What is the cheapest month to fly from Ireland to Puerto Rico?

May is one of the best times of the year to fly to Puerto Rico from Ireland. Prices for May average £654 per person but you can even find prices for as low as £446. The most expensive prices can be found in the month of October. Opting for a May flight can save you 27% on your journey compared to booking in October

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

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

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.

£574+ Flights from Ireland to Puerto Rico

Cheap flight deals from Ireland to Puerto Rico

Round-trip from	£482
One-way from	£370
Popular in	October
Cheapest in	May
Average price	£489

Air France
9/5-16/5
3 total stops
53h 47m total
Ireland to Puerto Rico

Search Deals

JetBlue
29/4
1 total stop
19h 14m total
Ireland to Puerto Rico

Search Deals

Highest demand for flights based on searches. 6% potential increase in price (£35 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).

Search Deals

Average for round-trip flights in April 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 18 April 2025.

Fri 9/509:10DUB - SJU

2 stops19h 32mAir France

Fri 16/518:00SJU - DUB

1 stop34h 15mAir France

Deal found 17/4£482

Thu 22/513:15DUB - SJU

1 stop15h 27mDelta

Thu 29/513:39SJU - DUB

1 stop16h 06mDelta

Deal found 17/4£492

Thu 22/513:15DUB - SJU

1 stop15h 27mKLM

Thu 29/513:12SJU - DUB

2 stops18h 23mKLM

Deal found 17/4£499

Sun 1/611:30DUB - SJU

1 stop19h 19mJetBlue

Sun 8/608:50SJU - DUB

1 stop18h 30mJetBlue

Deal found 16/4£510

Fri 9/513:25DUB - SJU

2 stops27h 06mMultiple Airlines

Thu 15/501:59SJU - DUB

2 stops21h 56mMultiple Airlines

Deal found 17/4£594

Thu 22/513:35DUB - SJU

1 stop15h 22mUnited Airlines

Wed 28/501:05SJU - DUB

2 stops25h 05mUnited Airlines

Deal found 17/4£706

Fri 9/511:05DUB - SJU

1 stop15h 25mAer Lingus

Thu 15/501:05SJU - DUB

1 stop22h 50mAer Lingus

Deal found 17/4£803

Best flights from Ireland to Puerto Rico
Discover carefully curated flight deals from Ireland to Puerto Rico that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 April 2025.

Fri 9/509:10DUB - SJU

2 stops19h 32mAir France

Fri 16/518:00SJU - DUB

1 stop34h 15mAir France

Deal found 17/4£482

Thu 22/513:15DUB - SJU

1 stop15h 27mDelta

Thu 29/513:39SJU - DUB

1 stop16h 06mDelta

Deal found 17/4£492

Thu 22/513:15DUB - SJU

1 stop15h 27mKLM

Thu 29/513:12SJU - DUB

2 stops18h 23mKLM

Deal found 17/4£499

Sun 1/611:30DUB - SJU

1 stop19h 19mJetBlue

Sun 8/608:50SJU - DUB

1 stop18h 30mJetBlue

Deal found 16/4£510

Fri 9/513:25DUB - SJU

2 stops27h 06mMultiple Airlines

Thu 15/501:59SJU - DUB

2 stops21h 56mMultiple Airlines

Deal found 17/4£594

Thu 22/513:35DUB - SJU

1 stop15h 22mUnited Airlines

Wed 28/501:05SJU - DUB

2 stops25h 05mUnited Airlines

Deal found 17/4£706

Fri 9/511:05DUB - SJU

1 stop15h 25mAer Lingus

Thu 15/501:05SJU - DUB

1 stop22h 50mAer Lingus

Deal found 17/4£803

Last-minute flights from Ireland to Puerto Rico
Discover last-minute flight deals from Ireland to Puerto Rico. Data last updated 18 April 2025 and is based on user searches.

Thu 24/411:30DUB - SJU

1 stop19h 25mJetBlue

Wed 7/513:58SJU - DUB

1 stop13h 22mJetBlue

Deal found 18/4£610

Fri 9/509:10DUB - SJU

2 stops19h 32mAir France

Fri 16/518:00SJU - DUB

1 stop34h 15mAir France

Deal found 17/4£482

Fri 9/513:25DUB - SJU

2 stops27h 06mMultiple Airlines

Thu 15/501:59SJU - DUB

2 stops21h 56mMultiple Airlines

Deal found 17/4£594

Fri 9/511:05DUB - SJU

1 stop15h 25mAer Lingus

Thu 15/501:05SJU - DUB

1 stop22h 50mAer Lingus

Deal found 17/4£803

Thu 22/513:15DUB - SJU

1 stop15h 27mDelta

Thu 29/513:39SJU - DUB

1 stop16h 06mDelta

Deal found 17/4£492

Thu 22/513:15DUB - SJU

1 stop15h 27mKLM

Thu 29/513:12SJU - DUB

2 stops18h 23mKLM

Deal found 17/4£499

Thu 22/513:35DUB - SJU

1 stop15h 22mUnited Airlines

Wed 28/501:05SJU - DUB

2 stops25h 05mUnited Airlines

Deal found 17/4£706

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ireland to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 9/5

09:10-23:42

2 stops19h 32m

San Juan Luis Munoz Marin Intl

Fri 16/5

18:00-09:15

1 stop34h 15m

£482

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 22/5

13:15-23:42

1 stop15h 27m

San Juan Luis Munoz Marin Intl

Thu 29/5

13:39-10:45

1 stop16h 06m

£492

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 22/5

13:15-23:42

1 stop15h 27m

San Juan Luis Munoz Marin Intl

Thu 29/5

13:12-12:35

2 stops18h 23m

£499

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sun 1/6

11:30-21:27

1 stop14h 57m

San Juan Luis Munoz Marin Intl

Sun 8/6

08:50-08:20

1 stop18h 30m

£510

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 9/5

13:25-11:31

2 stops27h 06m

San Juan Luis Munoz Marin Intl

Thu 15/5

01:59-04:55

2 stops21h 56m

£594

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 22/5

13:35-23:57

1 stop15h 22m

San Juan Luis Munoz Marin Intl

Wed 28/5

01:05-07:10

2 stops25h 05m

£706

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 9/5

11:05-21:30

1 stop15h 25m

San Juan Luis Munoz Marin Intl

Thu 15/5

01:05-04:55

1 stop22h 50m

£803

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Tue 29/4

10:40-00:54

1 stop19h 14m

£370

Flights are sorted by cheapest return flights first.

Deals found on 17/4

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.

Rainfall in Puerto Rico by month

In terms of precipitation, rainfall in Puerto Rico ranges from 55.0 - 156.0 inches per month. November is typically the wettest month, when rainfall can reach 156.0 mm. March is typically the driest time to visit Puerto Rico when rainfall is around 55.0 mm.

Temperature in Puerto Rico by month

If weather is an important factor for your trip to Puerto Rico, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 25.0 C).

Reviews of airlines servicing Puerto Rico

Delta

8.0

Very Good

7,917 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Rona,Feb 2024

MSP - DEN

It was a good experience other than a short delay.

Delta

8.0

Very Good

7,917 reviews

Delta

8.0

Very Good

7,917 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Rona,Feb 2024

MSP - DEN

It was a good experience other than a short delay.

KLM

7.8

Good

1,329 reviews

Delta

8.0

Very Good

7,917 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Rona,Feb 2024

MSP - DEN

It was a good experience other than a short delay.

Air France

7.5

Good

1,435 reviews

Delta

8.0

Very Good

7,917 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Rona,Feb 2024

MSP - DEN

It was a good experience other than a short delay.

United Airlines

7.4

Good

8,667 reviews

Delta

8.0

Very Good

7,917 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Rona,Feb 2024

MSP - DEN

It was a good experience other than a short delay.

JetBlue

7.3

Good

2,928 reviews

Delta

8.0

Very Good

7,917 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Rona,Feb 2024

MSP - DEN

It was a good experience other than a short delay.

Related info for your journey

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

Alternative routes for Ireland to Puerto Rico

Heathrow to Montego Bay flights

Heathrow to Bridgetown flights

Heathrow to Kingston flights

Heathrow to Punta Cana flights

Gatwick to Kingston flights

Gatwick to Bridgetown flights

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London City to Kingston flights

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Heathrow to Castries flights

Heathrow to Pointe-à-Pitre flights

Heathrow to St. George's flights

Gatwick to Luis Munoz Marin Intl flights

Gatwick to St. George's flights

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Manchester to Bridgetown flights

Heathrow to St. John's flights

Gatwick to Santo Domingo flights

Heathrow to Port of Spain flights

Gatwick to Nassau flights

Stansted to Montego Bay flights

Stansted to Punta Cana flights

Luton to Montego Bay flights

London City to Bridgetown flights

Heathrow to Roseau flights

Gatwick to Castries flights

Heathrow to Kingstown flights

Gatwick to St. John's flights

London City to Luis Munoz Marin Intl flights

Heathrow to George Town flights

London City to Castries flights

Luton to Punta Cana flights

Gatwick to Roseau flights

Gatwick to Basseterre flights

Gatwick to Havana flights

Charles de Gaulle to Pointe-à-Pitre flights

Stansted to Kingston flights

Heathrow to Castries flights

Manchester to Montego Bay flights

Heathrow to Simpson Bay flights

Heathrow to Oranjestad flights

Gatwick to Port of Spain flights

Gatwick to Castries flights

Stansted to Bridgetown flights

Gatwick to Simpson Bay flights

Direct flights to

Direct flights to Montego Bay

Direct flights to Bridgetown

Direct flights to Kingston

Direct flights to Punta Cana

Direct flights to Port of Spain

Direct flights to St. John's

Direct flights to St. George's

Direct flights to Kingstown

Direct flights to Nassau

Direct flights to Castries

Direct flights to George Town

Direct flights to Providenciales

Direct flights to Basseterre

Direct flights to Oranjestad

Direct flights to Scarborough

Fly with Cheapflights

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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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.

Cheap flights from Ireland to Puerto Rico from £370

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 29/4. Fares are subject to change and may not be available on all flights or dates of travel.

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 18 April 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ireland to Puerto Rico

Cheapest flights from Ireland to Puerto RicoExplore 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 18 April 2025.

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 18 April 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ireland to Puerto Rico that are best for you.

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.

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?

Rainfall in Puerto Rico by month

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

Temperature in Puerto Rico by month

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

Reviews of airlines servicing Puerto Rico

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.

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

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

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

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

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 Ireland to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.

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?

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

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

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

100% Free

Book with Flexibility

Travel Smart

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 18 April 2025.