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Cheap flights from Ireland to San Juan from €272

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to San Juan departing on 30/4. 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
0 bags

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Find the cheapest flights from Ireland to San Juan

Recent return flight deals from Ireland to San Juan

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:40 - 22:09
DUB
-
SJU
40h 29m
2 stops
Multiple Airlines Logo
01:21 - 04:30
SJU
-
DUB
22h 09m
1 stop
€511Multiple Airlines
Tue, 28 Apr - Mon, 11 May
Multiple Airlines Logo
10:30 - 09:17
DUB
-
SJU
26h 47m
2 stops
Multiple Airlines Logo
10:00 - 04:15
SJU
-
DUB
14h 15m
1 stop
€532Multiple Airlines
Tue, 10 Mar - Tue, 17 Mar
Finnair Logo
09:30 - 23:01
DUB
-
SJU
18h 31m
1 stop
Finnair Logo
06:47 - 09:45
SJU
-
DUB
21h 58m
1 stop
€537Finnair
Tue, 28 Apr - Tue, 12 May
American Airlines Logo
11:30 - 11:40
DUB
-
SJU
28h 10m
2 stops
American Airlines Logo
16:40 - 17:00
SJU
-
DUB
20h 20m
2 stops
€547American Airlines
Sun, 15 Feb - Tue, 24 Feb
British Airways Logo
11:30 - 00:52
DUB
-
SJU
17h 22m
1 stop
British Airways Logo
13:23 - 09:35
SJU
-
DUB
16h 12m
2 stops
€549British Airways
Sat, 28 Feb - Tue, 10 Mar
British Airways Logo
11:30 - 00:52
DUB
-
SJU
17h 22m
1 stop
British Airways Logo
13:30 - 08:40
SJU
-
DUB
15h 10m
1 stop
€551British Airways
Sat, 28 Feb - Tue, 10 Mar
Multiple Airlines Logo
09:30 - 17:05
DUB
-
SJU
35h 35m
2 stops
Multiple Airlines Logo
10:00 - 21:45
SJU
-
DUB
31h 45m
3 stops
€552Multiple Airlines
Tue, 10 Mar - Tue, 17 Mar
American Airlines Logo
11:30 - 13:40
DUB
-
SJU
30h 10m
1 stop
American Airlines Logo
14:30 - 08:40
SJU
-
DUB
14h 10m
1 stop
€556American Airlines
Thu, 12 Feb - Tue, 24 Feb
American Airlines Logo
11:30 - 23:40
DUB
-
SJU
16h 10m
1 stop
American Airlines Logo
14:30 - 08:40
SJU
-
DUB
14h 10m
1 stop
€557American Airlines
Thu, 26 Feb - Mon, 2 Mar
American Airlines Logo
11:30 - 10:00
DUB
-
SJU
26h 30m
2 stops
American Airlines Logo
12:46 - 08:40
SJU
-
DUB
15h 54m
2 stops
€558American Airlines
Thu, 26 Feb - Mon, 2 Mar

American Airlines flights from Ireland to San Juan

Our best American Airlines deals on Ireland to San Juan flight tickets
American Airlines
15 Feb
DUB11:30Dublin
28h 10m
2 stops
SJU11:40San Juan Luis Munoz Marin Intl
24 Feb
SJU16:40San Juan Luis Munoz Marin Intl
20h 20m
2 stops
DUB17:00Dublin
€547
American Airlines
12 Feb
DUB11:30Dublin
30h 10m
1 stop
SJU13:40San Juan Luis Munoz Marin Intl
24 Feb
SJU14:30San Juan Luis Munoz Marin Intl
14h 10m
1 stop
DUB08:40Dublin
€556
American Airlines
26 Feb
DUB11:30Dublin
16h 10m
1 stop
SJU23:40San Juan Luis Munoz Marin Intl
2 Mar
SJU14:30San Juan Luis Munoz Marin Intl
14h 10m
1 stop
DUB08:40Dublin
€557

British Airways flights from Ireland to San Juan

Our best British Airways deals on Ireland to San Juan flight tickets
British Airways
28 Feb
DUB11:30Dublin
17h 22m
1 stop
SJU00:52San Juan Luis Munoz Marin Intl
10 Mar
SJU13:23San Juan Luis Munoz Marin Intl
16h 12m
2 stops
DUB09:35Dublin
€549
British Airways
28 Feb
DUB11:30Dublin
17h 22m
1 stop
SJU00:52San Juan Luis Munoz Marin Intl
10 Mar
SJU13:30San Juan Luis Munoz Marin Intl
15h 10m
1 stop
DUB08:40Dublin
€551
British Airways
28 Feb
DUB07:35Dublin
17h 59m
2 stops
SJU21:34San Juan Luis Munoz Marin Intl
10 Mar
SJU13:23San Juan Luis Munoz Marin Intl
16h 12m
2 stops
DUB09:35Dublin
€586

momondo Fare Finder

 
Customise your flight search to find flights from Ireland 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 30 January 2026.
Use the filters below to find and compare flights from Ireland to San Juan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Tue 28/4

10:40-22:09

2 stops40h 29m

San Juan Luis Munoz Marin Intl

Mon 11/5

01:21-04:30

1 stop22h 09m

€511

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Tue 10/3

10:30-09:17

2 stops26h 47m

San Juan Luis Munoz Marin Intl

Tue 17/3

10:00-04:15

1 stop14h 15m

€532

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Tue 28/4

09:30-23:01

1 stop18h 31m

San Juan Luis Munoz Marin Intl

Tue 12/5

06:47-09:45

1 stop21h 58m

€537

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sun 15/2

11:30-11:40

2 stops28h 10m

San Juan Luis Munoz Marin Intl

Tue 24/2

16:40-17:00

2 stops20h 20m

€547

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sat 28/2

11:30-00:52

1 stop17h 22m

San Juan Luis Munoz Marin Intl

Tue 10/3

13:23-09:35

2 stops16h 12m

€549

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sat 28/2

11:30-00:52

1 stop17h 22m

San Juan Luis Munoz Marin Intl

Tue 10/3

13:30-08:40

1 stop15h 10m

€551

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Tue 10/3

09:30-17:05

2 stops35h 35m

San Juan Luis Munoz Marin Intl

Tue 17/3

10:00-21:45

3 stops31h 45m

€552

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 12/2

11:30-13:40

1 stop30h 10m

San Juan Luis Munoz Marin Intl

Tue 24/2

14:30-08:40

1 stop14h 10m

€556

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 26/2

11:30-23:40

1 stop16h 10m

San Juan Luis Munoz Marin Intl

Mon 2/3

14:30-08:40

1 stop14h 10m

€557

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 26/2

11:30-10:00

2 stops26h 30m

San Juan Luis Munoz Marin Intl

Mon 2/3

12:46-08:40

2 stops15h 54m

€558

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to San Juan from

How to get the cheapest flight ticket from Ireland 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 Ireland is in May. Flight prices, which tend to average around €495, 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 Ireland during the month June is also very affordable. Most momondo users find prices during this month for around €543.

Cheap Ireland to San Juan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to San Juan

Fastest flight time

13h 20m

Direct flights

None
The fastest flight from Ireland to San Juan takes 13h 20m
There are no direct flights from Ireland to San Juan. There are no popular flight routes from Ireland to San Juan.
Search flight deals

  • When did momondo last update prices for flights from Ireland to San Juan?

    Prices for flights from Ireland to San Juan refresh daily.

  • How many operators does momondo search for flights from Ireland to San Juan?

  • How old do you have to be to fly from Ireland to San Juan?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ireland to San Juan.

  • What documentation or ID do you need to fly to San Juan?

    The necessary travel and health documents for your San Juan trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Ireland to San Juan

Compare and see reviews for airlines that fly from Ireland to San Juan with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom €521Free CancellationRating
7.2
2,891 reviews
Search JetBlue flights
American AirlinesPriceFrom €597Free CancellationRating
7.2
11,207 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to San Juan?

Finding the right flight to San Juan from Ireland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Juan quick and easy, saving you time and money.

Can I find flights from Ireland to San Juan with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Juan from Ireland which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ireland to San Juan?

momondo provides multiple filters to help you find the best flight to San Juan from Ireland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ireland to San Juan right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ireland to San Juan now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Juan and let you know 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