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

Aer Lingus, Delta, and United Airlines are the most popular carriers operating from San Diego to Ireland

What airlines fly to Ireland?

British Airways, American Airlines and United Airlines are the top three most popular airlines that fly to Ireland from San Diego according to our data. British Airways is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Ireland. Keep in mind that there are 10 different airlines that fly to Ireland on a routine basis, so you have a few additional options to choose from.

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

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

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

As of May 2026, there are 10 operators available to choose from for flights from San Diego Airport to Ireland.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Ireland.

What documentation or ID do you need to fly to Ireland?

The required travel and health documents for your Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$255 Cheap Flights from San Diego to Ireland in 2026

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Find the cheapest flights from San Diego to Ireland

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:50 am - 5:10 am

SAN

DUB

33h 20m

1 stop

1:00 pm - 10:53 am

DUB

SAN

29h 53m

1 stop

$466Aer Lingus

Tue, Nov 3 - Fri, Nov 13

1:10 pm - 5:10 am

SAN

DUB

32h 00m

1 stop

1:20 pm - 12:16 pm

DUB

SAN

30h 56m

1 stop

$477Aer Lingus

Mon, Sep 14 - Fri, Sep 18

11:50 am - 5:10 am

SAN

DUB

33h 20m

1 stop

1:00 pm - 10:53 am

DUB

SAN

29h 53m

1 stop

$515Aer Lingus

Thu, Nov 12 - Wed, Nov 25

11:50 am - 5:10 am

SAN

DUB

34h 20m

1 stop

1:00 pm - 10:53 am

DUB

SAN

29h 53m

1 stop

$516Aer Lingus

Mon, Oct 26 - Mon, Nov 2

8:42 pm - 7:30 am

SAN

SNN

26h 48m

2 stops

9:30 am - 3:49 pm

SNN

SAN

14h 19m

1 stop

$835United Airlines

Sat, Aug 1 - Wed, Sep 9

6:40 am - 7:30 am

SAN

SNN

16h 50m

1 stop

9:30 am - 10:34 pm

SNN

SAN

21h 04m

1 stop

$847United Airlines

Mon, Jul 6 - Wed, Jul 22

7:00 am - 2:40 pm

SAN

ORK

23h 40m

2 stops

6:15 am - 3:10 pm

ORK

SAN

16h 55m

2 stops

$967Delta

Sun, Aug 9 - Sun, Aug 23

1:40 pm - 4:35 pm

SAN

ORK

18h 55m

1 stop

6:15 am - 11:50 am

ORK

SAN

13h 35m

1 stop

$1,030KLM

Thu, Sep 24 - Sat, Oct 3

6:00 pm - 9:00 pm

SAN

ORK

19h 00m

1 stop

5:35 pm - 4:10 pm

ORK

SAN

30h 35m

1 stop

$1,051British Airways

Sat, Nov 7 - Wed, Nov 11

10:48 am - 11:10 am

SAN

ORK

16h 22m

2 stops

7:40 am - 4:10 pm

ORK

SAN

16h 30m

1 stop

$1,055British Airways

Sat, Nov 7 - Wed, Nov 11

Aer Lingus flights from San Diego to Ireland

Our best Aer Lingus deals on San Diego to Ireland flight tickets

Aer Lingus

Nov 3

SAN11:50 amSan Diego

33h 20m

1 stop

DUB5:10 amDublin

Nov 13

DUB1:00 pmDublin

29h 53m

1 stop

SAN10:53 amSan Diego

$466

Aer Lingus

Sep 14

SAN1:10 pmSan Diego

32h 00m

1 stop

DUB5:10 amDublin

Sep 18

DUB1:20 pmDublin

30h 56m

1 stop

SAN12:16 pmSan Diego

$477

Aer Lingus

Nov 12

SAN11:50 amSan Diego

33h 20m

1 stop

DUB5:10 amDublin

Nov 25

DUB1:00 pmDublin

29h 53m

1 stop

SAN10:53 amSan Diego

$515

Air Canada flights from San Diego to Ireland

Our best Air Canada deals on San Diego to Ireland flight tickets

Air Canada

Sep 9

SAN6:30 amSan Diego

17h 15m

2 stops

DUB7:45 amDublin

Sep 17

DUB9:50 amDublin

33h 35m

2 stops

SAN11:25 amSan Diego

$774

Air Canada

Sep 9

SAN7:00 amSan Diego

16h 45m

1 stop

DUB7:45 amDublin

Sep 17

DUB9:20 amDublin

34h 27m

2 stops

SAN11:47 amSan Diego

$778

Air Canada

Sep 11

SAN2:15 pmSan Diego

57h 30m

2 stops

DUB7:45 amDublin

Sep 18

DUB9:50 amDublin

33h 57m

1 stop

SAN11:47 amSan Diego

$791

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Tue 11/3

11:50 am-5:10 am

1 stop33h 20m

Dublin

Fri 11/13

1:00 pm-10:53 am

1 stop29h 53m

$466

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Mon 9/14

1:10 pm-5:10 am

1 stop32h 00m

Dublin

Fri 9/18

1:20 pm-12:16 pm

1 stop30h 56m

$477

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Thu 11/12

11:50 am-5:10 am

1 stop33h 20m

Dublin

Wed 11/25

1:00 pm-10:53 am

1 stop29h 53m

$515

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Mon 10/26

11:50 am-5:10 am

1 stop34h 20m

Dublin

Mon 11/2

1:00 pm-10:53 am

1 stop29h 53m

$516

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Sat 8/1

8:42 pm-7:30 am

2 stops26h 48m

Shannon

Wed 9/9

9:30 am-3:49 pm

1 stop14h 19m

$835

San DiegoShannon

SAN - SNN

SANSNN

San Diego

Mon 7/6

6:40 am-7:30 am

1 stop16h 50m

Shannon

Wed 7/22

9:30 am-10:34 pm

1 stop21h 04m

$847

San DiegoCork

SAN - ORK

SANORK

San Diego

Sun 8/9

7:00 am-2:40 pm

2 stops23h 40m

Cork

Sun 8/23

6:15 am-3:10 pm

2 stops16h 55m

$967

Quickest round-trip

San DiegoCork

SAN - ORK

SANORK

San Diego

Thu 9/24

1:40 pm-4:35 pm

1 stop18h 55m

Cork

Sat 10/3

6:15 am-11:50 am

1 stop13h 35m

$1,030

San DiegoCork

SAN - ORK

SANORK

San Diego

Sat 11/7

6:00 pm-9:00 pm

1 stop19h 00m

Cork

Wed 11/11

5:35 pm-4:10 pm

1 stop30h 35m

$1,051

San DiegoCork

SAN - ORK

SANORK

San Diego

Sat 11/7

10:48 am-11:10 am

2 stops16h 22m

Cork

Wed 11/11

7:40 am-4:10 pm

1 stop16h 30m

$1,055

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

What is the cheapest month to fly to Ireland?

In general, August is the cheapest month to fly from San Diego to Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $211. If you aren’t able to travel to Ireland during the month of August, then flying in July is also cheap. Prices for this month can be found on momondo for an average of $298.

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

You are more likely to see cheaper flights to Ireland from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around $710 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from San Diego for as low as $592 on momondo.

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

You could potentially save up to 33% on your flight if you consider stops on a San Diego to Ireland flight.

Cheap San Diego to Ireland flight deals and tips

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

Fastest flight time	12h 45m
Direct flights	None

The fastest flight from San Diego to Ireland takes 12h 45m

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

Search flight deals

Frequently asked questions about flying from San Diego to Ireland

When did momondo last update prices for flights from San Diego Airport to Ireland?
Prices for flights from San Diego Airport to Ireland were last updated today.
How many operators does momondo search for flights from San Diego Airport to Ireland?
As of May 2026, there are 10 operators available to choose from for flights from San Diego Airport to Ireland.
How old do you have to be to fly from San Diego Airport to Ireland?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Ireland.
What documentation or ID do you need to fly to Ireland?
The required travel and health documents for your Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from San Diego to Ireland

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

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom $299	Free Cancellation	Rating 7.1 2,982 reviews	Search JetBlue flights
Aer Lingus	PriceFrom $398	Free Cancellation	Rating 7.3 1,587 reviews	Search Aer Lingus flights
KLM	PriceFrom $433	Free Cancellation	Rating 7.8 1,525 reviews	Search KLM flights
British Airways	PriceFrom $434	Free Cancellation	Rating 6.7 8,008 reviews	Search British Airways flights
Air Canada	PriceFrom $447	Free Cancellation	Rating 7.1 11,095 reviews	Search Air Canada flights
American Airlines	PriceFrom $464	Free Cancellation	Rating 7.1 11,640 reviews	Search American Airlines flights
Delta	PriceFrom $465	Free Cancellation	Rating 7.9 8,422 reviews	Search Delta flights
Iberia	PriceFrom $478	Free Cancellation	Rating 7.0 3,222 reviews	Search Iberia flights
United Airlines	PriceFrom $480	Free Cancellation	Rating 7.4 9,757 reviews	Search United Airlines flights
Lufthansa	PriceFrom $657	Free Cancellation	Rating 6.8 8,032 reviews	Search Lufthansa flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Diego to Ireland. momondo saves you time and could save you money on your trip.

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

All flight searches from San Diego to Ireland on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between San Diego and Ireland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of San Diego to Ireland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Ireland trip

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Complete your trip

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Popular cities in Ireland

Flights to Dublinfrom $322

Flights to Shannon, Clarefrom $492

Flights to Corkfrom $607

Flights to Knockfrom $787

Flights to Milltown (Kerry)from $727

Flights to Donegalfrom $800

Cheap flights from San Diego to Ireland from $255

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Ireland departing on 9/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Aer Lingus flights from San Diego to Ireland

Our best Aer Lingus deals on San Diego to Ireland flight tickets

Air Canada flights from San Diego to Ireland

Our best Air Canada deals on San Diego to Ireland flight tickets

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See travel insights to Ireland from

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

What is the cheapest month to fly to Ireland?

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

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

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

What airlines fly to Ireland?

Cheap San Diego to Ireland flight deals and tips

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

Fastest flight time

Direct flights

Frequently asked questions about flying from San Diego to Ireland

Best airlines flying from San Diego to Ireland

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

Why use momondo?

An easier way to manage your Ireland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ireland

Popular cities in Ireland

Popular flights according to clicks in the last 7 days on momondo

San Diego flight routes

According to popular flight searches on momondo this year

Ireland flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Ireland

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Ireland

List of cabin classes available on flights landing in Ireland. Availability may vary depending on flight origin and airline.

Complete your trip to Ireland

Explore popular destinations other users love

According to popular flight searches on momondo this year