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Flights to San Juan

€397 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

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Air France Logo
09:40 - 22:18DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
16h 38m1 stop Atlanta Hartsfield-Jackson
Air France Logo
18:10 - 18:25SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
20h 15m2 stops New York John F Kennedy Intl Paris Charles de Gaulle
€634Air France
Thu, 29 Oct - Wed, 11 Nov
Air France Logo
09:40 - 22:18DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
16h 38m1 stop Atlanta Hartsfield-Jackson
Air France Logo
18:10 - 18:25SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
20h 15m2 stops New York John F Kennedy Intl Paris Charles de Gaulle
€635Air France
Thu, 29 Oct - Wed, 11 Nov
Air France Logo
09:15 - 23:49DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
19h 34m2 stops Paris Charles de Gaulle New York John F Kennedy Intl
Air France Logo
12:50 - 15:25SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
21h 35m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle
€636Air France
Wed, 30 Sep - Sat, 10 Oct
American Airlines Logo
09:30 - 09:24DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
28h 54m2 stops Philadelphia Miami
American Airlines Logo
12:21 - 09:35SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
16h 14m2 stops Miami Charlotte Douglas
€662American Airlines
Fri, 2 Oct - Tue, 6 Oct
American Airlines Logo
12:40 - 11:00DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
27h 20m2 stops Dallas/Fort Worth Miami
American Airlines Logo
10:36 - 09:35SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
17h 59m2 stops Miami Charlotte Douglas
€662American Airlines
Tue, 29 Sep - Mon, 12 Oct
American Airlines Logo
09:30 - 09:24DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
28h 54m2 stops Philadelphia Miami
American Airlines Logo
06:00 - 09:45SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
22h 45m1 stop Dallas/Fort Worth
€662American Airlines
Fri, 2 Oct - Mon, 12 Oct
JetBlue Logo
11:30 - 13:39DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
31h 09m1 stop New York John F Kennedy Intl
JetBlue Logo
13:00 - 09:00SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
15h 00m1 stop New York John F Kennedy Intl
€667JetBlue
Thu, 1 Oct - Fri, 9 Oct
JetBlue Logo
11:30 - 19:34DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
13h 04m1 stop New York John F Kennedy Intl
JetBlue Logo
13:00 - 09:00SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
15h 00m1 stop New York John F Kennedy Intl
€667JetBlue
Wed, 30 Sep - Fri, 9 Oct
Aer Lingus Logo
06:15 - 20:00DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
17h 45m1 stop Madrid Barajas
Aer Lingus Logo
18:10 - 17:50SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
19h 40m1 stop Madrid Barajas
€826Aer Lingus
Sun, 13 Dec - Tue, 12 Jan
Aer Lingus Logo
06:15 - 16:40DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
14h 25m1 stop Madrid Barajas
Aer Lingus Logo
18:10 - 17:50SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
19h 40m1 stop Madrid Barajas
€826Aer Lingus
Mon, 14 Dec - Tue, 12 Jan

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

Thu 29/10

09:40-22:18

1 stop16h 38m

San Juan Luis Munoz Marin Intl

Wed 11/11

18:10-18:25

2 stops20h 15m

€634

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Thu 29/10

09:40-22:18

1 stop16h 38m

San Juan Luis Munoz Marin Intl

Wed 11/11

18:10-18:25

2 stops20h 15m

€635

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Wed 30/9

09:15-23:49

2 stops19h 34m

San Juan Luis Munoz Marin Intl

Sat 10/10

12:50-15:25

2 stops21h 35m

€636

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Fri 2/10

09:30-09:24

2 stops28h 54m

San Juan Luis Munoz Marin Intl

Tue 6/10

12:21-09:35

2 stops16h 14m

€662

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Tue 29/9

12:40-11:00

2 stops27h 20m

San Juan Luis Munoz Marin Intl

Mon 12/10

10:36-09:35

2 stops17h 59m

€662

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Fri 2/10

09:30-09:24

2 stops28h 54m

San Juan Luis Munoz Marin Intl

Mon 12/10

06:00-09:45

1 stop22h 45m

€662

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Thu 1/10

11:30-13:39

1 stop31h 09m

San Juan Luis Munoz Marin Intl

Fri 9/10

13:00-09:00

1 stop15h 00m

€667
Fastest return journey

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Wed 30/9

11:30-19:34

1 stop13h 04m

San Juan Luis Munoz Marin Intl

Fri 9/10

13:00-09:00

1 stop15h 00m

€667

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Sun 13/12

06:15-20:00

1 stop17h 45m

San Juan Luis Munoz Marin Intl

Tue 12/1

18:10-17:50

1 stop19h 40m

€826

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Mon 14/12

06:15-16:40

1 stop14h 25m

San Juan Luis Munoz Marin Intl

Tue 12/1

18:10-17:50

1 stop19h 40m

€826

Flights are sorted by cheapest return flights 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 €549, 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 €630.

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 €549 in May
MOST EXPENSIVE MONTH TO FLY TO SAN JUAN FROM DUBLINJuly31% more expensiveIt costs about €848 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

€397

Best Round-Trip Price

€634

Fastest flight time

36h 48m

Popular in

July
The best one-way flight price to San Juan from Ireland in the last 5 days is €397 (Dublin to San Juan Luis Munoz Marin Intl).
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The best return flight price to San Juan from Ireland in the last 5 days is €634 (Dublin to San Juan Luis Munoz Marin Intl).
Search Deals
The fastest flight to San Juan from Ireland takes 36h 48m (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 14h 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 September 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 €732