HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ireland

$367+ Cheap flights from Puerto Rico to Ireland

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 12/14. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — DUB
Oct 19 — Oct 261
Sun 10/19
Sun 10/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Puerto Rico to Ireland with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Puerto Rico to Ireland

Keep the following information in mind while searching for Puerto Rico to Ireland flight deals. Data was last updated September 19, 2025.

Round-trip from

$444
(United Airlines)

One-way from

$367
(Kiwi.com)

Popular in

July

Cheapest in

May

Average price

$714
From Puerto Rico to Ireland
Search Deals
One-way flight from Puerto Rico to Ireland
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($81 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Puerto Rico to Ireland

Cheapest flights from Puerto Rico to Ireland
Explore the most affordable flight options available from Puerto Rico to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 19, 2025.

This American Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/281:50 pmSJU - DUB
2 stops16h 25mAmerican Airlines
Tue 11/1111:30 amDUB - SJU
1 stop16h 22mAmerican Airlines
Deal found 9/18$447
This Finnair deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/285:30 amSJU - DUB
1 stop23h 10mMultiple Airlines
Tue 11/1111:30 amDUB - SJU
1 stop16h 22mMultiple Airlines
Deal found 9/16$449
This Finnair deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/194:43 pmSJU - DUB
1 stop11h 57mMultiple Airlines
Wed 12/311:30 amDUB - SJU
1 stop16h 22mMultiple Airlines
Deal found 9/18$450
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/271:05 amSJU - DUB
2 stops25h 05mUnited Airlines
Tue 11/111:35 pmDUB - SJU
1 stop15h 01mUnited Airlines
Deal found 9/16$456
This United Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/197:45 amSJU - DUB
2 stops19h 45mUnited Airlines
Wed 12/310:40 amDUB - SJU
2 stops17h 56mUnited Airlines
Deal found 9/18$469
This United Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/128:10 amSJU - DUB
1 stop20h 00mUnited Airlines
Sun 11/169:00 amDUB - SJU
2 stops19h 36mUnited Airlines
Deal found 9/17$494
This KLM deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/142:10 pmSJU - DUB
1 stop14h 35mKLM
Wed 11/269:45 amDUB - SJU
1 stop17h 28mKLM
Deal found 9/18$500
This Delta deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/147:00 amSJU - DUB
2 stops21h 45mDelta
Tue 11/2510:45 amDUB - SJU
1 stop17h 11mDelta
Deal found 9/18$504
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/132:05 amSJU - DUB
2 stops25h 05mUnited Airlines
Tue 11/2512:05 pmDUB - SJU
1 stop14h 17mUnited Airlines
Deal found 9/16$506

Cheapflights Fare Finder

 
Customize your flight search to find flights from Puerto Rico to Ireland 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 2,558,603 searches. Data last updated September 19, 2025.
Use the filters below to find and compare flights from Puerto Rico to Ireland that are best for you.

Fly from

Puerto Rico

Fly to

Ireland

Route

Depart

Return

Price

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Tue 10/28

5:30 am-8:40 am

1 stop23h 10m

Dublin

Tue 11/11

11:30 am-11:52 pm

1 stop16h 22m

$449

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Wed 11/19

2:10 pm-8:45 am

1 stop14h 35m

Dublin

Wed 11/26

9:45 am-11:13 pm

1 stop17h 28m

$450

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Wed 10/29

1:20 pm-7:30 am

1 stop14h 10m

Dublin

Fri 11/7

10:40 am-9:00 pm

1 stop14h 20m

$450

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Wed 11/19

6:25 am-8:40 am

1 stop22h 15m

Dublin

Wed 12/3

11:30 am-11:52 pm

1 stop16h 22m

$450

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Tue 10/28

4:50 pm-10:20 am

1 stop13h 30m

Dublin

Tue 11/11

12:05 pm-10:22 pm

1 stop14h 17m

$450

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Wed 10/29

11:56 am-8:40 am

2 stops16h 44m

Dublin

Fri 11/7

11:30 am-11:52 pm

1 stop16h 22m

$454

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Mon 12/1

2:05 am-8:10 am

2 stops26h 05m

Dublin

Tue 12/9

10:40 am-12:36 am

2 stops17h 56m

$454

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Wed 11/19

2:47 pm-8:40 am

2 stops13h 53m

Dublin

Wed 11/26

11:30 am-12:44 am

2 stops17h 14m

$454

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Wed 11/19

8:10 am-8:10 am

1 stop20h 00m

$390

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Sun 11/16

8:10 am-7:30 am

2 stops19h 20m

$390

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/18

Showing 1-10 of 13 results
1
2

Best time to book a flight from Puerto Rico to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from Puerto Rico with our price prediction graph.
Estimated round-trip 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 Puerto Rico to Ireland

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

Currently, November is the cheapest month in which you can book a flight from Puerto Rico to Ireland (average of $509). Flying from Puerto Rico to Ireland in June is currently the most expensive (average of $923). 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.

What is the cheapest time of day to fly from PR to IE?

Find hourly flight availability from Puerto Rico to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 19, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Puerto Rico to Ireland as you normally would.

Reviews of airlines servicing Ireland

Get insights into the airlines that provide service to Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ireland. Reviews last updated September 19, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and JetBlue from Puerto Rico to Ireland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jose A,Sep 2023

SJU - JFK

Most importantly it was on time, then great crew, great service and comfortable.
Delta
8.0
Very good
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jose A,Sep 2023

SJU - JFK

Most importantly it was on time, then great crew, great service and comfortable.
United Airlines
7.4
Good
8,926 reviews
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jose A,Sep 2023

SJU - JFK

Most importantly it was on time, then great crew, great service and comfortable.
JetBlue
7.2
Good
2,911 reviews
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jose A,Sep 2023

SJU - JFK

Most importantly it was on time, then great crew, great service and comfortable.

Related info for your journey

Find useful and relevant information for your journey from Puerto Rico to Ireland. 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 Puerto Rico to Ireland?

    There are many flights that can get you from Puerto Rico to Ireland in 14h 10m. Fly via KLM or United Airlines to get the fastest option. The distance from Puerto Rico to Ireland is about 3963 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Puerto Rico to Ireland 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 Puerto Rico to Ireland?

    Currently, November is the cheapest month in which you can book a flight from Puerto Rico to Ireland (average of $509). Flying from Puerto Rico to Ireland in June is currently the most expensive (average of $923). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Puerto Rico to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
Luis Munoz Marin Intl to Madrid flights
Santo Domingo to Madrid flights
Luis Munoz Marin Intl to Barcelona-El Prat flights
Kingston to Heathrow flights
Nassau to Heathrow flights
Bridgetown to Heathrow flights
Luis Munoz Marin Intl to Leonardo da Vinci/Fiumicino flights
Luis Munoz Marin Intl to Zurich flights
Montego Bay to Heathrow flights
Luis Munoz Marin Intl to Istanbul flights
Pointe-à-Pitre to Orly flights
Port of Spain to Amsterdam flights
Fort-de-France to Orly flights
Luis Munoz Marin Intl to Heathrow flights
Luis Munoz Marin Intl to Vicenza flights
Punta Cana to Madrid flights
Santo Domingo to Charles de Gaulle flights
Luis Munoz Marin Intl to Frankfurt flights
Kingston to Gatwick flights
George Town to Heathrow flights
Luis Munoz Marin Intl to Lisbon flights
Simpson Bay to Amsterdam flights
Punta Cana to Bruxelles-National flights
St. George's to Heathrow flights
Luis Munoz Marin Intl to Seville flights
Luis Munoz Marin Intl to Dublin flights
Luis Munoz Marin Intl to Munich flights
Luis Munoz Marin Intl to Amsterdam flights
Montego Bay to Gatwick flights
Providenciales to Heathrow flights
Port of Spain to Heathrow flights

Top 3 airlines flying from Puerto Rico to Ireland

Discover the top 3 airlines that operate flights from Puerto Rico to Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$160Average$664FlexibilityNo cancel feeOn-time62%
DeltaCheapest$460Average$1,087FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$477Average$763FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.