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Cheap flights from Dublin to San Juan from €363

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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0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
16:45 - 22:55
DUB
-
SJU
34h 10m1 stop
Multiple Airlines Logo
08:15 - 04:20
SJU
-
DUB
16h 05m1 stop
€522Multiple Airlines
Fri, 23 Jan - Fri, 30 Jan
Multiple Airlines Logo
11:30 - 02:25
DUB
-
SJU
18h 55m2 stops
Multiple Airlines Logo
08:15 - 10:15
SJU
-
DUB
22h 00m2 stops
€531Multiple Airlines
Thu, 22 Jan - Thu, 29 Jan
British Airways Logo
08:45 - 23:59
DUB
-
SJU
19h 14m2 stops
British Airways Logo
14:28 - 09:10
SJU
-
DUB
14h 42m2 stops
€603British Airways
Fri, 23 Jan - Fri, 30 Jan
British Airways Logo
13:20 - 23:59
DUB
-
SJU
14h 39m1 stop
British Airways Logo
14:28 - 09:10
SJU
-
DUB
14h 42m2 stops
€604British Airways
Fri, 23 Jan - Fri, 30 Jan
Multiple Airlines Logo
11:30 - 09:47
DUB
-
SJU
26h 17m2 stops
Multiple Airlines Logo
06:00 - 10:15
SJU
-
DUB
24h 15m2 stops
€607Multiple Airlines
Fri, 23 Jan - Fri, 30 Jan
Multiple Airlines Logo
13:30 - 17:05
DUB
-
SJU
31h 35m2 stops
Multiple Airlines Logo
17:50 - 20:20
SJU
-
DUB
22h 30m3 stops
€615Multiple Airlines
Fri, 23 Jan - Fri, 30 Jan
Multiple Airlines Logo
08:50 - 23:57
DUB
-
SJU
19h 07m2 stops
Multiple Airlines Logo
14:19 - 15:45
SJU
-
DUB
21h 26m2 stops
€616Multiple Airlines
Sun, 18 Jan - Sat, 31 Jan
Multiple Airlines Logo
06:00 - 23:45
DUB
-
SJU
21h 45m2 stops
Multiple Airlines Logo
14:15 - 08:45
SJU
-
DUB
14h 30m1 stop
€616Multiple Airlines
Sat, 17 Jan - Fri, 30 Jan
Multiple Airlines Logo
07:45 - 09:47
DUB
-
SJU
30h 02m2 stops
Multiple Airlines Logo
17:50 - 20:20
SJU
-
DUB
22h 30m3 stops
€617Multiple Airlines
Fri, 23 Jan - Fri, 30 Jan
Delta Logo
10:45 - 23:57
DUB
-
SJU
17h 12m1 stop
Delta Logo
14:19 - 08:45
SJU
-
DUB
14h 26m1 stop
€619Delta
Sun, 18 Jan - Sat, 31 Jan

British Airways flights from Dublin to San Juan

Our best British Airways deals on Dublin to San Juan flight tickets
British Airways
23 Jan
DUB08:45Dublin
19h 14m
2 stops
SJU23:59San Juan Luis Munoz Marin Intl
30 Jan
SJU14:28San Juan Luis Munoz Marin Intl
14h 42m
2 stops
DUB09:10Dublin
€603
Find similar
British Airways
23 Jan
DUB13:20Dublin
14h 39m
1 stop
SJU23:59San Juan Luis Munoz Marin Intl
30 Jan
SJU14:28San Juan Luis Munoz Marin Intl
14h 42m
2 stops
DUB09:10Dublin
€604
Find similar
British Airways
13 Apr
DUB10:30Dublin
18h 40m
2 stops
SJU00:10San Juan Luis Munoz Marin Intl
19 Apr
SJU14:42San Juan Luis Munoz Marin Intl
15h 33m
2 stops
DUB11:15Dublin
€709
Find similar

United Airlines flights from Dublin to San Juan

Our best United Airlines deals on Dublin to San Juan flight tickets
United Airlines
22 Dec
DUB13:35Dublin
15h 01m
1 stop
SJU00:36San Juan Luis Munoz Marin Intl
18 Jan
SJU08:35San Juan Luis Munoz Marin Intl
19h 35m
1 stop
DUB08:10Dublin
€822
Find similar
United Airlines
22 Dec
DUB09:30Dublin
14h 39m
1 stop
SJU20:09San Juan Luis Munoz Marin Intl
18 Jan
SJU08:35San Juan Luis Munoz Marin Intl
18h 55m
2 stops
DUB07:30Dublin
€825
Find similar
United Airlines
22 Dec
DUB09:30Dublin
14h 39m
1 stop
SJU20:09San Juan Luis Munoz Marin Intl
18 Jan
SJU08:35San Juan Luis Munoz Marin Intl
18h 55m
2 stops
DUB07:30Dublin
€826
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 9 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

Fri 23/1

16:45-22:55

1 stop34h 10m

San Juan Luis Munoz Marin Intl

Fri 30/1

08:15-04:20

1 stop16h 05m

€522

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 22/1

11:30-02:25

2 stops18h 55m

San Juan Luis Munoz Marin Intl

Thu 29/1

08:15-10:15

2 stops22h 00m

€531

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 23/1

08:45-23:59

2 stops19h 14m

San Juan Luis Munoz Marin Intl

Fri 30/1

14:28-09:10

2 stops14h 42m

€603

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 23/1

13:20-23:59

1 stop14h 39m

San Juan Luis Munoz Marin Intl

Fri 30/1

14:28-09:10

2 stops14h 42m

€604

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 23/1

11:30-09:47

2 stops26h 17m

San Juan Luis Munoz Marin Intl

Fri 30/1

06:00-10:15

2 stops24h 15m

€607

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 23/1

13:30-17:05

2 stops31h 35m

San Juan Luis Munoz Marin Intl

Fri 30/1

17:50-20:20

3 stops22h 30m

€615

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sun 18/1

08:50-23:57

2 stops19h 07m

San Juan Luis Munoz Marin Intl

Sat 31/1

14:19-15:45

2 stops21h 26m

€616

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sat 17/1

06:00-23:45

2 stops21h 45m

San Juan Luis Munoz Marin Intl

Fri 30/1

14:15-08:45

1 stop14h 30m

€616

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 23/1

07:45-09:47

2 stops30h 02m

San Juan Luis Munoz Marin Intl

Fri 30/1

17:50-20:20

3 stops22h 30m

€617

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sun 18/1

10:45-23:57

1 stop17h 12m

San Juan Luis Munoz Marin Intl

Sat 31/1

14:19-08:45

1 stop14h 26m

€619

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
1
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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 €508, 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 €558.

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 €715. 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 €895. 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 €826. 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 €909 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

16h 14m

Direct flights

None
The fastest flight from Dublin to San Juan takes 16h 14m
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 14h 39m, 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 €535Free CancellationRating
7.2
2,899 reviews
Search JetBlue flights
American AirlinesPriceFrom €613Free CancellationRating
7.2
11,043 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