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

Flying on United Airlines is currently your cheapest option to San Diego, with prices starting at £371. Additional return tickets that might be worth considering are offered by British Airways and Scandinavian Airlines, with the lowest prices starting at £507 and £526, respectively. Users have found that United Airlines is 45% cheaper than the other options available to this destination.

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

Travellers seeking maximum savings on their Dublin to San Diego flight should consider departing on Monday mornings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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

Departing on a Sunday is a good option for securing a great price. You can expect to save up to 24% when planning your travel around this day of the week.

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

Find a great deal and save up to 37% by booking at least 50 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Dublin to San Diego within the next two weeks, with the cheapest ticket starting at £573.

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

February is one of the best times of the year to fly to San Diego from Dublin. Prices for February average £683 per person but you can even find prices for as low as £524. The most expensive prices can be found in the month of August. Opting for a February flight can save you 29% on your journey compared to booking in August

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

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

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

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

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

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

£275+ Flights from Dublin to San Diego

Cheap flight deals from Dublin to San Diego

Round-trip from	£371
One-way from	£275
Popular in	August
Cheapest in	February
Average price	£606

United Airlines
8/2-10/2
5 total stops
70h 20m total
Dublin to San Diego

Search Deals

WestJet
28/5
2 total stops
35h 35m total
Dublin to San Diego

Search Deals

High demand for flights, 14% potential price rise

Search Deals

Best time to find cheap flights, 2% potential price drop

Search Deals

Average for round-trip flights in January 2025

Search Deals

Find flight deals from Dublin to San Diego

Cheapest flights from Dublin to San Diego
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 17 January 2025.

Sat 8/209:00DUB - SAN

2 stops42h 53mUnited Airlines

Mon 10/219:43SAN - DUB

3 stops27h 27mUnited Airlines

Deal found 16/1£371

Wed 5/320:30DUB - SAN

1 stop27h 35mBritish Airways

Wed 12/319:10SAN - DUB

1 stop14h 50mBritish Airways

Deal found 16/1£507

Wed 5/312:30DUB - SAN

2 stops43h 58mScandinavian Airlines

Wed 12/307:10SAN - DUB

2 stops21h 30mScandinavian Airlines

Deal found 16/1£526

Sat 8/214:05DUB - SAN

1 stop16h 03mMultiple Airlines

Mon 10/218:10SAN - DUB

1 stop14h 55mMultiple Airlines

Deal found 16/1£533

Fri 28/306:00DUB - SAN

2 stops17h 59mAir France

Wed 2/413:25SAN - DUB

1 stop35h 50mAir France

Deal found 16/1£558

Wed 5/312:00DUB - SAN

1 stop17h 05mDelta

Wed 26/307:10SAN - DUB

2 stops17h 55mDelta

Deal found 16/1£564

Thu 30/108:30DUB - SAN

2 stops20h 09mLufthansa

Fri 14/207:09SAN - DUB

2 stops20h 21mLufthansa

Deal found 16/1£606

Thu 31/705:55DUB - SAN

1 stop14h 05mKLM

Thu 7/811:00SAN - DUB

1 stop13h 45mKLM

Deal found 16/1£672

Mon 20/113:20DUB - SAN

2 stops39h 19mSWISS

Mon 27/115:58SAN - DUB

2 stops36h 07mSWISS

Deal found 16/1£688

Wed 30/711:30DUB - SAN

1 stop15h 43mJetBlue

Wed 13/820:27SAN - DUB

1 stop27h 53mJetBlue

Deal found 16/1£733

Mon 26/509:45DUB - SAN

2 stops35h 35mWestJet

Sat 31/514:05SAN - DUB

2 stops59h 50mWestJet

Deal found 16/1£734

Wed 29/104:25DUB - SAN

2 stops37h 55mTAP AIR PORTUGAL

Sat 15/213:32SAN - DUB

2 stops25h 48mTAP AIR PORTUGAL

Deal found 15/1£1,105

Best flights from Dublin to San Diego
Discover carefully curated flight deals from Dublin to San Diego that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 January 2025.

Sat 8/209:00DUB - SAN

2 stops42h 53mUnited Airlines

Mon 10/219:43SAN - DUB

3 stops27h 27mUnited Airlines

Deal found 16/1£371

Wed 5/320:30DUB - SAN

1 stop27h 35mBritish Airways

Wed 12/319:10SAN - DUB

1 stop14h 50mBritish Airways

Deal found 16/1£507

Wed 5/312:30DUB - SAN

2 stops43h 58mScandinavian Airlines

Wed 12/307:10SAN - DUB

2 stops21h 30mScandinavian Airlines

Deal found 16/1£526

Sat 8/214:05DUB - SAN

1 stop16h 03mMultiple Airlines

Mon 10/218:10SAN - DUB

1 stop14h 55mMultiple Airlines

Deal found 16/1£533

Fri 28/306:00DUB - SAN

2 stops17h 59mAir France

Wed 2/413:25SAN - DUB

1 stop35h 50mAir France

Deal found 16/1£558

Wed 5/312:00DUB - SAN

1 stop17h 05mDelta

Wed 26/307:10SAN - DUB

2 stops17h 55mDelta

Deal found 16/1£564

Thu 30/108:30DUB - SAN

2 stops20h 09mLufthansa

Fri 14/207:09SAN - DUB

2 stops20h 21mLufthansa

Deal found 16/1£606

Mon 26/509:45DUB - SAN

2 stops35h 35mWestJet

Sat 31/514:05SAN - DUB

2 stops59h 50mWestJet

Deal found 16/1£734

Mon 26/511:30DUB - SAN

1 stop15h 34mJetBlue

Sat 31/510:50SAN - DUB

1 stop14h 10mJetBlue

Deal found 16/1£740

Wed 29/104:25DUB - SAN

2 stops37h 55mTAP AIR PORTUGAL

Sat 15/213:32SAN - DUB

2 stops25h 48mTAP AIR PORTUGAL

Deal found 15/1£1,105

Wed 5/311:30DUB - SAN

2 stops17h 44mIcelandair

Wed 12/310:45SAN - DUB

2 stops16h 30mIcelandair

Deal found 16/1£2,257

Wed 5/311:30DUB - SAN

1 stop17h 29mKLM

Wed 12/308:00SAN - DUB

2 stops17h 05mKLM

Deal found 16/1£2,285

Last-minute flights from Dublin to San Diego
Discover last-minute flight deals from Dublin to San Diego. Data last updated 17 January 2025 and is based on user searches.

Mon 20/113:20DUB - SAN

2 stops39h 19mSWISS

Mon 27/115:58SAN - DUB

2 stops36h 07mSWISS

Deal found 16/1£688

Wed 22/109:00DUB - SAN

2 stops19h 52mUnited Airlines

Wed 29/107:13SAN - DUB

1 stop15h 47mUnited Airlines

Deal found 15/1£596

Fri 24/104:25DUB - SAN

2 stops37h 46mMultiple Airlines

Sat 8/221:00SAN - DUB

2 stops35h 10mMultiple Airlines

Deal found 16/1£1,263

Sat 25/120:35DUB - SAN

1 stop27h 30mBritish Airways

Sat 8/218:10SAN - DUB

1 stop16h 30mBritish Airways

Deal found 16/1£587

Wed 29/104:25DUB - SAN

2 stops37h 55mTAP AIR PORTUGAL

Sat 15/213:32SAN - DUB

2 stops25h 48mTAP AIR PORTUGAL

Deal found 15/1£1,105

Thu 30/108:30DUB - SAN

2 stops20h 09mLufthansa

Fri 14/207:09SAN - DUB

2 stops20h 21mLufthansa

Deal found 16/1£606

Sat 8/209:00DUB - SAN

2 stops42h 53mUnited Airlines

Mon 10/219:43SAN - DUB

3 stops27h 27mUnited Airlines

Deal found 16/1£371

Sat 8/208:40DUB - SAN

2 stops19h 30mBritish Airways

Mon 10/218:10SAN - DUB

1 stop14h 55mBritish Airways

Deal found 16/1£512

Sat 8/214:05DUB - SAN

1 stop16h 03mMultiple Airlines

Mon 10/218:10SAN - DUB

1 stop14h 55mMultiple Airlines

Deal found 16/1£533

Fri 21/208:50DUB - SAN

2 stops23h 38mDelta

Sun 23/221:40SAN - DUB

1 stop26h 45mDelta

Deal found 16/1£1,769

Find flights from Dublin to San Diego within your budget

Fly from

Fly to

Route

Depart

Return

Price

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Sat 8/2

09:00-19:53

2 stops42h 53m

San Diego

Mon 10/2

19:43-07:10

3 stops27h 27m

£371

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Wed 5/3

20:30-16:05

1 stop27h 35m

San Diego

Wed 12/3

19:10-17:00

1 stop14h 50m

£507

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Wed 5/3

12:30-00:28

2 stops43h 58m

San Diego

Wed 12/3

07:10-11:40

2 stops21h 30m

£526

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Sat 8/2

14:05-22:08

1 stop16h 03m

San Diego

Mon 10/2

18:10-17:05

1 stop14h 55m

£533

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 28/3

06:00-16:59

2 stops17h 59m

San Diego

Wed 2/4

13:25-09:15

1 stop35h 50m

£558

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Wed 5/3

12:00-21:05

1 stop17h 05m

San Diego

Wed 26/3

07:10-08:05

2 stops17h 55m

£564

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Thu 30/1

08:30-20:39

2 stops20h 09m

San Diego

Fri 14/2

07:09-11:30

2 stops20h 21m

£606

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Mon 26/5

09:45-13:20

2 stops35h 35m

San Diego

Sat 31/5

14:05-09:55

2 stops59h 50m

£734

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Mon 26/5

11:30-19:04

1 stop15h 34m

San Diego

Sat 31/5

10:50-09:00

1 stop14h 10m

£740

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Wed 29/1

04:25-10:20

2 stops37h 55m

San Diego

Sat 15/2

13:32-23:20

2 stops25h 48m

£1,105

Flights are sorted by cheapest return flights first.

Deals found on 16/1

Showing 1-10 of 14 results

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.

Estimated return 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.

Travel insights for flights from Dublin to San Diego

Get recent, data-driven insights about flights from Dublin to San Diego including ideal travel times, pricing trends, and more.

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

To ensure you get the cheapest price possible for a flight from Dublin to San Diego, you should look to book at least 49 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Dublin to San Diego (average of £585). Flying from Dublin to San Diego in July is currently the most expensive (average of £920). 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 DUB to SAN?

It’s typically best to fly out from Dublin to San Diego at midday. Doing so could potentially save you 17% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in San Diego by month

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 58.0 inches per month. February is typically the wettest month, when rainfall can reach 58.0 mm. July is typically the driest time to visit San Diego when rainfall is around 0.0 mm.

Temperature in San Diego by month

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

Reviews of airlines servicing San Diego

To help decide which airline to fly from Dublin to San Diego, see what other customers have to say about British Airways and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

8,513 reviews

Check prices

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very Good

8,513 reviews

Delta

8.0

Very Good

8,513 reviews

Check prices

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM

7.8

Good

1,339 reviews

Delta

8.0

Very Good

8,513 reviews

Check prices

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

JetBlue

7.4

Good

3,199 reviews

Delta

8.0

Very Good

8,513 reviews

Check prices

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air France

7.4

Good

1,487 reviews

Delta

8.0

Very Good

8,513 reviews

Check prices

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines

7.4

Good

8,969 reviews

Delta

8.0

Very Good

8,513 reviews

Check prices

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What are the cheapest airlines flying from Dublin to San Diego round-trip?
Flying on United Airlines is currently your cheapest option to San Diego, with prices starting at £371. Additional return tickets that might be worth considering are offered by British Airways and Scandinavian Airlines, with the lowest prices starting at £507 and £526, respectively. Users have found that United Airlines is 45% cheaper than the other options available to this destination.
Can I find deals for flights from Dublin to San Diego that include hotel bookings?
Yes. In addition to deals on Dublin to San Diego flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Dublin to San Diego?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dublin to San Diego.
Can I find deals for business class flights from Dublin to San Diego?
Yes. Cheapflights offers flight deals from Dublin to San Diego 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 Dublin to San Diego?
Currently, January is the cheapest month in which you can book a flight from Dublin to San Diego (average of £585). Flying from Dublin to San Diego in July is currently the most expensive (average of £920). 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

El Cajon

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Dublin to San Diego

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£555	Average£630	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
United Airlines	Cheapest£588	Average£844	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Dublin to San Diego?

Deals for Dublin to San Diego flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Dublin to San Diego?

Cheapflights simply makes it quick and affordable to book flights from Dublin to San Diego by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Dublin to San Diego with no change fees?

Certainly. Search results for flights to San Diego from Dublin shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Dublin to San Diego become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San Diego from Dublin today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Dublin to San Diego from £275

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 28/5. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Dublin to San Diego

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Dublin to San Diego

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 17 January 2025.

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 17 January 2025.

Find flights from Dublin to San Diego within your budget

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.

Travel insights for flights from Dublin to San Diego

Get recent, data-driven insights about flights from Dublin to San Diego including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a return flight from Dublin to San Diego. Price data was last updated on 10 January 2025.

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

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

Find hourly flight availability from Dublin to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 January 2025.

Rainfall in San Diego by month

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

Temperature in San Diego by month

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

Reviews of airlines servicing 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.

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

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

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

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

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

Travelling to a place near Dublin?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dublin to San Diego

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Dublin to San Diego

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Dublin to San Diego?

Why should you use Cheapflights to find cheap flight tickets from Dublin to San Diego?

Can Cheapflights find flights from Dublin to San Diego with no change fees?

Can Cheapflights notify me if prices for flights from Dublin to San Diego become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Dublin to San Diego
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 17 January 2025.