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$368+ 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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — DUB
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheapflights Tip: The best prices from San Diego to Dublin are usually found in November or January, booked 71 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 April 30, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$587
(United Airlines)

One-way from

$368
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$971
Provider with most accurate pricing for San Diego-Dublin flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Diego-Dublin flights.
Search Deals
From San Diego to Dublin
Search Deals
One-way flight from San Diego to Dublin
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($235 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
Search Deals

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 April 30, 2025.

This United Airlines deal was found by Cheapflights users on 4/29. 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 8/68:10 amSAN - DUB
1 stop15h 35mUnited Airlines
Tue 8/199:20 amDUB - SAN
2 stops34h 20mUnited Airlines
Deal found 4/29$587
This Travelocity deal was found by Cheapflights users on 4/29. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/68:10 amSAN - DUB
1 stop15h 35mAir Canada
Tue 8/199:20 amDUB - SAN
1 stop18h 18mAir Canada
Deal found 4/29$600
This Air Canada deal was found by Cheapflights users on 4/29. 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.
Tue 8/128:00 amSAN - DUB
2 stops15h 45mMultiple Airlines
Tue 8/269:50 amDUB - SAN
2 stops20h 03mMultiple Airlines
Deal found 4/29$611
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/17:50 pmSAN - DUB
1 stop14h 30mAmerican Airlines
Thu 11/2711:30 amDUB - SAN
1 stop18h 04mAmerican Airlines
Deal found 4/28$615
This Cheapflightsfares deal was found by Cheapflights users on 4/29. 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.
Mon 7/211:12 pmSAN - DUB
1 stop14h 28mIberia
Thu 7/319:30 amDUB - SAN
1 stop19h 52mIberia
Deal found 4/29$616
This CheapOair deal was found by Cheapflights users on 4/28. 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.
Wed 9/311:05 amSAN - DUB
2 stops40h 45mScandinavian Airlines
Mon 9/812:40 pmDUB - SAN
2 stops43h 41mScandinavian Airlines
Deal found 4/28$631
This Delta deal was found by Cheapflights users on 4/27. 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 11/2610:05 amSAN - DUB
2 stops21h 35mDelta
Wed 12/310:45 amDUB - SAN
2 stops20h 04mDelta
Deal found 4/27$646
This JetBlue deal was found by Cheapflights users on 4/28. 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.
Tue 9/2310:15 amSAN - DUB
1 stop14h 05mJetBlue
Tue 9/3011:30 amDUB - SAN
1 stop16h 00mJetBlue
Deal found 4/28$707
This Cheapflightsfares deal was found by Cheapflights users on 4/28. 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.
Thu 10/27:50 pmSAN - DUB
1 stop13h 55mBritish Airways
Mon 10/1311:05 amDUB - SAN
1 stop14h 55mBritish Airways
Deal found 4/28$744
This Mytrip deal was found by Cheapflights users on 4/28. 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.
Sat 6/72:05 pmSAN - DUB
1 stop12h 45mWestJet
Sat 6/149:45 amDUB - SAN
3 stops34h 24mWestJet
Deal found 4/28$824
This Gurufare deal was found by Cheapflights users on 4/29. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/410:33 pmSAN - DUB
1 stop22h 37mAer Lingus
Tue 5/1312:40 pmDUB - SAN
1 stop14h 35mAer Lingus
Deal found 4/29$839
This oojo deal was found by Cheapflights users on 4/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/510:25 amSAN - DUB
2 stops40h 40mIcelandair
Fri 5/1612:15 pmDUB - SAN
2 stops42h 29mIcelandair
Deal found 4/28$847

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 April 30, 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

Mon 7/21

1:12 pm-11:40 am

1 stop14h 28m

Dublin

Thu 7/31

9:30 am-9:22 pm

1 stop19h 52m

$616

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Sat 7/19

2:05 pm-9:45 am

1 stop35h 40m

Dublin

Sat 8/2

9:20 am-12:02 pm

1 stop34h 42m

$654

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Mon 7/21

6:15 am-7:45 am

2 stops17h 30m

Dublin

Fri 8/1

9:50 am-9:53 pm

2 stops20h 03m

$667

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Mon 7/21

9:59 am-10:00 am

2 stops16h 01m

Dublin

Fri 8/1

10:00 am-10:54 pm

2 stops20h 54m

$691

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Sun 5/25

9:25 am-9:45 am

1 stop16h 20m

Dublin

Tue 6/10

1:45 pm-11:26 pm

1 stop17h 41m

$699

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Mon 5/19

5:15 pm-4:55 pm

1 stop15h 40m

Dublin

Wed 6/4

9:20 am-8:36 pm

2 stops19h 16m

$715

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Mon 5/26

2:05 pm-10:00 am

3 stops35h 55m

Dublin

Tue 6/10

11:30 am-1:20 pm

2 stops33h 50m

$772

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Wed 7/9

4:40 pm-2:35 pm

1 stop13h 55m

Dublin

Sat 7/19

10:55 am-9:40 pm

2 stops18h 45m

$780

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Sun 5/4

10:33 pm-5:10 am

1 stop22h 37m

Dublin

Tue 5/13

12:40 pm-7:15 pm

1 stop14h 35m

$839

San DiegoDublin

SAN - DUB

SANDUB

San Diego

Mon 5/5

10:25 am-11:05 am

2 stops40h 40m

Dublin

Fri 5/16

12:15 pm-10:44 pm

2 stops42h 29m

$847

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 22 results
1
2
3

Compare providers for flights from San Diego to Dublin

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 San Diego to Dublin in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Diego-Dublin flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on San Diego-Dublin flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from San Diego-Dublin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-Dublin flights, Cheapflights users trust AranGrant the most. AranGrant 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 San Diego-Dublin 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 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 April 25, 2025.

Booking 71 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 $981). 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 April 30, 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.

Rainfall in Dublin by month

Plan your trip to Dublin by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Dublin ranges from 1.9 - 3.1 inches per month. October is typically the wettest month, when rainfall can reach 3.1 in. February is typically the driest time to visit Dublin when rainfall is around 1.9 in.

Temperature in Dublin by month

Plan your trip to Dublin by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Dublin, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 April 30, 2025.
To help decide which airline to fly from San Diego to Dublin, see what other customers have to say about Delta, SWISS and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,936 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,588 reviews
Delta
8.0
Very good
7,936 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,936 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
JetBlue
7.3
Good
2,922 reviews
Delta
8.0
Very good
7,936 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Scandinavian Airlines
7.3
Good
1,349 reviews
Delta
8.0
Very good
7,936 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

    Our cheapest airline available from San Diego to Dublin is United Airlines. Our recent data shows that you can find tickets from as low as $587 on this airline. Additional options worth looking into are Air Canada and American Airlines, starting at $600 and $615 round-trip. United Airlines is priced at 34% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from San Diego to Dublin one-way?

    The cheapest airlines for a one-way flight from San Diego to Dublin are WestJet ($399), Aer Lingus ($438), and Air Canada ($466).

  • 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, Piccadilly Circus, and Buckingham Palace are the most popular attractions in London if you're in need of something to do during your layover. Hyde Park, Piccadilly Circus, and Buckingham Palace can be accessed by traveling approximately 12.5 mi, 14.1 mi, and 13.7 mi, respectively from London Heathrow. Travelers in need of a car in London can rent one for about $53 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 $981). 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 San Diego?

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

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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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$523Average$994FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$534Average$876FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$535Average$861FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$570Average$989FlexibilityNo cancel feeOn-time67%
DeltaCheapest$571Average$975FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$572Average$978FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$604Average$865FlexibilityNo cancel feeOn-time69%
IcelandairCheapest$643Average$836FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$743Average$933FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$751Average$916FlexibilityNo cancel feeOn-time62%

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