Find flights
When to book
FAQs

Cheap flights from Dublin to Puerto Rico from £291

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 15/4. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SJU
17 Mar — 24 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Dublin to Puerto Rico

Enter your travel dates to find the best prices.

Cheapest flights from Dublin to Puerto Rico
Explore the most affordable flight options available from Dublin to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 February 2026.

Mon 4/509:30
DUB
-
SJU
1 stop18h 32m
Finnair
Mon 11/506:45
SJU
-
DUB
1 stop22h 00m
Finnair
Deal found 11/2£430
Thu 30/409:30
DUB
-
SJU
1 stop18h 32m
Finnair
Sat 9/506:45
SJU
-
DUB
2 stops24h 05m
Finnair
Deal found 11/2£469
Tue 31/309:30
DUB
-
SJU
1 stop18h 01m
Finnair
Tue 7/406:45
SJU
-
DUB
1 stop22h 00m
Finnair
Deal found 14/2£485
Thu 26/210:45
DUB
-
SJU
1 stop17h 11m
KLM
Mon 2/314:24
SJU
-
DUB
1 stop14h 56m
KLM
Deal found 13/2£486
Fri 20/211:30
DUB
-
SJU
1 stop16h 10m
British Airways
Thu 5/316:40
SJU
-
DUB
2 stops18h 10m
British Airways
Deal found 13/2£501
Wed 8/411:10
DUB
-
SJU
2 stops17h 49m
KLM
Fri 24/413:00
SJU
-
DUB
1 stop14h 45m
KLM
Deal found 13/2£523
Thu 19/211:30
DUB
-
SJU
1 stop16h 10m
British Airways
Wed 4/312:46
SJU
-
DUB
2 stops16h 54m
British Airways
Deal found 11/2£525
Mon 4/512:40
DUB
-
SJU
1 stop14h 25m
British Airways
Mon 11/513:25
SJU
-
DUB
2 stops17h 35m
British Airways
Deal found 11/2£534
Wed 1/411:00
DUB
-
SJU
1 stop14h 18m
KLM
Mon 6/413:14
SJU
-
DUB
2 stops18h 26m
KLM
Deal found 14/2£538
Fri 27/209:45
DUB
-
SJU
2 stops18h 13m
Delta
Tue 3/306:15
SJU
-
DUB
2 stops22h 30m
Delta
Deal found 11/2£540
Mon 23/205:55
DUB
-
SJU
2 stops22h 04m
Delta
Sun 8/307:30
SJU
-
DUB
2 stops21h 50m
Delta
Deal found 14/2£548
Thu 19/208:50
DUB
-
SJU
2 stops19h 06m
Delta
Wed 4/307:30
SJU
-
DUB
2 stops21h 15m
Delta
Deal found 11/2£550

Find flight deals from Dublin to Puerto Rico

Keep the following information in mind while searching for Dublin to Puerto Rico flight deals. Data was last updated 15 February 2026.

Round-trip from

£430

One-way from

£291

Popular in

December

Cheapest in

June

Average price

£619
Finnair
  • Finnair
  • 4/5-11/5
  • 2 total stops
  • 40h 32m total
  • Dublin to Puerto Rico
Search Deals
15/4
  • 15/4
  • 2 total stops
  • 32h 20m total
  • Dublin to Puerto Rico
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£41 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Dublin to Puerto Rico 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 858,174 searches. Data last updated 15 February 2026.
Use the filters below to find and compare flights from Dublin to Puerto Rico that are best for you.

Fly from

Dublin

Fly to

Puerto Rico

Route

Depart

Return

Price

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Tue 31/3

09:30-22:31

1 stop18h 01m

San Juan Luis Munoz Marin Intl

Tue 7/4

06:45-09:45

1 stop22h 00m

£485

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 26/2

10:45-23:56

1 stop17h 11m

San Juan Luis Munoz Marin Intl

Mon 2/3

14:24-09:20

1 stop14h 56m

£486

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 8/4

11:10-23:59

2 stops17h 49m

San Juan Luis Munoz Marin Intl

Fri 24/4

13:00-08:45

1 stop14h 45m

£523

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 1/4

11:00-20:18

1 stop14h 18m

San Juan Luis Munoz Marin Intl

Mon 6/4

13:14-12:40

2 stops18h 26m

£538

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sun 1/3

08:50-23:59

2 stops19h 09m

San Juan Luis Munoz Marin Intl

Mon 16/3

17:10-12:40

2 stops15h 30m

£600

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sun 29/3

08:35-22:58

2 stops19h 23m

San Juan Luis Munoz Marin Intl

Sun 5/4

05:00-06:30

1 stop20h 30m

£605

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sun 29/3

16:45-09:01

1 stop21h 16m

San Juan Luis Munoz Marin Intl

Sun 5/4

20:20-08:25

1 stop31h 05m

£627

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sun 29/3

15:00-12:04

1 stop26h 04m

San Juan Luis Munoz Marin Intl

Sun 5/4

13:14-10:45

1 stop16h 31m

£649

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Mon 2/3

10:45-23:56

1 stop17h 11m

San Juan Luis Munoz Marin Intl

Fri 6/3

16:30-07:45

1 stop35h 15m

£674

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sat 14/3

07:35-22:58

2 stops19h 23m

San Juan Luis Munoz Marin Intl

Sat 21/3

18:01-15:40

2 stops17h 39m

£690

Flights are sorted by cheapest return flights first.

Deals found on 12/2

Showing 1-10 of 16 results
1
2

Best time to book a flight from Dublin to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Dublin 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 Dublin to Puerto Rico

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

Currently, May is the cheapest month in which you can book a flight from Dublin to Puerto Rico (average of £427). Flying from Dublin to Puerto Rico in September is currently the most expensive (average of £592). 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.

Related info for your journey

Find useful and relevant information for your journey from Dublin to Puerto Rico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Dublin to Puerto Rico?

    Dublin (DUB), located 5.7 mi from the city center, is the airport you fly out of when you book flights from Dublin to Puerto Rico.

  • How long is the flight from Dublin to Puerto Rico?

    There are many flights that can get you from Dublin to Puerto Rico in 17h 11m. Fly via Finnair or KLM to get the fastest option. The distance from Dublin to Puerto Rico is about 3963 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Yes. In addition to deals on Dublin to Puerto Rico flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Dublin to Puerto Rico?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dublin to Puerto Rico.

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

    Yes. Cheapflights offers flight deals from Dublin 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 Dublin to Puerto Rico?

    Currently, May is the cheapest month in which you can book a flight from Dublin to Puerto Rico (average of £427). Flying from Dublin to Puerto Rico in September is currently the most expensive (average of £592). 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.

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 Dublin to Puerto Rico?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Puerto Rico from Dublin today with Cheapflights!

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

Cheapflights simply makes it quick and affordable to book flights from Dublin to Puerto Rico by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Need flexible booking options for your flight to Puerto Rico from Dublin? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

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.