$377 Find Cheap Flights from Ireland to San Diego

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to San Diego departing on 11/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

KAYAK searches hundreds of travel sites at once for deals on flights to San Diego

 
These are the airlines KAYAK users have selected most often from within our search results for flights to San Diego, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results for flights to San Diego, as well as popular online travel agencies
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Flight Deals

Cheap Flights from Ireland to San Diego

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Ireland to San Diego that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Ireland to San Diego

Fri, Oct 31 - Thu, Nov 13
Scandinavian Airlines Logo
12:30 pm - 11:06 pmDUB-SAN
41h 36m2 stops
Scandinavian Airlines Logo
11:02 am - 9:25 amSAN-DUB
38h 23m2 stops
$603Scandinavian Airlines
Find Deal
Sat, Nov 22 - Wed, Nov 26
Scandinavian Airlines Logo
10:10 am - 10:55 pmDUB-SAN
20h 45m2 stops
Scandinavian Airlines Logo
10:00 am - 11:45 amSAN-DUB
41h 45m2 stops
$650Scandinavian Airlines
Find Deal
Thu, Oct 16 - Thu, Oct 30
 Logo
11:35 am - 10:59 pmDUB-SAN
19h 24m1 stop
 Logo
8:00 am - 5:10 amSAN-DUB
14h 10m1 stop
Wed, Oct 22 - Tue, Oct 28
 Logo
12:50 pm - 8:20 pmDUB-SAN
15h 30m1 stop
 Logo
9:11 am - 8:50 amSAN-DUB
16h 39m1 stop
Sat, Nov 8 - Mon, Nov 24
Scandinavian Airlines Logo
10:10 am - 11:06 pmDUB-SAN
20h 56m2 stops
Scandinavian Airlines Logo
10:00 am - 6:20 pmSAN-DUB
24h 20m3 stops
$723Scandinavian Airlines
Find Deal
Mon, Dec 22 - Mon, Jan 12
British Airways Logo
8:40 pm - 4:10 pmDUB-SAN
27h 30m1 stop
British Airways Logo
6:00 pm - 5:05 pmSAN-DUB
15h 05m1 stop
$770British Airways
Find Deal
Tue, Nov 18 - Sun, Nov 30
British Airways Logo
5:05 pm - 4:10 pmDUB-SAN
31h 05m1 stop
British Airways Logo
4:25 pm - 4:50 pmSAN-DUB
16h 25m2 stops
$772British Airways
Find Deal
Fri, Oct 31 - Thu, Nov 13
Lufthansa Logo
11:55 am - 12:13 amDUB-SAN
19h 18m2 stops
Lufthansa Logo
7:00 am - 8:10 amSAN-DUB
17h 10m1 stop
$777Lufthansa
Find Deal
Fri, Oct 17 - Wed, Oct 29
American Airlines Logo
9:30 am - 9:21 pmDUB-SAN
19h 51m1 stop
American Airlines Logo
7:00 pm - 5:00 pmSAN-DUB
15h 00m1 stop
$781American Airlines
Find Deal
Thu, Sep 25 - Tue, Sep 30
American Airlines Logo
7:20 am - 6:02 pmORK-SAN
18h 42m2 stops
American Airlines Logo
4:40 pm - 7:50 pmSAN-ORK
19h 10m2 stops
$1,019American Airlines
Find Deal

Everything you should know

When to book
4 weeks
in advance
Our data shows that travelers who book at least 4 weeks in advance save around 23% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
February
Cheapest • 11% price drop
July
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
Cheapest round-trip
$603
Overall average: $790
Scandinavian Airlines
Fri 10/31Thu 11/13
DUB - SAN • 2 stops
Cheapest one-way
$377
Typical prices: $522-686
Multiple Airlines
Tue 11/4
DUB - SAN • 2 stops
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to San Diego!
Booking Insights

KAYAK's insights & trends for flights to San Diego

Get data-powered insights and trends for flights to San Diego to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly to San Diego?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights to San Diego, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights to San Diego is February, where tickets cost $731 on average for return flights. On the other hand, the most expensive months are August and July, where the average cost of tickets from Ireland is $1,009 and $994 respectively. For one-way flights, the best month to travel is February with an average price of $731.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights to San Diego, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price, you should book around 4 weeks before departure, which saves you about 23% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 7 weeks before departure.

Good to know

Low seasonFebruary
Cheapest flight$377
Best time to beat the crowds with an average 11% drop in price.
Most popular time to fly with an average 21% increase in price.
Flight from Dublin to San Diego

FAQs - booking San Diego flights

  • How far is San Diego Airport from central San Diego?

    Central San Diego is 3 miles away from San Diego Airport.

  • What is the name of San Diego’s airport?

    There is only 1 airport in San Diego, called San Diego Airport (SAN). It can also be referred to as Lindbergh Field, San Diego, or San Diego Intl.

  • What is the cheapest day to fly to San Diego?

    Based on KAYAK data, the cheapest day to fly to San Diego is Friday where round-trip tickets can be as cheap as $780. On the other hand, the most expensive day to fly is Tuesday, where round-trip prices are $869 on average.

  • How does KAYAK find such low prices on flights to San Diego?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights to San Diego.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to San Diego?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Diego is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights to San Diego?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Diego with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight to San Diego?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Diego up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • What is the cheapest time of day to fly to San Diego?

    The cheapest time of day to fly to San Diego is generally in the afternoon, when round-trip flights cost $774 on average. The most expensive time of day to fly to San Diego is generally in the morning, which is peak travel time and where the average cost of a ticket is $811.

  • How many direct flights to San Diego are there each week?

    Each week there are around 3,056 direct flights from within Ireland to San Diego. The most common day for departures is Thursday, with 15% of flights taking off on this day.

Top tips for finding cheap flights to San Diego

  • Enter your preferred departure airport and travel dates into the search form above to unlock the latest San Diego flight deals.

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Lemon Grove
Julian
National City
Borrego Springs
Poway
Alpine
Santee

Everything you need to know for your flight to San Diego

Information on the airport you'll fly into in San Diego

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