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Cheap flights from Ireland to Puerto Rico from €393

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 23/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
Delta Logo
10:45 - 23:56DUB-SJU
17h 11m1 stop
Delta Logo
07:00 - 07:45SJU-DUB
20h 45m2 stops
€601Delta
Find Deal
Thu, 27 Nov - Sat, 6 Dec
British Airways Logo
07:35 - 23:59DUB-SJU
20h 24m2 stops
British Airways Logo
17:51 - 14:15SJU-DUB
16h 24m2 stops
€604British Airways
Find Deal
Thu, 15 Jan - Sat, 24 Jan
Delta Logo
13:25 - 12:56DUB-SJU
27h 31m2 stops
Delta Logo
18:10 - 08:45SJU-DUB
34h 35m1 stop
€611Delta
Find Deal
Tue, 18 Nov - Sat, 22 Nov
British Airways Logo
07:35 - 23:56DUB-SJU
20h 21m2 stops
British Airways Logo
06:30 - 08:40SJU-DUB
22h 10m1 stop
€619British Airways
Find Deal
Thu, 15 Jan - Sat, 24 Jan
Multiple Airlines Logo
11:30 - 12:30DUB-SJU
29h 00m2 stops
Multiple Airlines Logo
06:30 - 08:40SJU-DUB
22h 10m1 stop
€620Multiple Airlines
Find Deal
Wed, 14 Jan - Sat, 24 Jan
Multiple Airlines Logo
11:30 - 23:59DUB-SJU
16h 29m1 stop
Multiple Airlines Logo
14:28 - 08:40SJU-DUB
14h 12m1 stop
€631Multiple Airlines
Find Deal
Mon, 22 Dec - Sun, 18 Jan
KLM Logo
10:45 - 23:59DUB-SJU
17h 14m1 stop
KLM Logo
14:08 - 09:20SJU-DUB
15h 12m1 stop
€650KLM
Find Deal
Thu, 18 Dec - Thu, 25 Dec
American Airlines Logo
11:30 - 14:35DUB-SJU
31h 05m2 stops
American Airlines Logo
08:30 - 06:30SJU-DUB
17h 00m2 stops
€670American Airlines
Find Deal
Sat, 28 Mar - Tue, 7 Apr
Air France Logo
06:00 - 20:57DUB-SJU
18h 57m2 stops
Air France Logo
15:55 - 15:45SJU-DUB
19h 50m2 stops
€673Air France
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Thu, 22 Jan - Mon, 26 Jan
KLM Logo
10:45 - 23:44DUB-SJU
16h 59m2 stops
KLM Logo
14:19 - 12:40SJU-DUB
18h 21m2 stops
€747KLM
Find Deal
Thu, 15 Jan - Sat, 24 Jan

TAP AIR PORTUGAL flights from Ireland to Puerto Rico

Our best TAP AIR PORTUGAL deals on Ireland to Puerto Rico flight tickets
TAP AIR PORTUGAL
22 Jan
DUB04:25Dublin
24h 57m
2 stops
SJU01:22San Juan Luis Munoz Marin Intl
1 Feb
SJU05:01San Juan Luis Munoz Marin Intl
25h 19m
2 stops
DUB10:20Dublin
€847
Find similar
TAP AIR PORTUGAL
8 Nov
DUB04:15Dublin
27h 33m
2 stops
SJU03:48San Juan Luis Munoz Marin Intl
23 Nov
SJU15:43San Juan Luis Munoz Marin Intl
20h 27m
2 stops
DUB16:10Dublin
€1,383
Find similar
TAP AIR PORTUGAL
7 Nov
DUB04:25Dublin
26h 52m
2 stops
SJU03:17San Juan Luis Munoz Marin Intl
23 Nov
SJU15:43San Juan Luis Munoz Marin Intl
20h 27m
2 stops
DUB16:10Dublin
€1,578
Find similar

British Airways flights from Ireland to Puerto Rico

Our best British Airways deals on Ireland to Puerto Rico flight tickets
British Airways
15 Jan
DUB07:35Dublin
20h 24m
2 stops
SJU23:59San Juan Luis Munoz Marin Intl
24 Jan
SJU17:51San Juan Luis Munoz Marin Intl
16h 24m
2 stops
DUB14:15Dublin
€604
Find similar
British Airways
15 Jan
DUB07:35Dublin
20h 21m
2 stops
SJU23:56San Juan Luis Munoz Marin Intl
24 Jan
SJU06:30San Juan Luis Munoz Marin Intl
22h 10m
1 stop
DUB08:40Dublin
€619
Find similar
British Airways
23 Jan
DUB08:45Dublin
19h 14m
2 stops
SJU23:59San Juan Luis Munoz Marin Intl
25 Jan
SJU07:00San Juan Luis Munoz Marin Intl
21h 40m
1 stop
DUB08:40Dublin
€622
Find similar

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 3 November 2025.
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 27/11

10:45-23:56

1 stop17h 11m

San Juan Luis Munoz Marin Intl

Sat 6/12

07:00-07:45

2 stops20h 45m

€601

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 15/1

07:35-23:59

2 stops20h 24m

San Juan Luis Munoz Marin Intl

Sat 24/1

17:51-14:15

2 stops16h 24m

€604

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Tue 18/11

13:25-12:56

2 stops27h 31m

San Juan Luis Munoz Marin Intl

Sat 22/11

18:10-08:45

1 stop34h 35m

€611

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 15/1

07:35-23:56

2 stops20h 21m

San Juan Luis Munoz Marin Intl

Sat 24/1

06:30-08:40

1 stop22h 10m

€619

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 14/1

11:30-12:30

2 stops29h 00m

San Juan Luis Munoz Marin Intl

Sat 24/1

06:30-08:40

1 stop22h 10m

€620

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Mon 22/12

11:30-23:59

1 stop16h 29m

San Juan Luis Munoz Marin Intl

Sun 18/1

14:28-08:40

1 stop14h 12m

€631

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 18/12

10:45-23:59

1 stop17h 14m

San Juan Luis Munoz Marin Intl

Thu 25/12

14:08-09:20

1 stop15h 12m

€650

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sat 28/3

11:30-14:35

2 stops31h 05m

San Juan Luis Munoz Marin Intl

Tue 7/4

08:30-06:30

2 stops17h 00m

€670

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 22/1

06:00-20:57

2 stops18h 57m

San Juan Luis Munoz Marin Intl

Mon 26/1

15:55-15:45

2 stops19h 50m

€673

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 15/1

10:45-23:44

2 stops16h 59m

San Juan Luis Munoz Marin Intl

Sat 24/1

14:19-12:40

2 stops18h 21m

€747

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 €513. 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 €563.

What is the cheapest day to depart on your flight to Puerto Rico?

The cheapest day to depart from Ireland to Puerto Rico is on a Monday. Travellers who choose to depart for Puerto Rico on a Monday will often find tickets for as low as €722. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Puerto Rico on Saturday is €904.

What is the cheapest time of day to depart on your flight to Puerto Rico?

Our most recent data shows that the best time of day to fly to Puerto Rico is in the morning. Flights from Ireland to Puerto Rico during this time can be as low as €834. At midday is when there is more demand to fly to Puerto Rico, so prices are often more expensive at around €918 per ticket.

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

Direct flights

None
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 €540Free CancellationRating
7.2
2,907 reviews
Search JetBlue 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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