$416+ Cheap flights from Ireland to San Diego (SAN)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SAN
Oct 22 — Oct 291
Round-trip
1 adult, Economy
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Find cheap flights from Ireland to San Diego with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ireland to San Diego
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Best
Last-minute
One-way
Cheapest flights from Ireland to San DiegoExplore the most affordable flight options available from Ireland to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2026.
Explore the most affordable flight options available from Ireland to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2026.
This Mytrip deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:05 pm -
2 stops31h 33m
Tue 11/1010:56 am -
2 stops23h 24m
Deal found 9/19![Multiple Airlines logo]()
$735
This Kiwi.com deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/511:45 am -
1 stop17h 55m
Thu 11/128:03 am -
1 stop16h 17m
Deal found 9/21![Multiple Airlines logo]()
$772
This Scandinavian Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:05 pm -
2 stops35h 38m
Sun 11/153:00 pm -
2 stops36h 45m
Deal found 9/17![Scandinavian Airlines logo]()
$834
This Delta deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:45 am -
1 stop14h 25m
Wed 11/1111:05 am -
2 stops19h 25m
Deal found 9/18![Delta logo]()
$842
This Delta deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/141:25 pm -
1 stop30h 45m
Sat 1/911:05 am -
2 stops19h 05m
Deal found 9/17![Delta logo]()
$846
This Delta deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:45 am -
1 stop14h 25m
Sun 11/158:00 am -
1 stop15h 45m
Deal found 9/17![Delta logo]()
$849
This Delta deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/65:55 am -
1 stop13h 55m
Wed 10/146:15 am -
2 stops19h 45m
Deal found 9/18![Delta logo]()
$850
Best flights from Ireland to San DiegoDiscover carefully curated flight deals from Ireland to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
Discover carefully curated flight deals from Ireland to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/141:25 pm -
1 stop30h 45m
Sat 1/911:05 am -
2 stops19h 05m
Deal found 9/21![Delta logo]()
$844
This KLM deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:45 am -
1 stop14h 25m
Wed 11/116:20 am -
1 stop17h 25m
Deal found 9/20![KLM logo]()
$850
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:45 am -
2 stops17h 11m
Wed 11/119:43 am -
2 stops20h 47m
Deal found 9/21![Delta logo]()
$849
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/65:55 am -
1 stop13h 55m
Wed 10/146:15 am -
2 stops19h 45m
Deal found 9/21![Delta logo]()
$851
This Delta deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/145:45 am -
2 stops22h 55m
Wed 11/1812:48 pm -
2 stops17h 42m
Deal found 9/17![Delta logo]()
$851
Last-minute flights from Ireland to San DiegoDiscover last-minute flight deals from Ireland to San Diego. Data last updated September 22, 2026 and is based on user searches.
Discover last-minute flight deals from Ireland to San Diego. Data last updated September 22, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/65:55 am -
1 stop13h 55m
Wed 10/146:15 am -
2 stops19h 45m
Deal found 9/18![Delta logo]()
$850
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/65:55 am -
1 stop13h 55m
Tue 10/136:25 am -
1 stop17h 30m
Deal found 9/21![Delta logo]()
$851
This Delta deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/155:55 am -
1 stop13h 55m
Thu 10/226:15 am -
1 stop18h 30m
Deal found 9/17![Delta logo]()
$853
This Delta deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:45 am -
1 stop14h 25m
Wed 11/1111:05 am -
2 stops19h 25m
Deal found 9/18![Delta logo]()
$842
This KLM deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:45 am -
1 stop14h 25m
Wed 11/117:32 am -
2 stops16h 33m
Deal found 9/20![KLM logo]()
$852
One-way flights from Ireland to San DiegoSearch for one-way flight options from Ireland to San Diego. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
Search for one-way flight options from Ireland to San Diego. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/44:10 pm -
3 stops34h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$416
This Kiwi.com deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:55 am -
3 stops57h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$446
This Kiwi.com deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:30 pm -
2 stops38h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$452
This Kiwi.com deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:20 pm -
3 stops45h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$460
This Kiwi.com deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/228:25 am -
2 stops42h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$470
This Kiwi.com deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/129:15 pm -
3 stops53h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$481
This Kiwi.com deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/139:15 pm -
3 stops29h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$489
This Kiwi.com deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:20 pm -
2 stops47h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$490
This Expedia deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:30 am -
1 stop29h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![JetBlue logo]()
$497
Find flight deals from Ireland to San Diego
Keep the following information in mind while searching for Ireland to San Diego flight deals. Data was last updated September 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $735 (Mytrip) |
One-way from | $416 (Kiwi.com) |
Popular in | January |
Cheapest in | October |
Average price | $946 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ireland 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, Cheapflights users made 7,457,451 searches. Data last updated September 22, 2026.
Use the filters below to find and compare flights from Ireland to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Tue 11/3
7:50 am-10:11 am
3 stops34h 21m
San Diego
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$487
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Sat 10/3
10:40 am-8:27 pm
1 stop17h 47m
San Diego
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$551
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Fri 2/26
11:45 am-7:19 pm
1 stop15h 34m
San Diego
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$565
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Fri 2/26
11:45 am-7:19 pm
1 stop15h 34m
San Diego
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$567
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Wed 11/11
1:25 pm-12:10 pm
1 stop30h 45m
San Diego
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$594
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Fri 2/26
8:50 am-8:48 pm
2 stops19h 58m
San Diego
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$599
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Fri 10/30
6:00 am-11:09 am
3 stops36h 09m
San Diego
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$606
Quickest round-trip
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Sat 1/9
5:45 am-12:10 pm
1 stop14h 25m
San Diego
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$635
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Mon 12/14
1:25 pm-12:10 pm
1 stop30h 45m
San Diego
Sat 1/9
11:05 am-2:10 pm
2 stops19h 05m
$844
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Thu 10/29
5:45 am-3:56 pm
2 stops17h 11m
San Diego
Wed 11/11
9:43 am-2:30 pm
2 stops20h 47m
$849
Showing 1-10 of 13 resultsSorted by cheapest first
Best time to book a flight from Ireland to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Ireland with our price prediction graph.
DUB-SAN
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Ireland to San Diego
IE0-SAN
DUB-SAN
What is the cheapest month to book a flight from Ireland to San Diego?
Currently, October is the cheapest month in which you can book a flight from Ireland to San Diego (average of $801). Flying from Ireland to San Diego in January is currently the most expensive (average of $1,145). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Related info for your journey
Find useful and relevant information for your journey from Ireland to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
National City
Chula Vista
Coronado
San Ysidro
Poway
La Mesa
Santee
Julian
Lemon Grove
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