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Cheap flights from Puerto Rico to Ireland from €321

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Puerto Rico to Ireland departing on 14/10. 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
0 bags
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Find the cheapest flights from Puerto Rico to Ireland

Recent return flight deals from Puerto Rico to Ireland

United Airlines Logo
14:20 - 07:30SJU-DUB
13h 10m1 stop
United Airlines Logo
12:05 - 22:22DUB-SJU
14h 17m1 stop
€375United Airlines
Find Deal
Tue, 18 Nov - Thu, 27 Nov
United Airlines Logo
14:20 - 07:30SJU-DUB
13h 10m1 stop
United Airlines Logo
09:00 - 22:22DUB-SJU
41h 22m2 stops
€379United Airlines
Find Deal
Wed, 19 Nov - Wed, 26 Nov
Logo
05:35 - 08:40SJU-DUB
23h 05m1 stop
Logo
18:05 - 22:10DUB-SJU
32h 05m2 stops
€382
Find Deal
Sun, 8 Mar - Tue, 17 Mar
Logo
05:30 - 08:40SJU-DUB
23h 10m1 stop
Logo
11:30 - 23:52DUB-SJU
16h 22m1 stop
€383
Find Deal
Tue, 28 Oct - Tue, 11 Nov
Logo
13:45 - 08:40SJU-DUB
14h 55m2 stops
Logo
18:05 - 22:10DUB-SJU
32h 05m2 stops
€385
Find Deal
Sun, 8 Mar - Tue, 17 Mar
KLM Logo
07:15 - 08:45SJU-DUB
20h 30m1 stop
KLM Logo
11:00 - 21:59DUB-SJU
15h 59m1 stop
€439KLM
Find Deal
Mon, 13 Oct - Wed, 22 Oct
American Airlines Logo
17:00 - 14:40SJU-DUB
16h 40m2 stops
American Airlines Logo
09:45 - 23:59DUB-SJU
19h 14m2 stops
€458American Airlines
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Mon, 13 Oct - Wed, 22 Oct
Air Canada Logo
01:05 - 06:10SJU-DUB
25h 05m2 stops
Air Canada Logo
09:00 - 14:50DUB-SJU
33h 50m1 stop
€461Air Canada
Find Deal
Thu, 30 Oct - Sat, 8 Nov
American Airlines Logo
17:00 - 14:40SJU-DUB
16h 40m2 stops
American Airlines Logo
09:45 - 23:59DUB-SJU
19h 14m2 stops
€466American Airlines
Find Deal
Mon, 13 Oct - Wed, 22 Oct
Air Canada Logo
01:05 - 06:10SJU-DUB
25h 05m2 stops
Air Canada Logo
09:00 - 13:17DUB-SJU
32h 17m2 stops
€470Air Canada
Find Deal
Thu, 30 Oct - Sat, 8 Nov

Air Canada flights from Puerto Rico to Ireland

Our best Air Canada deals on Puerto Rico to Ireland flight tickets
Air Canada
30 Oct
SJU01:05San Juan Luis Munoz Marin Intl
25h 05m
2 stops
DUB06:10Dublin
8 Nov
DUB09:00Dublin
33h 50m
1 stop
SJU14:50San Juan Luis Munoz Marin Intl
€461
Find similar
Air Canada
30 Oct
SJU01:05San Juan Luis Munoz Marin Intl
25h 05m
2 stops
DUB06:10Dublin
8 Nov
DUB09:00Dublin
32h 17m
2 stops
SJU13:17San Juan Luis Munoz Marin Intl
€470
Find similar
Air Canada
11 Mar
SJU01:05San Juan Luis Munoz Marin Intl
25h 05m
2 stops
DUB06:10Dublin
21 Mar
DUB08:00Dublin
32h 55m
2 stops
SJU12:55San Juan Luis Munoz Marin Intl
€678
Find similar

JetBlue flights from Puerto Rico to Ireland

Our best JetBlue deals on Puerto Rico to Ireland flight tickets
JetBlue
12 Oct
SJU03:03San Juan Luis Munoz Marin Intl
24h 17m
1 stop
DUB08:20Dublin
22 Oct
DUB11:30Dublin
14h 24m
1 stop
SJU20:54San Juan Luis Munoz Marin Intl
€512
Find similar
JetBlue
28 Sept
SJU11:45San Juan Luis Munoz Marin Intl
15h 35m
1 stop
DUB08:20Dublin
5 Oct
DUB11:30Dublin
18h 17m
1 stop
SJU00:47San Juan Luis Munoz Marin Intl
€541
Find similar
JetBlue
16 Sept
SJU13:25San Juan Luis Munoz Marin Intl
13h 55m
1 stop
DUB08:20Dublin
23 Sept
DUB11:30Dublin
14h 54m
1 stop
SJU21:24San Juan Luis Munoz Marin Intl
€735
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Puerto Rico to Ireland 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 12 September 2025.
Use the filters below to find and compare flights from Puerto Rico to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Tue 18/11

14:20-07:30

1 stop13h 10m

Dublin

Thu 27/11

12:05-22:22

1 stop14h 17m

€375

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Wed 19/11

14:20-07:30

1 stop13h 10m

Dublin

Wed 26/11

09:00-22:22

2 stops41h 22m

€379

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Sun 8/3

05:35-08:40

1 stop23h 05m

Dublin

Tue 17/3

18:05-22:10

2 stops32h 05m

€382

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Tue 28/10

05:30-08:40

1 stop23h 10m

Dublin

Tue 11/11

11:30-23:52

1 stop16h 22m

€383

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Sun 8/3

13:45-08:40

2 stops14h 55m

Dublin

Tue 17/3

18:05-22:10

2 stops32h 05m

€385

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Mon 13/10

07:15-08:45

1 stop20h 30m

Dublin

Wed 22/10

11:00-21:59

1 stop15h 59m

€439

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Mon 13/10

17:00-14:40

2 stops16h 40m

Dublin

Wed 22/10

09:45-23:59

2 stops19h 14m

€458

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Thu 30/10

01:05-06:10

2 stops25h 05m

Dublin

Sat 8/11

09:00-14:50

1 stop33h 50m

€461

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Mon 13/10

17:00-14:40

2 stops16h 40m

Dublin

Wed 22/10

09:45-23:59

2 stops19h 14m

€466

San JuanDublin

SJU - DUB

SJUDUB

San Juan Luis Munoz Marin Intl

Thu 30/10

01:05-06:10

2 stops25h 05m

Dublin

Sat 8/11

09:00-13:17

2 stops32h 17m

€470

Flights are sorted by cheapest return flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to Ireland from

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

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 Ireland?

The month of November is another great option to travel to Ireland, with average flight prices from Puerto Rico averaging around €455.

Cheap Puerto Rico to Ireland flight deals and tips

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

Direct flights

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

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

    Prices for flights from Puerto Rico to Ireland are refreshed on a daily basis.

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

    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 Puerto Rico to Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The required travel and health documents for your Ireland 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 licence and a passport valid for six months after your intended arrival at Ireland. 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 Puerto Rico to Ireland?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ireland from Puerto Rico.

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

Flights from Puerto Rico to Ireland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to Ireland from Puerto Rico. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Ireland from Puerto Rico. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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