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Ireland

$369+ 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 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — DUB
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Round-trip from

$439
(Finnair)

One-way from

$369
(British Airways)

Popular in

April

Cheapest in

November

Average price

$797
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. 4% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 1, 2025.

This Finnair deal was found by Cheapflights users on 4/30. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/284:05 pmSJU - DUB
1 stop12h 35mMultiple Airlines
Tue 11/42:05 pmDUB - SJU
1 stop19h 00mMultiple Airlines
Deal found 4/30$439
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Wed 11/195:50 pmSJU - DUB
1 stop12h 15mUnited Airlines
Fri 11/2811:50 amDUB - SJU
1 stop29h 27mUnited Airlines
Deal found 4/30$510
This KLM deal was found by Cheapflights users on 4/30. 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.
Wed 11/192:26 pmSJU - DUB
1 stop14h 19mKLM
Fri 11/288:50 amDUB - SJU
2 stops19h 00mKLM
Deal found 4/30$522
This Delta deal was found by Cheapflights users on 4/30. 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.
Wed 11/196:20 pmSJU - DUB
2 stops17h 20mDelta
Wed 11/2611:30 amDUB - SJU
2 stops16h 20mDelta
Deal found 4/30$529
This JetBlue deal was found by Cheapflights users on 4/30. 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.
Mon 9/2211:30 amSJU - DUB
1 stop15h 50mJetBlue
Tue 9/3011:30 amDUB - SJU
1 stop14h 48mJetBlue
Deal found 4/30$604
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/161:55 pmSJU - DUB
2 stops16h 45mAmerican Airlines
Tue 9/239:30 amDUB - SJU
2 stops15h 40mAmerican Airlines
Deal found 4/30$647
This KAYAK deal was found by Cheapflights users on 4/30. 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 10/243:15 amSJU - DUB
1 stop20h 10mAer Lingus
Sun 11/24:45 pmDUB - SJU
1 stop14h 00mAer Lingus
Deal found 4/30$749
This Air Canada deal was found by Cheapflights users on 4/30. 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.
Thu 11/132:05 amSJU - DUB
2 stops25h 05mAir Canada
Wed 11/269:00 amDUB - SJU
2 stops31h 49mAir Canada
Deal found 4/30$820
This Icelandair deal was found by Cheapflights users on 4/30. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/211:55 pmSJU - DUB
2 stops16h 20mIcelandair
Thu 11/2711:30 amDUB - SJU
2 stops19h 47mIcelandair
Deal found 4/30$994
This TAP AIR PORTUGAL deal was found by Cheapflights users on 4/30. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/216:15 amSJU - DUB
2 stops37h 05mTAP AIR PORTUGAL
Mon 12/15:00 pmDUB - SJU
2 stops58h 51mTAP AIR PORTUGAL
Deal found 4/30$1,033
This Turkish Airlines deal was found by Cheapflights users on 4/30. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/303:33 amSJU - DUB
2 stops28h 02mTurkish Airlines
Tue 6/310:35 amDUB - SJU
2 stops27h 39mTurkish Airlines
Deal found 4/30$1,358

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 May 1, 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

4:05 pm-8:40 am

1 stop12h 35m

Dublin

Tue 11/4

2:05 pm-5:05 am

1 stop19h 00m

$439

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Mon 10/27

1:05 am-6:10 am

2 stops25h 05m

Dublin

Tue 11/11

11:50 am-12:36 am

2 stops16h 46m

$530

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Sat 10/25

1:10 pm-9:45 am

1 stop15h 35m

Dublin

Sun 11/2

10:45 am-11:34 pm

1 stop16h 49m

$579

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Tue 7/29

7:30 am-8:45 am

1 stop20h 15m

Dublin

Tue 8/12

1:15 pm-11:46 pm

1 stop15h 31m

$588

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

Tue 9/16

1:55 pm-11:40 am

2 stops16h 45m

Dublin

Tue 9/23

9:30 am-8:10 pm

2 stops15h 40m

$647

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Fri 10/24

3:15 am-4:25 am

1 stop20h 10m

Dublin

Sun 11/2

4:45 pm-2:45 am

1 stop14h 00m

$749

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Mon 7/28

1:05 am-8:15 am

2 stops26h 10m

Dublin

Tue 8/12

9:20 am-11:57 pm

2 stops19h 37m

$1,133

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Sat 5/31

1:57 pm-12:05 am

2 stops29h 08m

Dublin

Tue 6/3

6:50 pm-1:46 am

2 stops35h 56m

$1,328

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Fri 5/30

3:33 am-12:35 pm

2 stops28h 02m

Dublin

Tue 6/3

10:35 am-9:14 am

2 stops27h 39m

$1,358

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 15 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 $981). 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 May 1, 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 May 1, 2025.
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

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
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

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
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

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
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

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
7,934 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

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
Turkish Airlines
7.3
Good
3,790 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

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?

    $369 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on United Airlines and JetBlue, with prices starting from $386 and $520, 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 $981). 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$397Average$546FlexibilityNo cancel feeOn-time75%
DeltaCheapest$397Average$990FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$449Average$900FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$556Average$770FlexibilityNo cancel feeOn-time62%

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