Deal

Fri, 16 Jan - Tue, 20 Jan

14:45 - 15:45DUB-SAN

33h 00m2 stops

17:35 - 20:00SAN-DUB

18h 25m2 stops

€631Multiple Airlines

Find Deal

Thu, 15 Jan - Wed, 28 Jan

07:55 - 20:00DUB-SAN

44h 05m2 stops

07:51 - 08:40SAN-DUB

16h 49m1 stop

€633Multiple Airlines

Find Deal

Sat, 17 Jan - Sat, 31 Jan

19:45 - 16:05DUB-SAN

28h 20m1 stop

18:00 - 18:40SAN-DUB

16h 40m1 stop

€653British Airways

Find Deal

Sat, 7 Feb - Sat, 14 Feb

20:05 - 16:10SNN-SAN

28h 05m1 stop

09:25 - 11:30SAN-SNN

18h 05m2 stops

€690British Airways

Find Deal

Mon, 9 Feb - Mon, 16 Feb

06:00 - 18:58ORK-SAN

20h 58m2 stops

06:15 - 12:55SAN-ORK

22h 40m2 stops

€736Delta

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Fri, 16 Jan - Tue, 20 Jan

06:00 - 18:53ORK-SAN

20h 53m2 stops

11:00 - 12:55SAN-ORK

17h 55m2 stops

€737Delta

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Fri, 16 Jan - Tue, 20 Jan

07:50 - 16:10SNN-SAN

16h 20m1 stop

07:10 - 16:45SAN-SNN

25h 35m2 stops

€794American Airlines

Find Deal

Wed, 4 Feb - Sun, 8 Feb

07:50 - 22:26SNN-SAN

22h 36m2 stops

12:32 - 16:45SAN-SNN

20h 13m2 stops

€798American Airlines

Find Deal

Wed, 4 Feb - Sun, 8 Feb

Iberia flights from Ireland to San Diego

Our best Iberia deals on Ireland to San Diego flight tickets

Iberia

29 Nov

DUB12:55Dublin

15h 23m

1 stop

SAN20:18San Diego

10 Dec

SAN06:30San Diego

18h 10m

1 stop

DUB08:40Dublin

€989

Find similar

Iberia

29 Nov

DUB12:55Dublin

17h 22m

1 stop

SAN22:17San Diego

7 Dec

SAN09:37San Diego

13h 33m

1 stop

DUB07:10Dublin

€1,137

Find similar

Iberia

29 Nov

DUB12:55Dublin

15h 23m

1 stop

SAN20:18San Diego

12 Dec

SAN09:37San Diego

13h 33m

1 stop

DUB07:10Dublin

€1,172

Find similar

Lufthansa flights from Ireland to San Diego

Our best Lufthansa deals on Ireland to San Diego flight tickets

Lufthansa

16 Jan

DUB05:10Dublin

22h 44m

2 stops

SAN19:54San Diego

20 Jan

SAN07:00San Diego

17h 10m

1 stop

DUB08:10Dublin

€692

Find similar

Lufthansa

28 Feb

DUB09:15Dublin

19h 34m

2 stops

SAN20:49San Diego

11 Mar

SAN14:10San Diego

20h 00m

2 stops

DUB17:10Dublin

€695

Find similar

Lufthansa

2 Mar

DUB09:10Dublin

19h 41m

2 stops

SAN20:51San Diego

10 Mar

SAN14:10San Diego

20h 00m

2 stops

DUB17:10Dublin

€696

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Sat 17/1

10:10-22:47

2 stops20h 37m

San Diego

Sat 31/1

10:37-18:20

3 stops23h 43m

€554

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 16/1

12:30-22:47

2 stops42h 17m

San Diego

Tue 20/1

14:55-11:45

2 stops36h 50m

€564

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Thu 15/1

14:45-15:45

2 stops33h 00m

San Diego

Wed 28/1

17:35-20:00

2 stops18h 25m

€631

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Sat 17/1

07:55-20:00

2 stops44h 05m

San Diego

Sat 31/1

07:51-08:40

1 stop16h 49m

€633

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Sat 7/2

19:45-16:05

1 stop28h 20m

San Diego

Sat 14/2

18:00-18:40

1 stop16h 40m

€653

ShannonSan Diego

SNN - SAN

SNNSAN

Shannon

Mon 9/2

20:05-16:10

1 stop28h 05m

San Diego

Mon 16/2

09:25-11:30

2 stops18h 05m

€690

CorkSan Diego

ORK - SAN

ORKSAN

Cork

Fri 16/1

06:00-18:58

2 stops20h 58m

San Diego

Tue 20/1

06:15-12:55

2 stops22h 40m

€736

CorkSan Diego

ORK - SAN

ORKSAN

Cork

Fri 16/1

06:00-18:53

2 stops20h 53m

San Diego

Tue 20/1

11:00-12:55

2 stops17h 55m

€737

ShannonSan Diego

SNN - SAN

SNNSAN

Shannon

Wed 4/2

07:50-16:10

1 stop16h 20m

San Diego

Sun 8/2

07:10-16:45

2 stops25h 35m

€794

ShannonSan Diego

SNN - SAN

SNNSAN

Shannon

Wed 4/2

07:50-22:26

2 stops22h 36m

San Diego

Sun 8/2

12:32-16:45

2 stops20h 13m

€798

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 €646, 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 €663.

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 €653. 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 €965.

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 €703. 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 €717 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 €723 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 €658 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 €580	Free Cancellation	Rating 7.7 1,422 reviews	Search KLM flights
British Airways	PriceFrom €584	Free Cancellation	Rating 6.7 7,539 reviews	Search British Airways flights
United Airlines	PriceFrom €644	Free Cancellation	Rating 7.4 9,044 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.