What is the cheapest airline that flies from Dublin to San Diego?

WestJet and United Airlines are the most popular carriers operating from Dublin to San Diego

When did momondo last update prices for flights from Dublin Airport to San Diego Airport?

Prices for flights from Dublin Airport to San Diego Airport were last updated today.

How many operators does momondo search for flights from Dublin Airport to San Diego Airport?

As of August 2025, there are 2 operators available to choose from for flights from Dublin Airport to San Diego Airport.

How old do you have to be to fly from Dublin Airport to San Diego Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Dublin Airport to San Diego Airport.

What documentation or ID do you need to fly to San Diego Airport?

The travel and health documents required for your trip to San Diego Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Diego Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£340 Cheap Flights from Dublin to San Diego in 2025

Q: What is the typical price of a round-trip flight between Dublin and San Diego?

Prices are currently low for flights on this route. Typical prices usually range from £718 to £777. The lowest price recently found on this route was £520.

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Find the cheapest flights from Dublin to San Diego

Round-trip

One-way

Cheap return flights

11:35 - 23:37DUB-SAN

20h 02m2 stops

06:15 - 10:40SAN-DUB

20h 25m2 stops

£520

Find Deal

on., 3 sep. - on., 10 sep.

10:20 - 12:08DUB-SAN

33h 48m3 stops

06:15 - 22:55SAN-DUB

32h 40m3 stops

£539

Find Deal

on., 3 sep. - on., 10 sep.

11:30 - 19:30DUB-SAN

16h 00m1 stop

10:10 - 08:20SAN-DUB

14h 10m1 stop

£579JetBlue

Find Deal

ma., 15 sep. - lø., 4 okt.

10:40 - 18:58DUB-SAN

16h 18m1 stop

10:10 - 08:20SAN-DUB

14h 10m1 stop

£586JetBlue

Find Deal

lø., 27 sep. - lø., 4 okt.

20:40 - 16:10DUB-SAN

27h 30m1 stop

18:00 - 19:45SAN-DUB

17h 45m1 stop

£592British Airways

Find Deal

to., 11 des. - lø., 27 des.

20:40 - 16:10DUB-SAN

27h 30m1 stop

18:00 - 18:40SAN-DUB

16h 40m1 stop

£594British Airways

Find Deal

to., 11 des. - lø., 27 des.

08:50 - 20:49DUB-SAN

19h 59m2 stops

06:15 - 07:45SAN-DUB

17h 30m2 stops

£613Delta

Find Deal

to., 11 des. - lø., 27 des.

06:00 - 16:07DUB-SAN

18h 07m2 stops

22:50 - 07:45SAN-DUB

24h 55m1 stop

£617Delta

Find Deal

lø., 13 des. - sø., 21 des.

09:20 - 19:35DUB-SAN

18h 15m1 stop

10:46 - 10:20SAN-DUB

15h 34m2 stops

£642United Airlines

Find Deal

lø., 27 sep. - lø., 4 okt.

09:20 - 18:20DUB-SAN

17h 00m2 stops

10:46 - 10:20SAN-DUB

15h 34m2 stops

£646United Airlines

Find Deal

ma., 15 sep. - lø., 4 okt.

JetBlue flights from Dublin to San Diego

Our best JetBlue deals on Dublin to San Diego flight tickets

JetBlue

15 Sept

DUB11:30Dublin

16h 00m

1 stop

SAN19:30San Diego

4 Oct

SAN10:10San Diego

14h 10m

1 stop

DUB08:20Dublin

£579

Find similar

JetBlue

27 Sept

DUB10:40Dublin

16h 18m

1 stop

SAN18:58San Diego

4 Oct

SAN10:10San Diego

14h 10m

1 stop

DUB08:20Dublin

£586

Find similar

JetBlue

3 Sept

DUB10:40Dublin

16h 15m

1 stop

SAN18:55San Diego

10 Sept

SAN10:11San Diego

14h 09m

1 stop

DUB08:20Dublin

£589

Find similar

British Airways flights from Dublin to San Diego

Our best British Airways deals on Dublin to San Diego flight tickets

British Airways

11 Dec

DUB20:40Dublin

27h 30m

1 stop

SAN16:10San Diego

27 Dec

SAN18:00San Diego

17h 45m

1 stop

DUB19:45Dublin

£592

Find similar

British Airways

11 Dec

DUB20:40Dublin

27h 30m

1 stop

SAN16:10San Diego

27 Dec

SAN18:00San Diego

16h 40m

1 stop

DUB18:40Dublin

£594

Find similar

British Airways

17 Dec

DUB10:20Dublin

19h 31m

2 stops

SAN21:51San Diego

3 Jan

SAN14:58San Diego

20h 07m

2 stops

DUB19:05Dublin

£1,146

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

on. 3/9

11:35-23:37

2 stops20h 02m

San Diego

on. 10/9

06:15-10:40

2 stops20h 25m

£520

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

on. 3/9

10:20-12:08

3 stops33h 48m

San Diego

on. 10/9

06:15-22:55

3 stops32h 40m

£539

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

ma. 15/9

11:30-19:30

1 stop16h 00m

San Diego

lø. 4/10

10:10-08:20

1 stop14h 10m

£579

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

lø. 27/9

10:40-18:58

1 stop16h 18m

San Diego

lø. 4/10

10:10-08:20

1 stop14h 10m

£586

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

to. 11/12

20:40-16:10

1 stop27h 30m

San Diego

lø. 27/12

18:00-19:45

1 stop17h 45m

£592

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

to. 11/12

20:40-16:10

1 stop27h 30m

San Diego

lø. 27/12

18:00-18:40

1 stop16h 40m

£594

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

to. 11/12

08:50-20:49

2 stops19h 59m

San Diego

lø. 27/12

06:15-07:45

2 stops17h 30m

£613

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

lø. 13/12

06:00-16:07

2 stops18h 07m

San Diego

sø. 21/12

22:50-07:45

1 stop24h 55m

£617

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

lø. 27/9

09:20-19:35

1 stop18h 15m

San Diego

lø. 4/10

10:46-10:20

2 stops15h 34m

£642

DublinSan Diego

DUB - SAN

DUBSAN

Dublin

ma. 15/9

09:20-18:20

2 stops17h 00m

San Diego

lø. 4/10

10:46-10:20

2 stops15h 34m

£646

Flights are sorted by cheapest return flights first.

Showing 1-10 of 18 resultsSorted by cheapest first

How to get the cheapest flight ticket from Dublin to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the typical price of a round-trip flight between Dublin and San Diego?

What is the cheapest month to fly to San Diego?

If you don’t want to visit San Diego in November, then you should wait until February to fly from Dublin, when ticket prices are also cheap, with an average price of £539.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Dublin to San Diego is on a Monday when prices can be found for as low as £549. Flights from Dublin to San Diego on a Thursday will generally be more expensive and average around £685. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to San Diego?

At midday is the cheapest time of day to fly from Dublin to San Diego when you can find flight prices for as low as £542. Flying to San Diego at midday is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around £649. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to San Diego from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around £607 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Dublin for as low as £538 on momondo.

Can stopping save me money on Dublin to San Diego flights?

You could potentially save up to 58% on your flight if you consider stops on a Dublin to San Diego flight.

How have Dublin to San Diego flight prices changed over time?

As of August 2025, prices for Dublin to San Diego flights are approximately 21% cheaper when compared to flights at the same time last year.

When to book flights from Dublin to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Dublin to San Diego according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Dublin to San Diego (DUB to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dublin to San Diego

Best price found	£340
Fastest flight time	14h 05m
Direct flights	None
Airports in San Diego	1 airport

The best one-way flight to San Diego from Dublin in the past 72 hours is £340. The best return flight deal from Dublin to San Diego found on momondo in the last 72 hours is £520.

The fastest flight from Dublin to San Diego takes 14h 05m

There are no direct flights from Dublin to San Diego. Popular non-direct route for this connection is Dublin Airport - San Diego Airport.

There is 1 airport near San Diego: San Diego (SAN)

Search flight deals

How far is Dublin to San Diego by plane?
A flight from Dublin to San Diego will travel around 5196.4 mi. Flights usually cover this in 14h 05m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Dublin Airport to San Diego Airport?
Prices for flights from Dublin Airport to San Diego Airport were last updated today.
How many operators does momondo search for flights from Dublin Airport to San Diego Airport?
As of August 2025, there are 2 operators available to choose from for flights from Dublin Airport to San Diego Airport.
How old do you have to be to fly from Dublin Airport to San Diego Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Dublin Airport to San Diego Airport.
What documentation or ID do you need to fly to San Diego Airport?
The travel and health documents required for your trip to San Diego Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Diego Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Dublin to San Diego?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Dublin to San Diego is United Airlines (51% of total bookings). The next most popular airline is British Airways (49%).

Best airlines flying from Dublin to San Diego

Compare and see reviews for airlines that fly from Dublin to San Diego with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £497	Free Cancellation	Rating 6.6 7,267 reviews		Search British Airways flights
United Airlines	PriceFrom £524	Free Cancellation	Rating 7.4 8,915 reviews		Search United Airlines flights

Coronado

Chula Vista

Why use momondo?

Why should I use momondo to find a flight deal from Dublin to San Diego?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Dublin to San Diego . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Dublin to San Diego with flexible booking policies on momondo?

All flight searches from Dublin to San Diego on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Dublin to San Diego?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Dublin to San Diego.

I’m not ready to book a flight from Dublin to San Diego right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Dublin to San Diego now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Diego and let you know when they change.