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Cheap flights from Ireland to San Diego from $363

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to San Diego departing on 4/27. 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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Find the cheapest flights from Ireland to San Diego

Recent round-trip flight deals from Ireland to San Diego

Enter your travel dates to find the best prices.
JetBlue Logo
10:40 am - 7:17 pm
DUB
-
SAN
16h 37m
1 stop
JetBlue Logo
11:05 am - 8:20 am
SAN
-
DUB
13h 15m
1 stop
$654JetBlue
Fri, Apr 17 - Tue, Apr 21
JetBlue Logo
11:40 am - 10:07 am
DUB
-
SAN
30h 27m
1 stop
JetBlue Logo
8:30 pm - 9:00 am
SAN
-
DUB
28h 30m
1 stop
$719JetBlue
Fri, May 29 - Fri, Jun 5
Finnair Logo
9:30 am - 6:23 pm
DUB
-
SAN
16h 53m
1 stop
Finnair Logo
9:12 am - 9:45 am
SAN
-
DUB
16h 33m
1 stop
$765Finnair
Fri, Apr 3 - Thu, Apr 16
KLM Logo
6:00 am - 12:05 pm
ORK
-
SAN
14h 05m
1 stop
KLM Logo
7:00 am - 10:45 am
SAN
-
ORK
20h 45m
2 stops
$784KLM
Thu, Mar 5 - Mon, Mar 9
KLM Logo
11:15 am - 11:02 pm
ORK
-
SAN
19h 47m
2 stops
KLM Logo
7:00 am - 10:45 am
SAN
-
ORK
20h 45m
2 stops
$789KLM
Thu, Mar 5 - Mon, Mar 9
British Airways Logo
6:00 pm - 4:10 pm
DUB
-
SAN
30h 10m
1 stop
British Airways Logo
3:38 pm - 4:50 pm
SAN
-
DUB
18h 12m
2 stops
$819British Airways
Thu, Mar 5 - Sun, Mar 8
British Airways Logo
8:40 pm - 8:20 pm
DUB
-
SAN
31h 40m
2 stops
British Airways Logo
2:46 pm - 7:40 pm
SAN
-
DUB
21h 54m
2 stops
$825British Airways
Thu, Mar 5 - Tue, Mar 10
KLM Logo
5:55 am - 12:05 pm
DUB
-
SAN
14h 10m
1 stop
KLM Logo
11:54 am - 7:45 am
SAN
-
DUB
12h 51m
1 stop
$843KLM
Thu, Mar 5 - Sun, Mar 8
American Airlines Logo
11:30 am - 9:59 pm
DUB
-
SAN
18h 29m
1 stop
American Airlines Logo
6:23 am - 8:40 am
SAN
-
DUB
19h 17m
1 stop
$844American Airlines
Thu, Mar 5 - Tue, Mar 10
Finnair Logo
9:30 am - 6:23 pm
DUB
-
SAN
16h 53m
1 stop
Finnair Logo
9:12 am - 9:45 am
SAN
-
DUB
16h 33m
1 stop
$849Finnair
Mon, Apr 6 - Mon, Apr 13

American Airlines flights from Ireland to San Diego

Our best American Airlines deals on Ireland to San Diego flight tickets
American Airlines
Mar 1
DUB11:30 amDublin
20h 29m
2 stops
SAN11:59 pmSan Diego
Mar 8
SAN2:18 pmSan Diego
17h 47m
2 stops
DUB3:05 pmDublin
$838
American Airlines
Mar 5
DUB11:30 amDublin
18h 29m
1 stop
SAN9:59 pmSan Diego
Mar 10
SAN6:23 amSan Diego
19h 17m
1 stop
DUB8:40 amDublin
$844
American Airlines
Mar 1
DUB11:30 amDublin
15h 54m
1 stop
SAN7:24 pmSan Diego
Mar 10
SAN9:31 amSan Diego
16h 09m
1 stop
DUB8:40 amDublin
$847

United Airlines flights from Ireland to San Diego

Our best United Airlines deals on Ireland to San Diego flight tickets
United Airlines
Feb 26
DUB12:05 pmDublin
38h 43m
2 stops
SAN6:48 pmSan Diego
Feb 28
SAN5:55 pmSan Diego
29h 35m
2 stops
DUB7:30 amDublin
$829
United Airlines
Mar 2
DUB9:00 amDublin
34h 53m
1 stop
SAN11:53 amSan Diego
Mar 11
SAN11:03 amSan Diego
15h 52m
2 stops
DUB9:55 amDublin
$852
United Airlines
Mar 4
DUB9:00 amDublin
21h 44m
2 stops
SAN10:44 pmSan Diego
Mar 9
SAN1:40 pmSan Diego
13h 15m
1 stop
DUB9:55 amDublin
$855

momondo Fare Finder

 
Customize your flight search to find flights from Ireland to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 23, 2026.
Use the filters below to find and compare flights from Ireland to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 4/17

10:40 am-7:17 pm

1 stop16h 37m

San Diego

Tue 4/21

11:05 am-8:20 am

1 stop13h 15m

$654

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 5/29

11:40 am-10:07 am

1 stop30h 27m

San Diego

Fri 6/5

8:30 pm-9:00 am

1 stop28h 30m

$719

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 4/3

9:30 am-6:23 pm

1 stop16h 53m

San Diego

Thu 4/16

9:12 am-9:45 am

1 stop16h 33m

$765

CorkSan Diego

ORK - SAN

ORKSAN

Cork

Thu 3/5

6:00 am-12:05 pm

1 stop14h 05m

San Diego

Mon 3/9

7:00 am-10:45 am

2 stops20h 45m

$784

CorkSan Diego

ORK - SAN

ORKSAN

Cork

Thu 3/5

11:15 am-11:02 pm

2 stops19h 47m

San Diego

Mon 3/9

7:00 am-10:45 am

2 stops20h 45m

$789

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Thu 3/5

6:00 pm-4:10 pm

1 stop30h 10m

San Diego

Sun 3/8

3:38 pm-4:50 pm

2 stops18h 12m

$819

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Thu 3/5

8:40 pm-8:20 pm

2 stops31h 40m

San Diego

Tue 3/10

2:46 pm-7:40 pm

2 stops21h 54m

$825

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Thu 3/5

5:55 am-12:05 pm

1 stop14h 10m

San Diego

Sun 3/8

11:54 am-7:45 am

1 stop12h 51m

$843

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Thu 3/5

11:30 am-9:59 pm

1 stop18h 29m

San Diego

Tue 3/10

6:23 am-8:40 am

1 stop19h 17m

$844

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Mon 4/6

9:30 am-6:23 pm

1 stop16h 53m

San Diego

Mon 4/13

9:12 am-9:45 am

1 stop16h 33m

$849

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Diego from

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

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

You could potentially save up to 30% on your flight if you consider stops on a Ireland to San Diego flight.

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

Fastest flight time

14h 05m

Direct flights

None
The fastest flight from Ireland to San Diego takes 14h 05m
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 old do you have to be to fly from Ireland to San Diego Airport?

    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 Ireland to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The travel and health documents required for your trip to San Diego Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Diego Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado
Chula Vista
El Cajon
Julian
Poway
National City
Imperial Beach
San Ysidro
Borrego Springs
La Mesa
Alpine
Lemon Grove
Santee

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ireland to San Diego. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to San Diego from Ireland with this policy.

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?

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

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