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

Flying on American Airlines is currently your cheapest option to San Diego, with prices starting at £562. Additional return tickets that might be worth considering are offered by United Airlines and British Airways, with the lowest prices starting at £581 and £584, respectively. Users have found that American Airlines is 15% cheaper than the other options available to this destination.

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

To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at £388. United Airlines flights start at £843 while deals on TAP AIR PORTUGAL start at £896 one-way.

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 33% by booking at least 9 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 £555.

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

November is one of the best times of the year to fly to San Diego from Dublin. Prices for November average £665 per person but you can even find prices for as low as £513. The most expensive prices can be found in the month of August. Opting for a November flight can save you 28% 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.

£388+ Flights from Dublin to San Diego

Cheap flight deals from Dublin to San Diego

Round-trip from	£468
One-way from	£388
Popular in	August
Cheapest in	November
Average price	£578

1/4-7/4
5 total stops
69h 59m total
Dublin to San Diego

Search Deals

WestJet
9/5
2 total stops
33h 50m total
Dublin to San Diego

Search Deals

Highest demand for flights based on searches. 14% potential increase in price (£89 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).

Search Deals

Average for round-trip flights in February 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 21 February 2025.

Tue 1/419:05DUB - SAN

3 stops44h 34mMultiple Airlines

Mon 7/408:50SAN - DUB

2 stops25h 25mMultiple Airlines

Deal found 20/2£468

Sun 4/512:40DUB - SAN

1 stop19h 16mAmerican Airlines

Sun 11/519:50SAN - DUB

1 stop15h 45mAmerican Airlines

Deal found 20/2£562

Wed 5/309:00DUB - SAN

3 stops23h 14mUnited Airlines

Wed 12/308:47SAN - DUB

2 stops18h 18mUnited Airlines

Deal found 19/2£581

Mon 24/1110:40DUB - SAN

2 stops18h 56mBritish Airways

Mon 12/118:10SAN - DUB

1 stop14h 55mBritish Airways

Deal found 20/2£582

Mon 24/1106:00DUB - SAN

2 stops18h 06mDelta

Mon 12/107:00SAN - DUB

2 stops24h 40mDelta

Deal found 20/2£587

Mon 5/512:40DUB - SAN

1 stop16h 07mIberia

Sat 10/515:16SAN - DUB

1 stop34h 29mIberia

Deal found 20/2£597

Sat 31/511:45DUB - SAN

1 stop15h 30mJetBlue

Tue 3/610:20SAN - DUB

1 stop14h 00mJetBlue

Deal found 20/2£619

Mon 7/405:55DUB - SAN

2 stops19h 56mLufthansa

Mon 14/417:15SAN - DUB

1 stop15h 40mLufthansa

Deal found 20/2£631

Thu 27/212:55DUB - SAN

2 stops41h 35mSWISS

Thu 6/313:21SAN - DUB

2 stops38h 44mSWISS

Deal found 20/2£647

Sun 4/512:00DUB - SAN

2 stops16h 26mAir France

Sat 10/507:00SAN - DUB

1 stop18h 15mAir France

Deal found 20/2£660

Wed 23/720:45DUB - SAN

1 stop23h 15mKLM

Mon 28/706:15SAN - DUB

1 stop19h 45mKLM

Deal found 20/2£700

Sat 3/510:15DUB - SAN

2 stops20h 34mScandinavian Airlines

Sat 10/507:00SAN - DUB

3 stops25h 10mScandinavian Airlines

Deal found 20/2£732

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 21 February 2025.

Tue 1/419:05DUB - SAN

3 stops44h 34mMultiple Airlines

Mon 7/408:50SAN - DUB

2 stops25h 25mMultiple Airlines

Deal found 20/2£468

Sun 4/512:40DUB - SAN

1 stop19h 16mAmerican Airlines

Sun 11/519:50SAN - DUB

1 stop15h 45mAmerican Airlines

Deal found 20/2£562

Wed 5/309:00DUB - SAN

3 stops23h 14mUnited Airlines

Wed 12/308:47SAN - DUB

2 stops18h 18mUnited Airlines

Deal found 19/2£581

Fri 2/508:35DUB - SAN

2 stops22h 53mBritish Airways

Sat 10/516:48SAN - DUB

2 stops18h 37mBritish Airways

Deal found 20/2£584

Mon 5/512:40DUB - SAN

1 stop16h 07mIberia

Sat 10/515:16SAN - DUB

1 stop34h 29mIberia

Deal found 20/2£597

Thu 29/505:55DUB - SAN

1 stop14h 05mDelta

Wed 4/615:21SAN - DUB

2 stops15h 39mDelta

Deal found 20/2£603

Sat 31/511:45DUB - SAN

1 stop15h 30mJetBlue

Wed 4/610:20SAN - DUB

1 stop14h 00mJetBlue

Deal found 20/2£619

Mon 7/405:55DUB - SAN

2 stops19h 56mLufthansa

Mon 14/417:15SAN - DUB

1 stop15h 40mLufthansa

Deal found 20/2£631

Sun 4/512:00DUB - SAN

2 stops16h 26mAir France

Sat 10/507:00SAN - DUB

1 stop18h 15mAir France

Deal found 20/2£660

Wed 23/720:45DUB - SAN

1 stop23h 15mKLM

Mon 28/706:15SAN - DUB

1 stop19h 45mKLM

Deal found 20/2£700

Sat 3/510:15DUB - SAN

2 stops20h 34mScandinavian Airlines

Sat 10/507:00SAN - DUB

3 stops25h 10mScandinavian Airlines

Deal found 20/2£732

Fri 11/416:40DUB - SAN

1 stop14h 46mAer Lingus

Fri 25/406:15SAN - DUB

1 stop20h 00mAer Lingus

Deal found 20/2£2,101

Last-minute flights from Dublin to San Diego
Discover last-minute flight deals from Dublin to San Diego. Data last updated 21 February 2025 and is based on user searches.

Wed 26/209:00DUB - SAN

2 stops18h 53mUnited Airlines

Wed 5/313:30SAN - DUB

1 stop12h 35mUnited Airlines

Deal found 19/2£590

Thu 27/212:55DUB - SAN

2 stops41h 35mSWISS

Thu 6/313:21SAN - DUB

2 stops38h 44mSWISS

Deal found 20/2£647

Fri 28/209:00DUB - SAN

2 stops23h 14mMultiple Airlines

Sun 16/316:46SAN - DUB

2 stops16h 54mMultiple Airlines

Deal found 20/2£712

Fri 28/211:30DUB - SAN

2 stops17h 44mIcelandair

Sun 16/310:44SAN - DUB

2 stops16h 31mIcelandair

Deal found 20/2£1,735

Fri 28/204:25DUB - SAN

2 stops37h 10mTAP AIR PORTUGAL

Sun 16/310:44SAN - DUB

2 stops22h 26mTAP AIR PORTUGAL

Deal found 20/2£1,999

Wed 5/309:00DUB - SAN

3 stops23h 14mUnited Airlines

Wed 12/308:47SAN - DUB

2 stops18h 18mUnited Airlines

Deal found 19/2£581

Thu 20/305:55DUB - SAN

2 stops19h 11mDelta

Thu 27/311:35SAN - DUB

1 stop15h 10mDelta

Deal found 20/2£627

One-way flights from Dublin to San Diego
Search for one-way flight options from Dublin to San Diego. Find affordable one-way fares based on user searches. Data last updated 21 February 2025.

Fri 9/511:30DUB - SAN

2 stops33h 50mWestJet

Deal found 21/2£388

Sun 23/315:20DUB - SAN

1 stop15h 23mMultiple Airlines

Deal found 19/2£546

Sun 2/309:00DUB - SAN

3 stops23h 32mUnited Airlines

Deal found 20/2£843

Sat 1/304:15DUB - SAN

2 stops37h 46mTAP AIR PORTUGAL

Deal found 20/2£896

Sun 11/512:15DUB - SAN

2 stops42h 29mIcelandair

Deal found 20/2£1,160

Thu 8/512:00DUB - SAN

1 stop19h 21mDelta

Deal found 20/2£1,783

Thu 8/512:00DUB - SAN

1 stop16h 22mKLM

Deal found 21/2£1,787

Find flights from Dublin to San Diego within your budget

Fly from

Fly to

Route

Depart

Return

Price

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Tue 1/4

19:05-07:39

3 stops44h 34m

San Diego

Mon 7/4

08:50-18:15

2 stops25h 25m

£468

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Sun 4/5

12:40-23:56

1 stop19h 16m

San Diego

Sun 11/5

19:50-19:35

1 stop15h 45m

£562

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Wed 5/3

09:00-00:14

3 stops23h 14m

San Diego

Wed 12/3

08:47-10:05

2 stops18h 18m

£581

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Fri 2/5

08:35-23:28

2 stops22h 53m

San Diego

Sat 10/5

16:48-19:25

2 stops18h 37m

£584

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Mon 5/5

12:40-20:47

1 stop16h 07m

San Diego

Sat 10/5

15:16-09:45

1 stop34h 29m

£597

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Thu 29/5

05:55-12:00

1 stop14h 05m

San Diego

Wed 4/6

15:21-15:00

2 stops15h 39m

£603

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Sat 31/5

11:45-19:15

1 stop15h 30m

San Diego

Wed 4/6

10:20-08:20

1 stop14h 00m

£619

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Mon 7/4

05:55-17:51

2 stops19h 56m

San Diego

Mon 14/4

17:15-16:55

1 stop15h 40m

£631

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Sun 4/5

12:00-20:26

2 stops16h 26m

San Diego

Sat 10/5

07:00-09:15

1 stop18h 15m

£660

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

Wed 23/7

20:45-12:00

1 stop23h 15m

San Diego

Mon 28/7

06:15-10:00

1 stop19h 45m

£700

Flights are sorted by cheapest return flights first.

Deals found on 21/2

Showing 1-10 of 20 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 8 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

Delta

8.0

Very Good

8,217 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

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

Delta

8.0

Very Good

8,217 reviews

Delta

8.0

Very Good

8,217 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

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

KLM

7.8

Good

1,333 reviews

Delta

8.0

Very Good

8,217 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

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

Air France

7.4

Good

1,449 reviews

Delta

8.0

Very Good

8,217 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

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

United Airlines

7.4

Good

8,760 reviews

Delta

8.0

Very Good

8,217 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

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

JetBlue

7.4

Good

3,069 reviews

Delta

8.0

Very Good

8,217 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

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 American Airlines is currently your cheapest option to San Diego, with prices starting at £562. Additional return tickets that might be worth considering are offered by United Airlines and British Airways, with the lowest prices starting at £581 and £584, respectively. Users have found that American Airlines is 15% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Dublin to San Diego one-way?
To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at £388. United Airlines flights start at £843 while deals on TAP AIR PORTUGAL start at £896 one-way.
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£536	Average£644	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
United Airlines	Cheapest£569	Average£720	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.

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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 £388

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 9/5. 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 21 February 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 21 February 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 14 February 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 21 February 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?

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

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

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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?

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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 21 February 2025.