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Flights to San Juan

€336 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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JetBlue Logo
11:30 - 19:53DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
13h 23m1 stop New York John F Kennedy Intl
JetBlue Logo
15:00 - 09:00SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
13h 00m1 stop New York John F Kennedy Intl
€672JetBlue
Thu, 8 Oct - Thu, 15 Oct
JetBlue Logo
11:30 - 19:33DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
13h 03m1 stop New York John F Kennedy Intl
JetBlue Logo
15:00 - 09:00SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
13h 00m1 stop New York John F Kennedy Intl
€673JetBlue
Tue, 6 Oct - Tue, 13 Oct
Multiple Airlines Logo
09:30 - 00:01DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
19h 31m1 stop Philadelphia
Multiple Airlines Logo
00:59 - 06:30SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
24h 31m1 stop Philadelphia
€686Multiple Airlines
Mon, 5 Oct - Sun, 11 Oct
Multiple Airlines Logo
09:30 - 00:01DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
19h 31m1 stop Philadelphia
Multiple Airlines Logo
00:59 - 09:45SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
27h 46m2 stops Philadelphia Dallas/Fort Worth
€691Multiple Airlines
Mon, 5 Oct - Sun, 11 Oct
Multiple Airlines Logo
07:25 - 14:34DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
36h 09m2 stops Madrid Barajas Punta Cana
Multiple Airlines Logo
07:15 - 08:45SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
20h 30m1 stop Atlanta Hartsfield-Jackson
€710Multiple Airlines
Tue, 6 Oct - Tue, 13 Oct
American Airlines Logo
11:30 - 23:56DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
16h 26m1 stop Philadelphia
American Airlines Logo
14:28 - 08:30SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
14h 02m1 stop Philadelphia
€745American Airlines
Sat, 6 Feb - Mon, 8 Feb
American Airlines Logo
11:30 - 23:56DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
16h 26m1 stop Philadelphia
American Airlines Logo
19:12 - 08:30SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
33h 18m2 stops Miami Philadelphia
€745American Airlines
Sat, 6 Feb - Mon, 8 Feb
Aer Lingus Logo
06:15 - 16:40DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
14h 25m1 stop Madrid Barajas
Aer Lingus Logo
21:35 - 17:50SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
16h 15m1 stop Madrid Barajas
€780Aer Lingus
Thu, 14 Jan - Mon, 18 Jan
JetBlue Logo
11:30 - 20:03DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
13h 33m1 stop New York John F Kennedy Intl
JetBlue Logo
10:30 - 09:00SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
17h 30m1 stop New York John F Kennedy Intl
€1,320JetBlue
Fri, 9 Oct - Fri, 16 Oct
Aer Lingus Logo
11:40 - 00:25DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
16h 45m1 stop Boston Logan Intl
Aer Lingus Logo
21:35 - 17:50SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
16h 15m1 stop Madrid Barajas
€2,727Aer Lingus
Mon, 16 Nov - Sat, 5 Dec

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 8/10

11:30-19:53

1 stop13h 23m

San Juan Luis Munoz Marin Intl

Thu 15/10

15:00-09:00

1 stop13h 00m

€672
Fastest return journey

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Tue 6/10

11:30-19:33

1 stop13h 03m

San Juan Luis Munoz Marin Intl

Tue 13/10

15:00-09:00

1 stop13h 00m

€673

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Mon 5/10

09:30-00:01

1 stop19h 31m

San Juan Luis Munoz Marin Intl

Sun 11/10

00:59-06:30

1 stop24h 31m

€686

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Mon 5/10

09:30-00:01

1 stop19h 31m

San Juan Luis Munoz Marin Intl

Sun 11/10

00:59-09:45

2 stops27h 46m

€691

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Tue 6/10

07:25-14:34

2 stops36h 09m

San Juan Luis Munoz Marin Intl

Tue 13/10

07:15-08:45

1 stop20h 30m

€710

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Sat 6/2

11:30-23:56

1 stop16h 26m

San Juan Luis Munoz Marin Intl

Mon 8/2

14:28-08:30

1 stop14h 02m

€745

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Sat 6/2

11:30-23:56

1 stop16h 26m

San Juan Luis Munoz Marin Intl

Mon 8/2

19:12-08:30

2 stops33h 18m

€745

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Thu 14/1

06:15-16:40

1 stop14h 25m

San Juan Luis Munoz Marin Intl

Mon 18/1

21:35-17:50

1 stop16h 15m

€780

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Fri 9/10

11:30-20:03

1 stop13h 33m

San Juan Luis Munoz Marin Intl

Fri 16/10

10:30-09:00

1 stop17h 30m

€1,320

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Mon 16/11

11:40-00:25

1 stop16h 45m

San Juan Luis Munoz Marin Intl

Sat 5/12

21:35-17:50

1 stop16h 15m

€2,727

Flights are sorted by cheapest return flights first.

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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 €546, 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 €626.

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 DUBLINMay23% cheaperFlying from Dublin to San Juan costs on average just €546 in May
MOST EXPENSIVE MONTH TO FLY TO SAN JUAN FROM DUBLINJuly20% more expensiveIt costs about €843 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

€336

Best Round-Trip Price

€672

Fastest flight time

30h 42m

Popular in

July
The best one-way flight price to San Juan from Ireland in the last 5 days is €336 (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 €672 (Dublin to San Juan Luis Munoz Marin Intl).
Search Deals
The fastest flight to San Juan from Ireland takes 30h 42m (Dublin to San Juan Luis Munoz Marin Intl).
Search Deals
July has the highest demand for flights to San Juan, with a 6% price increase on average.
Search Deals

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 San Juan Antiguo?

Yes, you can get a flight ticket to San Juan Luis Munoz Marin Intl if you want to reach San Juan Antiguo. It is the nearest San Juan airport (12.5 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 13h 03m 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 August 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 €784