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Cheap flights from Ireland to Puerto Rico from €399

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.
JetBlue Logo
10:40 - 02:39
DUB
-
SJU
20h 59m
1 stop
JetBlue Logo
06:25 - 09:00
SJU
-
DUB
21h 35m
1 stop
€454JetBlue
Thu, 23 Apr - Thu, 7 May
JetBlue Logo
10:40 - 02:39
DUB
-
SJU
20h 59m
1 stop
JetBlue Logo
18:45 - 08:20
SJU
-
DUB
32h 35m
1 stop
€465JetBlue
Thu, 23 Apr - Thu, 7 May
JetBlue Logo
11:40 - 00:07
DUB
-
SJU
17h 27m
1 stop
JetBlue Logo
12:50 - 08:20
SJU
-
DUB
14h 30m
1 stop
€477JetBlue
Sat, 2 May - Sat, 9 May
Finnair Logo
09:30 - 23:02
DUB
-
SJU
18h 32m
1 stop
Finnair Logo
06:45 - 09:45
SJU
-
DUB
22h 00m
1 stop
€492Finnair
Thu, 9 Apr - Wed, 22 Apr
Finnair Logo
09:30 - 23:02
DUB
-
SJU
18h 32m
1 stop
Finnair Logo
06:45 - 09:45
SJU
-
DUB
22h 00m
1 stop
€492Finnair
Mon, 13 Apr - Mon, 20 Apr
Finnair Logo
09:30 - 23:02
DUB
-
SJU
18h 32m
1 stop
Finnair Logo
06:45 - 11:50
SJU
-
DUB
24h 05m
2 stops
€493Finnair
Thu, 23 Apr - Thu, 7 May
American Airlines Logo
11:30 - 15:12
DUB
-
SJU
31h 42m
1 stop
American Airlines Logo
01:30 - 09:45
SJU
-
DUB
27h 15m
1 stop
€606American Airlines
Thu, 26 Mar - Sat, 28 Mar
British Airways Logo
12:40 - 22:05
DUB
-
SJU
14h 25m
1 stop
British Airways Logo
11:43 - 09:40
SJU
-
DUB
16h 57m
2 stops
€611British Airways
Thu, 9 Apr - Wed, 22 Apr
British Airways Logo
12:40 - 22:05
DUB
-
SJU
14h 25m
1 stop
British Airways Logo
11:43 - 09:40
SJU
-
DUB
16h 57m
2 stops
€612British Airways
Mon, 13 Apr - Thu, 23 Apr
American Airlines Logo
11:45 - 20:51
DUB
-
SJU
14h 06m
1 stop
American Airlines Logo
06:00 - 06:30
SJU
-
DUB
19h 30m
1 stop
€613American Airlines
Wed, 8 Apr - Fri, 24 Apr

Finnair flights from Ireland to Puerto Rico

Our best Finnair deals on Ireland to Puerto Rico flight tickets
Finnair
9 Apr
DUB09:30Dublin
18h 32m
1 stop
SJU23:02San Juan Luis Munoz Marin Intl
22 Apr
SJU06:45San Juan Luis Munoz Marin Intl
22h 00m
1 stop
DUB09:45Dublin
€492
Finnair
13 Apr
DUB09:30Dublin
18h 32m
1 stop
SJU23:02San Juan Luis Munoz Marin Intl
20 Apr
SJU06:45San Juan Luis Munoz Marin Intl
22h 00m
1 stop
DUB09:45Dublin
€492
Finnair
23 Apr
DUB09:30Dublin
18h 32m
1 stop
SJU23:02San Juan Luis Munoz Marin Intl
7 May
SJU06:45San Juan Luis Munoz Marin Intl
24h 05m
2 stops
DUB11:50Dublin
€493

American Airlines flights from Ireland to Puerto Rico

Our best American Airlines deals on Ireland to Puerto Rico flight tickets
American Airlines
10 Mar
DUB11:30Dublin
29h 10m
1 stop
SJU12:40San Juan Luis Munoz Marin Intl
17 Mar
SJU13:30San Juan Luis Munoz Marin Intl
15h 10m
1 stop
DUB08:40Dublin
€581
American Airlines
26 Mar
DUB11:30Dublin
31h 42m
1 stop
SJU15:12San Juan Luis Munoz Marin Intl
28 Mar
SJU01:30San Juan Luis Munoz Marin Intl
27h 15m
1 stop
DUB09:45Dublin
€606
American Airlines
8 Apr
DUB11:45Dublin
32h 50m
1 stop
SJU15:35San Juan Luis Munoz Marin Intl
24 Apr
SJU10:03San Juan Luis Munoz Marin Intl
15h 27m
2 stops
DUB06:30Dublin
€613

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 1 March 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 23/4

10:40-02:39

1 stop20h 59m

San Juan Luis Munoz Marin Intl

Thu 7/5

06:25-09:00

1 stop21h 35m

€454

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 23/4

10:40-02:39

1 stop20h 59m

San Juan Luis Munoz Marin Intl

Thu 7/5

18:45-08:20

1 stop32h 35m

€465

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sat 2/5

11:40-00:07

1 stop17h 27m

San Juan Luis Munoz Marin Intl

Sat 9/5

12:50-08:20

1 stop14h 30m

€477

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 9/4

09:30-23:02

1 stop18h 32m

San Juan Luis Munoz Marin Intl

Wed 22/4

06:45-09:45

1 stop22h 00m

€492

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Mon 13/4

09:30-23:02

1 stop18h 32m

San Juan Luis Munoz Marin Intl

Mon 20/4

06:45-09:45

1 stop22h 00m

€492

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 23/4

09:30-23:02

1 stop18h 32m

San Juan Luis Munoz Marin Intl

Thu 7/5

06:45-11:50

2 stops24h 05m

€493

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 26/3

11:30-15:12

1 stop31h 42m

San Juan Luis Munoz Marin Intl

Sat 28/3

01:30-09:45

1 stop27h 15m

€606

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 9/4

12:40-22:05

1 stop14h 25m

San Juan Luis Munoz Marin Intl

Wed 22/4

11:43-09:40

2 stops16h 57m

€611

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Mon 13/4

12:40-22:05

1 stop14h 25m

San Juan Luis Munoz Marin Intl

Thu 23/4

11:43-09:40

2 stops16h 57m

€612

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 8/4

11:45-20:51

1 stop14h 06m

San Juan Luis Munoz Marin Intl

Fri 24/4

06:00-06:30

1 stop19h 30m

€613

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 June is, on average, the cheapest month to fly to Puerto Rico from Ireland, with most prices found around €550. If you don’t want to visit Puerto Rico in June, then you should wait until May to fly from Ireland, when ticket prices are also cheap, with an average price of €576.

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

14h 52m

Direct flights

None
The fastest flight from Ireland to Puerto Rico takes 14h 52m
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 €527Free CancellationRating
7.2
2,895 reviews
Search JetBlue flights
American AirlinesPriceFrom €605Free CancellationRating
7.1
11,370 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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