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Cheap flights from Ireland to Puerto Rico from €310

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 24/5. 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 - 00:17
DUB
-
SJU
18h 37m
1 stop
JetBlue Logo
14:11 - 09:00
SJU
-
DUB
13h 49m
1 stop
€487JetBlue
Thu, 21 May - Thu, 4 Jun
JetBlue Logo
11:30 - 00:10
DUB
-
SJU
17h 40m
1 stop
JetBlue Logo
06:30 - 09:00
SJU
-
DUB
21h 30m
1 stop
€488JetBlue
Sat, 16 May - Fri, 29 May
JetBlue Logo
10:40 - 00:19
DUB
-
SJU
18h 39m
1 stop
JetBlue Logo
17:30 - 09:00
SJU
-
DUB
34h 30m
1 stop
€493JetBlue
Fri, 22 May - Thu, 4 Jun
JetBlue Logo
10:40 - 00:17
DUB
-
SJU
18h 37m
1 stop
JetBlue Logo
14:12 - 09:00
SJU
-
DUB
13h 48m
1 stop
€502JetBlue
Thu, 21 May - Wed, 3 Jun
JetBlue Logo
11:30 - 22:53
DUB
-
SJU
16h 23m
1 stop
JetBlue Logo
06:30 - 09:00
SJU
-
DUB
21h 30m
1 stop
€520JetBlue
Sun, 24 May - Sat, 6 Jun
JetBlue Logo
11:30 - 01:38
DUB
-
SJU
19h 08m
1 stop
JetBlue Logo
14:11 - 09:00
SJU
-
DUB
13h 49m
1 stop
€522JetBlue
Sat, 23 May - Fri, 5 Jun
JetBlue Logo
11:30 - 23:49
DUB
-
SJU
17h 19m
1 stop
JetBlue Logo
06:00 - 09:00
SJU
-
DUB
22h 00m
1 stop
€523JetBlue
Sat, 17 Oct - Fri, 23 Oct
JetBlue Logo
11:30 - 00:13
DUB
-
SJU
17h 43m
1 stop
JetBlue Logo
13:12 - 09:00
SJU
-
DUB
14h 48m
1 stop
€535JetBlue
Wed, 17 Jun - Wed, 24 Jun
JetBlue Logo
11:30 - 22:53
DUB
-
SJU
16h 23m
1 stop
JetBlue Logo
09:52 - 09:00
SJU
-
DUB
18h 08m
1 stop
€553JetBlue
Sat, 23 May - Sat, 30 May
JetBlue Logo
11:30 - 22:53
DUB
-
SJU
16h 23m
1 stop
JetBlue Logo
06:30 - 09:00
SJU
-
DUB
21h 30m
1 stop
€558JetBlue
Sat, 23 May - Sat, 30 May

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JetBlue flights from Ireland to Puerto Rico

Our best JetBlue deals on Ireland to Puerto Rico flight tickets
JetBlue
21 May
DUB10:40Dublin
18h 37m
1 stop
SJU00:17San Juan Luis Munoz Marin Intl
4 Jun
SJU14:11San Juan Luis Munoz Marin Intl
13h 49m
1 stop
DUB09:00Dublin
€487
JetBlue
16 May
DUB11:30Dublin
17h 40m
1 stop
SJU00:10San Juan Luis Munoz Marin Intl
29 May
SJU06:30San Juan Luis Munoz Marin Intl
21h 30m
1 stop
DUB09:00Dublin
€488
JetBlue
22 May
DUB10:40Dublin
18h 39m
1 stop
SJU00:19San Juan Luis Munoz Marin Intl
4 Jun
SJU17:30San Juan Luis Munoz Marin Intl
34h 30m
1 stop
DUB09:00Dublin
€493

KLM flights from Ireland to Puerto Rico

Our best KLM deals on Ireland to Puerto Rico flight tickets
KLM
22 May
DUB11:00Dublin
14h 30m
1 stop
SJU20:30San Juan Luis Munoz Marin Intl
4 Jun
SJU14:00San Juan Luis Munoz Marin Intl
17h 40m
2 stops
DUB12:40Dublin
€632
KLM
21 May
DUB11:00Dublin
16h 17m
1 stop
SJU22:17San Juan Luis Munoz Marin Intl
4 Jun
SJU14:00San Juan Luis Munoz Marin Intl
17h 40m
2 stops
DUB12:40Dublin
€633
KLM
16 May
DUB11:10Dublin
17h 25m
2 stops
SJU23:35San Juan Luis Munoz Marin Intl
29 May
SJU14:00San Juan Luis Munoz Marin Intl
17h 40m
2 stops
DUB12:40Dublin
€703

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 4 May 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 - SJU

DUBSJU

Dublin

Thu 21/5

10:40-00:17

1 stop18h 37m

San Juan Luis Munoz Marin Intl

Thu 4/6

14:11-09:00

1 stop13h 49m

€487

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sat 16/5

11:30-00:10

1 stop17h 40m

San Juan Luis Munoz Marin Intl

Fri 29/5

06:30-09:00

1 stop21h 30m

€488

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 22/5

10:40-00:19

1 stop18h 39m

San Juan Luis Munoz Marin Intl

Thu 4/6

17:30-09:00

1 stop34h 30m

€493
Fastest return journey

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 21/5

10:40-00:17

1 stop18h 37m

San Juan Luis Munoz Marin Intl

Wed 3/6

14:12-09:00

1 stop13h 48m

€502

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sun 24/5

11:30-22:53

1 stop16h 23m

San Juan Luis Munoz Marin Intl

Sat 6/6

06:30-09:00

1 stop21h 30m

€520

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sat 23/5

11:30-01:38

1 stop19h 08m

San Juan Luis Munoz Marin Intl

Fri 5/6

14:11-09:00

1 stop13h 49m

€522

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sat 17/10

11:30-23:49

1 stop17h 19m

San Juan Luis Munoz Marin Intl

Fri 23/10

06:00-09:00

1 stop22h 00m

€523

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 17/6

11:30-00:13

1 stop17h 43m

San Juan Luis Munoz Marin Intl

Wed 24/6

13:12-09:00

1 stop14h 48m

€535

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sat 23/5

11:30-22:53

1 stop16h 23m

San Juan Luis Munoz Marin Intl

Sat 30/5

09:52-09:00

1 stop18h 08m

€553

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sat 23/5

11:30-22:53

1 stop16h 23m

San Juan Luis Munoz Marin Intl

Sat 30/5

06:30-09:00

1 stop21h 30m

€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 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 €436. If you don’t want to visit Puerto Rico in May, then you should wait until October to fly from Ireland, when ticket prices are also cheap, with an average price of €550.

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 47m

Direct flights

None
The fastest flight from Ireland to Puerto Rico takes 14h 47m
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 €486Free CancellationRating
7.1
2,970 reviews
Search JetBlue flights
American AirlinesPriceFrom €609Free CancellationRating
7.1
11,673 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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