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Flights to San Juan

€386 Cheap flights to San Juan

1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Ireland to San Juan

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
20:20 - 11:25DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
43h 05m2 stops Madrid Barajas Bogotá El Dorado
Multiple Airlines Logo
21:30 - 09:30SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
32h 00m1 stop Madrid Barajas
€716Multiple Airlines
Tue, 26 Jan - Mon, 8 Feb
Multiple Airlines Logo
09:10 - 16:55DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
35h 45m2 stops Madrid Barajas Bogotá El Dorado
Multiple Airlines Logo
21:30 - 09:30SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
32h 00m1 stop Madrid Barajas
€731Multiple Airlines
Sun, 24 Jan - Mon, 8 Feb
Multiple Airlines Logo
10:00 - 16:55DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
34h 55m2 stops Madrid Barajas Bogotá El Dorado
Multiple Airlines Logo
21:30 - 09:30SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
32h 00m1 stop Madrid Barajas
€733Multiple Airlines
Thu, 28 Jan - Mon, 8 Feb
Multiple Airlines Logo
10:00 - 20:00DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
14h 00m1 stop Madrid Barajas
Multiple Airlines Logo
15:14 - 11:15SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
16h 01m2 stops Miami London Heathrow
€764Multiple Airlines
Wed, 27 Jan - Fri, 5 Feb
American Airlines Logo
11:30 - 23:09DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
15h 39m1 stop Philadelphia
American Airlines Logo
08:15 - 09:10SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
20h 55m1 stop Philadelphia
€793American Airlines
Tue, 29 Dec - Fri, 15 Jan
American Airlines Logo
11:30 - 23:09DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
15h 39m1 stop Philadelphia
American Airlines Logo
08:15 - 09:10SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
20h 55m1 stop Philadelphia
€793American Airlines
Tue, 29 Dec - Sun, 17 Jan
American Airlines Logo
11:30 - 23:09DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
15h 39m1 stop Philadelphia
American Airlines Logo
11:28 - 09:10SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
17h 42m2 stops Miami Philadelphia
€793American Airlines
Tue, 29 Dec - Sun, 17 Jan
Aer Lingus Logo
13:45 - 02:36DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
16h 51m1 stop Orlando
Aer Lingus Logo
18:10 - 12:45SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
14h 35m1 stop Madrid Barajas
€843Aer Lingus
Mon, 30 Nov - Sat, 5 Dec
Aer Lingus Logo
16:45 - 21:59DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
33h 14m1 stop New York John F Kennedy Intl
Aer Lingus Logo
06:01 - 08:20SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
22h 19m1 stop Boston Logan Intl
€904Aer Lingus
Fri, 4 Dec - Fri, 18 Dec
Aer Lingus Logo
06:15 - 20:00DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
17h 45m1 stop Madrid Barajas
Aer Lingus Logo
05:10 - 04:35SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
18h 25m1 stop Boston Logan Intl
€926Aer Lingus
Thu, 25 Mar - Sat, 3 Apr

momondo Fare Finder

 
Use the filters below to find and compare flights to San Juan that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Tue 26/1

20:20-11:25

2 stops43h 05m

San Juan Luis Munoz Marin Intl

Mon 8/2

21:30-09:30

1 stop32h 00m

€716

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Sun 24/1

09:10-16:55

2 stops35h 45m

San Juan Luis Munoz Marin Intl

Mon 8/2

21:30-09:30

1 stop32h 00m

€731

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Thu 28/1

10:00-16:55

2 stops34h 55m

San Juan Luis Munoz Marin Intl

Mon 8/2

21:30-09:30

1 stop32h 00m

€733
Fastest return journey

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Wed 27/1

10:00-20:00

1 stop14h 00m

San Juan Luis Munoz Marin Intl

Fri 5/2

15:14-11:15

2 stops16h 01m

€764

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Tue 29/12

11:30-23:09

1 stop15h 39m

San Juan Luis Munoz Marin Intl

Fri 15/1

08:15-09:10

1 stop20h 55m

€793

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Tue 29/12

11:30-23:09

1 stop15h 39m

San Juan Luis Munoz Marin Intl

Sun 17/1

08:15-09:10

1 stop20h 55m

€793

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Tue 29/12

11:30-23:09

1 stop15h 39m

San Juan Luis Munoz Marin Intl

Sun 17/1

11:28-09:10

2 stops17h 42m

€793

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Mon 30/11

13:45-02:36

1 stop16h 51m

San Juan Luis Munoz Marin Intl

Sat 5/12

18:10-12:45

1 stop14h 35m

€843

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Fri 4/12

16:45-21:59

1 stop33h 14m

San Juan Luis Munoz Marin Intl

Fri 18/12

06:01-08:20

1 stop22h 19m

€904

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Thu 25/3

06:15-20:00

1 stop17h 45m

San Juan Luis Munoz Marin Intl

Sat 3/4

05:10-04:35

1 stop18h 25m

€926

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 San Juan from

San Juan flights insights and trends

Explore insights for your San Juan flight to craft the best travel plan

What is the cheapest month to fly to San Juan?

The cheapest month to fly to San Juan from Ireland is in May. Flight prices, which tend to average around €569, are often lower during this time because this is during the off-season. If you are unable to visit San Juan during the month of May, then departing from Ireland during the month June is also very affordable. Most momondo users find prices during this month for around €653.

Cheapest flights to San Juan

Find the cheapest flights to San Juan from your nearest city or airport
Find flights from Dublin to San Juan Luis Munoz Marin Intl Airport
CHEAPEST MONTH TO FLY TO SAN JUAN FROM DUBLINMay15% cheaperFlying from Dublin to San Juan costs on average just €569 in May
MOST EXPENSIVE MONTH TO FLY TO SAN JUAN FROM DUBLINJuly32% more expensiveIt costs about €879 for flights to San Juan from Dublin in July
MOST POPULAR MONTH TO FLY TO SAN JUAN FROM DUBLINJanuary2,200% more users visitedMore momondo users searched in flights to San Juan from Dublin in January than any other month

Cheap San Juan flight deals and tips

Summary info about San Juan flight prices, duration and airlines

Best One-Way Price

€386

Best Round-Trip Price

€716

Fastest flight time

50h 05m

Popular in

July
The best one-way flight price to San Juan from Ireland in the last 5 days is €386 (Dublin to San Juan Luis Munoz Marin Intl).
Search Deals
The best return flight price to San Juan from Ireland in the last 5 days is €716 (Dublin to San Juan Luis Munoz Marin Intl).
Search Deals
The fastest flight to San Juan from Ireland takes 50h 05m (Dublin to San Juan Luis Munoz Marin Intl).
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July has the highest demand for flights to San Juan, with a 5% price increase on average.
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Frequently asked questions about flying to San Juan

Is there an alternative airport near San Juan?

San Juan Isla Grande Airport, Ceiba J. Aponte de la Torre Airport, Ponce Mercedita Airport, Vieques Airport or Culebra Airport can be an alternative airport used for travel to San Juan.

Are there flights to Santurce?

Yes, you can get a flight ticket to San Juan Luis Munoz Marin Intl if you want to reach Santurce. It is the nearest San Juan airport (5.2 km away).

How long does it take to fly to San Juan?

The flight from Ireland to San Juan depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Dublin (a popular airport in Ireland) to San Juan Luis Munoz Marin Intl (the most popular airport in San Juan), then the flight time is 17h 20m on average. If you fly from Cork (another popular airport in Ireland) to San Juan Luis Munoz Marin Intl, then the average flight time is .

When did momondo last update prices for flights to San Juan?

Prices for flights to San Juan are refreshed on a daily basis.

How many operators does momondo search for flights to San Juan?

As of November 2026, there are 3 operators available to choose from for flights to San Juan.

How old do you have to be to fly to San Juan?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to San Juan.

What documentation or ID do you need to fly to San Juan?

The travel and health documents required for your trip to San Juan can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at San Juan. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights to San Juan. Millions of users trust and use momondo every year so you are in good company.

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

Yes. momondo enables you to select and highlight flights to San Juan with this policy.

How can momondo help me find flights to San Juan?

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

If you are simply researching potential flights to San Juan, momondo offers a useful price alert feature which will track prices for flights to San Juan and alert you when they change.

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Popular Flights to San Juan

Dublin to San Juan Flightsfrom €801