$382 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 5/12. 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, 0 bags

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
Travelers love KAYAK
41.299.237 searches in the past 7 days on KAYAK

Save 24% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Everything you should know

Cheapest round-trip
$646
Overall average: $746
Scandinavian Airlines
Fri 1/16Thu 1/29
DUB - SAN • 2 stops
Cheapest one-way
$382
Typical prices: $562-$675
Multiple Airlines
Tue 5/12
DUB - SAN • 2 stops
When to travel
January
Cheapest • 11% price drop
July
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
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!
Flight Deals
Booking Insights
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, Jan 16 - Thu, Jan 29
Scandinavian Airlines Logo
12:30 pm - 9:05 pm
DUB
-
SAN
40h 35m2 stops
Scandinavian Airlines Logo
2:55 pm - 6:20 pm
SAN
-
DUB
19h 25m2 stops
$646Scandinavian 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
$657Scandinavian Airlines
Fri, Jan 16 - Thu, Jan 29
Delta Logo
5:55 am - 6:58 pm
DUB
-
SAN
21h 03m2 stops
Delta Logo
11:43 am - 3:45 pm
SAN
-
DUB
20h 02m2 stops
$802Delta
Fri, Feb 6 - Fri, Feb 13
British Airways Logo
12:05 pm - 10:50 pm
DUB
-
SAN
18h 45m2 stops
British Airways Logo
6:00 pm - 7:50 pm
SAN
-
DUB
17h 50m1 stop
$803British Airways
Fri, Jan 16 - Thu, Jan 29
Delta Logo
5:55 am - 7:53 pm
DUB
-
SAN
21h 58m2 stops
Delta Logo
10:15 pm - 8:45 am
SAN
-
DUB
26h 30m1 stop
$805Delta
Mon, Feb 9 - Mon, Feb 16
British Airways Logo
8:05 pm - 3:57 pm
SNN
-
SAN
27h 52m2 stops
British Airways Logo
6:00 pm - 7:25 pm
SAN
-
SNN
17h 25m1 stop
$833British Airways
Wed, Mar 4 - Sun, Mar 8
American Airlines Logo
7:50 am - 4:10 pm
SNN
-
SAN
16h 20m1 stop
American Airlines Logo
10:50 am - 4:45 pm
SAN
-
SNN
22h 55m2 stops
$982American Airlines
Wed, Mar 4 - Sun, Mar 8
American Airlines Logo
7:40 am - 4:10 pm
ORK
-
SAN
16h 30m1 stop
American Airlines Logo
9:00 am - 3:25 pm
SAN
-
ORK
23h 25m2 stops
$982American Airlines
Mon, Feb 9 - Mon, Feb 16
Multiple Airlines Logo
7:50 am - 11:53 am
SNN
-
SAN
36h 03m3 stops
Multiple Airlines Logo
6:05 pm - 7:25 pm
SAN
-
SNN
41h 20m2 stops
$1,017Multiple Airlines
Mon, Feb 9 - Mon, Feb 16
Multiple Airlines Logo
7:50 am - 11:53 am
SNN
-
SAN
36h 03m3 stops
Multiple Airlines Logo
6:05 pm - 4:45 pm
SAN
-
SNN
38h 40m2 stops
$1,018Multiple Airlines
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 January, where tickets cost $746 on average for one-way flights. On the other hand, the most expensive months are August and July, where the average cost of tickets from Ireland is $1,008 and $994 respectively. For return trips, the best month to travel is January with an average price of $746.

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 1 week before departure. For the absolute cheapest price, our data suggests you should book 21 days before departure.

Good to know

Low seasonNovember
Cheapest flight$382
Best time to beat the crowds but there is an average 5% increase in price.
Most popular time to fly with an average 18% 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 tickets can be as cheap as $780. On the other hand, the most expensive day to fly is Tuesday, where 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 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 3,253 direct flights from within Ireland to San Diego. The most common day for departures is Monday, with 16% 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
Julian
Lemon Grove
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