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Cheap flights from Ireland to San Juan from £345

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 6/5. 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
11:40 - 02:07
DUB
-
SJU
19h 27m
1 stop
JetBlue Logo
12:00 - 09:00
SJU
-
DUB
16h 00m
1 stop
£403JetBlue
Thu, 7 May - Thu, 14 May
JetBlue Logo
10:40 - 22:12
DUB
-
SJU
16h 32m
1 stop
JetBlue Logo
12:00 - 09:00
SJU
-
DUB
16h 00m
1 stop
£404JetBlue
Wed, 6 May - Thu, 14 May
JetBlue Logo
11:40 - 02:07
DUB
-
SJU
19h 27m
1 stop
JetBlue Logo
15:00 - 09:00
SJU
-
DUB
13h 00m
1 stop
£418JetBlue
Thu, 7 May - Mon, 18 May
JetBlue Logo
10:40 - 22:12
DUB
-
SJU
16h 32m
1 stop
JetBlue Logo
12:00 - 09:00
SJU
-
DUB
16h 00m
1 stop
£419JetBlue
Wed, 6 May - Mon, 18 May
JetBlue Logo
11:40 - 00:07
DUB
-
SJU
17h 27m
1 stop
JetBlue Logo
12:00 - 09:00
SJU
-
DUB
16h 00m
1 stop
£421JetBlue
Thu, 7 May - Sat, 16 May
JetBlue Logo
10:40 - 22:12
DUB
-
SJU
16h 32m
1 stop
JetBlue Logo
12:00 - 09:00
SJU
-
DUB
16h 00m
1 stop
£422JetBlue
Wed, 6 May - Sat, 16 May
JetBlue Logo
10:40 - 22:01
DUB
-
SJU
16h 21m
1 stop
JetBlue Logo
23:25 - 08:20
SJU
-
DUB
27h 55m
1 stop
£439JetBlue
Sat, 9 May - Sun, 17 May
JetBlue Logo
11:40 - 00:07
DUB
-
SJU
17h 27m
1 stop
JetBlue Logo
13:00 - 08:20
SJU
-
DUB
14h 20m
1 stop
£442JetBlue
Thu, 7 May - Fri, 15 May
JetBlue Logo
10:40 - 22:12
DUB
-
SJU
16h 32m
1 stop
JetBlue Logo
13:00 - 08:20
SJU
-
DUB
14h 20m
1 stop
£443JetBlue
Wed, 6 May - Fri, 15 May
JetBlue Logo
11:40 - 21:01
DUB
-
SJU
14h 21m
1 stop
JetBlue Logo
15:00 - 09:00
SJU
-
DUB
13h 00m
1 stop
£473JetBlue
Tue, 12 May - Tue, 19 May

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
7 May
DUB11:40Dublin
19h 27m
1 stop
SJU02:07San Juan Luis Munoz Marin Intl
14 May
SJU12:00San Juan Luis Munoz Marin Intl
16h 00m
1 stop
DUB09:00Dublin
£403
JetBlue
6 May
DUB10:40Dublin
16h 32m
1 stop
SJU22:12San Juan Luis Munoz Marin Intl
14 May
SJU12:00San Juan Luis Munoz Marin Intl
16h 00m
1 stop
DUB09:00Dublin
£404
JetBlue
7 May
DUB11:40Dublin
19h 27m
1 stop
SJU02:07San Juan Luis Munoz Marin Intl
18 May
SJU15:00San Juan Luis Munoz Marin Intl
13h 00m
1 stop
DUB09:00Dublin
£418

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
25 Feb
DUB08:50Dublin
19h 08m
2 stops
SJU23:58San Juan Luis Munoz Marin Intl
1 Mar
SJU14:24San Juan Luis Munoz Marin Intl
14h 56m
1 stop
DUB09:20Dublin
£529
Delta
26 Feb
DUB10:45Dublin
17h 11m
1 stop
SJU23:56San Juan Luis Munoz Marin Intl
2 Mar
SJU14:12San Juan Luis Munoz Marin Intl
13h 33m
1 stop
DUB07:45Dublin
£537
Delta
22 Feb
DUB05:55Dublin
22h 04m
2 stops
SJU23:59San Juan Luis Munoz Marin Intl
7 Mar
SJU16:30San Juan Luis Munoz Marin Intl
12h 50m
1 stop
DUB09:20Dublin
£546

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 9 February 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

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 7/5

11:40-02:07

1 stop19h 27m

San Juan Luis Munoz Marin Intl

Thu 14/5

12:00-09:00

1 stop16h 00m

£403

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 6/5

10:40-22:12

1 stop16h 32m

San Juan Luis Munoz Marin Intl

Thu 14/5

12:00-09:00

1 stop16h 00m

£404

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 7/5

11:40-02:07

1 stop19h 27m

San Juan Luis Munoz Marin Intl

Mon 18/5

15:00-09:00

1 stop13h 00m

£418

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 6/5

10:40-22:12

1 stop16h 32m

San Juan Luis Munoz Marin Intl

Mon 18/5

12:00-09:00

1 stop16h 00m

£419

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 7/5

11:40-00:07

1 stop17h 27m

San Juan Luis Munoz Marin Intl

Sat 16/5

12:00-09:00

1 stop16h 00m

£421

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 6/5

10:40-22:12

1 stop16h 32m

San Juan Luis Munoz Marin Intl

Sat 16/5

12:00-09:00

1 stop16h 00m

£422

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sat 9/5

10:40-22:01

1 stop16h 21m

San Juan Luis Munoz Marin Intl

Sun 17/5

23:25-08:20

1 stop27h 55m

£439

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 7/5

11:40-00:07

1 stop17h 27m

San Juan Luis Munoz Marin Intl

Fri 15/5

13:00-08:20

1 stop14h 20m

£442

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Wed 6/5

10:40-22:12

1 stop16h 32m

San Juan Luis Munoz Marin Intl

Fri 15/5

13:00-08:20

1 stop14h 20m

£443

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Tue 12/5

11:40-21:01

1 stop14h 21m

San Juan Luis Munoz Marin Intl

Tue 19/5

15:00-09:00

1 stop13h 00m

£473

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 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 June, then book flights to San Juan Luis Munoz Marin Intl Airport from Ireland during May instead. Flights to San Juan Luis Munoz Marin Intl Airport in May, while not as cheap as those in June, still average around £499.

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

19h 14m

Direct flights

None
The fastest flight from Ireland to San Juan Luis Munoz Marin Intl Airport takes 19h 14m
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

  • 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 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.

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

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.

An easier way to manage your San Juan Luis Munoz Marin Intl Airport trip

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