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Cheap flights from Dublin to San Juan from €371

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

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British Airways Logo
11:30 - 23:56DUB-SJU
16h 26m1 stop
British Airways Logo
13:24 - 09:40SJU-DUB
16h 16m2 stops
€541British Airways
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Mon, 26 Jan - Wed, 4 Feb
American Airlines Logo
11:30 - 10:40DUB-SJU
27h 10m2 stops
American Airlines Logo
13:45 - 09:50SJU-DUB
15h 05m2 stops
€552American Airlines
Find Deal
Wed, 25 Mar - Tue, 7 Apr
British Airways Logo
08:50 - 22:40DUB-SJU
18h 50m2 stops
British Airways Logo
05:00 - 06:30SJU-DUB
20h 30m1 stop
€553British Airways
Find Deal
Sun, 29 Mar - Mon, 6 Apr
American Airlines Logo
11:30 - 10:56DUB-SJU
27h 26m2 stops
American Airlines Logo
13:45 - 09:50SJU-DUB
15h 05m2 stops
€554American Airlines
Find Deal
Tue, 24 Mar - Tue, 7 Apr
American Airlines Logo
09:30 - 20:34DUB-SJU
16h 04m2 stops
American Airlines Logo
13:45 - 09:50SJU-DUB
15h 05m2 stops
€556American Airlines
Find Deal
Mon, 30 Mar - Tue, 7 Apr
British Airways Logo
09:30 - 00:10DUB-SJU
19h 40m1 stop
British Airways Logo
11:50 - 09:40SJU-DUB
16h 50m2 stops
€557British Airways
Find Deal
Wed, 8 Apr - Fri, 24 Apr
American Airlines Logo
12:40 - 14:49DUB-SJU
31h 09m2 stops
American Airlines Logo
11:45 - 09:50SJU-DUB
17h 05m2 stops
€558American Airlines
Find Deal
Mon, 30 Mar - Tue, 7 Apr
British Airways Logo
09:30 - 00:10DUB-SJU
19h 40m1 stop
British Airways Logo
11:50 - 09:40SJU-DUB
16h 50m2 stops
€559British Airways
Find Deal
Wed, 8 Apr - Fri, 24 Apr
Multiple Airlines Logo
11:30 - 15:35DUB-SJU
32h 05m3 stops
Multiple Airlines Logo
06:00 - 10:15SJU-DUB
24h 15m2 stops
€560Multiple Airlines
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Sun, 11 Jan - Sat, 24 Jan
Multiple Airlines Logo
11:30 - 09:47DUB-SJU
26h 17m2 stops
Multiple Airlines Logo
06:00 - 10:15SJU-DUB
24h 15m2 stops
€562Multiple Airlines
Find Deal
Sun, 11 Jan - Sat, 24 Jan

British Airways flights from Dublin to San Juan

Our best British Airways deals on Dublin to San Juan flight tickets
British Airways
26 Jan
DUB11:30Dublin
16h 26m
1 stop
SJU23:56San Juan Luis Munoz Marin Intl
4 Feb
SJU13:24San Juan Luis Munoz Marin Intl
16h 16m
2 stops
DUB09:40Dublin
€541
Find similar
British Airways
29 Mar
DUB08:50Dublin
18h 50m
2 stops
SJU22:40San Juan Luis Munoz Marin Intl
6 Apr
SJU05:00San Juan Luis Munoz Marin Intl
20h 30m
1 stop
DUB06:30Dublin
€553
Find similar
British Airways
8 Apr
DUB09:30Dublin
19h 40m
1 stop
SJU00:10San Juan Luis Munoz Marin Intl
24 Apr
SJU11:50San Juan Luis Munoz Marin Intl
16h 50m
2 stops
DUB09:40Dublin
€557
Find similar

American Airlines flights from Dublin to San Juan

Our best American Airlines deals on Dublin to San Juan flight tickets
American Airlines
25 Mar
DUB11:30Dublin
27h 10m
2 stops
SJU10:40San Juan Luis Munoz Marin Intl
7 Apr
SJU13:45San Juan Luis Munoz Marin Intl
15h 05m
2 stops
DUB09:50Dublin
€552
Find similar
American Airlines
24 Mar
DUB11:30Dublin
27h 26m
2 stops
SJU10:56San Juan Luis Munoz Marin Intl
7 Apr
SJU13:45San Juan Luis Munoz Marin Intl
15h 05m
2 stops
DUB09:50Dublin
€554
Find similar
American Airlines
30 Mar
DUB12:40Dublin
13h 09m
1 stop
SJU20:49San Juan Luis Munoz Marin Intl
7 Apr
SJU11:45San Juan Luis Munoz Marin Intl
17h 05m
2 stops
DUB09:50Dublin
€556
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 27 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 26/1

11:30-23:56

1 stop16h 26m

San Juan Luis Munoz Marin Intl

Wed 4/2

13:24-09:40

2 stops16h 16m

€541

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 25/3

11:30-10:40

2 stops27h 10m

San Juan Luis Munoz Marin Intl

Tue 7/4

13:45-09:50

2 stops15h 05m

€552

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sun 29/3

08:50-22:40

2 stops18h 50m

San Juan Luis Munoz Marin Intl

Mon 6/4

05:00-06:30

1 stop20h 30m

€553

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Tue 24/3

11:30-10:56

2 stops27h 26m

San Juan Luis Munoz Marin Intl

Tue 7/4

13:45-09:50

2 stops15h 05m

€554

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Mon 30/3

09:30-20:34

2 stops16h 04m

San Juan Luis Munoz Marin Intl

Tue 7/4

13:45-09:50

2 stops15h 05m

€556

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 8/4

09:30-00:10

1 stop19h 40m

San Juan Luis Munoz Marin Intl

Fri 24/4

11:50-09:40

2 stops16h 50m

€557

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Mon 30/3

12:40-14:49

2 stops31h 09m

San Juan Luis Munoz Marin Intl

Tue 7/4

11:45-09:50

2 stops17h 05m

€558

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 8/4

09:30-00:10

1 stop19h 40m

San Juan Luis Munoz Marin Intl

Fri 24/4

11:50-09:40

2 stops16h 50m

€559

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sun 11/1

11:30-15:35

3 stops32h 05m

San Juan Luis Munoz Marin Intl

Sat 24/1

06:00-10:15

2 stops24h 15m

€560

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sun 11/1

11:30-09:47

2 stops26h 17m

San Juan Luis Munoz Marin Intl

Sat 24/1

06:00-10:15

2 stops24h 15m

€562

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 €511, 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 €561.

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 €719. 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 €900. 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 €831. 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 €914 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

15h 01m

Direct flights

None
The fastest flight from Dublin to San Juan takes 15h 01m
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 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 €538Free CancellationRating
7.2
2,904 reviews
Search JetBlue flights
American AirlinesPriceFrom €617Free CancellationRating
7.2
11,037 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