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Cheap flights from Ireland to Puerto Rico from £510

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 12/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ireland to Puerto Rico

Recent return flight deals from Ireland to Puerto Rico

Enter your travel dates to find the best prices.
Multiple Airlines Logo
06:15 - 20:00DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
17h 45m1 stop Madrid Barajas
Multiple Airlines Logo
15:00 - 05:10SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
34h 10m1 stop Toronto Pearson Intl
£529Multiple Airlines
Thu, 21 Jan - Sat, 30 Jan
JetBlue Logo
11:30 - 19:34DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
13h 04m1 stop New York John F Kennedy Intl
JetBlue Logo
18:55 - 08:20SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
32h 25m1 stop Boston Logan Intl
£544JetBlue
Wed, 23 Sep - Fri, 2 Oct
JetBlue Logo
11:30 - 16:12DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
33h 42m1 stop New York John F Kennedy Intl
JetBlue Logo
10:30 - 09:00SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
17h 30m1 stop New York John F Kennedy Intl
£545JetBlue
Tue, 22 Sep - Sat, 3 Oct
JetBlue Logo
11:30 - 19:34DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
13h 04m1 stop New York John F Kennedy Intl
JetBlue Logo
06:00 - 09:00SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
22h 00m1 stop New York John F Kennedy Intl
£551JetBlue
Tue, 22 Sep - Sat, 3 Oct
JetBlue Logo
10:40 - 22:27DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
16h 47m1 stop Boston Logan Intl
JetBlue Logo
06:00 - 08:20SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
21h 20m1 stop Boston Logan Intl
£552JetBlue
Fri, 25 Sep - Fri, 2 Oct
JetBlue Logo
11:30 - 19:34DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
13h 04m1 stop New York John F Kennedy Intl
JetBlue Logo
06:00 - 08:20SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
21h 20m1 stop Boston Logan Intl
£552JetBlue
Wed, 23 Sep - Tue, 6 Oct
JetBlue Logo
11:30 - 19:34DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
13h 04m1 stop New York John F Kennedy Intl
JetBlue Logo
06:00 - 09:00SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
22h 00m1 stop New York John F Kennedy Intl
£554JetBlue
Wed, 23 Sep - Mon, 5 Oct
American Airlines Logo
09:30 - 09:24DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
28h 54m2 stops Philadelphia Miami
American Airlines Logo
10:16 - 09:35SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
18h 19m2 stops Miami Charlotte Douglas
£563American Airlines
Thu, 17 Sep - Thu, 1 Oct
American Airlines Logo
12:40 - 14:45DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
31h 05m1 stop Dallas/Fort Worth
American Airlines Logo
14:22 - 06:30SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
35h 08m1 stop Philadelphia
£563American Airlines
Thu, 17 Sep - Wed, 30 Sep
American Airlines Logo
11:45 - 09:24DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
26h 39m2 stops Charlotte Douglas Miami
American Airlines Logo
15:41 - 09:35SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
12h 54m1 stop Charlotte Douglas
£563American Airlines
Thu, 17 Sep - Wed, 30 Sep

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JetBlue flights from Ireland to Puerto Rico

Our best JetBlue deals on Ireland to Puerto Rico flight tickets
JetBlue
23 Sept
DUB11:30Dublin
13h 04m
1 stop
SJU19:34San Juan Luis Munoz Marin Intl
2 Oct
SJU18:55San Juan Luis Munoz Marin Intl
32h 25m
1 stop
DUB08:20Dublin
£544
JetBlue
22 Sept
DUB11:30Dublin
33h 42m
1 stop
SJU16:12San Juan Luis Munoz Marin Intl
3 Oct
SJU10:30San Juan Luis Munoz Marin Intl
17h 30m
1 stop
DUB09:00Dublin
£545
JetBlue
22 Sept
DUB11:30Dublin
13h 04m
1 stop
SJU19:34San Juan Luis Munoz Marin Intl
3 Oct
SJU06:00San Juan Luis Munoz Marin Intl
22h 00m
1 stop
DUB09:00Dublin
£551

American Airlines flights from Ireland to Puerto Rico

Our best American Airlines deals on Ireland to Puerto Rico flight tickets
American Airlines
17 Sept
DUB09:30Dublin
28h 54m
2 stops
SJU09:24San Juan Luis Munoz Marin Intl
1 Oct
SJU10:16San Juan Luis Munoz Marin Intl
18h 19m
2 stops
DUB09:35Dublin
£563
American Airlines
22 Sept
DUB09:50Dublin
13h 40m
1 stop
SJU18:30San Juan Luis Munoz Marin Intl
3 Oct
SJU15:41San Juan Luis Munoz Marin Intl
12h 54m
1 stop
DUB09:35Dublin
£569
American Airlines
22 Sept
DUB09:50Dublin
13h 40m
1 stop
SJU18:30San Juan Luis Munoz Marin Intl
3 Oct
SJU11:51San Juan Luis Munoz Marin Intl
16h 44m
2 stops
DUB09:35Dublin
£572

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 15 August 2026.
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

Cheapest return flight

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Thu 21/1

06:15-20:00

1 stop17h 45m

San Juan Luis Munoz Marin Intl

Sat 30/1

15:00-05:10

1 stop34h 10m

£529

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Wed 23/9

11:30-19:34

1 stop13h 04m

San Juan Luis Munoz Marin Intl

Fri 2/10

18:55-08:20

1 stop32h 25m

£544

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Tue 22/9

11:30-16:12

1 stop33h 42m

San Juan Luis Munoz Marin Intl

Sat 3/10

10:30-09:00

1 stop17h 30m

£545

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Tue 22/9

11:30-19:34

1 stop13h 04m

San Juan Luis Munoz Marin Intl

Sat 3/10

06:00-09:00

1 stop22h 00m

£551

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Fri 25/9

10:40-22:27

1 stop16h 47m

San Juan Luis Munoz Marin Intl

Fri 2/10

06:00-08:20

1 stop21h 20m

£552
Fastest return journey

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Wed 23/9

11:30-19:34

1 stop13h 04m

San Juan Luis Munoz Marin Intl

Tue 6/10

06:00-08:20

1 stop21h 20m

£552

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Wed 23/9

11:30-19:34

1 stop13h 04m

San Juan Luis Munoz Marin Intl

Mon 5/10

06:00-09:00

1 stop22h 00m

£554

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Thu 17/9

09:30-09:24

2 stops28h 54m

San Juan Luis Munoz Marin Intl

Thu 1/10

10:16-09:35

2 stops18h 19m

£563

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Thu 17/9

12:40-14:45

1 stop31h 05m

San Juan Luis Munoz Marin Intl

Wed 30/9

14:22-06:30

1 stop35h 08m

£563

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Thu 17/9

11:45-09:24

2 stops26h 39m

San Juan Luis Munoz Marin Intl

Wed 30/9

15:41-09:35

1 stop12h 54m

£563

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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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, May 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 £471. 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 £541.

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

Fastest flight time

30h 22m

Direct flights

None
The fastest flight from Ireland to Puerto Rico takes 30h 22m
There are no direct flights from Ireland to Puerto Rico. There are no popular flight routes from Ireland to Puerto Rico.
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Frequently asked questions about flying from Ireland to Puerto Rico

  • 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 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 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.

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
American AirlinesPriceFrom £574Free CancellationRating
7.1
11,941 reviews
Search American Airlines 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?

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.

An easier way to manage your Puerto Rico trip

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