$330 Cheap Flights from San Juan (SJU) to Dublin (DUB)

View $330 flight on Wed, Apr 29, 2026Opens in a new window

Popular airlines from Luis Munoz Marin Intl. Airport (SJU) to Dublin Airport (DUB)

Cheap Flights from San Juan to Dublin (SJU-DUB)

Prices were available within the past 7 days and start at $330 for one-way flights and $380 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Nov 12 - Tue, Nov 18
SJU
San Juan
DUB
Dublin
$380 Roundtrip, found 4 hours ago
$380
Roundtrip
found 4 hours ago
Select Delta flight, departing Wed, Nov 12 from San Juan to Dublin, returning Tue, Nov 18, priced at $380 found 4 hours ago
Delta
Fri, Nov 14 - Tue, Nov 18
SJU
San Juan
DUB
Dublin
$405 Roundtrip, found 2 hours ago
$405
Roundtrip
found 2 hours ago
Select Delta flight, departing Fri, Nov 14 from San Juan to Dublin, returning Tue, Nov 18, priced at $405 found 2 hours ago
Delta
Wed, Nov 12 - Thu, Nov 20
SJU
San Juan
DUB
Dublin
$406 Roundtrip, found 4 hours ago
$406
Roundtrip
found 4 hours ago
Select Delta flight, departing Wed, Nov 12 from San Juan to Dublin, returning Thu, Nov 20, priced at $406 found 4 hours ago
United
Fri, Nov 14 - Sat, Nov 22
SJU
San Juan
DUB
Dublin
$415 Roundtrip, found 2 hours ago
$415
Roundtrip
found 2 hours ago
Select United flight, departing Fri, Nov 14 from San Juan to Dublin, returning Sat, Nov 22, priced at $415 found 2 hours ago
American Airlines
Wed, Nov 5 - Wed, Nov 12
SJU
San Juan
DUB
Dublin
$421 Roundtrip, found 4 hours ago
$421
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Wed, Nov 5 from San Juan to Dublin, returning Wed, Nov 12, priced at $421 found 4 hours ago
British Airways
Tue, Feb 24 - Thu, Mar 5
SJU
San Juan
DUB
Dublin
$422 Roundtrip, found 2 hours ago
$422
Roundtrip
found 2 hours ago
Select British Airways flight, departing Tue, Feb 24 from San Juan to Dublin, returning Thu, Mar 5, priced at $422 found 2 hours ago
Delta
Thu, Dec 4 - Tue, Dec 9
SJU
San Juan
DUB
Dublin
$424 Roundtrip, found 6 hours ago
$424
Roundtrip
found 6 hours ago
Select Delta flight, departing Thu, Dec 4 from San Juan to Dublin, returning Tue, Dec 9, priced at $424 found 6 hours ago
United
Thu, Nov 27 - Sat, Dec 6
SJU
San Juan
DUB
Dublin
$425 Roundtrip, found 2 hours ago
$425
Roundtrip
found 2 hours ago
Select United flight, departing Thu, Nov 27 from San Juan to Dublin, returning Sat, Dec 6, priced at $425 found 2 hours ago
Delta
Mon, Nov 17 - Fri, Dec 5
SJU
San Juan
DUB
Dublin
$426 Roundtrip, found 2 hours ago
$426
Roundtrip
found 2 hours ago
Select Delta flight, departing Mon, Nov 17 from San Juan to Dublin, returning Fri, Dec 5, priced at $426 found 2 hours ago
Lufthansa
Wed, Nov 12 - Wed, Nov 19
SJU
San Juan
DUB
Dublin
$430 Roundtrip, just found
$430
Roundtrip
just found
Select Lufthansa flight, departing Wed, Nov 12 from San Juan to Dublin, returning Wed, Nov 19, priced at $430 just found

Find the cheapest month to fly from San Juan (SJU) to Dublin (DUB)

November is typically the cheapest month to fly

From $466 - $1,147 per traveler.

Alternative airports near Dublin

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Dublin Airport DUB. Cheapest and Closest option available. Average driving time to city center is 14 minutes. Flights from $430
DUB
Dublin Airport
CheapestClosest
Average driving time to city center14 min
Flights from $430

Frequently asked questions

How much does a flight from Luis Munoz Marin Intl. Airport (SJU) to Dublin Airport (DUB) cost?
Secure a cheap one-way flight from $330 or cheap return flight from $380 from Luis Munoz Marin Intl. Airport (SJU) to Dublin Airport (DUB) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Luis Munoz Marin Intl. Airport (SJU) to Dublin Airport (DUB)?
Traveling in November can help you save, as it's the cheapest month for flights between SJU and DUB. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from Luis Munoz Marin Intl. Airport (SJU) to Dublin Airport (DUB)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll fly you from SJU to DUB. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from Luis Munoz Marin Intl. Airport (SJU) to Dublin Airport (DUB)?
You'll have to book a flight with a layover when traveling from Luis Munoz Marin Intl. Airport (SJU) to Dublin Airport (DUB). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from SJU to DUB?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change based on a range of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Luis Munoz Marin Intl. Airport (SJU) to Dublin Airport (DUB)?
To touch down at Dublin Airport (DUB) on schedule, book a flight that leaves Luis Munoz Marin Intl. Airport (SJU) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Luis Munoz Marin Intl. Airport (SJU) to Dublin Airport (DUB) last-minute?
Last-minute fares from SJU to DUB are generally more expensive. To secure the cheapest rates, start searching for flights as early as possible. That being said, if you can play around with your travel dates, it's possible to score a cheap fare right before your journey.
Is it cheaper to book a SJU to DUB flight and hotel package?
Compared with arranging hotels and flights separately, booking a SJU to DUB flight and hotel package with Expedia could lead to significant savings. Better yet, managing everything in one place takes the hassle out of travel planning. Simply pick your flights and select from our wide range of hotels, then personalize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Luis Munoz Marin Intl. Airport (SJU) to Dublin Airport (DUB)?
If you booked your SJU to DUB flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more details.

Travel information

Origin airport
Luis Munoz Marin Intl.
Destination airport
Dublin
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, TAP Portugal, United
Roundtrip price
$380
Distance
3966 mi

Book with confidence

San Juan to Dublin Flights

The cheapest times to fly from San Juan to Dublin

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Juan to Dublin are during the month of November. You can find some of the cheapest flights from San Juan to Dublin with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Juan to Dublin

Sunday is one of the best days to book for cheap flights from San Juan to Dublin: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Juan to Dublin

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Juan to Dublin in 2025. You can also book with separate airlines for your outbound and return journeys, from $330 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Juan to Dublin flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Juan to Dublin airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

San Juan to Dublin Flights
*Available to One Key members.