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$318+ 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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — DUB
Jul 5 — Jul 121
Sat 7/5
Sat 7/12
1 adult, Economy
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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 June 30, 2025.

Round-trip from

$559
(KLM)

One-way from

$318
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$834
From Puerto Rico to Ireland
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One-way flight from Puerto Rico to Ireland
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 June 30, 2025.

This Air Canada deal was found by Cheapflights users on 6/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/118:30 amSJU - DUB
2 stops18h 40mAir Canada
Fri 11/289:00 amDUB - SJU
1 stop33h 50mAir Canada
Deal found 6/30$471
This United Airlines deal was found by Cheapflights users on 6/30. 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 11/108:10 amSJU - DUB
1 stop20h 00mUnited Airlines
Fri 11/289:00 amDUB - SJU
2 stops17h 22mUnited Airlines
Deal found 6/30$474
This American Airlines deal was found by Cheapflights users on 6/28. 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.
Fri 11/142:30 pmSJU - DUB
2 stops14h 10mAmerican Airlines
Wed 11/266:40 amDUB - SJU
2 stops18h 30mAmerican Airlines
Deal found 6/28$550
This KLM deal was found by Cheapflights users on 6/30. 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.
Sun 8/31:26 pmSJU - DUB
1 stop16h 19mKLM
Tue 8/198:55 amDUB - SJU
2 stops19h 56mKLM
Deal found 6/30$559
This Delta deal was found by Cheapflights users on 6/30. 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 stops20h 45mDelta
Thu 11/279:45 amDUB - SJU
2 stops31h 13mDelta
Deal found 6/30$584
This JetBlue deal was found by Cheapflights users on 6/30. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2612:55 pmSJU - DUB
1 stop15h 05mJetBlue
Wed 7/3010:40 amDUB - SJU
1 stop19h 11mJetBlue
Deal found 6/30$605
This KAYAK deal was found by Cheapflights users on 6/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/243:03 amSJU - DUB
1 stop20h 22mAer Lingus
Sun 11/24:45 pmDUB - SJU
1 stop15h 04mAer Lingus
Deal found 6/30$689
This United Airlines deal was found by Cheapflights users on 6/27. 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 11/132:45 pmVQS - DUB
2 stops37h 25mUnited Airlines
Mon 11/1712:05 pmDUB - VQS
2 stops33h 55mUnited Airlines
Deal found 6/27$1,141

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 June 30, 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 11/11

8:30 am-7:10 am

2 stops18h 40m

Dublin

Fri 11/28

9:00 am-2:50 pm

1 stop33h 50m

$471

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Mon 11/10

5:50 pm-10:20 am

1 stop12h 30m

Dublin

Wed 11/26

9:00 am-12:36 am

2 stops19h 36m

$474

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Fri 11/14

2:30 pm-8:40 am

2 stops14h 10m

Dublin

Wed 11/26

6:40 am-9:10 pm

2 stops18h 30m

$550

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Sun 8/3

1:26 pm-10:45 am

1 stop16h 19m

Dublin

Tue 8/19

8:55 am-11:51 pm

2 stops19h 56m

$559

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Fri 11/14

7:00 am-7:45 am

2 stops20h 45m

Dublin

Thu 11/27

9:45 am-12:58 pm

2 stops31h 13m

$584

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Sat 7/26

12:55 pm-9:00 am

1 stop15h 05m

Dublin

Wed 7/30

10:40 am-12:51 am

1 stop19h 11m

$605

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Fri 10/24

3:03 am-4:25 am

1 stop20h 22m

Dublin

Sun 11/2

4:45 pm-3:49 am

1 stop15h 04m

$689

ViequesDublin

VQS - DUB

VQSDUB

Vieques

Thu 11/13

2:45 pm-8:10 am

2 stops37h 25m

Dublin

Mon 11/17

12:05 pm-6:00 pm

2 stops33h 55m

$1,141

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Tue 11/11

9:25 pm-10:15 am

2 stops32h 50m

$318

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Mon 10/13

1:05 am-9:45 am

2 stops27h 40m

$386

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 14 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 $937). 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 June 30, 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 June 30, 2025.
Peruse reviews from past customers who have flown with Delta, KLM, and United Airlines 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
7,969 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Moishe,Oct 2024

LGA - DEN

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know
Delta
8.0
Very good
7,969 reviews
Delta
8.0
Very good
7,969 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Moishe,Oct 2024

LGA - DEN

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know
KLM
7.8
Good
1,366 reviews
Delta
8.0
Very good
7,969 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Moishe,Oct 2024

LGA - DEN

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know
United Airlines
7.4
Good
8,852 reviews
Delta
8.0
Very good
7,969 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Moishe,Oct 2024

LGA - DEN

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know
JetBlue
7.3
Good
2,920 reviews
Delta
8.0
Very good
7,969 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Moishe,Oct 2024

LGA - DEN

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,969 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Moishe,Oct 2024

LGA - DEN

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

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.

  • What are the cheapest airlines to fly from Puerto Rico to Ireland one-way?

    $386 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on JetBlue and Delta, with prices starting from $525 and $620, respectively.

  • 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 $937). 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.
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Top 5 airlines flying from Puerto Rico to Ireland

Discover the top 5 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 June 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$457Average$533FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$457Average$940FlexibilityNo cancel feeOn-time71%
DeltaCheapest$460Average$942FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$477Average$677FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$556Average$750FlexibilityNo cancel feeOn-time62%

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