Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Ireland to Puerto Rico from €380

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Puerto Rico departing on 23/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Voted the Winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Ireland to Puerto Rico

Recent return flight deals from Ireland to Puerto Rico

Multiple Airlines Logo
12:55 - 21:35DUB-SJU
36h 40m1 stop
Multiple Airlines Logo
18:42 - 17:00SJU-DUB
18h 18m2 stops
€538Multiple Airlines
Find Deal
Sun, 2 Nov - Tue, 18 Nov
British Airways Logo
08:50 - 23:40DUB-SJU
18h 50m2 stops
British Airways Logo
12:50 - 09:50SJU-DUB
17h 00m2 stops
€549British Airways
Find Deal
Mon, 12 Jan - Thu, 5 Feb
British Airways Logo
11:30 - 23:40DUB-SJU
16h 10m1 stop
British Airways Logo
12:50 - 09:50SJU-DUB
17h 00m2 stops
€550British Airways
Find Deal
Mon, 12 Jan - Thu, 5 Feb
British Airways Logo
11:30 - 23:59DUB-SJU
16h 29m1 stop
British Airways Logo
12:55 - 09:50SJU-DUB
16h 55m2 stops
€553British Airways
Find Deal
Fri, 31 Oct - Thu, 13 Nov
American Airlines Logo
11:30 - 23:59DUB-SJU
16h 29m1 stop
American Airlines Logo
18:42 - 15:05SJU-DUB
16h 23m2 stops
€556American Airlines
Find Deal
Fri, 31 Oct - Fri, 7 Nov
American Airlines Logo
08:50 - 23:53DUB-SJU
19h 03m2 stops
American Airlines Logo
06:25 - 08:40SJU-DUB
22h 15m1 stop
€562American Airlines
Find Deal
Fri, 5 Dec - Mon, 8 Dec
KLM Logo
08:50 - 00:03DUB-SJU
19h 13m2 stops
KLM Logo
13:57 - 07:45SJU-DUB
13h 48m1 stop
€566KLM
Find Deal
Fri, 5 Dec - Mon, 8 Dec
Delta Logo
10:45 - 00:03DUB-SJU
17h 18m1 stop
Delta Logo
07:00 - 07:45SJU-DUB
20h 45m1 stop
€568Delta
Find Deal
Fri, 5 Dec - Mon, 8 Dec
Delta Logo
05:55 - 00:03DUB-SJU
22h 08m2 stops
Delta Logo
07:00 - 07:45SJU-DUB
20h 45m1 stop
€616Delta
Find Deal
Fri, 5 Dec - Mon, 8 Dec
Air France Logo
08:45 - 00:03DUB-SJU
19h 18m2 stops
Air France Logo
14:10 - 15:45SJU-DUB
21h 35m2 stops
€666Air France
Find Deal
Fri, 5 Dec - Mon, 8 Dec

British Airways flights from Ireland to Puerto Rico

Our best British Airways deals on Ireland to Puerto Rico flight tickets
British Airways
12 Jan
DUB08:50Dublin
18h 50m
2 stops
SJU23:40San Juan Luis Munoz Marin Intl
5 Feb
SJU12:50San Juan Luis Munoz Marin Intl
17h 00m
2 stops
DUB09:50Dublin
€549
Find similar
British Airways
12 Jan
DUB11:30Dublin
16h 10m
1 stop
SJU23:40San Juan Luis Munoz Marin Intl
5 Feb
SJU12:50San Juan Luis Munoz Marin Intl
17h 00m
2 stops
DUB09:50Dublin
€550
Find similar
British Airways
31 Oct
DUB11:30Dublin
16h 29m
1 stop
SJU23:59San Juan Luis Munoz Marin Intl
13 Nov
SJU12:55San Juan Luis Munoz Marin Intl
16h 55m
2 stops
DUB09:50Dublin
€553
Find similar

American Airlines flights from Ireland to Puerto Rico

Our best American Airlines deals on Ireland to Puerto Rico flight tickets
American Airlines
31 Oct
DUB11:30Dublin
16h 29m
1 stop
SJU23:59San Juan Luis Munoz Marin Intl
7 Nov
SJU18:42San Juan Luis Munoz Marin Intl
16h 23m
2 stops
DUB15:05Dublin
€556
Find similar
American Airlines
5 Dec
DUB08:50Dublin
19h 03m
2 stops
SJU23:53San Juan Luis Munoz Marin Intl
8 Dec
SJU06:25San Juan Luis Munoz Marin Intl
22h 15m
1 stop
DUB08:40Dublin
€562
Find similar
American Airlines
26 Oct
DUB11:30Dublin
32h 24m
2 stops
SJU15:54San Juan Luis Munoz Marin Intl
8 Nov
SJU15:56San Juan Luis Munoz Marin Intl
35h 14m
1 stop
DUB07:10Dublin
€583
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Ireland 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, momondo users made 13,528 searches. Data last updated 18 September 2025.
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

Sun 2/11

12:55-21:35

1 stop36h 40m

San Juan Luis Munoz Marin Intl

Tue 18/11

18:42-17:00

2 stops18h 18m

€538

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Mon 12/1

08:50-23:40

2 stops18h 50m

San Juan Luis Munoz Marin Intl

Thu 5/2

12:50-09:50

2 stops17h 00m

€549

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Mon 12/1

11:30-23:40

1 stop16h 10m

San Juan Luis Munoz Marin Intl

Thu 5/2

12:50-09:50

2 stops17h 00m

€550

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 31/10

11:30-23:59

1 stop16h 29m

San Juan Luis Munoz Marin Intl

Thu 13/11

12:55-09:50

2 stops16h 55m

€553

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 31/10

11:30-23:59

1 stop16h 29m

San Juan Luis Munoz Marin Intl

Fri 7/11

18:42-15:05

2 stops16h 23m

€556

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 5/12

08:50-23:53

2 stops19h 03m

San Juan Luis Munoz Marin Intl

Mon 8/12

06:25-08:40

1 stop22h 15m

€562

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 5/12

08:50-00:03

2 stops19h 13m

San Juan Luis Munoz Marin Intl

Mon 8/12

13:57-07:45

1 stop13h 48m

€566

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 5/12

10:45-00:03

1 stop17h 18m

San Juan Luis Munoz Marin Intl

Mon 8/12

07:00-07:45

1 stop20h 45m

€568

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 5/12

05:55-00:03

2 stops22h 08m

San Juan Luis Munoz Marin Intl

Mon 8/12

07:00-07:45

1 stop20h 45m

€616

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 5/12

08:45-00:03

2 stops19h 18m

San Juan Luis Munoz Marin Intl

Mon 8/12

14:10-15:45

2 stops21h 35m

€666

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Puerto Rico from

How to get the cheapest flight ticket from Ireland to Puerto Rico

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Puerto Rico?

The month of May is, on average, the cheapest month to fly to Puerto Rico from Ireland, with most prices found around €527. If you don’t want to visit Puerto Rico in May, then you should wait until June to fly from Ireland, when ticket prices are also cheap, with an average price of €549.

What is the cheapest day to depart on your flight to Puerto Rico?

The cheapest day to depart from Ireland to Puerto Rico is on a Monday. Travellers who choose to depart for Puerto Rico on a Monday will often find tickets for as low as €703. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Puerto Rico on Saturday is €880.

What is the cheapest time of day to depart on your flight to Puerto Rico?

Our most recent data shows that the best time of day to fly to Puerto Rico is in the morning. Flights from Ireland to Puerto Rico during this time can be as low as €812. At midday is when there is more demand to fly to Puerto Rico, so prices are often more expensive at around €894 per ticket.

Cheap Ireland to Puerto Rico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Puerto Rico

Direct flights

None
There are no direct flights from Ireland to Puerto Rico. There are no popular flight routes from Ireland to Puerto Rico.
Search flight deals

  • When did momondo last update prices for flights from Ireland to Puerto Rico?

    Prices for flights from Ireland to Puerto Rico refresh daily.

  • How many operators does momondo search for flights from Ireland to Puerto Rico?

  • How old do you have to be to fly from Ireland to Puerto Rico?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ireland to Puerto Rico.

  • What documentation or ID do you need to fly to Puerto Rico?

    The necessary travel and health documents for your Puerto Rico trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Ireland to Puerto Rico

Compare and see reviews for airlines that fly from Ireland to Puerto Rico with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom €526Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to Puerto Rico?

Finding the right flight to Puerto Rico from Ireland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Puerto Rico quick and easy, saving you time and money.

Can I find flights from Ireland to Puerto Rico with flexible booking policies on momondo?

All flight searches from Ireland to Puerto Rico on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ireland to Puerto Rico?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ireland to Puerto Rico.

I’m not ready to book a flight from Ireland to Puerto Rico right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ireland to Puerto Rico flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Puerto Rico trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 18/10
Sat 25/10
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Puerto Rico

Popular Cities in Puerto Rico

Popular flights according to clicks in the last 7 days on momondo
Flights to San Juanfrom €535