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$263+ Cheap flights from San Diego (SAN) to Dublin (DUB)

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 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — DUB
Oct 8 — Oct 151
Wed 10/8
Wed 10/15
1 adult, Economy
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Cheapflights Tip: The best prices from San Diego to Dublin are usually found in January or November, booked 18 days in advance, depart on a Monday or Wednesday and return on a Friday

Cheap flight deals from San Diego to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Dublin (DUB). 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 8, 2025.

Round-trip from

$470
(Flighttix)

One-way from

$263
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$808
From San Diego to Dublin
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One-way flight from San Diego to Dublin
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Highest demand for flights based on searches. 17% potential increase in price ($183 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from San Diego to Dublin

Cheapest flights from San Diego to Dublin
Explore the most affordable flight options available from San Diego to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 8, 2025.

This Flighttix 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/126:45 amSAN - DUB
2 stops19h 35mUnited Airlines
Fri 11/219:00 amDUB - SAN
1 stop34h 38mUnited Airlines
Deal found 9/6$470
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/95:15 pmSAN - DUB
1 stop30h 55mUnited Airlines
Fri 11/219:00 amDUB - SAN
1 stop34h 38mUnited Airlines
Deal found 9/6$480
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/127:00 amSAN - DUB
1 stop17h 10mUnited Airlines
Wed 11/199:00 amDUB - SAN
1 stop34h 38mUnited Airlines
Deal found 9/6$492
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/119:00 amSAN - DUB
2 stops17h 20mUnited Airlines
Fri 11/219:00 amDUB - SAN
2 stops21h 20mUnited Airlines
Deal found 9/6$496
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/157:50 pmSAN - DUB
2 stops27h 20mAir Canada
Wed 11/269:00 amDUB - SAN
1 stop34h 38mAir Canada
Deal found 9/6$497
This Aunt Betty 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 Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2711:20 amSAN - DUB
2 stops16h 00mUnited Airlines
Tue 11/1110:40 amDUB - SAN
1 stop19h 40mUnited Airlines
Deal found 9/6$499
This KLM deal was found by Cheapflights users on 9/7. 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.
Mon 11/177:00 amSAN - DUB
1 stop17h 45mKLM
Thu 11/279:45 amDUB - SAN
2 stops16h 26mKLM
Deal found 9/7$501
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/910:30 pmSAN - DUB
2 stops48h 40mAir Canada
Wed 11/199:00 amDUB - SAN
2 stops19h 54mAir Canada
Deal found 9/6$503

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego to Dublin 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 2,558,603 searches. Data last updated September 8, 2025.
Use the filters below to find and compare flights from San Diego to Dublin that are best for you.

Fly from

San Diego

Fly to

Dublin

Route

Depart

Return

Price

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Tue 11/11

9:00 am-10:20 am

2 stops17h 20m

Dublin

Thu 11/20

10:40 am-7:52 pm

2 stops17h 12m

$501

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Mon 11/17

7:00 am-8:45 am

1 stop17h 45m

Dublin

Thu 11/27

9:45 am-6:11 pm

2 stops16h 26m

$501

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Mon 11/10

9:00 am-10:20 am

2 stops17h 20m

Dublin

Tue 11/18

10:40 am-7:52 pm

2 stops17h 12m

$501

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Wed 11/12

6:00 pm-7:45 pm

1 stop17h 45m

Dublin

Mon 11/24

5:55 pm-4:10 pm

1 stop30h 15m

$507

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Tue 10/28

11:02 am-9:55 am

2 stops15h 53m

Dublin

Tue 11/4

12:05 pm-8:33 pm

1 stop16h 28m

$507

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Mon 11/17

6:15 am-7:45 am

1 stop17h 30m

Dublin

Tue 11/25

9:45 am-11:55 pm

2 stops22h 10m

$512

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Tue 10/28

10:18 pm-7:30 am

1 stop26h 12m

Dublin

Tue 11/4

5:55 pm-3:45 pm

1 stop29h 50m

$530

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Thu 11/13

6:00 pm-5:25 pm

1 stop15h 25m

Dublin

Mon 11/17

1:00 pm-4:10 pm

1 stop35h 10m

$542

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Thu 12/11

10:34 pm-10:20 am

2 stops27h 46m

Dublin

Wed 1/28

9:00 am-11:38 am

1 stop34h 38m

$542

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Fri 12/12

10:34 pm-10:20 am

2 stops27h 46m

Dublin

Wed 1/28

9:00 am-11:38 am

1 stop34h 38m

$542

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Showing 1-10 of 16 results
1
2

Best time to book a flight from San Diego to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from San Diego with our price prediction graph.
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 San Diego to Dublin

How far ahead should I book a flight from San Diego to Dublin?

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Dublin. Price data was last updated on August 29, 2025.

Booking 18 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Diego to Dublin. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from San Diego to Dublin?

Currently, November is the cheapest month in which you can book a flight from San Diego to Dublin (average of $509). Flying from San Diego to Dublin in June is currently the most expensive (average of $923). 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.

What is the cheapest time of day to fly from SAN to DUB?

Find hourly flight availability from San Diego to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 8, 2025.

It’s optimal to fly from San Diego to Dublin in the afternoon. By choosing this option you can save up to 11% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from San Diego to Dublin?

Use this chart to determine the cheapest time to fly round-trip from San Diego to Dublin. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Diego to Dublin flight should consider departing on Sunday afternoons when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Dublin

Get insights into the airlines that provide service to Dublin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dublin. Reviews last updated September 8, 2025.
Read through reviews of airlines operating flights from San Diego to Dublin, such as United Airlines, American Airlines, and JetBlue. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,944 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,944 reviews
United Airlines
7.4
Good
8,944 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,944 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
JetBlue
7.2
Good
2,914 reviews
United Airlines
7.4
Good
8,944 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Aer Lingus
7.2
Good
1,265 reviews
United Airlines
7.4
Good
8,944 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
British Airways
6.7
Okay
7,354 reviews
United Airlines
7.4
Good
8,944 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from San Diego to Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from San Diego to Dublin?

    There are many flights that can get you from San Diego to Dublin in 17h 20m. Fly via United Airlines, KLM, or British Airways to get the fastest option. The distance between San Diego and Dublin is about 5194 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from San Diego to Dublin round-trip?

    Our cheapest airline available from San Diego to Dublin is JetBlue. Our recent data shows that you can find tickets from as low as $502 on this airline. Additional options worth looking into are KLM and Air Canada, starting at $523 and $530 round-trip. JetBlue is priced at 41% lower than the current average price of a flight leaving 3 months from now.

  • Where are the most common layover locations when flying from San Diego to Dublin?

    Of the flights from San Diego to Dublin that have layovers, most of them stop in London.

  • What are some popular things to do or see while on a layover in London?

    Hyde Park, Buckingham Palace, and Piccadilly Circus are the most popular attractions in London if you're in need of something to do during your layover. Hyde Park, Buckingham Palace, and Piccadilly Circus can be accessed by traveling approximately 12.5 mi, 13.7 mi, and 14.1 mi, respectively from London Heathrow. Travelers in need of a car in London can rent one for about $42 per day.

  • Where are the least popular layover locations for San Diego to Dublin flights?

    San Diego to Dublin flights have a layover in Dallas least often.

  • Can I find deals for flights from San Diego to Dublin that include hotel bookings?

    Yes. In addition to deals on San Diego to Dublin flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Diego to Dublin?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Dublin.

  • Can I find deals for business class flights from San Diego to Dublin?

    Yes. Cheapflights offers flight deals from San Diego to Dublin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Diego to Dublin?

    Currently, November is the cheapest month in which you can book a flight from San Diego to Dublin (average of $509). Flying from San Diego to Dublin in June is currently the most expensive (average of $923). 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.

See more FAQs

Traveling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Maynooth
Castleknock
Swords
Wicklow
Leixlip

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Alternative routes for San Diego to Dublin

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Top 10 airlines flying from San Diego to Dublin

Discover the top 10 airlines that operate flights from San Diego to Dublin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$502Average$907FlexibilityNo cancel feeOn-time62%
KLMCheapest$523Average$858FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$530Average$700FlexibilityNo cancel feeOn-time67%
British AirwaysCheapest$567Average$903FlexibilityNo cancel feeOn-time70%
IberiaCheapest$573Average$978FlexibilityNo cancel feeOn-time77%
DeltaCheapest$578Average$1,035FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$579Average$844FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$602Average$801FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$667Average$693FlexibilityNo cancel feeOn-time76%
IcelandairCheapest$739Average$861FlexibilityNo cancel feeOn-time76%

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