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Flights to San Juan

€595 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
06:15 - 20:00DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
17h 45m1 stop Madrid Barajas
Multiple Airlines Logo
15:00 - 05:10SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
34h 10m1 stop Toronto Pearson Intl
€618Multiple Airlines
Thu, 21 Jan - Sat, 30 Jan
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
06:00 - 09:00SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
22h 00m1 stop New York John F Kennedy Intl
€647JetBlue
Wed, 30 Sep - Wed, 7 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
10:30 - 09:00SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
17h 30m1 stop New York John F Kennedy Intl
€649JetBlue
Mon, 21 Sep - Tue, 6 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
10:30 - 09:00SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
17h 30m1 stop New York John F Kennedy Intl
€651JetBlue
Mon, 21 Sep - Tue, 6 Oct
Iberia Logo
09:50 - 19:05DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
14h 15m1 stop Madrid Barajas
Iberia Logo
14:18 - 06:30SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
35h 12m2 stops Miami Philadelphia
€653Iberia
Mon, 21 Sep - Tue, 6 Oct
American Airlines Logo
11:45 - 23:59DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
17h 14m1 stop Charlotte Douglas
American Airlines Logo
06:00 - 06:30SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
19h 30m2 stops Miami Philadelphia
€658American Airlines
Mon, 7 Sep - Sun, 13 Sep
American Airlines Logo
09:50 - 18:45DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
13h 55m1 stop Madrid Barajas
American Airlines Logo
10:16 - 06:30SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
15h 14m2 stops Miami Philadelphia
€658American Airlines
Sat, 12 Sep - Sat, 19 Sep
American Airlines Logo
13:45 - 22:24DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
13h 39m1 stop Philadelphia
American Airlines Logo
07:30 - 09:35SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
21h 05m1 stop Charlotte Douglas
€658American Airlines
Tue, 1 Sep - Mon, 7 Sep
Multiple Airlines Logo
16:15 - 16:40DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
28h 25m1 stop Madrid Barajas
Multiple Airlines Logo
15:00 - 05:10SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
34h 10m1 stop Toronto Pearson Intl
€661Multiple Airlines
Fri, 22 Jan - Sat, 30 Jan
Multiple Airlines Logo
18:35 - 20:00DUB  Dublin-SJU San Juan Luis Munoz Marin Intl
29h 25m1 stop Madrid Barajas
Multiple Airlines Logo
14:52 - 11:15SJU  San Juan Luis Munoz Marin Intl-DUB Dublin
16h 23m2 stops Miami London Heathrow
€684Multiple Airlines
Fri, 22 Jan - Mon, 1 Feb

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 21/1

06:15-20:00

1 stop17h 45m

San Juan Luis Munoz Marin Intl

Sat 30/1

15:00-05:10

1 stop34h 10m

€618

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

Wed 7/10

06:00-09:00

1 stop22h 00m

€647

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Mon 21/9

11:30-13:39

1 stop31h 09m

San Juan Luis Munoz Marin Intl

Tue 6/10

10:30-09:00

1 stop17h 30m

€649

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Mon 21/9

11:30-13:39

1 stop31h 09m

San Juan Luis Munoz Marin Intl

Tue 6/10

10:30-09:00

1 stop17h 30m

€651

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Mon 21/9

09:50-19:05

1 stop14h 15m

San Juan Luis Munoz Marin Intl

Tue 6/10

14:18-06:30

2 stops35h 12m

€653

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Mon 7/9

11:45-23:59

1 stop17h 14m

San Juan Luis Munoz Marin Intl

Sun 13/9

06:00-06:30

2 stops19h 30m

€658
Fastest return journey

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Sat 12/9

09:50-18:45

1 stop13h 55m

San Juan Luis Munoz Marin Intl

Sat 19/9

10:16-06:30

2 stops15h 14m

€658

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Tue 1/9

13:45-22:24

1 stop13h 39m

San Juan Luis Munoz Marin Intl

Mon 7/9

07:30-09:35

1 stop21h 05m

€658

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Fri 22/1

16:15-16:40

1 stop28h 25m

San Juan Luis Munoz Marin Intl

Sat 30/1

15:00-05:10

1 stop34h 10m

€661

DublinSan Juan

DUB Dublin - SJU San Juan Luis Munoz Marin Intl

DUBSJU

Dublin

Fri 22/1

18:35-20:00

1 stop29h 25m

San Juan Luis Munoz Marin Intl

Mon 1/2

14:52-11:15

2 stops16h 23m

€684

Flights are sorted by cheapest return flights first.

Showing 1-10 of 18 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 €550, 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 €631.

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 DUBLINMay22% cheaperFlying from Dublin to San Juan costs on average just €550 in May
MOST EXPENSIVE MONTH TO FLY TO SAN JUAN FROM DUBLINJuly21% more expensiveIt costs about €849 for flights to San Juan from Dublin in July
MOST POPULAR MONTH TO FLY TO SAN JUAN FROM DUBLINApril633% more users visitedMore momondo users searched in flights to San Juan from Dublin in April 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

€595

Best Round-Trip Price

€618

Fastest flight time

18h 22m

Popular in

July
The best one-way flight price to San Juan from Ireland in the last 5 days is €595 (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 €618 (Dublin to San Juan Luis Munoz Marin Intl).
Search Deals
The fastest flight to San Juan from Ireland takes 18h 22m (Dublin to San Juan Luis Munoz Marin Intl).
Search Deals
July has the highest demand for flights to San Juan, with a 4% 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 04m 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 2 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 €716