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Cheap flights from Dublin to San Diego from $426

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 8/21. 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 Dublin to San Diego

Cheap round-trip flights

Scandinavian Airlines Logo
7:05 pm - 10:51 pmDUB-SAN
35h 46m2 stops
Scandinavian Airlines Logo
10:00 am - 6:15 pmSAN-DUB
24h 15m2 stops
$591Scandinavian Airlines
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Thu, Aug 28 - Thu, Sep 4
Logo
9:10 pm - 11:37 pmDUB-SAN
34h 27m3 stops
Logo
7:47 pm - 11:50 amSAN-DUB
32h 03m3 stops
$595
Find Deal
Mon, Aug 25 - Sun, Sep 7
Scandinavian Airlines Logo
7:05 pm - 10:51 pmDUB-SAN
35h 46m2 stops
Scandinavian Airlines Logo
10:37 am - 9:25 amSAN-DUB
38h 48m2 stops
$628Scandinavian Airlines
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Fri, Aug 29 - Fri, Sep 5
Scandinavian Airlines Logo
7:05 pm - 10:51 pmDUB-SAN
35h 46m2 stops
Scandinavian Airlines Logo
10:37 am - 9:25 amSAN-DUB
38h 48m2 stops
$630Scandinavian Airlines
Find Deal
Fri, Aug 29 - Fri, Sep 5
JetBlue Logo
10:40 am - 6:57 pmDUB-SAN
16h 17m1 stop
JetBlue Logo
10:10 am - 8:20 amSAN-DUB
14h 10m1 stop
$767JetBlue
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Fri, Sep 19 - Tue, Sep 30
Lufthansa Logo
5:10 am - 12:15 amDUB-SAN
27h 05m2 stops
Lufthansa Logo
5:35 pm - 5:10 pmSAN-DUB
15h 35m1 stop
$779Lufthansa
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Fri, Dec 5 - Fri, Jan 9
Icelandair Logo
12:15 pm - 7:48 pmDUB-SAN
39h 33m2 stops
Icelandair Logo
11:16 am - 1:15 pmSAN-DUB
17h 59m2 stops
$791Icelandair
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Fri, Aug 29 - Sun, Aug 31
JetBlue Logo
11:30 am - 6:57 pmDUB-SAN
15h 27m1 stop
JetBlue Logo
10:10 am - 8:20 amSAN-DUB
14h 10m1 stop
$794JetBlue
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Sat, Aug 30 - Sat, Sep 6
Brussels Airlines Logo
10:40 am - 6:52 pmDUB-SAN
15h 12m1 stop
Brussels Airlines Logo
7:00 am - 8:10 amSAN-DUB
17h 10m1 stop
$798Brussels Airlines
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Sat, Nov 1 - Mon, Nov 24
Icelandair Logo
11:30 am - 10:59 pmDUB-SAN
18h 29m2 stops
Icelandair Logo
9:40 am - 10:15 amSAN-DUB
16h 35m2 stops
$799Icelandair
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Sat, Nov 1 - Mon, Nov 24

American Airlines flights from Dublin to San Diego

Our best American Airlines deals on Dublin to San Diego flight tickets
American Airlines
Jul 30
DUB11:45 amDublin
20h 24m
1 stop
SAN12:09 amSan Diego
Aug 12
SAN4:20 pmSan Diego
16h 45m
2 stops
DUB5:05 pmDublin
$984
Find similar
American Airlines
Jul 21
DUB12:40 pmDublin
14h 00m
1 stop
SAN6:40 pmSan Diego
Aug 6
SAN10:39 amSan Diego
15h 06m
1 stop
DUB9:45 amDublin
$1,095
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Lufthansa flights from Dublin to San Diego

Our best Lufthansa deals on Dublin to San Diego flight tickets
Lufthansa
Dec 5
DUB5:10 amDublin
27h 05m
2 stops
SAN12:15 amSan Diego
Jan 9
SAN5:35 pmSan Diego
15h 35m
1 stop
DUB5:10 pmDublin
$779
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Lufthansa
Jul 29
DUB11:35 amDublin
19h 09m
1 stop
SAN10:44 pmSan Diego
Aug 12
SAN11:27 amSan Diego
14h 53m
2 stops
DUB10:20 amDublin
$1,003
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Lufthansa
Jul 23
DUB8:00 pmDublin
27h 25m
1 stop
SAN3:25 pmSan Diego
Jul 30
SAN11:17 amSan Diego
15h 03m
2 stops
DUB10:20 amDublin
$1,006
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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 $820 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 10% 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 July 2025, prices for Dublin to San Diego flights are approximately 5% 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

Best Price Found

$426

Fastest flight time

15h 12m

Direct flights

None

Airports in San Diego

1 airport
The best one-way flight to San Diego from Dublin in the past 72 hours is $426. The best round-trip flight deal from Dublin to San Diego found on momondo in the last 72 hours is $591.
The fastest flight from Dublin to San Diego takes 15h 12m
There are no direct flights from Dublin to San Diego. Popular non-direct route for this connection is Dublin Airport - San Diego Airport.
There is 1 airport near San Diego: San Diego (SAN)
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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 15h 12m.

  • 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 many operators does momondo search for flights from Dublin Airport to San Diego Airport?

  • 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.

  • What is the most popular airline from Dublin to San Diego?

Best airlines flying from Dublin to San Diego

Compare and see reviews for airlines that fly from Dublin to San Diego with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $726Free CancellationRating
7.4
8,863 reviews
Search United Airlines flights

Traveling to a place near San Diego?

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