$414+ Cheap flights from Dublin (DUB) to San Diego (SAN)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SAN
Sep 18 — Sep 251
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
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Best
Last-minute
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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 August 19, 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 August 19, 2026.
This lol.travel deal was found by Cheapflights users on 8/15. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2911:30 am -
1 stop29h 38m
Tue 10/69:30 pm -
1 stop27h 30m
Deal found 8/15![JetBlue logo]()
$760
This lol.travel deal was found by Cheapflights users on 8/16. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1811:30 am -
1 stop29h 38m
Sat 10/310:23 am -
1 stop14h 37m
Deal found 8/16![JetBlue logo]()
$796
This lol.travel deal was found by Cheapflights users on 8/16. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2211:30 am -
1 stop29h 38m
Tue 9/299:30 pm -
1 stop27h 30m
Deal found 8/16![JetBlue logo]()
$806
This FlightHub deal was found by Cheapflights users on 8/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/147:05 pm -
2 stops35h 52m
Sun 1/103:59 pm -
2 stops35h 46m
Deal found 8/17![Scandinavian Airlines logo]()
$814
This lastminute.com deal was found by Cheapflights users on 8/16. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:05 pm -
2 stops36h 29m
Tue 9/297:30 am -
2 stops20h 20m
Deal found 8/16![Scandinavian Airlines logo]()
$817
This TravelUp deal was found by Cheapflights users on 8/16. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/911:30 am -
1 stop16h 31m
Sat 9/129:30 pm -
1 stop27h 30m
Deal found 8/16![JetBlue logo]()
$822
This lastminute.com deal was found by Cheapflights users on 8/18. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:05 pm -
2 stops36h 41m
Tue 10/203:00 pm -
2 stops36h 50m
Deal found 8/18![Scandinavian Airlines logo]()
$823
This lol.travel deal was found by Cheapflights users on 8/16. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:30 am -
1 stop16h 31m
Wed 10/79:30 pm -
1 stop27h 30m
Deal found 8/16![JetBlue logo]()
$825
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/136:30 am -
2 stops38h 10m
Sat 1/95:35 pm -
1 stop15h 35m
Deal found 8/17![Multiple Airlines logo]()
$837
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 August 19, 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 August 19, 2026.
This JetBlue deal was found by Cheapflights users on 8/16. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1810:40 am -
1 stop34h 27m
Sat 10/39:44 pm -
1 stop26h 36m
Deal found 8/16![JetBlue logo]()
$936
This British Airways deal was found by Cheapflights users on 8/18. 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 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 1/186:00 pm -
1 stop13h 25m
Deal found 8/18![British Airways logo]()
$977
This Delta deal was found by Cheapflights users on 8/16. 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 8/16![Delta logo]()
$979
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/129:00 am -
2 stops21h 28m
Sat 1/910:51 am -
1 stop13h 19m
Deal found 8/17![United Airlines logo]()
$994
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/149:00 am -
2 stops20h 57m
Mon 1/118:50 am -
2 stops15h 20m
Deal found 8/17![United Airlines logo]()
$1,003
This Delta deal was found by Cheapflights users on 8/17. 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 10/15:55 am -
1 stop13h 55m
Thu 10/81:15 pm -
2 stops18h 10m
Deal found 8/17![Delta logo]()
$1,013
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/129:00 am -
2 stops18h 49m
Sun 1/109:55 pm -
2 stops25h 35m
Deal found 8/17![United Airlines logo]()
$1,003
This Delta deal was found by Cheapflights users on 8/14. 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.
Sat 9/125:55 am -
1 stop13h 55m
Sat 9/196:15 am -
2 stops19h 45m
Deal found 8/14![Delta logo]()
$1,014
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/139:00 am -
2 stops20h 57m
Mon 1/118:50 am -
2 stops15h 20m
Deal found 8/17![United Airlines logo]()
$1,003
Last-minute flights from Dublin to San DiegoDiscover last-minute flight deals from Dublin to San Diego. Data last updated August 19, 2026 and is based on user searches.
Discover last-minute flight deals from Dublin to San Diego. Data last updated August 19, 2026 and is based on user searches.
This Priceline deal was found by Cheapflights users on 8/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/29:40 am -
2 stops36h 30m
Tue 9/2910:23 am -
1 stop14h 37m
Deal found 8/19![Multiple Airlines logo]()
$857
This TravelUp deal was found by Cheapflights users on 8/16. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/911:30 am -
1 stop16h 31m
Sat 9/129:30 pm -
1 stop27h 30m
Deal found 8/16![JetBlue logo]()
$822
This lol.travel deal was found by Cheapflights users on 8/16. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1811:30 am -
1 stop29h 38m
Sat 10/310:23 am -
1 stop14h 37m
Deal found 8/16![JetBlue logo]()
$796
This TravelUp deal was found by Cheapflights users on 8/17. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1811:30 am -
1 stop29h 38m
Wed 9/239:30 pm -
1 stop27h 30m
Deal found 8/17![JetBlue logo]()
$860
This lol.travel deal was found by Cheapflights users on 8/16. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2211:30 am -
1 stop29h 38m
Tue 9/299:30 pm -
1 stop27h 30m
Deal found 8/16![JetBlue logo]()
$806
This lastminute.com deal was found by Cheapflights users on 8/16. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:05 pm -
2 stops36h 29m
Tue 9/297:30 am -
2 stops20h 20m
Deal found 8/16![Scandinavian Airlines logo]()
$817
This lol.travel deal was found by Cheapflights users on 8/15. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2911:30 am -
1 stop29h 38m
Tue 10/69:30 pm -
1 stop27h 30m
Deal found 8/15![JetBlue logo]()
$760
This lol.travel deal was found by Cheapflights users on 8/16. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:30 am -
1 stop16h 31m
Wed 10/79:30 pm -
1 stop27h 30m
Deal found 8/16![JetBlue logo]()
$825
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 August 19, 2026.
Search for one-way flight options from Dublin to San Diego. Find affordable one-way fares based on user searches. Data last updated August 19, 2026.
This Ovago deal was found by Cheapflights users on 8/19. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:40 am -
2 stops36h 30m
Deal found 8/19![WestJet logo]()
$414
This Kiwi.com deal was found by Cheapflights users on 8/18. 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.
Wed 10/288:45 pm -
3 stops30h 08m
Deal found 8/18![Multiple Airlines logo]()
$469
This Kiwi.com deal was found by Cheapflights users on 8/14. 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.
Sat 9/199:35 pm -
3 stops52h 44m
Deal found 8/14![Multiple Airlines logo]()
$474
This Ovago deal was found by Cheapflights users on 8/16. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/269:40 am -
2 stops36h 30m
Deal found 8/16![WestJet logo]()
$493
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 11/103:25 pm -
3 stops35h 13m
Deal found 8/19![Multiple Airlines logo]()
$494
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:25 am -
3 stops38h 45m
Deal found 8/17![Multiple Airlines logo]()
$498
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:10 pm -
3 stops52h 48m
Deal found 8/17![Multiple Airlines logo]()
$509
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 August 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $760 (lol.travel) |
One-way from | $424 (BusinessClass) |
Popular in | August |
Cheapest in | October |
Average price | $1,066 |
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 August 19, 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
Fri 9/18
10:40 am-1:07 pm
1 stop34h 27m
San Diego
Sat 10/3
9:44 pm-8:20 am
1 stop26h 36m
$936
Quickest round-trip
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Thu 1/14
8:50 am-4:10 pm
1 stop15h 20m
San Diego
Mon 1/18
6:00 pm-3:25 pm
1 stop13h 25m
$977
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
$979
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Sat 12/12
9:00 am-10:28 pm
2 stops21h 28m
San Diego
Sat 1/9
10:51 am-8:10 am
1 stop13h 19m
$994
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Mon 12/14
9:00 am-9:57 pm
2 stops20h 57m
San Diego
Mon 1/11
8:50 am-8:10 am
2 stops15h 20m
$1,003
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Sat 12/12
9:00 am-7:49 pm
2 stops18h 49m
San Diego
Sun 1/10
9:55 pm-7:30 am
2 stops25h 35m
$1,003
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Sun 12/13
9:00 am-9:57 pm
2 stops20h 57m
San Diego
Mon 1/11
8:50 am-8:10 am
2 stops15h 20m
$1,003
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Thu 10/1
5:55 am-11:50 am
1 stop13h 55m
San Diego
Thu 10/8
1:15 pm-3:25 pm
2 stops18h 10m
$1,013
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Sat 9/12
5:55 am-11:50 am
1 stop13h 55m
San Diego
Sat 9/19
6:15 am-10:00 am
2 stops19h 45m
$1,014
Cheapest one-way
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Wed 10/28
8:45 pm-7:53 pm
3 stops30h 08m
$470
Showing 1-10 of 18 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 August.
| 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
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San Ysidro
La Mesa
Santee
Julian
Lemon Grove
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