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Cheap flights from Ireland to Puerto Rico from €342

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 Puerto Rico departing on 6/5. 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 Puerto Rico

Recent return flight deals from Ireland to Puerto Rico

Enter your travel dates to find the best prices.
American Airlines Logo
08:50 - 23:34
DUB
-
SJU
18h 44m2 stops
American Airlines Logo
12:30 - 17:05
SJU
-
DUB
24h 35m2 stops
€554American Airlines
Thu, 26 Feb - Mon, 2 Mar
American Airlines Logo
11:30 - 10:00
DUB
-
SJU
26h 30m2 stops
American Airlines Logo
17:18 - 17:05
SJU
-
DUB
19h 47m2 stops
€555American Airlines
Thu, 26 Feb - Mon, 2 Mar
American Airlines Logo
08:50 - 23:34
DUB
-
SJU
18h 44m2 stops
American Airlines Logo
14:30 - 08:40
SJU
-
DUB
14h 10m1 stop
€571American Airlines
Thu, 26 Feb - Mon, 2 Mar
American Airlines Logo
11:30 - 23:40
DUB
-
SJU
16h 10m1 stop
American Airlines Logo
14:30 - 08:40
SJU
-
DUB
14h 10m1 stop
€572American Airlines
Thu, 26 Feb - Mon, 2 Mar
American Airlines Logo
11:30 - 23:40
DUB
-
SJU
16h 10m1 stop
American Airlines Logo
14:30 - 08:40
SJU
-
DUB
14h 10m1 stop
€572American Airlines
Thu, 26 Feb - Mon, 2 Mar
British Airways Logo
11:30 - 13:33
DUB
-
SJU
30h 03m2 stops
British Airways Logo
06:00 - 08:40
SJU
-
DUB
22h 40m1 stop
€573British Airways
Fri, 20 Feb - Fri, 27 Feb
JetBlue Logo
11:40 - 20:03
DUB
-
SJU
13h 23m1 stop
JetBlue Logo
21:25 - 09:00
SJU
-
DUB
30h 35m1 stop
€574JetBlue
Sun, 24 May - Sat, 30 May
British Airways Logo
11:30 - 23:40
DUB
-
SJU
16h 10m1 stop
British Airways Logo
06:00 - 08:40
SJU
-
DUB
22h 40m1 stop
€575British Airways
Fri, 20 Feb - Fri, 27 Feb
KLM Logo
05:55 - 23:56
DUB
-
SJU
22h 01m2 stops
KLM Logo
18:42 - 07:45
SJU
-
DUB
33h 03m1 stop
€577KLM
Fri, 20 Feb - Fri, 27 Feb
JetBlue Logo
11:40 - 22:50
DUB
-
SJU
16h 10m1 stop
JetBlue Logo
15:00 - 09:00
SJU
-
DUB
13h 00m1 stop
€581JetBlue
Mon, 1 Jun - Mon, 8 Jun

American Airlines flights from Ireland to Puerto Rico

Our best American Airlines deals on Ireland to Puerto Rico flight tickets
American Airlines
26 Feb
DUB08:50Dublin
18h 44m
2 stops
SJU23:34San Juan Luis Munoz Marin Intl
2 Mar
SJU12:30San Juan Luis Munoz Marin Intl
24h 35m
2 stops
DUB17:05Dublin
€554
American Airlines
26 Feb
DUB11:30Dublin
16h 10m
1 stop
SJU23:40San Juan Luis Munoz Marin Intl
2 Mar
SJU12:30San Juan Luis Munoz Marin Intl
24h 35m
2 stops
DUB17:05Dublin
€555
American Airlines
26 Feb
DUB08:50Dublin
18h 44m
2 stops
SJU23:34San Juan Luis Munoz Marin Intl
2 Mar
SJU14:30San Juan Luis Munoz Marin Intl
14h 10m
1 stop
DUB08:40Dublin
€571

KLM flights from Ireland to Puerto Rico

Our best KLM deals on Ireland to Puerto Rico flight tickets
KLM
22 Feb
DUB09:45Dublin
18h 13m
1 stop
SJU23:58San Juan Luis Munoz Marin Intl
1 Mar
SJU14:24San Juan Luis Munoz Marin Intl
14h 56m
1 stop
DUB09:20Dublin
€572
KLM
15 Jan
DUB10:45Dublin
17h 12m
1 stop
SJU23:57San Juan Luis Munoz Marin Intl
28 Jan
SJU14:15San Juan Luis Munoz Marin Intl
14h 30m
1 stop
DUB08:45Dublin
€572
KLM
20 Feb
DUB05:55Dublin
22h 01m
2 stops
SJU23:56San Juan Luis Munoz Marin Intl
27 Feb
SJU18:42San Juan Luis Munoz Marin Intl
33h 03m
1 stop
DUB07:45Dublin
€577

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 26/2

08:50-23:34

2 stops18h 44m

San Juan Luis Munoz Marin Intl

Mon 2/3

12:30-17:05

2 stops24h 35m

€554

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

17:18-17:05

2 stops19h 47m

€555

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 26/2

08:50-23:34

2 stops18h 44m

San Juan Luis Munoz Marin Intl

Mon 2/3

14:30-08:40

1 stop14h 10m

€571

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

€572

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

€572

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 20/2

11:30-13:33

2 stops30h 03m

San Juan Luis Munoz Marin Intl

Fri 27/2

06:00-08:40

1 stop22h 40m

€573

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sun 24/5

11:40-20:03

1 stop13h 23m

San Juan Luis Munoz Marin Intl

Sat 30/5

21:25-09:00

1 stop30h 35m

€574

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 20/2

11:30-23:40

1 stop16h 10m

San Juan Luis Munoz Marin Intl

Fri 27/2

06:00-08:40

1 stop22h 40m

€575

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 20/2

05:55-23:56

2 stops22h 01m

San Juan Luis Munoz Marin Intl

Fri 27/2

18:42-07:45

1 stop33h 03m

€577

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Mon 1/6

11:40-22:50

1 stop16h 10m

San Juan Luis Munoz Marin Intl

Mon 8/6

15:00-09:00

1 stop13h 00m

€581

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 Puerto Rico from

How to get the cheapest flight ticket from Ireland to Puerto Rico

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 Puerto Rico?

The month of May is, on average, the cheapest month to fly to Puerto Rico from Ireland, with most prices found around €507. If you don’t want to visit Puerto Rico in May, then you should wait until June to fly from Ireland, when ticket prices are also cheap, with an average price of €557.

Cheap Ireland to Puerto Rico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Puerto Rico

Fastest flight time

13h 23m

Direct flights

None
The fastest flight from Ireland to Puerto Rico takes 13h 23m
There are no direct flights from Ireland to Puerto Rico. There are no popular flight routes from Ireland to Puerto Rico.
Search flight deals

  • When did momondo last update prices for flights from Ireland to Puerto Rico?

    Prices for flights from Ireland to Puerto Rico refresh daily.

  • How many operators does momondo search for flights from Ireland to Puerto Rico?

  • How old do you have to be to fly from Ireland to Puerto Rico?

    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 Puerto Rico.

  • What documentation or ID do you need to fly to Puerto Rico?

    The necessary travel and health documents for your Puerto Rico 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 Puerto Rico

Compare and see reviews for airlines that fly from Ireland to Puerto Rico with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom €534Free CancellationRating
7.2
2,892 reviews
Search JetBlue flights
American AirlinesPriceFrom €612Free CancellationRating
7.2
11,099 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to Puerto Rico?

Finding the right flight to Puerto Rico 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 Puerto Rico quick and easy, saving you time and money.

Can I find flights from Ireland to Puerto Rico with flexible booking policies on momondo?

All flight searches from Ireland to Puerto Rico on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ireland to Puerto Rico?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ireland to Puerto Rico.

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

Yes. momondo can track prices for Ireland to Puerto Rico flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Puerto Rico trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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Find better results for your trip to Puerto Rico

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Popular flights according to clicks in the last 7 days on momondo
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