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Cheap flights from Ireland to San Juan Luis Munoz Marin Intl Airport from £423

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/9. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SJU
25 Apr — 2 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ireland to Luis Munoz Marin Intl

Enter your travel dates to find the best prices.

Cheapest flights from Ireland to Luis Munoz Marin Intl
Explore the most affordable flight options available from Ireland to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 March 2026.

Tue 12/510:40
DUB
-
SJU
1 stop16h 02m
JetBlue
Fri 22/520:06
SJU
-
DUB
1 stop31h 54m
JetBlue
Deal found 22/3£512
Sat 6/610:40
DUB
-
SJU
1 stop30h 22m
JetBlue
Wed 10/613:29
SJU
-
DUB
1 stop13h 51m
JetBlue
Deal found 21/3£515
Wed 27/510:40
DUB
-
SJU
1 stop16h 02m
JetBlue
Tue 2/615:25
SJU
-
DUB
1 stop11h 55m
JetBlue
Deal found 22/3£515
Thu 7/511:30
DUB
-
SJU
1 stop14h 34m
JetBlue
Mon 11/513:00
SJU
-
DUB
1 stop14h 20m
JetBlue
Deal found 24/3£529
Thu 26/1111:30
DUB
-
SJU
1 stop16h 17m
British Airways
Sat 5/1217:10
SJU
-
DUB
2 stops17h 50m
British Airways
Deal found 21/3£544
Thu 16/412:40
DUB
-
SJU
1 stop14h 25m
British Airways
Thu 23/411:43
SJU
-
DUB
2 stops16h 57m
British Airways
Deal found 21/3£573
Wed 8/412:40
DUB
-
SJU
1 stop14h 25m
British Airways
Fri 24/410:03
SJU
-
DUB
2 stops18h 37m
British Airways
Deal found 24/3£574
Mon 13/409:30
DUB
-
SJU
1 stop18h 32m
Finnair
Mon 20/406:45
SJU
-
DUB
1 stop22h 00m
Finnair
Deal found 25/3£575
Tue 21/411:25
DUB
-
SJU
2 stops34h 45m
Multiple Airlines
Tue 28/420:40
SJU
-
DUB
1 stop12h 30m
Multiple Airlines
Deal found 22/3£577
Wed 27/519:45
DUB
-
SJU
2 stops32h 16m
British Airways
Mon 1/613:47
SJU
-
DUB
1 stop11h 43m
British Airways
Deal found 22/3£586
Tue 21/412:40
DUB
-
SJU
1 stop14h 25m
American Airlines
Tue 28/413:25
SJU
-
DUB
1 stop12h 05m
American Airlines
Deal found 22/3£588

Find flight deals from Ireland to Luis Munoz Marin Intl

Keep the following information in mind while searching for Ireland to Luis Munoz Marin Intl flight deals. Data was last updated 26 March 2026.

Round-trip from

£512

One-way from

£423

Popular in

December

Cheapest in

May

Average price

£581
JetBlue
  • JetBlue
  • 12/5-22/5
  • 2 total stops
  • 47h 56m total
  • Ireland to San Juan
Search Deals
JetBlue
  • JetBlue
  • 21/9
  • 1 total stop
  • 14h 44m total
  • Ireland to San Juan
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£46 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ireland to Luis Munoz Marin Intl 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, Cheapflights users made 858,174 searches. Data last updated 26 March 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

Sat 6/6

10:40-12:02

1 stop30h 22m

San Juan Luis Munoz Marin Intl

Wed 10/6

13:29-08:20

1 stop13h 51m

£515
Fastest return journey

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 27/5

10:40-21:42

1 stop16h 02m

San Juan Luis Munoz Marin Intl

Mon 1/6

15:25-08:20

1 stop11h 55m

£515

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 28/5

11:30-22:53

1 stop16h 23m

San Juan Luis Munoz Marin Intl

Mon 1/6

15:25-08:20

1 stop11h 55m

£515

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 7/5

11:30-21:04

1 stop14h 34m

San Juan Luis Munoz Marin Intl

Mon 11/5

13:00-08:20

1 stop14h 20m

£529

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 16/4

12:40-22:05

1 stop14h 25m

San Juan Luis Munoz Marin Intl

Tue 21/4

11:43-09:40

2 stops16h 57m

£573

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 8/4

12:40-22:05

1 stop14h 25m

San Juan Luis Munoz Marin Intl

Fri 24/4

10:03-09:40

2 stops18h 37m

£573

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 7/5

12:40-22:05

1 stop14h 25m

San Juan Luis Munoz Marin Intl

Mon 11/5

11:43-09:40

2 stops16h 57m

£574

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 15/4

08:35-22:05

2 stops18h 30m

San Juan Luis Munoz Marin Intl

Tue 21/4

11:43-09:40

2 stops16h 57m

£591

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 28/5

08:35-23:01

2 stops19h 26m

San Juan Luis Munoz Marin Intl

Mon 1/6

13:47-06:30

1 stop11h 43m

£603

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sun 5/4

08:35-23:52

2 stops20h 17m

San Juan Luis Munoz Marin Intl

Thu 16/4

13:25-06:30

1 stop12h 05m

£603

Flights are sorted by cheapest return flights first.

Deals found on 24/3

Showing 1-10 of 15 resultsSorted by cheapest first
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Best time to book a flight from Ireland to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Ireland with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ireland to San Juan Luis Munoz Marin Intl Airport

What is the cheapest month to book a flight from Ireland to San Juan Luis Munoz Marin Intl Airport?

Currently, May is the cheapest month in which you can book a flight from Ireland to San Juan Luis Munoz Marin Intl Airport (average of £389). Flying from Ireland to San Juan Luis Munoz Marin Intl Airport in September is currently the most expensive (average of £604). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Ireland to Luis Munoz Marin Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ireland to San Juan Luis Munoz Marin Intl Airport?

    A quick flight from Ireland to San Juan Luis Munoz Marin Intl Airport can take about 30h 22m. JetBlue provides one of the quickest options available for as low as £515. The distance from Ireland to San Juan Luis Munoz Marin Intl Airport is about 3963 mi.

  • Can I find deals for flights from Ireland to Luis Munoz Marin Intl that include hotel bookings?

    Yes. In addition to deals on Ireland to Luis Munoz Marin Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ireland to Luis Munoz Marin Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to Luis Munoz Marin Intl.

  • Can I find deals for business class flights from Ireland to Luis Munoz Marin Intl?

    Yes. Cheapflights offers flight deals from Ireland to Luis Munoz Marin Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ireland to San Juan Luis Munoz Marin Intl Airport?

    Currently, May is the cheapest month in which you can book a flight from Ireland to San Juan Luis Munoz Marin Intl Airport (average of £389). Flying from Ireland to San Juan Luis Munoz Marin Intl Airport in September is currently the most expensive (average of £604). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near San Juan Luis Munoz Marin Intl Airport?

Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locations
Bayamón

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Deals for Ireland to Luis Munoz Marin Intl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Ireland to Luis Munoz Marin Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ireland to Luis Munoz Marin Intl for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Ireland to Luis Munoz Marin Intl with no change fees?

Yes! Cheapflights helps users easily find flights from Ireland to Luis Munoz Marin Intl with no change fees.

Can Cheapflights notify me if prices for flights from Ireland to Luis Munoz Marin Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Luis Munoz Marin Intl from Ireland today and book when prices fit your budget.

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