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Cheap flights from Dublin to San Diego from $365

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to San Diego departing on 9/24. 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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Cheap round-trip flights

Scandinavian Airlines Logo
7:05 pm - 10:54 pmDUB-SAN
35h 49m2 stops
Scandinavian Airlines Logo
8:00 am - 9:25 amSAN-DUB
41h 25m2 stops
$623Scandinavian Airlines
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Fri, Dec 5 - Fri, Jan 9
Scandinavian Airlines Logo
12:30 pm - 11:47 pmDUB-SAN
43h 17m2 stops
Scandinavian Airlines Logo
10:00 am - 11:45 amSAN-DUB
41h 45m2 stops
$627Scandinavian Airlines
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Tue, Nov 18 - Wed, Nov 26
Logo
12:50 pm - 1:20 pmDUB-SAN
32h 30m1 stop
Logo
5:19 pm - 10:50 amSAN-DUB
57h 31m2 stops
$672
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Fri, Oct 3 - Sat, Oct 18
Logo
12:50 pm - 1:20 pmDUB-SAN
32h 30m1 stop
Logo
9:51 pm - 4:25 amSAN-DUB
22h 34m1 stop
$713
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Fri, Oct 3 - Sat, Oct 18
Lufthansa Logo
5:00 am - 6:34 pmDUB-SAN
21h 34m2 stops
Lufthansa Logo
7:00 am - 8:10 amSAN-DUB
17h 10m1 stop
$724Lufthansa
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Thu, Nov 13 - Sun, Nov 16
Lufthansa Logo
10:40 am - 6:50 pmDUB-SAN
16h 10m1 stop
Lufthansa Logo
7:00 am - 8:10 amSAN-DUB
17h 10m1 stop
$740Lufthansa
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Thu, Nov 13 - Sun, Nov 16
British Airways Logo
1:00 pm - 4:10 pmDUB-SAN
35h 10m1 stop
British Airways Logo
6:00 pm - 3:20 pmSAN-DUB
13h 20m1 stop
$756British Airways
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Mon, Dec 22 - Mon, Jan 12
British Airways Logo
3:10 pm - 4:10 pmDUB-SAN
33h 00m1 stop
British Airways Logo
8:25 am - 9:50 amSAN-DUB
17h 25m2 stops
$772British Airways
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Mon, Nov 17 - Mon, Nov 24
American Airlines Logo
11:30 am - 9:41 pmDUB-SAN
17h 11m2 stops
American Airlines Logo
6:00 pm - 5:40 pmSAN-DUB
15h 40m1 stop
$775American Airlines
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Thu, Oct 30 - Sat, Nov 15
American Airlines Logo
10:30 am - 9:55 amDUB-SAN
31h 25m2 stops
American Airlines Logo
10:41 pm - 8:40 amSAN-DUB
25h 59m1 stop
$794American Airlines
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Thu, Nov 27 - Sun, Nov 30

United Airlines flights from Dublin to San Diego

Our best United Airlines deals on Dublin to San Diego flight tickets
United Airlines
Oct 3
DUB9:20 amDublin
14h 31m
1 stop
SAN3:51 pmSan Diego
Oct 18
SAN12:35 pmSan Diego
13h 45m
1 stop
DUB10:20 amDublin
$783
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United Airlines
Nov 28
DUB9:00 amDublin
34h 38m
1 stop
SAN11:38 amSan Diego
Dec 4
SAN10:52 amSan Diego
13h 18m
1 stop
DUB8:10 amDublin
$785
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United Airlines
Nov 17
DUB9:00 amDublin
34h 38m
1 stop
SAN11:38 amSan Diego
Nov 26
SAN8:30 amSan Diego
17h 50m
1 stop
DUB10:20 amDublin
$786
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Air Canada flights from Dublin to San Diego

Our best Air Canada deals on Dublin to San Diego flight tickets
Air Canada
Nov 26
DUB9:00 amDublin
39h 02m
2 stops
SAN4:02 pmSan Diego
Dec 3
SAN12:25 pmSan Diego
34h 45m
1 stop
DUB7:10 amDublin
$779
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Air Canada
Nov 15
DUB9:00 amDublin
34h 38m
1 stop
SAN11:38 amSan Diego
Nov 26
SAN12:25 pmSan Diego
34h 45m
1 stop
DUB7:10 amDublin
$790
Find similar
Air Canada
Nov 28
DUB9:00 amDublin
21h 29m
2 stops
SAN10:29 pmSan Diego
Dec 1
SAN10:30 pmSan Diego
24h 40m
2 stops
DUB7:10 amDublin
$797
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momondo Fare Finder

 
Customize your flight search to find flights from Dublin 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 September 11, 2025.
Use the filters below to find and compare flights from Dublin to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 12/5

7:05 pm-10:54 pm

2 stops35h 49m

San Diego

Fri 1/9

8:00 am-9:25 am

2 stops41h 25m

$623

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Tue 11/18

12:30 pm-11:47 pm

2 stops43h 17m

San Diego

Wed 11/26

10:00 am-11:45 am

2 stops41h 45m

$627

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 10/3

12:50 pm-1:20 pm

1 stop32h 30m

San Diego

Sat 10/18

5:19 pm-10:50 am

2 stops57h 31m

$672

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 10/3

12:50 pm-1:20 pm

1 stop32h 30m

San Diego

Sat 10/18

9:51 pm-4:25 am

1 stop22h 34m

$713

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Thu 11/13

5:00 am-6:34 pm

2 stops21h 34m

San Diego

Sun 11/16

7:00 am-8:10 am

1 stop17h 10m

$724

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Thu 11/13

10:40 am-6:50 pm

1 stop16h 10m

San Diego

Sun 11/16

7:00 am-8:10 am

1 stop17h 10m

$740

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Mon 12/22

1:00 pm-4:10 pm

1 stop35h 10m

San Diego

Mon 1/12

6:00 pm-3:20 pm

1 stop13h 20m

$756

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Mon 11/17

3:10 pm-4:10 pm

1 stop33h 00m

San Diego

Mon 11/24

8:25 am-9:50 am

2 stops17h 25m

$772

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Thu 10/30

11:30 am-9:41 pm

2 stops17h 11m

San Diego

Sat 11/15

6:00 pm-5:40 pm

1 stop15h 40m

$775

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Thu 11/27

10:30 am-9:55 am

2 stops31h 25m

San Diego

Sun 11/30

10:41 pm-8:40 am

1 stop25h 59m

$794

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 Dublin 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

What is the typical price of a round-trip flight between Dublin and San Diego?

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of November, then departing from Dublin during the month February is also very affordable. Most momondo users find prices during this month for around $731.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Dublin to San Diego is on a Friday. Travelers who choose to depart for San Diego on a Friday will often find tickets for as low as $780. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $869. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

What is the cheapest time of day to depart on your flight to San Diego?

The cheapest time of day to fly to San Diego is at noon when flights can be purchased for as low as $774. Flights in the morning are often more expensive with an average ticket price of $811.

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

You are more likely to see cheaper flights to San Diego from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $822 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Dublin for as low as $729 on momondo.

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

You could potentially save up to 16% on your flight if you consider stops on a Dublin to San Diego flight.

How have Dublin to San Diego flight prices changed over time?

As of September 2025, prices for Dublin to San Diego flights are approximately 2% cheaper when compared to flights at the same time last year.

When to book flights from Dublin to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Dublin to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Dublin to San Diego (DUB to SAN) flight deals and tips

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

Direct flights

None
There are no direct flights from Dublin to San Diego. There are no popular flight routes from Dublin to San Diego.
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  • How far is Dublin to San Diego by plane?

    There are 5196.4 mi between Dublin and San Diego. In terms of flight time, this usually takes a little over 14h 05m.

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

    Prices for flights from Dublin Airport to San Diego Airport refresh daily.

  • How old do you have to be to fly from Dublin Airport 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 Dublin Airport 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 license 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.

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
La Mesa
National City
Imperial Beach
Poway
San Ysidro
Borrego Springs
Lemon Grove
Alpine
Santee

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Dublin to San Diego for you.

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

Yes. All flights to San Diego from Dublin on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Dublin to San Diego flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Dublin to San Diego now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Diego and let you know when they change.

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