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Cheap flights from Ireland to Puerto Rico from £412

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/2. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SJU
12 10月 — 19 10月1
1 adult
1 adult, Economy

Cheap flight deals from Ireland to Puerto Rico

Keep the following information in mind while searching for Ireland to Puerto Rico flight deals. Data was last updated 12 9月 2025.

Round-trip from

£480

One-way from

£412

Popular in

October

Cheapest in

June

Average price

£650
British Airways
  • British Airways
  • 11/12-16/12
  • 3 total stops
  • 33h 08m total
  • Ireland to Puerto Rico
Search Deals
23/2
  • 23/2
  • 1 total stop
  • 16h 00m total
  • Ireland to Puerto Rico
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£55 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Ireland to Puerto Rico

Cheapest flights from Ireland to Puerto Rico
Explore the most affordable flight options available from Ireland to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 9月 2025.

週四 11/1211:30DUB - SJU
1 stop16h 22mBritish Airways
週二 16/1212:49SJU - DUB
2 stops16h 46mBritish Airways
Deal found 10/9£480
週日 26/1009:45DUB - SJU
1 stop16h 14mDelta
週六 8/1107:00SJU - DUB
1 stop21h 45mDelta
Deal found 11/9£492
週五 31/1009:45DUB - SJU
1 stop16h 14mKLM
週四 13/1114:27SJU - DUB
1 stop14h 53mKLM
Deal found 10/9£493
週四 11/1211:30DUB - SJU
1 stop16h 22mBritish Airways
週四 18/1212:47SJU - DUB
2 stops17h 03mBritish Airways
Deal found 10/9£498
週六 13/1211:30DUB - SJU
1 stop16h 22mMultiple Airlines
週四 18/1206:44SJU - DUB
1 stop20h 26mMultiple Airlines
Deal found 10/9£511
週四 11/1208:50DUB - SJU
2 stops19h 13mDelta
週二 16/1207:00SJU - DUB
2 stops21h 45mDelta
Deal found 10/9£529
週四 11/1205:55DUB - SJU
2 stops22h 08mDelta
週三 17/1214:10SJU - DUB
2 stops18h 30mDelta
Deal found 10/9£531
週五 12/1205:55DUB - SJU
2 stops22h 08mDelta
週二 16/1207:15SJU - DUB
2 stops22h 05mDelta
Deal found 10/9£538
週五 12/1208:50DUB - SJU
2 stops19h 13mDelta
週四 18/1214:10SJU - DUB
2 stops18h 30mDelta
Deal found 10/9£540
週五 12/1207:00DUB - SJU
2 stops20h 53mBritish Airways
週六 20/1220:35SJU - DUB
1 stop32h 05mBritish Airways
Deal found 10/9£560

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 12 9月 2025.
Use the filters below to find and compare flights from Ireland to Puerto Rico that are best for you.

Fly from

Ireland

Fly to

Puerto Rico

Route

Depart

Return

Price

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

週四 11/12

11:30-23:52

1 stop16h 22m

San Juan Luis Munoz Marin Intl

週二 16/12

12:49-09:35

2 stops16h 46m

£480

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

週四 11/12

11:30-23:52

1 stop16h 22m

San Juan Luis Munoz Marin Intl

週三 17/12

12:49-09:40

2 stops16h 51m

£480

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

週五 12/12

11:30-23:52

1 stop16h 22m

San Juan Luis Munoz Marin Intl

週二 16/12

12:49-09:35

2 stops16h 46m

£480

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

週日 26/10

09:45-21:59

1 stop16h 14m

San Juan Luis Munoz Marin Intl

週六 8/11

07:00-08:45

1 stop21h 45m

£492

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

週五 31/10

09:45-21:59

1 stop16h 14m

San Juan Luis Munoz Marin Intl

週四 13/11

14:27-09:20

1 stop14h 53m

£493

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

週日 2/11

11:30-23:52

1 stop16h 22m

San Juan Luis Munoz Marin Intl

週一 17/11

16:43-08:40

1 stop11h 57m

£493

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

週四 11/12

11:30-23:52

1 stop16h 22m

San Juan Luis Munoz Marin Intl

週四 18/12

12:47-09:50

2 stops17h 03m

£498

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

週六 13/12

11:30-23:52

1 stop16h 22m

San Juan Luis Munoz Marin Intl

週三 17/12

01:30-07:10

1 stop25h 40m

£511

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

週四 11/12

08:50-00:03

2 stops19h 13m

San Juan Luis Munoz Marin Intl

週二 16/12

07:00-08:45

2 stops21h 45m

£529

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

週四 11/12

05:55-00:03

2 stops22h 08m

San Juan Luis Munoz Marin Intl

週四 18/12

14:10-12:40

2 stops18h 30m

£531

Flights are sorted by cheapest return flights first.

Deals found on 12/9

Showing 1-10 of 16 results
1
2

Best time to book a flight from Ireland to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Ireland with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ireland to Puerto Rico

What is the cheapest month to book a flight from Ireland to Puerto Rico?

Currently, April is the cheapest month in which you can book a flight from Ireland to Puerto Rico (average of £631). Flying from Ireland to Puerto Rico in July is currently the most expensive (average of £1,027). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Ireland to Puerto Rico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ireland to Puerto Rico?

    There are many flights that can get you from Ireland to Puerto Rico in 16h 14m. Fly via British Airways, Delta, or KLM to get the fastest option. The distance between Ireland and Puerto Rico is about 3963 mi. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Ireland to Puerto Rico that include hotel bookings?

    Yes. In addition to deals on Ireland to Puerto Rico flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ireland to Puerto Rico?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to Puerto Rico.

  • Can I find deals for business class flights from Ireland to Puerto Rico?

    Yes. Cheapflights offers flight deals from Ireland to Puerto Rico by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ireland to Puerto Rico?

    Currently, April is the cheapest month in which you can book a flight from Ireland to Puerto Rico (average of £631). Flying from Ireland to Puerto Rico in July is currently the most expensive (average of £1,027). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ireland to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Bridgetown flights
Heathrow to Montego Bay flights
Heathrow to St. George's flights
Heathrow to Kingston flights
Heathrow to Punta Cana flights
London City to Bridgetown flights
Gatwick to Bridgetown flights
Heathrow to Kingstown flights
Heathrow to Port of Spain flights
Manchester to Bridgetown flights
London City to Montego Bay flights
Heathrow to Castries flights
Gatwick to Punta Cana flights
Gatwick to St. John's flights
Gatwick to St. George's flights
Heathrow to Luis Munoz Marin Intl flights
Heathrow to Nassau flights
Heathrow to St. John's flights
Gatwick to Kingston flights
Gatwick to Montego Bay flights
Gatwick to Port of Spain flights
Gatwick to Castries flights
London City to Kingston flights
Gatwick to Luis Munoz Marin Intl flights
London City to Punta Cana flights
Manchester to Punta Cana flights
Heathrow to Santo Domingo flights
Heathrow to Roseau flights
London City to Luis Munoz Marin Intl flights
Heathrow to George Town flights
Stansted to Punta Cana flights
London City to Castries flights
Gatwick to Santo Domingo flights
Birmingham to Montego Bay flights
Heathrow to Castries flights
Heathrow to Road Town flights
Gatwick to Kingstown flights
Heathrow to Oranjestad flights
Gatwick to Havana flights
Charles de Gaulle to Pointe-à-Pitre flights
Luton to Punta Cana flights
Heathrow to Scarborough flights
Heathrow to Simpson Bay flights
Heathrow to Santiago de los Caballeros flights
Gatwick to Nassau flights
London City to Santo Domingo flights
Manchester to Montego Bay flights
Stansted to Luis Munoz Marin Intl flights
London City to St. George's flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ireland to Puerto Rico?

Cheapflights makes it easy to find Ireland to Puerto Rico flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Ireland to Puerto Rico?

Cheapflights helps you find that perfect flight to Puerto Rico from Ireland by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Ireland to Puerto Rico with no change fees?

Yes, we can. To see specific flights from Ireland to Puerto Rico with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ireland to Puerto Rico become cheaper?

Not ready to book yet? You can track prices for flights from Ireland to Puerto Rico on Cheapflights with our Price Alert feature and get notified when better prices are available.

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