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Cheap flights from Dublin to San Juan from €384

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 23/2. 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.
Multiple Airlines Logo
12:55 - 14:44DUB-SJU
29h 49m1 stop
Multiple Airlines Logo
07:00 - 08:40SJU-DUB
21h 40m1 stop
€621Multiple Airlines
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Mon, 15 Dec - Mon, 22 Dec
Multiple Airlines Logo
11:30 - 23:59DUB-SJU
16h 29m1 stop
Multiple Airlines Logo
17:10 - 08:40SJU-DUB
11h 30m1 stop
€630Multiple Airlines
Find Deal
Mon, 22 Dec - Sun, 18 Jan
Delta Logo
11:00 - 21:58DUB-SJU
15h 58m1 stop
Delta Logo
06:15 - 09:15SJU-DUB
22h 00m2 stops
€654Delta
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Wed, 8 Apr - Fri, 24 Apr
Delta Logo
11:00 - 21:58DUB-SJU
15h 58m1 stop
Delta Logo
07:30 - 07:55SJU-DUB
19h 25m2 stops
€655Delta
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Wed, 8 Apr - Fri, 24 Apr
British Airways Logo
08:50 - 00:10DUB-SJU
20h 20m2 stops
British Airways Logo
13:45 - 10:15SJU-DUB
15h 30m2 stops
€660British Airways
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Wed, 8 Apr - Fri, 24 Apr
British Airways Logo
08:50 - 00:10DUB-SJU
20h 20m2 stops
British Airways Logo
13:45 - 11:15SJU-DUB
16h 30m2 stops
€662British Airways
Find Deal
Wed, 8 Apr - Fri, 24 Apr
American Airlines Logo
11:30 - 22:25DUB-SJU
14h 55m1 stop
American Airlines Logo
15:45 - 09:55SJU-DUB
13h 10m1 stop
€672American Airlines
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Sat, 28 Mar - Tue, 7 Apr
American Airlines Logo
12:40 - 03:55DUB-SJU
20h 15m1 stop
American Airlines Logo
06:54 - 09:45SJU-DUB
21h 51m1 stop
€676American Airlines
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Wed, 1 Apr - Sun, 5 Apr
KLM Logo
13:20 - 12:07DUB-SJU
27h 47m2 stops
KLM Logo
17:36 - 20:15SJU-DUB
21h 39m2 stops
€734KLM
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Wed, 1 Apr - Sun, 5 Apr
KLM Logo
06:00 - 22:18DUB-SJU
21h 18m2 stops
KLM Logo
17:36 - 20:15SJU-DUB
21h 39m2 stops
€765KLM
Find Deal
Wed, 1 Apr - Sun, 5 Apr

Delta flights from Dublin to San Juan

Our best Delta deals on Dublin to San Juan flight tickets
Delta
8 Nov
DUB10:45Dublin
18h 30m
1 stop
SJU01:15San Juan Luis Munoz Marin Intl
23 Nov
SJU07:15San Juan Luis Munoz Marin Intl
21h 30m
1 stop
DUB08:45Dublin
€600
Find similar
Delta
8 Apr
DUB11:00Dublin
15h 58m
1 stop
SJU21:58San Juan Luis Munoz Marin Intl
24 Apr
SJU06:15San Juan Luis Munoz Marin Intl
22h 00m
2 stops
DUB09:15Dublin
€654
Find similar
Delta
8 Apr
DUB11:00Dublin
15h 58m
1 stop
SJU21:58San Juan Luis Munoz Marin Intl
24 Apr
SJU07:30San Juan Luis Munoz Marin Intl
19h 25m
2 stops
DUB07:55Dublin
€655
Find similar

British Airways flights from Dublin to San Juan

Our best British Airways deals on Dublin to San Juan flight tickets
British Airways
8 Apr
DUB08:50Dublin
20h 20m
2 stops
SJU00:10San Juan Luis Munoz Marin Intl
24 Apr
SJU13:45San Juan Luis Munoz Marin Intl
15h 30m
2 stops
DUB10:15Dublin
€660
Find similar
British Airways
8 Apr
DUB08:50Dublin
20h 20m
2 stops
SJU00:10San Juan Luis Munoz Marin Intl
24 Apr
SJU13:45San Juan Luis Munoz Marin Intl
16h 30m
2 stops
DUB11:15Dublin
€662
Find similar
British Airways
3 Apr
DUB08:50Dublin
18h 20m
2 stops
SJU22:10San Juan Luis Munoz Marin Intl
17 Apr
SJU13:45San Juan Luis Munoz Marin Intl
15h 30m
2 stops
DUB10:15Dublin
€664
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 1 November 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

Mon 15/12

12:55-14:44

1 stop29h 49m

San Juan Luis Munoz Marin Intl

Mon 22/12

07:00-08:40

1 stop21h 40m

€621

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Mon 22/12

11:30-23:59

1 stop16h 29m

San Juan Luis Munoz Marin Intl

Sun 18/1

17:10-08:40

1 stop11h 30m

€630

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 8/4

11:00-21:58

1 stop15h 58m

San Juan Luis Munoz Marin Intl

Fri 24/4

06:15-09:15

2 stops22h 00m

€654

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 8/4

11:00-21:58

1 stop15h 58m

San Juan Luis Munoz Marin Intl

Fri 24/4

07:30-07:55

2 stops19h 25m

€655

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 8/4

08:50-00:10

2 stops20h 20m

San Juan Luis Munoz Marin Intl

Fri 24/4

13:45-10:15

2 stops15h 30m

€660

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 8/4

08:50-00:10

2 stops20h 20m

San Juan Luis Munoz Marin Intl

Fri 24/4

13:45-11:15

2 stops16h 30m

€662

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sat 28/3

11:30-22:25

1 stop14h 55m

San Juan Luis Munoz Marin Intl

Tue 7/4

15:45-09:55

1 stop13h 10m

€672

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 1/4

12:40-03:55

1 stop20h 15m

San Juan Luis Munoz Marin Intl

Sun 5/4

06:54-09:45

1 stop21h 51m

€676

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 1/4

13:20-12:07

2 stops27h 47m

San Juan Luis Munoz Marin Intl

Sun 5/4

17:36-20:15

2 stops21h 39m

€734

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 1/4

06:00-22:18

2 stops21h 18m

San Juan Luis Munoz Marin Intl

Sun 5/4

17:36-20:15

2 stops21h 39m

€765

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 €512, 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 €563.

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 €721. 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 €902. 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 €833. 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 €917 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

Direct flights

None
There are no direct flights from Dublin to San Juan. There are no popular flight routes from Dublin to San Juan.
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  • 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 29m, 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 €539Free CancellationRating
7.2
2,906 reviews
Search JetBlue 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