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$376+ 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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — DUB
Apr 29 — May 61
Tue 4/29
Tue 5/6
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 April 24, 2025.

Round-trip from

$604
(JetBlue)

One-way from

$376
(Kiwi.com)

Popular in

April

Cheapest in

November

Average price

$1,046
From Puerto Rico to Ireland
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One-way flight from Puerto Rico to Ireland
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Highest demand for flights based on searches. 7% potential increase in price ($59 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 24, 2025.

This Delta deal was found by Cheapflights users on 4/22. 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.
Tue 10/287:00 amSJU - DUB
1 stop21h 45mDelta
Tue 11/1110:45 amDUB - SJU
1 stop17h 05mDelta
Deal found 4/22$519
This Finnair deal was found by Cheapflights users on 4/22. 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 10/2811:50 amSJU - DUB
2 stops16h 50mMultiple Airlines
Tue 11/1111:30 amDUB - SJU
2 stops18h 40mMultiple Airlines
Deal found 4/22$523
This United Airlines deal was found by Cheapflights users on 4/22. 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 11/1111:50 amDUB - SJU
2 stops16h 46mUnited Airlines
Deal found 4/22$530
This KLM deal was found by Cheapflights users on 4/22. 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.
Mon 11/32:10 pmSJU - DUB
1 stop14h 35mKLM
Sun 11/1610:45 amDUB - SJU
1 stop17h 05mKLM
Deal found 4/22$560
This JetBlue deal was found by Cheapflights users on 4/22. 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.
Mon 9/2211:30 amSJU - DUB
1 stop15h 50mJetBlue
Tue 9/3011:30 amDUB - SJU
1 stop14h 48mJetBlue
Deal found 4/22$604
This FlightHub deal was found by Cheapflights users on 4/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/181:59 amSJU - DUB
1 stop22h 16mAer Lingus
Sat 11/294:45 pmDUB - SJU
1 stop15h 35mAer Lingus
Deal found 4/23$764
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Wed 11/199:35 amSJU - DUB
2 stops15h 10mAmerican Airlines
Sat 11/2911:30 amDUB - SJU
2 stops18h 40mAmerican Airlines
Deal found 4/23$836
This Air Canada deal was found by Cheapflights users on 4/22. 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.
Thu 11/132:05 amSJU - DUB
2 stops25h 05mAir Canada
Wed 11/269:00 amDUB - SJU
2 stops32h 17mAir Canada
Deal found 4/22$860
This KAYAK deal was found by Cheapflights users on 4/21. 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 12/266:15 amSJU - DUB
2 stops24h 00mIcelandair
Sat 1/311:30 amDUB - SJU
2 stops19h 47mIcelandair
Deal found 4/21$1,094
This TAP AIR PORTUGAL deal was found by Cheapflights users on 4/22. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/197:10 amSJU - DUB
2 stops36h 10mTAP AIR PORTUGAL
Fri 11/284:25 amDUB - SJU
2 stops26h 52mTAP AIR PORTUGAL
Deal found 4/22$1,601

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 April 24, 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

Mon 9/22

11:30 am-8:20 am

1 stop15h 50m

Dublin

Tue 9/30

11:30 am-9:18 pm

1 stop14h 48m

$604

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Sun 7/27

7:45 am-9:45 am

1 stop21h 00m

Dublin

Thu 8/7

9:20 am-1:45 pm

2 stops33h 25m

$621

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Sun 7/27

5:55 pm-8:45 am

1 stop33h 50m

Dublin

Tue 8/5

3:00 pm-12:17 pm

1 stop26h 17m

$633

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Sun 7/27

1:25 pm-10:45 am

1 stop16h 20m

Dublin

Fri 8/8

12:00 pm-11:46 pm

2 stops16h 46m

$637

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Sat 7/26

1:05 am-7:45 am

2 stops25h 40m

Dublin

Sat 8/9

9:20 am-11:54 pm

2 stops43h 34m

$894

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Tue 7/29

3:25 am-4:25 am

1 stop20h 00m

Dublin

Wed 8/13

4:45 pm-1:31 am

1 stop13h 46m

$906

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Tue 9/2

6:05 am-11:05 am

2 stops24h 00m

Dublin

Sat 9/6

2:15 pm-12:04 pm

2 stops26h 49m

$1,206

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Tue 9/2

4:50 pm-12:10 pm

1 stop14h 20m

Dublin

Sat 9/6

6:30 am-8:10 pm

2 stops18h 40m

$1,218

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Sun 5/18

9:30 pm-10:15 am

2 stops31h 45m

$376

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Tue 10/14

7:30 am-8:45 am

1 stop20h 15m

$406

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

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 $1,006). 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 April 24, 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.

Rainfall in Ireland by month

Plan your trip to Ireland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ireland ranges from 1.9 - 3.1 inches per month. October is typically the wettest month, when rainfall can reach 3.1 in. February is typically the driest time to visit Ireland when rainfall is around 1.9 in.

Temperature in Ireland by month

Plan your trip to Ireland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ireland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 April 24, 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 compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

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
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

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
1,333 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

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
8,685 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

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
2,924 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

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
7,920 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

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?

    $406 is the cheapest one-way deal found within the past few days, from KLM. You may also be able to find cheap deals on JetBlue and American Airlines, with prices starting from $520 and $643, 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 $1,006). 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 Puerto Rico to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Puerto Rico to Ireland

Discover the top 4 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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$397Average$546FlexibilityNo cancel feeOn-time75%
DeltaCheapest$437Average$990FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$449Average$900FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$556Average$750FlexibilityNo cancel feeOn-time62%

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