$512+ Cheap flights from Dublin (DUB) 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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SAN
Oct 17 — Oct 241
Round-trip
1 adult, Economy
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Find cheap flights from Dublin 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Dublin to San Diego
Cheapest
Best
Last-minute
One-way
Cheapest flights from Dublin to San DiegoExplore the most affordable flight options available from Dublin to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
Explore the most affordable flight options available from Dublin to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
This Expedia deal was found by Cheapflights users on 9/16. 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.
Fri 10/211:30 am -
1 stop29h 38m
Tue 10/69:30 pm -
1 stop27h 30m
Deal found 9/16![JetBlue logo]()
$775
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 12/38:15 pm -
2 stops48h 25m
Sat 1/95:35 pm -
1 stop15h 35m
Deal found 9/16![Multiple Airlines logo]()
$777
This Expedia deal was found by Cheapflights users on 9/12. 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.
Sat 9/2611:30 am -
1 stop29h 38m
Tue 9/299:30 pm -
1 stop27h 30m
Deal found 9/12![JetBlue logo]()
$779
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 12/46:55 am -
2 stops37h 45m
Sat 1/95:35 pm -
1 stop15h 35m
Deal found 9/16![Multiple Airlines logo]()
$781
This FlightHub deal was found by Cheapflights users on 9/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/37:05 pm -
2 stops36h 53m
Wed 1/610:00 am -
2 stops41h 45m
Deal found 9/16![Scandinavian Airlines logo]()
$801
This lastminute.com deal was found by Cheapflights users on 9/12. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/307:05 pm -
2 stops35h 51m
Thu 12/33:00 pm -
2 stops34h 25m
Deal found 9/12![Scandinavian Airlines logo]()
$824
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 12/27:50 pm -
2 stops48h 50m
Sat 1/95:35 pm -
1 stop15h 35m
Deal found 9/16![Multiple Airlines logo]()
$837
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 10/2910:00 pm -
2 stops46h 40m
Wed 11/1110:56 am -
1 stop16h 34m
Deal found 9/13![Multiple Airlines logo]()
$842
This Expedia deal was found by Cheapflights users on 9/12. 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 10/275:45 am -
1 stop14h 25m
Tue 11/38:00 am -
1 stop15h 45m
Deal found 9/12![KLM logo]()
$846
This Delta deal was found by Cheapflights users on 9/16. 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.
Wed 12/301:25 pm -
1 stop30h 45m
Wed 1/207:00 am -
2 stops18h 00m
Deal found 9/16![Delta logo]()
$847
This Delta deal was found by Cheapflights users on 9/15. 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 11/111:00 pm -
2 stops17h 30m
Deal found 9/15![Delta logo]()
$848
Best flights from Dublin to San DiegoDiscover carefully curated flight deals from Dublin to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
Discover carefully curated flight deals from Dublin to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
This Delta deal was found by Cheapflights users on 9/12. 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.
Wed 12/301:25 pm -
1 stop30h 45m
Wed 1/207:00 am -
2 stops18h 00m
Deal found 9/12![Delta logo]()
$851
This KLM deal was found by Cheapflights users on 9/16. 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.
Sat 10/318:50 am -
2 stops18h 38m
Sat 11/71:18 pm -
2 stops16h 52m
Deal found 9/16![Multiple Airlines logo]()
$851
This British Airways deal was found by Cheapflights users on 9/16. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/148:50 am -
1 stop15h 20m
Mon 1/184:34 pm -
2 stops19h 11m
Deal found 9/16![British Airways logo]()
$869
This Delta deal was found by Cheapflights users on 9/15. 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 11/117:32 am -
1 stop17h 13m
Deal found 9/15![Delta logo]()
$851
This Delta deal was found by Cheapflights users on 9/15. 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 12/148:50 am -
2 stops19h 54m
Sat 1/97:00 am -
2 stops18h 00m
Deal found 9/15![Delta logo]()
$853
This Delta deal was found by Cheapflights users on 9/12. 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 10/275:45 am -
2 stops17h 11m
Tue 11/37:20 am -
2 stops17h 40m
Deal found 9/12![Delta logo]()
$856
This Delta deal was found by Cheapflights users on 9/14. 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.
Fri 1/155:45 am -
2 stops18h 51m
Fri 2/1210:00 am -
2 stops20h 10m
Deal found 9/14![Delta logo]()
$856
This Delta deal was found by Cheapflights users on 9/15. 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.
Wed 10/215:55 am -
2 stops21h 19m
Mon 10/261:18 pm -
2 stops18h 12m
Deal found 9/15![Delta logo]()
$858
This Delta deal was found by Cheapflights users on 9/12. 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.
Fri 10/235:55 am -
2 stops20h 07m
Fri 10/3010:57 am -
2 stops13h 58m
Deal found 9/12![Delta logo]()
$864
This Delta deal was found by Cheapflights users on 9/12. 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.
Fri 10/25:55 am -
2 stops17h 32m
Tue 10/66:15 am -
2 stops18h 00m
Deal found 9/12![Delta logo]()
$868
Last-minute flights from Dublin to San DiegoDiscover last-minute flight deals from Dublin to San Diego. Data last updated September 17, 2026 and is based on user searches.
Discover last-minute flight deals from Dublin to San Diego. Data last updated September 17, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 9/12. 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.
Sat 9/2611:30 am -
1 stop29h 38m
Tue 9/299:30 pm -
1 stop27h 30m
Deal found 9/12![JetBlue logo]()
$779
This Expedia deal was found by Cheapflights users on 9/16. 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.
Fri 10/211:30 am -
1 stop29h 38m
Tue 10/69:30 pm -
1 stop27h 30m
Deal found 9/16![JetBlue logo]()
$775
This Delta deal was found by Cheapflights users on 9/15. 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.
Wed 10/211:25 pm -
1 stop30h 25m
Mon 10/266:25 am -
2 stops19h 35m
Deal found 9/15![Delta logo]()
$852
This Expedia deal was found by Cheapflights users on 9/12. 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 10/275:45 am -
1 stop14h 25m
Tue 11/38:00 am -
1 stop15h 45m
Deal found 9/12![KLM logo]()
$846
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 10/2910:00 pm -
2 stops46h 40m
Wed 11/1110:56 am -
1 stop16h 34m
Deal found 9/13![Multiple Airlines logo]()
$842
This Expedia deal was found by Cheapflights users on 9/14. 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.
Thu 10/295:45 am -
1 stop14h 25m
Thu 11/58:00 am -
1 stop15h 45m
Deal found 9/14![KLM logo]()
$847
This Delta deal was found by Cheapflights users on 9/15. 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 11/111:00 pm -
2 stops17h 30m
Deal found 9/15![Delta logo]()
$848
This KLM deal was found by Cheapflights users on 9/16. 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.
Sat 10/315:45 am -
1 stop14h 25m
Sat 11/710:53 am -
1 stop12h 52m
Deal found 9/16![Multiple Airlines logo]()
$849
This KLM deal was found by Cheapflights users on 9/16. 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.
Sat 10/315:45 am -
1 stop14h 25m
Sat 11/72:05 pm -
1 stop14h 35m
Deal found 9/16![KLM logo]()
$853
One-way flights from Dublin to San DiegoSearch for one-way flight options from Dublin to San Diego. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
Search for one-way flight options from Dublin to San Diego. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 10/208:30 am -
3 stops22h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Multiple Airlines logo]()
$512
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/310:40 am -
1 stop17h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![JetBlue logo]()
$554
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 2/75:50 pm -
3 stops34h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$566
This Thrive Travel deal was found by Cheapflights users on 9/14. 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 Thrive Travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2611:45 am -
1 stop15h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Aer Lingus logo]()
$571
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
Mon 2/87:40 am -
2 stops45h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$572
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 10/179:35 pm -
3 stops52h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$585
This CheapOair deal was found by Cheapflights users on 9/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2010:40 am -
1 stop31h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![JetBlue logo]()
$592
Find flight deals from Dublin to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $775 (Expedia) |
One-way from | $512 (Kiwi.com) |
Popular in | August |
Cheapest in | October |
Average price | $946 |
Cheapflights 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, Cheapflights users made 7,457,451 searches. Data last updated September 17, 2026.
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
Cheapest round-trip
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Tue 10/20
8:30 am-11:26 pm
3 stops22h 56m
San Diego
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$512
Quickest round-trip
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
$554
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Fri 2/26
1:25 pm-12:10 pm
1 stop30h 45m
San Diego
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$598
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Wed 10/7
11:35 am-9:44 pm
1 stop18h 09m
San Diego
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$610
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Sun 1/17
10:45 am-12:08 pm
1 stop33h 23m
San Diego
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$612
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Sun 2/7
10:45 am-8:49 pm
1 stop18h 04m
San Diego
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$615
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Mon 2/8
6:30 pm-9:03 pm
3 stops34h 33m
San Diego
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$643
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Wed 12/30
1:25 pm-12:10 pm
1 stop30h 45m
San Diego
Wed 1/20
7:00 am-9:00 am
2 stops18h 00m
$851
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Sat 10/31
8:50 am-8:28 pm
2 stops18h 38m
San Diego
Sat 11/7
1:18 pm-2:10 pm
2 stops16h 52m
$851
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Thu 10/29
5:45 am-1:10 pm
1 stop14h 25m
San Diego
Wed 11/11
7:32 am-8:45 am
1 stop17h 13m
$851
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from Dublin to San Diego
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dublin to San Diego in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Dublin-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Dublin-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Dublin-San Diego flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Dublin-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Dublin-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Dublin to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Dublin 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 Dublin to San Diego
Related info for your journey
Find useful and relevant information for your journey from Dublin 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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