$489+ 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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SAN
Oct 6 — Oct 131
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 6, 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 6, 2026.
This Expedia deal was found by Cheapflights users on 9/2. 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 9/2![JetBlue logo]()
$779
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 11/213:15 pm -
1 stop13h 29m
Thu 11/268:19 am -
1 stop21h 06m
Deal found 9/2![Multiple Airlines logo]()
$780
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 11/196:00 pm -
2 stops50h 40m
Tue 12/18:42 pm -
1 stop30h 48m
Deal found 9/3![Multiple Airlines logo]()
$788
This lol.travel deal was found by Cheapflights users on 9/3. 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.
Mon 10/2612:55 pm -
1 stop14h 09m
Sun 11/88:00 am -
1 stop15h 10m
Deal found 9/3![Finnair logo]()
$817
This lastminute.com deal was found by Cheapflights users on 9/2. 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.
Thu 9/109:40 am -
2 stops36h 30m
Wed 9/239:50 am -
1 stop15h 55m
Deal found 9/2![Multiple Airlines logo]()
$838
This Expedia deal was found by Cheapflights users on 9/5. 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 10/2010:00 am -
1 stop18h 12m
Fri 10/3012:00 pm -
1 stop12h 55m
Deal found 9/5![KLM logo]()
$844
This Expedia deal was found by Cheapflights users on 9/4. 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 9/2412:00 pm -
1 stop16h 37m
Thu 10/810:57 am -
2 stops20h 28m
Deal found 9/4![Air France logo]()
$846
This Delta deal was found by Cheapflights users on 9/3. 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 10/261:25 pm -
1 stop30h 45m
Sun 11/86:15 am -
2 stops18h 45m
Deal found 9/3![Delta logo]()
$850
This Delta deal was found by Cheapflights users on 9/2. 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 9/2![Delta logo]()
$851
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 6, 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 6, 2026.
This Delta deal was found by Cheapflights users on 9/3. 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 10/261:25 pm -
1 stop30h 45m
Sun 11/86:15 am -
2 stops18h 45m
Deal found 9/3![Delta logo]()
$850
This Delta deal was found by Cheapflights users on 9/3. 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 9/3![Delta logo]()
$850
This Delta deal was found by Cheapflights users on 9/4. 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 10/191:25 pm -
1 stop30h 25m
Mon 10/261:18 pm -
2 stops18h 12m
Deal found 9/4![Delta logo]()
$857
This Delta deal was found by Cheapflights users on 9/5. 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 10/63:00 pm -
2 stops19h 25m
Deal found 9/5![Delta logo]()
$869
Last-minute flights from Dublin to San DiegoDiscover last-minute flight deals from Dublin to San Diego. Data last updated September 6, 2026 and is based on user searches.
Discover last-minute flight deals from Dublin to San Diego. Data last updated September 6, 2026 and is based on user searches.
This lastminute.com deal was found by Cheapflights users on 9/2. 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.
Thu 9/109:40 am -
2 stops36h 30m
Wed 9/239:50 am -
1 stop15h 55m
Deal found 9/2![Multiple Airlines logo]()
$838
This Expedia deal was found by Cheapflights users on 9/4. 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 9/2412:00 pm -
1 stop16h 37m
Thu 10/810:57 am -
2 stops20h 28m
Deal found 9/4![Air France logo]()
$846
This Expedia deal was found by Cheapflights users on 9/2. 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 9/2![JetBlue logo]()
$779
This Delta deal was found by Cheapflights users on 9/4. 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 10/191:25 pm -
1 stop30h 25m
Mon 10/261:18 pm -
2 stops18h 12m
Deal found 9/4![Delta logo]()
$857
This Expedia deal was found by Cheapflights users on 9/5. 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 10/2010:00 am -
1 stop18h 12m
Fri 10/3012:00 pm -
1 stop12h 55m
Deal found 9/5![KLM logo]()
$844
This lol.travel deal was found by Cheapflights users on 9/3. 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.
Mon 10/2612:55 pm -
1 stop14h 09m
Sun 11/88:00 am -
1 stop15h 10m
Deal found 9/3![Finnair logo]()
$817
This Delta deal was found by Cheapflights users on 9/3. 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 10/261:25 pm -
1 stop30h 45m
Sun 11/86:15 am -
2 stops18h 45m
Deal found 9/3![Delta logo]()
$850
This Flysmarter deal was found by Cheapflights users on 9/3. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:50 am -
1 stop35h 20m
Sun 11/86:25 am -
1 stop17h 30m
Deal found 9/3![Multiple Airlines 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 6, 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 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 10/279:30 am -
2 stops35h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$489
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 10/36:25 pm -
3 stops51h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$501
This Expedia deal was found by Cheapflights users on 9/6. 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.
Wed 9/2310:40 am -
1 stop16h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![JetBlue logo]()
$502
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/1610:00 pm -
2 stops48h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$511
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 10/189:40 pm -
3 stops47h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$515
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 9/169:40 am -
3 stops40h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$523
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 10/265:45 pm -
3 stops47h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Multiple Airlines logo]()
$532
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 2/214:50 pm -
3 stops36h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Multiple Airlines logo]()
$539
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 9/219:30 pm -
3 stops48h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$546
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 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $779 (Expedia) |
One-way from | $489 (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 6, 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
Sun 2/21
4:50 pm-9:20 pm
3 stops36h 30m
San Diego
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$539
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Tue 9/22
1:00 pm-2:10 pm
1 stop33h 10m
San Diego
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$571
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Tue 9/15
10:00 pm-6:19 pm
3 stops52h 19m
San Diego
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$594
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Sun 2/21
7:45 pm-4:10 pm
1 stop28h 25m
San Diego
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$610
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Sat 10/3
11:35 am-9:30 pm
1 stop17h 55m
San Diego
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$610
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Sat 10/3
11:20 am-2:10 pm
2 stops34h 50m
San Diego
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$629
Quickest round-trip
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Fri 2/26
7:35 am-4:10 pm
1 stop16h 35m
San Diego
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$631
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Sat 1/9
4:15 am-8:20 pm
2 stops24h 05m
San Diego
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$650
DublinSan Diego
DUB Dublin - SAN San Diego
DUBSAN
Dublin
Mon 10/26
1:25 pm-1:10 pm
1 stop30h 45m
San Diego
Sun 11/8
6:15 am-9:00 am
2 stops18h 45m
$850
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
$850
Showing 1-10 of 12 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
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San Ysidro
La Mesa
Santee
Julian
Lemon Grove
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