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Cheap flights from Dublin to San Diego from $307

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 1/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
10:10 am - 12:05 am
DUB
-
SAN
45h 55m2 stops
Scandinavian Airlines Logo
11:11 am - 11:45 am
SAN
-
DUB
40h 34m2 stops
$637Scandinavian Airlines
Sat, Jan 17 - Sat, Jan 24
Scandinavian Airlines Logo
12:30 pm - 9:05 pm
DUB
-
SAN
40h 35m2 stops
Scandinavian Airlines Logo
11:23 am - 11:45 am
SAN
-
DUB
40h 22m2 stops
$646Scandinavian Airlines
Fri, Feb 6 - Sat, Feb 28
Scandinavian Airlines Logo
12:30 pm - 12:05 am
DUB
-
SAN
43h 35m2 stops
Scandinavian Airlines Logo
2:55 pm - 6:20 pm
SAN
-
DUB
19h 25m2 stops
$655Scandinavian Airlines
Wed, Feb 4 - Sun, Feb 8
Scandinavian Airlines Logo
7:05 pm - 10:47 pm
DUB
-
SAN
35h 42m2 stops
Scandinavian Airlines Logo
10:45 am - 6:20 pm
SAN
-
DUB
23h 35m2 stops
$656Scandinavian Airlines
Wed, Feb 4 - Sun, Feb 8
Scandinavian Airlines Logo
7:05 pm - 10:47 pm
DUB
-
SAN
35h 42m2 stops
Scandinavian Airlines Logo
10:45 am - 11:45 am
SAN
-
DUB
41h 00m2 stops
$658Scandinavian Airlines
Wed, Feb 4 - Sun, Feb 8
Scandinavian Airlines Logo
12:30 pm - 12:05 am
DUB
-
SAN
43h 35m2 stops
Scandinavian Airlines Logo
7:05 am - 11:45 am
SAN
-
DUB
20h 40m2 stops
$668Scandinavian Airlines
Thu, Jan 15 - Wed, Jan 28
Scandinavian Airlines Logo
12:30 pm - 12:05 am
DUB
-
SAN
43h 35m2 stops
Scandinavian Airlines Logo
7:05 am - 9:25 am
SAN
-
DUB
18h 20m2 stops
$674Scandinavian Airlines
Thu, Jan 15 - Fri, Jan 30
Scandinavian Airlines Logo
10:10 am - 10:47 pm
DUB
-
SAN
20h 37m2 stops
Scandinavian Airlines Logo
10:37 am - 6:20 pm
SAN
-
DUB
23h 43m2 stops
$676Scandinavian Airlines
Sun, Jan 18 - Sun, Jan 25
Scandinavian Airlines Logo
10:10 am - 10:47 pm
DUB
-
SAN
20h 37m2 stops
Scandinavian Airlines Logo
10:37 am - 6:20 pm
SAN
-
DUB
23h 43m2 stops
$688Scandinavian Airlines
Sun, Jan 18 - Sun, Jan 25
Multiple Airlines Logo
11:30 am - 11:43 am
DUB
-
SAN
32h 13m2 stops
Multiple Airlines Logo
9:14 pm - 12:25 pm
SAN
-
DUB
31h 11m1 stop
$700Multiple Airlines
Fri, Feb 6 - Sat, Feb 28

Lufthansa flights from Dublin to San Diego

Our best Lufthansa deals on Dublin to San Diego flight tickets
Lufthansa
Jan 15
DUB10:40 amDublin
19h 53m
1 stop
SAN10:33 pmSan Diego
Jan 28
SAN7:00 amSan Diego
17h 10m
1 stop
DUB8:10 amDublin
$743
Find similar
Lufthansa
Jan 15
DUB9:20 amDublin
19h 29m
2 stops
SAN8:49 pmSan Diego
Jan 30
SAN7:00 amSan Diego
20h 10m
2 stops
DUB11:10 amDublin
$749
Find similar
Lufthansa
Dec 18
DUB10:40 amDublin
20h 11m
1 stop
SAN10:51 pmSan Diego
Jan 1
SAN7:00 amSan Diego
17h 10m
1 stop
DUB8:10 amDublin
$1,833
Find similar

United Airlines flights from Dublin to San Diego

Our best United Airlines deals on Dublin to San Diego flight tickets
United Airlines
Feb 6
DUB9:00 amDublin
34h 53m
1 stop
SAN11:53 amSan Diego
Feb 28
SAN11:04 amSan Diego
13h 06m
1 stop
DUB8:10 amDublin
$754
Find similar
United Airlines
Jan 17
DUB9:00 amDublin
34h 53m
1 stop
SAN11:53 amSan Diego
Jan 24
SAN7:00 amSan Diego
17h 10m
1 stop
DUB8:10 amDublin
$755
Find similar
United Airlines
Feb 4
DUB9:00 amDublin
22h 42m
2 stops
SAN11:42 pmSan Diego
Feb 8
SAN10:52 amSan Diego
13h 18m
1 stop
DUB8:10 amDublin
$760
Find similar

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 December 4, 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

Sat 1/17

10:10 am-12:05 am

2 stops45h 55m

San Diego

Sat 1/24

11:11 am-11:45 am

2 stops40h 34m

$637

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 2/6

12:30 pm-9:05 pm

2 stops40h 35m

San Diego

Sat 2/28

11:23 am-11:45 am

2 stops40h 22m

$646

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Wed 2/4

12:30 pm-12:05 am

2 stops43h 35m

San Diego

Sun 2/8

2:55 pm-6:20 pm

2 stops19h 25m

$655

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Wed 2/4

7:05 pm-10:47 pm

2 stops35h 42m

San Diego

Sun 2/8

10:45 am-6:20 pm

2 stops23h 35m

$656

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Wed 2/4

7:05 pm-10:47 pm

2 stops35h 42m

San Diego

Sun 2/8

10:45 am-11:45 am

2 stops41h 00m

$658

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Thu 1/15

12:30 pm-12:05 am

2 stops43h 35m

San Diego

Wed 1/28

7:05 am-11:45 am

2 stops20h 40m

$668

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Thu 1/15

12:30 pm-12:05 am

2 stops43h 35m

San Diego

Fri 1/30

7:05 am-9:25 am

2 stops18h 20m

$674

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Sun 1/18

10:10 am-10:47 pm

2 stops20h 37m

San Diego

Sun 1/25

10:37 am-6:20 pm

2 stops23h 43m

$676

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Sun 1/18

10:10 am-10:47 pm

2 stops20h 37m

San Diego

Sun 1/25

10:37 am-6:20 pm

2 stops23h 43m

$688

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 2/6

11:30 am-11:43 am

2 stops32h 13m

San Diego

Sat 2/28

9:14 pm-12:25 pm

1 stop31h 11m

$700

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 cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of January, then departing from Dublin during the month March is also very affordable. Most momondo users find prices during this month for around $765.

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 $834 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 $758 on momondo.

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

You could potentially save up to 13% 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 December 2025, prices for Dublin to San Diego flights are approximately 8% more expensive 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

Fastest flight time

19h 25m

Direct flights

None
The fastest flight from Dublin to San Diego takes 19h 25m
There are no direct flights from Dublin to San Diego. There are no popular flight routes from Dublin to San Diego.
Search flight deals

  • 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 16h 01m.

  • 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
National City
Imperial Beach
Poway
La Mesa
Borrego Springs
San Ysidro
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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