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Cheap flights from Dublin to San Juan from €377

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 3/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Enter your travel dates to find the best prices.
JetBlue Logo
11:45 - 20:03
DUB
-
SJU
13h 18m1 stop
JetBlue Logo
21:25 - 09:00
SJU
-
DUB
30h 35m1 stop
€407JetBlue
Wed, 6 May - Wed, 13 May
British Airways Logo
20:40 - 21:33
DUB
-
SJU
28h 53m2 stops
British Airways Logo
16:50 - 17:00
SJU
-
DUB
20h 10m2 stops
€553British Airways
Sun, 15 Feb - Tue, 3 Mar
American Airlines Logo
11:30 - 13:36
DUB
-
SJU
30h 06m2 stops
American Airlines Logo
19:00 - 17:00
SJU
-
DUB
18h 00m2 stops
€554American Airlines
Mon, 16 Feb - Fri, 6 Mar
British Airways Logo
11:30 - 23:44
DUB
-
SJU
16h 14m1 stop
British Airways Logo
16:37 - 17:25
SJU
-
DUB
20h 48m2 stops
€555British Airways
Sun, 15 Feb - Thu, 5 Mar
Multiple Airlines Logo
16:40 - 03:54
DUB
-
SJU
15h 14m1 stop
Multiple Airlines Logo
06:55 - 04:20
SJU
-
DUB
17h 25m1 stop
€561Multiple Airlines
Wed, 18 Feb - Wed, 4 Mar
British Airways Logo
20:40 - 21:33
DUB
-
SJU
28h 53m2 stops
British Airways Logo
09:25 - 08:40
SJU
-
DUB
19h 15m1 stop
€567British Airways
Sun, 15 Feb - Wed, 4 Mar
Multiple Airlines Logo
11:30 - 10:48
DUB
-
SJU
27h 18m2 stops
Multiple Airlines Logo
13:24 - 08:40
SJU
-
DUB
15h 16m2 stops
€569Multiple Airlines
Mon, 12 Jan - Sun, 25 Jan
American Airlines Logo
11:30 - 11:55
DUB
-
SJU
28h 25m2 stops
American Airlines Logo
14:38 - 08:40
SJU
-
DUB
14h 02m1 stop
€571American Airlines
Tue, 17 Feb - Tue, 3 Mar
British Airways Logo
08:50 - 23:44
DUB
-
SJU
18h 54m2 stops
British Airways Logo
14:26 - 17:00
SJU
-
DUB
22h 34m2 stops
€572British Airways
Mon, 16 Feb - Tue, 3 Mar
American Airlines Logo
11:30 - 23:44
DUB
-
SJU
16h 14m1 stop
American Airlines Logo
17:14 - 08:40
SJU
-
DUB
11h 26m1 stop
€591American Airlines
Sun, 15 Feb - Fri, 6 Mar

British Airways flights from Dublin to San Juan

Our best British Airways deals on Dublin to San Juan flight tickets
British Airways
15 Feb
DUB20:40Dublin
28h 53m
2 stops
SJU21:33San Juan Luis Munoz Marin Intl
3 Mar
SJU16:50San Juan Luis Munoz Marin Intl
20h 10m
2 stops
DUB17:00Dublin
€553
Find similar
British Airways
15 Feb
DUB11:30Dublin
16h 14m
1 stop
SJU23:44San Juan Luis Munoz Marin Intl
5 Mar
SJU16:37San Juan Luis Munoz Marin Intl
20h 48m
2 stops
DUB17:25Dublin
€555
Find similar
British Airways
15 Feb
DUB20:40Dublin
28h 53m
2 stops
SJU21:33San Juan Luis Munoz Marin Intl
4 Mar
SJU09:25San Juan Luis Munoz Marin Intl
19h 15m
1 stop
DUB08:40Dublin
€567
Find similar

American Airlines flights from Dublin to San Juan

Our best American Airlines deals on Dublin to San Juan flight tickets
American Airlines
16 Feb
DUB11:30Dublin
30h 06m
2 stops
SJU13:36San Juan Luis Munoz Marin Intl
6 Mar
SJU19:00San Juan Luis Munoz Marin Intl
18h 00m
2 stops
DUB17:00Dublin
€554
Find similar
American Airlines
17 Feb
DUB11:30Dublin
28h 25m
2 stops
SJU11:55San Juan Luis Munoz Marin Intl
3 Mar
SJU14:38San Juan Luis Munoz Marin Intl
14h 02m
1 stop
DUB08:40Dublin
€571
Find similar
American Airlines
15 Feb
DUB11:30Dublin
16h 14m
1 stop
SJU23:44San Juan Luis Munoz Marin Intl
6 Mar
SJU17:14San Juan Luis Munoz Marin Intl
11h 26m
1 stop
DUB08:40Dublin
€591
Find similar

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 23 December 2025.
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

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 6/5

11:45-20:03

1 stop13h 18m

San Juan Luis Munoz Marin Intl

Wed 13/5

21:25-09:00

1 stop30h 35m

€407

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sun 15/2

20:40-21:33

2 stops28h 53m

San Juan Luis Munoz Marin Intl

Tue 3/3

16:50-17:00

2 stops20h 10m

€553

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Mon 16/2

11:30-13:36

2 stops30h 06m

San Juan Luis Munoz Marin Intl

Fri 6/3

19:00-17:00

2 stops18h 00m

€554

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sun 15/2

11:30-23:44

1 stop16h 14m

San Juan Luis Munoz Marin Intl

Thu 5/3

16:37-17:25

2 stops20h 48m

€555

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 18/2

16:40-03:54

1 stop15h 14m

San Juan Luis Munoz Marin Intl

Wed 4/3

06:55-04:20

1 stop17h 25m

€561

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sun 15/2

20:40-21:33

2 stops28h 53m

San Juan Luis Munoz Marin Intl

Wed 4/3

09:25-08:40

1 stop19h 15m

€567

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Mon 12/1

11:30-10:48

2 stops27h 18m

San Juan Luis Munoz Marin Intl

Sun 25/1

13:24-08:40

2 stops15h 16m

€569

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Tue 17/2

11:30-11:55

2 stops28h 25m

San Juan Luis Munoz Marin Intl

Tue 3/3

14:38-08:40

1 stop14h 02m

€571

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Mon 16/2

08:50-23:44

2 stops18h 54m

San Juan Luis Munoz Marin Intl

Tue 3/3

14:26-17:00

2 stops22h 34m

€572

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sun 15/2

11:30-23:44

1 stop16h 14m

San Juan Luis Munoz Marin Intl

Fri 6/3

17:14-08:40

1 stop11h 26m

€591

Flights are sorted by cheapest return flights 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 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 €504, 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 June is also very affordable. Most momondo users find prices during this month for around €554.

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

On average, the least expensive day to fly to San Juan from Dublin is on a Monday. momondo users have found tickets for Monday departures for as low as €710. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around €888. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Juan.

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

According to our data, the cheapest time of day to fly to San Juan is in the morning. momondo users have found flights departing from Dublin to San Juan in the morning for as low as €820. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At midday is when there is more demand to fly to San Juan, so prices are often more expensive at around €902 per ticket.

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

13h 18m

Direct flights

None
The fastest flight from Dublin to San Juan takes 13h 18m
There are no direct flights from Dublin to San Juan. There are no popular flight routes from Dublin to San Juan.
Search flight deals

  • 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 13h 18m, 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 €531Free CancellationRating
7.2
2,898 reviews
Search JetBlue flights
American AirlinesPriceFrom €609Free CancellationRating
7.2
11,050 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