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.

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).

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

April is one of the best times of the year to fly to Puerto Rico from Ireland. Prices for April average £618 per person but you can even find prices for as low as £414. The most expensive prices can be found in the month of October. Opting for a April 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.

£511+ Flights from Ireland to Puerto Rico

Cheap flight deals from Ireland to Puerto Rico

Round-trip from	£511
Popular in	October
Cheapest in	April
Average price	£748

JetBlue
12/9-16/9
2 total stops
28h 09m total
Ireland to Puerto Rico

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (£42 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 July 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 11 July 2025.

Fri 12/911:30DUB - SJU

1 stop14h 54mJetBlue

Tue 16/914:05SJU - DUB

1 stop13h 15mJetBlue

Deal found 9/7£511

Fri 12/909:10DUB - SJU

2 stops19h 37mMultiple Airlines

Tue 16/913:32SJU - DUB

1 stop14h 43mMultiple Airlines

Deal found 9/7£569

Mon 25/805:55DUB - SJU

2 stops22h 56mDelta

Sun 7/917:46SJU - DUB

1 stop33h 59mDelta

Deal found 11/7£572

Mon 25/809:20DUB - SJU

2 stops32h 14mUnited Airlines

Mon 1/907:00SJU - DUB

2 stops21h 45mUnited Airlines

Deal found 10/7£709

Thu 10/720:45DUB - SJU

2 stops32h 14mKLM

Wed 13/813:16SJU - DUB

1 stop16h 29mKLM

Deal found 10/7£940

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 11 July 2025.

Fri 12/911:30DUB - SJU

1 stop14h 54mJetBlue

Tue 16/914:05SJU - DUB

1 stop13h 15mJetBlue

Deal found 9/7£511

Fri 12/909:10DUB - SJU

2 stops19h 37mMultiple Airlines

Tue 16/913:32SJU - DUB

1 stop14h 43mMultiple Airlines

Deal found 9/7£569

Mon 25/805:55DUB - SJU

2 stops22h 56mDelta

Sun 7/917:46SJU - DUB

1 stop33h 59mDelta

Deal found 11/7£572

Mon 25/809:20DUB - SJU

2 stops32h 14mUnited Airlines

Mon 1/907:00SJU - DUB

2 stops21h 45mUnited Airlines

Deal found 10/7£709

Fri 2/110:00DUB - SJU

2 stops17h 40mBritish Airways

Mon 5/114:45SJU - DUB

2 stops16h 30mBritish Airways

Deal found 10/7£799

Thu 1/104:25DUB - SJU

2 stops26h 52mTAP AIR PORTUGAL

Fri 16/107:00SJU - DUB

2 stops23h 20mTAP AIR PORTUGAL

Deal found 10/7£1,252

Last-minute flights from Ireland to Puerto Rico
Discover last-minute flight deals from Ireland to Puerto Rico. Data last updated 11 July 2025 and is based on user searches.

Thu 10/720:45DUB - SJU

2 stops32h 14mKLM

Wed 13/813:16SJU - DUB

1 stop16h 29mKLM

Deal found 10/7£940

Mon 14/709:30DUB - SJU

1 stop18h 20mMultiple Airlines

Sat 19/703:05SJU - DUB

1 stop20h 20mMultiple Airlines

Deal found 10/7£912

Mon 25/811:30DUB - SJU

1 stop13h 34mJetBlue

Sun 7/913:00SJU - DUB

1 stop15h 00mJetBlue

Deal found 9/7£511

Mon 25/805:55DUB - SJU

2 stops22h 56mDelta

Sun 7/917:46SJU - DUB

1 stop33h 59mDelta

Deal found 11/7£572

Mon 25/809:20DUB - SJU

2 stops32h 14mUnited Airlines

Mon 1/907:00SJU - DUB

2 stops21h 45mUnited Airlines

Deal found 10/7£709

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 12/9

11:30-21:24

1 stop14h 54m

San Juan Luis Munoz Marin Intl

Tue 16/9

14:05-08:20

1 stop13h 15m

£511

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 12/9

09:10-23:47

2 stops19h 37m

San Juan Luis Munoz Marin Intl

Tue 16/9

13:32-09:15

1 stop14h 43m

£569

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Mon 25/8

05:55-23:51

2 stops22h 56m

San Juan Luis Munoz Marin Intl

Sun 7/9

17:46-08:45

1 stop33h 59m

£572

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Mon 25/8

09:20-12:34

2 stops32h 14m

San Juan Luis Munoz Marin Intl

Mon 1/9

07:00-09:45

2 stops21h 45m

£709

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 2/1

10:00-23:40

2 stops17h 40m

San Juan Luis Munoz Marin Intl

Mon 5/1

14:45-11:15

2 stops16h 30m

£799

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 1/1

04:25-03:17

2 stops26h 52m

San Juan Luis Munoz Marin Intl

Fri 16/1

07:00-10:20

2 stops23h 20m

£1,252

Flights are sorted by cheapest return flights first.

Deals found on 9/7

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.

Reviews of airlines servicing Puerto Rico

See what other customers who have flown with Delta, United Airlines, andJetBlue from Ireland to Puerto Rico have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

7,951 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

7,951 reviews

Delta

8.0

Very Good

7,951 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

8,848 reviews

Delta

8.0

Very Good

7,951 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

2,913 reviews

Delta

8.0

Very Good

7,951 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Rona,Feb 2024

MSP - DEN

It was a good experience other than a short delay.

TAP AIR PORTUGAL

7.1

Good

1,915 reviews

Delta

8.0

Very Good

7,951 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Rona,Feb 2024

MSP - DEN

It was a good experience other than a short delay.

British Airways

6.6

Okay

7,109 reviews

Delta

8.0

Very Good

7,951 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 Bridgetown flights

Heathrow to Montego Bay flights

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Heathrow to Kingston flights

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Heathrow to George Town flights

Stansted to Montego Bay flights

Gatwick to Havana flights

Luton to Montego Bay flights

London City to Castries flights

Heathrow to Oranjestad flights

Manchester to Punta Cana flights

Heathrow to Pointe-à-Pitre flights

Heathrow to Road Town flights

London City to Oranjestad flights

Birmingham to Bridgetown flights

Gatwick to Oranjestad flights

Stansted to Bridgetown flights

Luton to Punta Cana flights

Stansted to Kingston 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 Kingstown

Direct flights to St. George's

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 £511

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/9. 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 11 July 2025.

Round-trip 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 11 July 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 11 July 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?

Reviews of airlines servicing Puerto Rico

See what other customers who have flown with Delta, United Airlines, andJetBlue from Ireland to Puerto Rico have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

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 11 July 2025.