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Cheap flights from Dublin to San Juan from €389

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 12/10. 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
1 adult, Economy, 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
10:40 - 23:59
DUB
-
SJU
18h 19m
1 stop
JetBlue Logo
13:10 - 09:00
SJU
-
DUB
14h 50m
1 stop
€563JetBlue
Mon, 6 Jul - Wed, 22 Jul
JetBlue Logo
10:40 - 23:54
DUB
-
SJU
18h 14m
1 stop
JetBlue Logo
07:55 - 09:00
SJU
-
DUB
20h 05m
1 stop
€582JetBlue
Mon, 10 Aug - Sun, 23 Aug
JetBlue Logo
10:40 - 23:59
DUB
-
SJU
18h 19m
1 stop
JetBlue Logo
13:10 - 09:00
SJU
-
DUB
14h 50m
1 stop
€585JetBlue
Mon, 6 Jul - Wed, 22 Jul
JetBlue Logo
10:40 - 10:00
DUB
-
SJU
28h 20m
1 stop
JetBlue Logo
22:35 - 09:00
SJU
-
DUB
29h 25m
1 stop
€592JetBlue
Mon, 6 Jul - Wed, 22 Jul
JetBlue Logo
11:30 - 19:50
DUB
-
SJU
13h 20m
1 stop
JetBlue Logo
15:10 - 09:00
SJU
-
DUB
12h 50m
1 stop
€607JetBlue
Tue, 1 Sep - Mon, 7 Sep
British Airways Logo
09:30 - 23:41
DUB
-
SJU
19h 11m
1 stop
British Airways Logo
17:50 - 15:15
SJU
-
DUB
16h 25m
2 stops
€609British Airways
Fri, 16 Oct - Sat, 24 Oct
British Airways Logo
10:30 - 23:41
DUB
-
SJU
18h 11m
2 stops
British Airways Logo
17:50 - 15:15
SJU
-
DUB
16h 25m
2 stops
€611British Airways
Fri, 16 Oct - Sat, 24 Oct
British Airways Logo
10:30 - 23:41
DUB
-
SJU
18h 11m
2 stops
British Airways Logo
17:50 - 15:15
SJU
-
DUB
16h 25m
2 stops
€612British Airways
Fri, 16 Oct - Sat, 24 Oct
JetBlue Logo
11:30 - 19:50
DUB
-
SJU
13h 20m
1 stop
JetBlue Logo
15:10 - 09:00
SJU
-
DUB
12h 50m
1 stop
€612JetBlue
Tue, 1 Sep - Mon, 7 Sep
Multiple Airlines Logo
09:50 - 18:30
DUB
-
SJU
13h 40m
1 stop
Multiple Airlines Logo
10:33 - 09:40
SJU
-
DUB
18h 07m
2 stops
€625Multiple Airlines
Tue, 1 Sep - Mon, 7 Sep

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British Airways flights from Dublin to San Juan

Our best British Airways deals on Dublin to San Juan flight tickets
British Airways
16 Oct
DUB09:30Dublin
19h 11m
1 stop
SJU23:41San Juan Luis Munoz Marin Intl
24 Oct
SJU17:50San Juan Luis Munoz Marin Intl
16h 25m
2 stops
DUB15:15Dublin
€600
British Airways
16 Oct
DUB10:30Dublin
18h 11m
2 stops
SJU23:41San Juan Luis Munoz Marin Intl
24 Oct
SJU17:50San Juan Luis Munoz Marin Intl
16h 25m
2 stops
DUB15:15Dublin
€601
British Airways
16 Oct
DUB09:30Dublin
19h 11m
1 stop
SJU23:41San Juan Luis Munoz Marin Intl
24 Oct
SJU17:50San Juan Luis Munoz Marin Intl
16h 25m
2 stops
DUB15:15Dublin
€609

American Airlines flights from Dublin to San Juan

Our best American Airlines deals on Dublin to San Juan flight tickets
American Airlines
7 Sept
DUB13:45Dublin
28h 39m
1 stop
SJU13:24San Juan Luis Munoz Marin Intl
13 Sept
SJU16:19San Juan Luis Munoz Marin Intl
36h 26m
1 stop
DUB09:45Dublin
€646
American Airlines
7 Sept
DUB13:45Dublin
28h 39m
1 stop
SJU13:24San Juan Luis Munoz Marin Intl
13 Sept
SJU16:19San Juan Luis Munoz Marin Intl
36h 26m
1 stop
DUB09:45Dublin
€652
American Airlines
7 Sept
DUB13:45Dublin
28h 39m
1 stop
SJU13:24San Juan Luis Munoz Marin Intl
13 Sept
SJU16:19San Juan Luis Munoz Marin Intl
36h 26m
1 stop
DUB09:45Dublin
€653

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 20 June 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

Mon 6/7

10:40-23:59

1 stop18h 19m

San Juan Luis Munoz Marin Intl

Wed 22/7

13:10-09:00

1 stop14h 50m

€563

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Mon 10/8

10:40-23:54

1 stop18h 14m

San Juan Luis Munoz Marin Intl

Sun 23/8

07:55-09:00

1 stop20h 05m

€582

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Mon 6/7

10:40-23:59

1 stop18h 19m

San Juan Luis Munoz Marin Intl

Wed 22/7

13:10-09:00

1 stop14h 50m

€585

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Mon 6/7

10:40-10:00

1 stop28h 20m

San Juan Luis Munoz Marin Intl

Wed 22/7

22:35-09:00

1 stop29h 25m

€592
Fastest return journey

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Tue 1/9

11:30-19:50

1 stop13h 20m

San Juan Luis Munoz Marin Intl

Mon 7/9

15:10-09:00

1 stop12h 50m

€607

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 16/10

09:30-23:41

1 stop19h 11m

San Juan Luis Munoz Marin Intl

Sat 24/10

17:50-15:15

2 stops16h 25m

€609

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 16/10

10:30-23:41

2 stops18h 11m

San Juan Luis Munoz Marin Intl

Sat 24/10

17:50-15:15

2 stops16h 25m

€611

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 16/10

10:30-23:41

2 stops18h 11m

San Juan Luis Munoz Marin Intl

Sat 24/10

17:50-15:15

2 stops16h 25m

€612

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Tue 1/9

11:30-19:50

1 stop13h 20m

San Juan Luis Munoz Marin Intl

Mon 7/9

15:10-09:00

1 stop12h 50m

€612

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Tue 1/9

09:50-18:30

1 stop13h 40m

San Juan Luis Munoz Marin Intl

Mon 7/9

10:33-09:40

2 stops18h 07m

€625

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 €446, 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 February is also very affordable. Most momondo users find prices during this month for around €586.

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 20m

Direct flights

None
The fastest flight from Dublin to San Juan takes 13h 20m
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 13h 20m, 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 €446Free CancellationRating
7.1
2,987 reviews
Search JetBlue flights
American AirlinesPriceFrom €623Free CancellationRating
7.1
11,715 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