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Cheap flights from Dublin to San Juan from €426

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to San Juan departing on 1/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Dublin to San Juan

Cheap return flights

Enter your travel dates to find the best prices.
JetBlue Logo
11:30 - 02:07
DUB
-
SJU
19h 37m
1 stop
JetBlue Logo
05:01 - 08:20
SJU
-
DUB
22h 19m
1 stop
€520JetBlue
Sun, 17 May - Mon, 1 Jun
JetBlue Logo
11:30 - 22:42
DUB
-
SJU
16h 12m
1 stop
JetBlue Logo
10:30 - 09:00
SJU
-
DUB
17h 30m
1 stop
€541JetBlue
Mon, 5 Oct - Sat, 17 Oct
JetBlue Logo
11:30 - 13:39
DUB
-
SJU
31h 09m
1 stop
JetBlue Logo
05:01 - 08:20
SJU
-
DUB
22h 19m
1 stop
€551JetBlue
Sat, 16 May - Mon, 1 Jun
JetBlue Logo
11:30 - 20:55
DUB
-
SJU
14h 25m
1 stop
JetBlue Logo
06:30 - 09:00
SJU
-
DUB
21h 30m
1 stop
€554JetBlue
Sun, 17 May - Sat, 30 May
JetBlue Logo
11:30 - 23:49
DUB
-
SJU
17h 19m
1 stop
JetBlue Logo
10:30 - 09:00
SJU
-
DUB
17h 30m
1 stop
€557JetBlue
Sat, 17 Oct - Fri, 23 Oct
JetBlue Logo
11:30 - 10:24
DUB
-
SJU
27h 54m
1 stop
JetBlue Logo
17:30 - 09:00
SJU
-
DUB
34h 30m
1 stop
€559JetBlue
Sat, 16 May - Fri, 29 May
JetBlue Logo
11:30 - 00:10
DUB
-
SJU
17h 40m
1 stop
JetBlue Logo
09:52 - 09:00
SJU
-
DUB
18h 08m
1 stop
€569JetBlue
Fri, 15 May - Fri, 29 May
JetBlue Logo
10:40 - 21:42
DUB
-
SJU
16h 02m
1 stop
JetBlue Logo
14:11 - 09:00
SJU
-
DUB
13h 49m
1 stop
€585JetBlue
Thu, 21 May - Thu, 4 Jun
JetBlue Logo
11:30 - 22:53
DUB
-
SJU
16h 23m
1 stop
JetBlue Logo
13:12 - 09:00
SJU
-
DUB
14h 48m
1 stop
€632JetBlue
Tue, 9 Jun - Tue, 16 Jun
British Airways Logo
10:30 - 23:01
DUB
-
SJU
17h 31m
2 stops
British Airways Logo
11:55 - 09:40
SJU
-
DUB
16h 45m
2 stops
€643British Airways
Tue, 9 Jun - Tue, 16 Jun

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JetBlue flights from Dublin to San Juan

Our best JetBlue deals on Dublin to San Juan flight tickets
JetBlue
17 May
DUB11:30Dublin
19h 37m
1 stop
SJU02:07San Juan Luis Munoz Marin Intl
1 Jun
SJU05:01San Juan Luis Munoz Marin Intl
22h 19m
1 stop
DUB08:20Dublin
€520
JetBlue
5 Oct
DUB11:30Dublin
16h 12m
1 stop
SJU22:42San Juan Luis Munoz Marin Intl
17 Oct
SJU10:30San Juan Luis Munoz Marin Intl
17h 30m
1 stop
DUB09:00Dublin
€541
JetBlue
16 May
DUB11:30Dublin
31h 09m
1 stop
SJU13:39San Juan Luis Munoz Marin Intl
1 Jun
SJU05:01San Juan Luis Munoz Marin Intl
22h 19m
1 stop
DUB08:20Dublin
€551

British Airways flights from Dublin to San Juan

Our best British Airways deals on Dublin to San Juan flight tickets
British Airways
9 Jun
DUB10:30Dublin
17h 31m
2 stops
SJU23:01San Juan Luis Munoz Marin Intl
16 Jun
SJU11:55San Juan Luis Munoz Marin Intl
16h 45m
2 stops
DUB09:40Dublin
€643
British Airways
13 May
DUB13:45Dublin
13h 20m
1 stop
SJU22:05San Juan Luis Munoz Marin Intl
17 May
SJU11:43San Juan Luis Munoz Marin Intl
16h 57m
2 stops
DUB09:40Dublin
€662
British Airways
9 Jun
DUB13:45Dublin
14h 16m
1 stop
SJU23:01San Juan Luis Munoz Marin Intl
16 Jun
SJU11:55San Juan Luis Munoz Marin Intl
16h 45m
2 stops
DUB09:40Dublin
€667

momondo Fare Finder

 
Customise your flight search to find flights from Dublin to San Juan 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, momondo users made 13,528 searches. Data last updated 27 April 2026.
Use the filters below to find and compare flights from Dublin to San Juan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sun 17/5

11:30-02:07

1 stop19h 37m

San Juan Luis Munoz Marin Intl

Mon 1/6

05:01-08:20

1 stop22h 19m

€520

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Mon 5/10

11:30-22:42

1 stop16h 12m

San Juan Luis Munoz Marin Intl

Sat 17/10

10:30-09:00

1 stop17h 30m

€541

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sat 16/5

11:30-13:39

1 stop31h 09m

San Juan Luis Munoz Marin Intl

Mon 1/6

05:01-08:20

1 stop22h 19m

€551

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sun 17/5

11:30-20:55

1 stop14h 25m

San Juan Luis Munoz Marin Intl

Sat 30/5

06:30-09:00

1 stop21h 30m

€554

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sat 17/10

11:30-23:49

1 stop17h 19m

San Juan Luis Munoz Marin Intl

Fri 23/10

10:30-09:00

1 stop17h 30m

€557

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sat 16/5

11:30-10:24

1 stop27h 54m

San Juan Luis Munoz Marin Intl

Fri 29/5

17:30-09:00

1 stop34h 30m

€559

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 15/5

11:30-00:10

1 stop17h 40m

San Juan Luis Munoz Marin Intl

Fri 29/5

09:52-09:00

1 stop18h 08m

€569
Fastest return journey

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 21/5

10:40-21:42

1 stop16h 02m

San Juan Luis Munoz Marin Intl

Thu 4/6

14:11-09:00

1 stop13h 49m

€585

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Tue 9/6

11:30-22:53

1 stop16h 23m

San Juan Luis Munoz Marin Intl

Tue 16/6

13:12-09:00

1 stop14h 48m

€632

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Tue 9/6

10:30-23:01

2 stops17h 31m

San Juan Luis Munoz Marin Intl

Tue 16/6

11:55-09:40

2 stops16h 45m

€643

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Juan from

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

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

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

What is the cheapest month to fly to San Juan?

The cheapest month to fly to San Juan from Dublin is in May. Flight prices, which tend to average around €436, are often lower during this time because this is during the off-season. If you are unable to visit San Juan during the month of May, then departing from Dublin during the month October is also very affordable. Most momondo users find prices during this month for around €550.

Cheap Dublin to San Juan flight deals and tips

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

Fastest flight time

16h 09m

Direct flights

None
The fastest flight from Dublin to San Juan takes 16h 09m
There are no direct flights from Dublin to San Juan. There are no popular flight routes from Dublin to San Juan.
Search flight deals

Frequently asked questions about flying from Dublin to San Juan

  • How far is Dublin to San Juan by plane?

    Dublin and San Juan are 6379.8 km apart from one another. Flights usually cover this in 16h 09m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Dublin Airport to San Juan are refreshed on a daily basis.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport to San Juan.

  • What documentation or ID do you need to fly to San Juan?

    The travel and health documents you'll need for your trip to San Juan may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at San Juan. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Dublin to San Juan

Compare and see reviews for airlines that fly from Dublin to San Juan with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom €435Free CancellationRating
7.1
2,967 reviews
Search JetBlue flights
American AirlinesPriceFrom €609Free CancellationRating
7.1
11,671 reviews
Search American Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Juan from Dublin.

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

Yes. momondo enables you to select and highlight flights to San Juan from Dublin with this policy.

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

momondo helps you find the best flight between Dublin and San Juan by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to San Juan, momondo offers a useful price alert feature which will track prices for flights to San Juan from Dublin and alert you when they change.

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Find better results for your trip to Puerto Rico

Fly into one of these airports located in San Juan

Airports listed have a maximum distance of 11.5 km from San Juan
San Juan Luis Munoz Marin Intl Airport