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Cheap flights from Ireland to San Juan from £446

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 San Juan departing on 1/8. 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 Ireland to San Juan

Recent return flight deals from Ireland to San Juan

Enter your travel dates to find the best prices.
JetBlue Logo
11:30 - 22:31
DUB
-
SJU
16h 01m
1 stop
JetBlue Logo
19:50 - 09:00
SJU
-
DUB
32h 10m
1 stop
£453JetBlue
Thu, 2 Jul - Thu, 9 Jul
JetBlue Logo
10:40 - 21:42
DUB
-
SJU
16h 02m
1 stop
JetBlue Logo
15:29 - 09:00
SJU
-
DUB
12h 31m
1 stop
£498JetBlue
Thu, 4 Jun - Thu, 11 Jun
JetBlue Logo
11:30 - 21:45
DUB
-
SJU
15h 15m
1 stop
JetBlue Logo
13:12 - 09:00
SJU
-
DUB
14h 48m
1 stop
£504JetBlue
Wed, 17 Jun - Wed, 24 Jun
JetBlue Logo
11:30 - 22:46
DUB
-
SJU
16h 16m
1 stop
JetBlue Logo
11:50 - 09:00
SJU
-
DUB
16h 10m
1 stop
£521JetBlue
Fri, 19 Jun - Fri, 26 Jun
JetBlue Logo
11:30 - 19:54
DUB
-
SJU
13h 24m
1 stop
JetBlue Logo
13:12 - 09:00
SJU
-
DUB
14h 48m
1 stop
£527JetBlue
Thu, 18 Jun - Thu, 25 Jun
JetBlue Logo
11:30 - 22:53
DUB
-
SJU
16h 23m
1 stop
JetBlue Logo
15:24 - 09:00
SJU
-
DUB
12h 36m
1 stop
£527JetBlue
Sun, 7 Jun - Fri, 19 Jun
Multiple Airlines Logo
09:15 - 23:43
DUB
-
SJU
19h 28m
2 stops
Multiple Airlines Logo
13:10 - 09:15
SJU
-
DUB
15h 05m
1 stop
£537Multiple Airlines
Wed, 17 Jun - Wed, 24 Jun
Delta Logo
11:00 - 22:17
DUB
-
SJU
16h 17m
1 stop
Delta Logo
13:14 - 10:00
SJU
-
DUB
15h 46m
2 stops
£538Delta
Thu, 28 May - Sat, 6 Jun
Delta Logo
11:00 - 20:30
DUB
-
SJU
14h 30m
1 stop
Delta Logo
07:30 - 10:00
SJU
-
DUB
21h 30m
2 stops
£541Delta
Thu, 21 May - Sun, 24 May
Multiple Airlines Logo
09:15 - 23:43
DUB
-
SJU
19h 28m
2 stops
Multiple Airlines Logo
13:10 - 09:15
SJU
-
DUB
15h 05m
1 stop
£543Multiple Airlines
Wed, 17 Jun - Wed, 24 Jun

Delta flights from Ireland to San Juan Luis Munoz Marin Intl Airport

Our best Delta deals on Ireland to San Juan Luis Munoz Marin Intl Airport flight tickets
Delta
28 May
DUB11:00Dublin
16h 17m
1 stop
SJU22:17San Juan Luis Munoz Marin Intl
6 Jun
SJU13:14San Juan Luis Munoz Marin Intl
15h 46m
2 stops
DUB10:00Dublin
£538
Delta
21 May
DUB11:00Dublin
14h 30m
1 stop
SJU20:30San Juan Luis Munoz Marin Intl
24 May
SJU14:48San Juan Luis Munoz Marin Intl
12h 57m
1 stop
DUB08:45Dublin
£541
Delta
28 May
DUB10:00Dublin
17h 17m
2 stops
SJU22:17San Juan Luis Munoz Marin Intl
6 Jun
SJU07:30San Juan Luis Munoz Marin Intl
21h 30m
2 stops
DUB10:00Dublin
£601

JetBlue flights from Ireland to San Juan Luis Munoz Marin Intl Airport

Our best JetBlue deals on Ireland to San Juan Luis Munoz Marin Intl Airport flight tickets
JetBlue
2 Jul
DUB11:30Dublin
16h 01m
1 stop
SJU22:31San Juan Luis Munoz Marin Intl
9 Jul
SJU19:50San Juan Luis Munoz Marin Intl
32h 10m
1 stop
DUB09:00Dublin
£453
JetBlue
4 Jun
DUB10:40Dublin
16h 02m
1 stop
SJU21:42San Juan Luis Munoz Marin Intl
11 Jun
SJU15:29San Juan Luis Munoz Marin Intl
12h 31m
1 stop
DUB09:00Dublin
£498
JetBlue
17 Jun
DUB11:30Dublin
15h 15m
1 stop
SJU21:45San Juan Luis Munoz Marin Intl
24 Jun
SJU13:12San Juan Luis Munoz Marin Intl
14h 48m
1 stop
DUB09:00Dublin
£504

momondo Fare Finder

 
Customise your flight search to find flights from Ireland to San Juan Luis Munoz Marin Intl Airport 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 8 May 2026.
Use the filters below to find and compare flights from Ireland to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 2/7

11:30-22:31

1 stop16h 01m

San Juan Luis Munoz Marin Intl

Thu 9/7

19:50-09:00

1 stop32h 10m

£453

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 4/6

10:40-21:42

1 stop16h 02m

San Juan Luis Munoz Marin Intl

Thu 11/6

15:29-09:00

1 stop12h 31m

£498

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 17/6

11:30-21:45

1 stop15h 15m

San Juan Luis Munoz Marin Intl

Wed 24/6

13:12-09:00

1 stop14h 48m

£504

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 19/6

11:30-22:46

1 stop16h 16m

San Juan Luis Munoz Marin Intl

Fri 26/6

11:50-09:00

1 stop16h 10m

£521
Fastest return journey

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 18/6

11:30-19:54

1 stop13h 24m

San Juan Luis Munoz Marin Intl

Thu 25/6

13:12-09:00

1 stop14h 48m

£527

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sun 7/6

11:30-22:53

1 stop16h 23m

San Juan Luis Munoz Marin Intl

Fri 19/6

15:24-09:00

1 stop12h 36m

£527

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 17/6

09:15-23:43

2 stops19h 28m

San Juan Luis Munoz Marin Intl

Wed 24/6

13:10-09:15

1 stop15h 05m

£537

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 28/5

11:00-22:17

1 stop16h 17m

San Juan Luis Munoz Marin Intl

Sat 6/6

13:14-10:00

2 stops15h 46m

£538

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 21/5

11:00-20:30

1 stop14h 30m

San Juan Luis Munoz Marin Intl

Sun 24/5

07:30-10:00

2 stops21h 30m

£541

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 17/6

09:15-23:43

2 stops19h 28m

San Juan Luis Munoz Marin Intl

Wed 24/6

13:10-09:15

1 stop15h 05m

£543

Flights are sorted by cheapest return flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to San Juan from

How to get the cheapest flight ticket from Ireland to San Juan Luis Munoz Marin Intl Airport

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 San Juan Luis Munoz Marin Intl Airport?

If you aren’t able to travel during the month of May, then book flights to San Juan Luis Munoz Marin Intl Airport from Ireland during October instead. Flights to San Juan Luis Munoz Marin Intl Airport in October, while not as cheap as those in May, still average around £474.

Cheap Ireland to San Juan Luis Munoz Marin Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to San Juan Luis Munoz Marin Intl Airport

Fastest flight time

21h 16m

Direct flights

None
The fastest flight from Ireland to San Juan Luis Munoz Marin Intl Airport takes 21h 16m
There are no direct flights from Ireland to San Juan Luis Munoz Marin Intl Airport. There are no popular flight routes from Ireland to San Juan Luis Munoz Marin Intl Airport.
Search flight deals

Frequently asked questions about flying from Ireland to San Juan Luis Munoz Marin Intl Airport

  • When did momondo last update prices for flights from Ireland to San Juan Luis Munoz Marin Intl Airport?

    Prices for flights from Ireland to San Juan Luis Munoz Marin Intl Airport are updated daily.

  • How many operators does momondo search for flights from Ireland to San Juan Luis Munoz Marin Intl Airport?

  • How old do you have to be to fly from Ireland to San Juan Luis Munoz Marin Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ireland to San Juan Luis Munoz Marin Intl Airport.

  • What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?

    The required travel and health documents for your San Juan Luis Munoz Marin Intl Airport 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 San Juan Luis Munoz Marin Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Ireland to San Juan Luis Munoz Marin Intl Airport

Compare and see reviews for airlines that fly from Ireland to San Juan Luis Munoz Marin Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom £571Free CancellationRating
7.1
11,667 reviews
Search American Airlines flights

Travelling to a place near San Juan?

Book flights to San Juan if you plan to visit one of these locations
Rio Grande
Carolina
Fajardo
Dorado
Luquillo

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to San Juan?

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 San Juan from Ireland.

Can I find flights from Ireland to San Juan with flexible booking policies on momondo?

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

How can momondo help me find flights from Ireland to San Juan?

Once all potential Ireland to San Juan 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 San Juan right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ireland to San Juan flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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