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Cheap flights from Ireland to Puerto Rico from €410

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 2/12. 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

Discover deals from 900+ travel sites with momondo.

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.
Multiple Airlines Logo
06:15 - 20:00DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
17h 45m1 stop Madrid Barajas
Multiple Airlines Logo
15:00 - 05:10SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
34h 10m1 stop Toronto Pearson Intl
€619Multiple Airlines
Thu, 21 Jan - Sat, 30 Jan
JetBlue Logo
11:30 - 19:34DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
13h 04m1 stop New York John F Kennedy Intl
JetBlue Logo
06:00 - 09:00SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
22h 00m1 stop New York John F Kennedy Intl
€629JetBlue
Sat, 26 Sep - Sat, 3 Oct
JetBlue Logo
11:30 - 19:34DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
13h 04m1 stop New York John F Kennedy Intl
JetBlue Logo
06:00 - 09:00SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
22h 00m1 stop New York John F Kennedy Intl
€644JetBlue
Tue, 22 Sep - Sat, 3 Oct
Finnair Logo
12:40 - 14:45DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
31h 05m1 stop Dallas/Fort Worth
Finnair Logo
16:17 - 09:45SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
36h 28m1 stop Dallas/Fort Worth
€648Finnair
Fri, 25 Sep - Thu, 8 Oct
JetBlue Logo
11:30 - 19:34DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
13h 04m1 stop New York John F Kennedy Intl
JetBlue Logo
06:00 - 09:00SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
22h 00m1 stop New York John F Kennedy Intl
€648JetBlue
Wed, 30 Sep - Wed, 7 Oct
Iberia Logo
09:50 - 19:05DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
14h 15m1 stop Madrid Barajas
Iberia Logo
14:18 - 06:30SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
35h 12m2 stops Miami Philadelphia
€654Iberia
Mon, 21 Sep - Tue, 6 Oct
Multiple Airlines Logo
09:50 - 18:45DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
13h 55m1 stop Madrid Barajas
Multiple Airlines Logo
15:35 - 09:45SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
37h 10m1 stop Dallas/Fort Worth
€654Multiple Airlines
Sat, 12 Sep - Sat, 19 Sep
American Airlines Logo
09:30 - 09:24DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
28h 54m2 stops Philadelphia Miami
American Airlines Logo
10:16 - 09:35SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
18h 19m2 stops Miami Charlotte Douglas
€659American Airlines
Thu, 17 Sep - Thu, 1 Oct
American Airlines Logo
12:40 - 14:45DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
31h 05m1 stop Dallas/Fort Worth
American Airlines Logo
14:22 - 06:30SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
35h 08m1 stop Philadelphia
€659American Airlines
Thu, 17 Sep - Wed, 30 Sep
American Airlines Logo
11:45 - 09:24DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
26h 39m2 stops Charlotte Douglas Miami
American Airlines Logo
15:41 - 09:35SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
12h 54m1 stop Charlotte Douglas
€659American Airlines
Thu, 17 Sep - Wed, 30 Sep

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British Airways flights from Ireland to Puerto Rico

Our best British Airways deals on Ireland to Puerto Rico flight tickets
British Airways
22 Jan
DUB08:50Dublin
19h 06m
2 stops
SJU23:56San Juan Luis Munoz Marin Intl
1 Feb
SJU14:52San Juan Luis Munoz Marin Intl
16h 23m
2 stops
DUB11:15Dublin
€722
British Airways
21 Jan
DUB10:00Dublin
17h 56m
2 stops
SJU23:56San Juan Luis Munoz Marin Intl
30 Jan
SJU14:52San Juan Luis Munoz Marin Intl
16h 23m
2 stops
DUB11:15Dublin
€723
British Airways
1 Sept
DUB08:40Dublin
18h 15m
2 stops
SJU21:55San Juan Luis Munoz Marin Intl
7 Sept
SJU07:03San Juan Luis Munoz Marin Intl
18h 27m
1 stop
DUB06:30Dublin
€731

KLM flights from Ireland to Puerto Rico

Our best KLM deals on Ireland to Puerto Rico flight tickets
KLM
30 Sept
DUB11:10Dublin
17h 39m
2 stops
SJU23:49San Juan Luis Munoz Marin Intl
7 Oct
SJU13:15San Juan Luis Munoz Marin Intl
15h 45m
1 stop
DUB10:00Dublin
€729
KLM
30 Sept
DUB11:00Dublin
29h 45m
1 stop
SJU11:45San Juan Luis Munoz Marin Intl
7 Oct
SJU06:45San Juan Luis Munoz Marin Intl
22h 15m
1 stop
DUB10:00Dublin
€730
KLM
30 Sept
DUB11:10Dublin
17h 39m
2 stops
SJU23:49San Juan Luis Munoz Marin Intl
7 Oct
SJU13:15San Juan Luis Munoz Marin Intl
16h 10m
2 stops
DUB10:25Dublin
€742

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 16 August 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

Cheapest return flight

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Thu 21/1

06:15-20:00

1 stop17h 45m

San Juan Luis Munoz Marin Intl

Sat 30/1

15:00-05:10

1 stop34h 10m

€619
Fastest return journey

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Sat 26/9

11:30-19:34

1 stop13h 04m

San Juan Luis Munoz Marin Intl

Sat 3/10

06:00-09:00

1 stop22h 00m

€629

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Tue 22/9

11:30-19:34

1 stop13h 04m

San Juan Luis Munoz Marin Intl

Sat 3/10

06:00-09:00

1 stop22h 00m

€644

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Fri 25/9

12:40-14:45

1 stop31h 05m

San Juan Luis Munoz Marin Intl

Thu 8/10

16:17-09:45

1 stop36h 28m

€648

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Wed 30/9

11:30-19:34

1 stop13h 04m

San Juan Luis Munoz Marin Intl

Wed 7/10

06:00-09:00

1 stop22h 00m

€648

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Mon 21/9

09:50-19:05

1 stop14h 15m

San Juan Luis Munoz Marin Intl

Tue 6/10

14:18-06:30

2 stops35h 12m

€654

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Sat 12/9

09:50-18:45

1 stop13h 55m

San Juan Luis Munoz Marin Intl

Sat 19/9

15:35-09:45

1 stop37h 10m

€654

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Thu 17/9

09:30-09:24

2 stops28h 54m

San Juan Luis Munoz Marin Intl

Thu 1/10

10:16-09:35

2 stops18h 19m

€659

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Thu 17/9

12:40-14:45

1 stop31h 05m

San Juan Luis Munoz Marin Intl

Wed 30/9

14:22-06:30

1 stop35h 08m

€659

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Thu 17/9

11:45-09:24

2 stops26h 39m

San Juan Luis Munoz Marin Intl

Wed 30/9

15:41-09:35

1 stop12h 54m

€659

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 €551. 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 €632.

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 04m

Direct flights

None
The fastest flight from Ireland to Puerto Rico takes 13h 04m
There are no direct flights from Ireland to Puerto Rico. There are no popular flight routes from Ireland to Puerto Rico.
Search flight deals

Frequently asked questions about flying from Ireland to Puerto Rico

  • 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 €441Free CancellationRating
7.1
3,033 reviews
Search JetBlue flights
American AirlinesPriceFrom €617Free CancellationRating
7.1
11,947 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

Popular Cities in Puerto Rico

Popular flights according to clicks in the last 7 days on momondo
Flights to San Juanfrom €657