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Cheap flights from Ireland to Puerto Rico from £516

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Puerto Rico departing on 3/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ireland to Puerto Rico

Recent return flight deals from Ireland to Puerto Rico

JetBlue Logo
11:30 - 00:47DUB-SJU
18h 17m1 stop
JetBlue Logo
13:00 - 09:00SJU-DUB
15h 00m1 stop
£516JetBlue
Find Deal
Fri, 3 Oct - Sun, 12 Oct
JetBlue Logo
11:30 - 21:24DUB-SJU
14h 54m1 stop
JetBlue Logo
13:25 - 08:20SJU-DUB
13h 55m1 stop
£517JetBlue
Find Deal
Mon, 15 Sep - Sat, 27 Sep
Logo
09:10 - 23:56DUB-SJU
19h 46m2 stops
Logo
14:26 - 08:45SJU-DUB
14h 19m1 stop
£555
Find Deal
Wed, 15 Oct - Sat, 15 Nov
Delta Logo
13:15 - 23:56DUB-SJU
15h 41m1 stop
Delta Logo
07:00 - 08:45SJU-DUB
21h 45m1 stop
£555Delta
Find Deal
Wed, 15 Oct - Sat, 15 Nov
American Airlines Logo
09:30 - 22:10DUB-SJU
17h 40m2 stops
American Airlines Logo
16:44 - 12:45SJU-DUB
16h 01m2 stops
£561American Airlines
Find Deal
Wed, 15 Oct - Sat, 15 Nov
JetBlue Logo
11:30 - 21:24DUB-SJU
14h 54m1 stop
JetBlue Logo
14:25 - 08:20SJU-DUB
12h 55m1 stop
£569JetBlue
Find Deal
Fri, 12 Sep - Tue, 16 Sep
Delta Logo
05:55 - 23:47DUB-SJU
22h 52m2 stops
Delta Logo
07:00 - 09:15SJU-DUB
21h 15m1 stop
£571Delta
Find Deal
Thu, 18 Sep - Sat, 27 Sep
Logo
09:10 - 23:47DUB-SJU
19h 37m2 stops
Logo
14:26 - 08:45SJU-DUB
13h 19m1 stop
£576
Find Deal
Thu, 18 Sep - Sun, 28 Sep
KLM Logo
13:15 - 23:47DUB-SJU
15h 32m1 stop
KLM Logo
13:32 - 12:35SJU-DUB
18h 03m2 stops
£577KLM
Find Deal
Thu, 18 Sep - Thu, 25 Sep
KLM Logo
12:00 - 23:51DUB-SJU
16h 51m2 stops
KLM Logo
13:23 - 10:45SJU-DUB
16h 22m1 stop
£589KLM
Find Deal
Sun, 31 Aug - Sun, 7 Sep

Delta flights from Ireland to Puerto Rico

Our best Delta deals on Ireland to Puerto Rico flight tickets
Delta
15 Oct
DUB13:15Dublin
15h 41m
1 stop
SJU23:56San Juan Luis Munoz Marin Intl
15 Nov
SJU07:00San Juan Luis Munoz Marin Intl
21h 45m
1 stop
DUB08:45Dublin
£555
Find similar
Delta
18 Sept
DUB05:55Dublin
22h 52m
2 stops
SJU23:47San Juan Luis Munoz Marin Intl
27 Sept
SJU07:00San Juan Luis Munoz Marin Intl
21h 15m
1 stop
DUB09:15Dublin
£571
Find similar
Delta
30 Sept
DUB08:55Dublin
19h 52m
2 stops
SJU23:47San Juan Luis Munoz Marin Intl
16 Oct
SJU07:18San Juan Luis Munoz Marin Intl
19h 57m
2 stops
DUB08:15Dublin
£576
Find similar

United Airlines flights from Ireland to Puerto Rico

Our best United Airlines deals on Ireland to Puerto Rico flight tickets
United Airlines
15 Oct
DUB13:35Dublin
15h 22m
1 stop
SJU23:57San Juan Luis Munoz Marin Intl
14 Nov
SJU02:05San Juan Luis Munoz Marin Intl
26h 05m
2 stops
DUB08:10Dublin
£657
Find similar
United Airlines
15 Oct
DUB13:35Dublin
15h 22m
1 stop
SJU23:57San Juan Luis Munoz Marin Intl
14 Nov
SJU02:05San Juan Luis Munoz Marin Intl
27h 50m
1 stop
DUB09:55Dublin
£662
Find similar
United Airlines
29 Oct
DUB08:00Dublin
34h 40m
2 stops
SJU14:40San Juan Luis Munoz Marin Intl
12 Nov
SJU14:20San Juan Luis Munoz Marin Intl
13h 10m
1 stop
DUB07:30Dublin
£687
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 279,928 searches. Data last updated 6 August 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

Fri 3/10

11:30-00:47

1 stop18h 17m

San Juan Luis Munoz Marin Intl

Sun 12/10

13:00-09:00

1 stop15h 00m

£516

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Mon 15/9

11:30-21:24

1 stop14h 54m

San Juan Luis Munoz Marin Intl

Sat 27/9

13:25-08:20

1 stop13h 55m

£517

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 15/10

09:10-23:56

2 stops19h 46m

San Juan Luis Munoz Marin Intl

Sat 15/11

14:26-08:45

1 stop14h 19m

£555

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 15/10

13:15-23:56

1 stop15h 41m

San Juan Luis Munoz Marin Intl

Sat 15/11

07:00-08:45

1 stop21h 45m

£555

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 15/10

09:30-22:10

2 stops17h 40m

San Juan Luis Munoz Marin Intl

Sat 15/11

16:44-12:45

2 stops16h 01m

£561

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

14:25-08:20

1 stop12h 55m

£569

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 18/9

05:55-23:47

2 stops22h 52m

San Juan Luis Munoz Marin Intl

Sat 27/9

07:00-09:15

1 stop21h 15m

£571

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 18/9

09:10-23:47

2 stops19h 37m

San Juan Luis Munoz Marin Intl

Sun 28/9

14:26-08:45

1 stop13h 19m

£576

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 18/9

13:15-23:47

1 stop15h 32m

San Juan Luis Munoz Marin Intl

Thu 25/9

13:32-12:35

2 stops18h 03m

£577

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sun 31/8

12:00-23:51

2 stops16h 51m

San Juan Luis Munoz Marin Intl

Sun 7/9

13:23-10:45

1 stop16h 22m

£589

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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?

In general, June is the cheapest month to fly from Ireland to Puerto Rico. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £489. If you don’t want to visit Puerto Rico in June, then you should wait until April to fly from Ireland, when ticket prices are also cheap, with an average price of £493.

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

According to our data, Saturday is the cheapest day to fly to Puerto Rico from Ireland. The lowest ticket price found for a Saturday departure recently was £605. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Puerto Rico is Monday, with ticket prices averaging around £797.

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

Flying to Puerto Rico from Ireland in the morning is the least expensive time of day to depart. momondo users have found prices as low as £693 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £732 on average. Flights to Puerto Rico from Ireland at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

Best price found

£516

Fastest flight time

14h 54m

Direct flights

None

Airports in Puerto Rico

1 airport
The best flight deal from Ireland to Puerto Rico found on momondo in the last 72 hours is £516
The fastest flight from Ireland to Puerto Rico takes 14h 54m
There are no direct flights from Ireland to Puerto Rico. Popular non-direct route for this connection is Dublin Airport - San Juan Luis Munoz Marin Intl Airport.
There is 1 airport near Puerto Rico: San Juan Luis Munoz Marin Intl (SJU)
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  • When did momondo last update prices for flights from Ireland to Puerto Rico?

    Prices for flights from Ireland to Puerto Rico are updated daily.

  • 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 required travel and health documents for your Puerto Rico trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Puerto Rico. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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?

Yes. momondo allows you to filter the results for Ireland to Puerto Rico flights to just show those with flexible booking policies.

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

Once all potential Ireland to Puerto Rico flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Puerto Rico from Ireland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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