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

JetBlue, KLM, 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 36% 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 September 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.

$297 Cheap Flights from San Diego to Ireland in 2026

Discover deals from 900+ travel sites with momondo.

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.

10:00 am - 9:45 amSAN San Diego-DUB Dublin

15h 45m1 stop Dallas/Fort Worth

6:05 pm - 5:52 pmDUB Dublin-SAN San Diego

31h 47m2 stops Helsinki-Vantaa Dallas/Fort Worth

$708Finnair

Mon, Oct 19 - Tue, Nov 3

6:00 pm - 7:45 pmSAN San Diego-DUB Dublin

17h 45m1 stop London Heathrow

8:50 am - 4:10 pmDUB Dublin-SAN San Diego

15h 20m1 stop London Heathrow

$726British Airways

Tue, Feb 9 - Tue, Feb 16

6:00 pm - 7:45 pmSAN San Diego-DUB Dublin

17h 45m1 stop London Heathrow

9:00 am - 4:10 pmDUB Dublin-SAN San Diego

15h 10m1 stop London Heathrow

$726British Airways

Tue, Jan 5 - Wed, Jan 20

12:55 pm - 6:10 amSAN San Diego-DUB Dublin

34h 15m1 stop Toronto Pearson Intl

5:10 am - 6:37 pmDUB Dublin-SAN San Diego

21h 27m2 stops Frankfurt am Main San Francisco

$727Multiple Airlines

Tue, Oct 27 - Tue, Nov 10

6:15 am - 8:45 amSAN San Diego-DUB Dublin

18h 30m1 stop Atlanta Hartsfield-Jackson

5:45 am - 12:10 pmDUB Dublin-SAN San Diego

14h 25m1 stop Amsterdam Schiphol

$729Delta

Mon, Oct 19 - Tue, Nov 3

6:00 pm - 4:55 pmSAN San Diego-DUB Dublin

14h 55m1 stop London Heathrow

11:30 am - 9:40 pmDUB Dublin-SAN San Diego

18h 10m1 stop Philadelphia

$733American Airlines

Tue, Nov 3 - Fri, Nov 13

10:53 am - 7:45 amSAN San Diego-DUB Dublin

12h 52m1 stop Atlanta Hartsfield-Jackson

1:25 pm - 12:10 pmDUB Dublin-SAN San Diego

30h 45m1 stop Amsterdam Schiphol

$733Delta

Mon, Nov 2 - Mon, Nov 9

9:20 am - 8:30 amSAN San Diego-DUB Dublin

15h 10m1 stop Philadelphia

11:30 am - 9:39 pmDUB Dublin-SAN San Diego

18h 09m1 stop Philadelphia

$737Iberia

Mon, Jan 18 - Fri, Jan 29

7:40 pm - 7:30 pmSAN San Diego-DUB Dublin

15h 50m1 stop London Heathrow

11:30 am - 6:57 pmDUB Dublin-SAN San Diego

14h 27m1 stop Philadelphia

$744American Airlines

Wed, Oct 14 - Wed, Oct 28

9:20 am - 8:30 amSAN San Diego-DUB Dublin

15h 10m1 stop Philadelphia

11:30 am - 9:39 pmDUB Dublin-SAN San Diego

18h 09m1 stop Philadelphia

$750Iberia

Sat, Jan 23 - Sat, Feb 6

Cheap last minute flights

Enter your travel dates to find the best prices.

7:40 pm - 6:00 pmSAN San Diego-DUB Dublin

14h 20m1 stop London Heathrow

8:35 am - 2:55 pmDUB Dublin-SAN San Diego

14h 20m1 stop London Heathrow

$915British Airways

Wed, Sep 9 - Thu, Sep 17

1:10 pm - 8:15 amSAN San Diego-DUB Dublin

35h 05m1 stop Toronto Pearson Intl

9:20 am - 8:36 pmDUB Dublin-SAN San Diego

19h 16m1 stop Montreal Pierre Elliott Trudeau Intl

$918Multiple Airlines

Tue, Sep 8 - Tue, Sep 15

1:10 pm - 8:15 amSAN San Diego-DUB Dublin

35h 05m1 stop Toronto Pearson Intl

9:50 am - 8:36 pmDUB Dublin-SAN San Diego

18h 46m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$924Multiple Airlines

Tue, Sep 8 - Tue, Sep 15

7:00 am - 7:45 amSAN San Diego-DUB Dublin

16h 45m1 stop Montreal Pierre Elliott Trudeau Intl

9:20 am - 11:47 amDUB Dublin-SAN San Diego

34h 27m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

$930Air Canada

Wed, Sep 9 - Thu, Sep 17

6:15 am - 10:40 amSAN San Diego-DUB Dublin

20h 25m2 stops Los Angeles Los Angeles Washington, D.C. Dulles Intl

9:20 am - 8:36 pmDUB Dublin-SAN San Diego

19h 16m1 stop Montreal Pierre Elliott Trudeau Intl

$931United Airlines

Wed, Sep 9 - Thu, Sep 17

10:30 pm - 7:45 amSAN San Diego-DUB Dublin

25h 15m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

9:20 am - 10:10 pmDUB Dublin-SAN San Diego

20h 50m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$936Air Canada

Tue, Sep 8 - Tue, Sep 15

10:04 am - 10:35 amSAN San Diego-DUB Dublin

16h 31m1 stop Chicago O'Hare Intl

11:35 am - 11:25 pmDUB Dublin-SAN San Diego

19h 50m1 stop Chicago O'Hare Intl

$1,084Aer Lingus

Wed, Sep 9 - Fri, Sep 11

1:10 pm - 3:45 pmSAN San Diego-DUB Dublin

18h 35m2 stops Chicago O'Hare Intl London Heathrow

7:35 pm - 11:44 pmDUB Dublin-SAN San Diego

36h 09m2 stops London Heathrow Seattle/Tacoma Intl

$2,055British Airways

Sat, Sep 12 - Sun, Sep 27

2:24 pm - 4:55 pmSAN San Diego-DUB Dublin

18h 31m2 stops Los Angeles Los Angeles Munich Franz Josef Strauss

11:35 am - 6:40 pmDUB Dublin-SAN San Diego

15h 05m1 stop Chicago O'Hare Intl

$3,488Lufthansa

Sat, Sep 12 - Sun, Sep 27

5:15 pm - 4:55 pmSAN San Diego-DUB Dublin

15h 40m1 stop Munich Franz Josef Strauss

11:35 am - 6:40 pmDUB Dublin-SAN San Diego

15h 05m1 stop Chicago O'Hare Intl

$4,699Lufthansa

Sat, Sep 12 - Sun, Sep 27

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American Airlines flights from San Diego to Ireland

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

American Airlines

Nov 3

SAN6:00 pmSan Diego

14h 55m

1 stop

DUB4:55 pmDublin

Nov 13

DUB11:30 amDublin

18h 10m

1 stop

SAN9:40 pmSan Diego

$733

American Airlines

Oct 14

SAN7:40 pmSan Diego

15h 50m

1 stop

DUB7:30 pmDublin

Oct 28

DUB11:30 amDublin

14h 27m

1 stop

SAN6:57 pmSan Diego

$744

American Airlines

Oct 1

SAN4:45 pmSan Diego

19h 50m

1 stop

SNN8:35 pmShannon

Oct 8

SNN7:30 amShannon

15h 25m

1 stop

SAN2:55 pmSan Diego

$1,082

Air Canada flights from San Diego to Ireland

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

Air Canada

Nov 14

SAN12:55 pmSan Diego

34h 15m

1 stop

DUB7:10 amDublin

Nov 22

DUB9:00 amDublin

34h 27m

2 stops

SAN11:27 amSan Diego

$773

Air Canada

Nov 14

SAN10:30 pmSan Diego

24h 40m

2 stops

DUB7:10 amDublin

Nov 22

DUB9:00 amDublin

34h 27m

2 stops

SAN11:27 amSan Diego

$777

Air Canada

Nov 3

SAN5:15 pmSan Diego

29h 55m

2 stops

DUB7:10 amDublin

Nov 14

DUB9:00 amDublin

39h 25m

2 stops

SAN4:25 pmSan Diego

$786

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoDublin

SAN San Diego - DUB Dublin

SANDUB

San Diego

Mon 10/19

10:00 am-9:45 am

1 stop15h 45m

Dublin

Tue 11/3

6:05 pm-5:52 pm

2 stops31h 47m

$708

San DiegoDublin

SAN San Diego - DUB Dublin

SANDUB

San Diego

Tue 2/9

6:00 pm-7:45 pm

1 stop17h 45m

Dublin

Tue 2/16

8:50 am-4:10 pm

1 stop15h 20m

$726

San DiegoDublin

SAN San Diego - DUB Dublin

SANDUB

San Diego

Tue 1/5

6:00 pm-7:45 pm

1 stop17h 45m

Dublin

Wed 1/20

9:00 am-4:10 pm

1 stop15h 10m

$726

San DiegoDublin

SAN San Diego - DUB Dublin

SANDUB

San Diego

Tue 10/27

12:55 pm-6:10 am

1 stop34h 15m

Dublin

Tue 11/10

5:10 am-6:37 pm

2 stops21h 27m

$727

San DiegoDublin

SAN San Diego - DUB Dublin

SANDUB

San Diego

Mon 10/19

6:15 am-8:45 am

1 stop18h 30m

Dublin

Tue 11/3

5:45 am-12:10 pm

1 stop14h 25m

$729

San DiegoDublin

SAN San Diego - DUB Dublin

SANDUB

San Diego

Tue 11/3

6:00 pm-4:55 pm

1 stop14h 55m

Dublin

Fri 11/13

11:30 am-9:40 pm

1 stop18h 10m

$733

San DiegoDublin

SAN San Diego - DUB Dublin

SANDUB

San Diego

Mon 11/2

10:53 am-7:45 am

1 stop12h 52m

Dublin

Mon 11/9

1:25 pm-12:10 pm

1 stop30h 45m

$733

San DiegoDublin

SAN San Diego - DUB Dublin

SANDUB

San Diego

Mon 1/18

9:20 am-8:30 am

1 stop15h 10m

Dublin

Fri 1/29

11:30 am-9:39 pm

1 stop18h 09m

$737

Quickest round-trip

San DiegoDublin

SAN San Diego - DUB Dublin

SANDUB

San Diego

Wed 10/14

7:40 pm-7:30 pm

1 stop15h 50m

Dublin

Wed 10/28

11:30 am-6:57 pm

1 stop14h 27m

$744

San DiegoDublin

SAN San Diego - DUB Dublin

SANDUB

San Diego

Sat 1/23

9:20 am-8:30 am

1 stop15h 10m

Dublin

Sat 2/6

11:30 am-9:39 pm

1 stop18h 09m

$750

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, January 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 $468. If you aren’t able to travel to Ireland during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $514.

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 $766 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 $673 on momondo.

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

You could potentially save up to 21% 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

Best Price Found	$297
Fastest flight time	13h 25m
Direct flights	None

The best one-way flight to Ireland from San Diego in the past 72 hours is $297. The best round-trip flight deal from San Diego to Ireland found on momondo in the last 72 hours is $708.

The fastest flight from San Diego to Ireland takes 13h 25m

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 September 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
British Airways	PriceFrom $328	Free Cancellation	Rating 6.7 8,209 reviews	Search British Airways flights
Aer Lingus	PriceFrom $398	Free Cancellation	Rating 7.3 1,751 reviews	Search Aer Lingus flights
KLM	PriceFrom $433	Free Cancellation	Rating 7.8 1,571 reviews	Search KLM flights
Lufthansa	PriceFrom $440	Free Cancellation	Rating 6.8 8,219 reviews	Search Lufthansa flights
American Airlines	PriceFrom $445	Free Cancellation	Rating 7.1 12,042 reviews	Search American Airlines flights
Air Canada	PriceFrom $447	Free Cancellation	Rating 7.1 11,594 reviews	Search Air Canada flights
Iberia	PriceFrom $468	Free Cancellation	Rating 7.0 3,247 reviews	Search Iberia flights
Delta	PriceFrom $471	Free Cancellation	Rating 7.8 8,548 reviews	Search Delta flights
United Airlines	PriceFrom $480	Free Cancellation	Rating 7.4 10,176 reviews	Search United Airlines flights
JetBlue	PriceFrom $728	Free Cancellation	Rating 7.1 3,046 reviews	Search JetBlue 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 $354

Flights to Shannon, Clarefrom $577

Flights to Corkfrom $568

Flights to Knockfrom $743

Flights to Milltown (Kerry)from $723

Flights to Donegalfrom $805

Cheap flights from San Diego to Ireland from $297

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 10/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from San Diego to Ireland

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American Airlines flights from San Diego to Ireland

Our best American Airlines 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

momondo Fare Finder

Use the filters below to find and compare flights from San Diego to Ireland that are best for you.

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

Best Price Found

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