$523 Cheap Flights from Brussels (BRU) to San Juan (SJU)

View $523 flight on Thu, Apr 23, 2026Opens in a new window

Popular airlines from Brussels Airport (BRU) to Luis Munoz Marin Intl. Airport (SJU)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Brussels to San Juan (BRU-SJU)

Prices were available within the past 7 days and start at $523 for one-way flights and $803 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Mar 14 - Fri, Mar 27
BRU
Brussels
SJU
San Juan
$803 Roundtrip, found 1 day ago
$803
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Mar 14 from Brussels to San Juan, returning Fri, Mar 27, priced at $803 found 1 day ago
American Airlines
Fri, Feb 20 - Mon, Feb 23
BRU
Brussels
SJU
San Juan
$804 Roundtrip, found 18 hours ago
$804
Roundtrip
found 18 hours ago
Select American Airlines flight, departing Fri, Feb 20 from Brussels to San Juan, returning Mon, Feb 23, priced at $804 found 18 hours ago
British Airways
Wed, Apr 22 - Thu, Apr 30
BRU
Brussels
SJU
San Juan
$806 Roundtrip, found 2 days ago
$806
Roundtrip
found 2 days ago
Select British Airways flight, departing Wed, Apr 22 from Brussels to San Juan, returning Thu, Apr 30, priced at $806 found 2 days ago
Lufthansa
Wed, Nov 19 - Thu, Nov 27
BRU
Brussels
SJU
San Juan
$806 Roundtrip, found 1 day ago
$806
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Wed, Nov 19 from Brussels to San Juan, returning Thu, Nov 27, priced at $806 found 1 day ago
Lufthansa
Fri, Nov 21 - Fri, Dec 12
BRU
Brussels
SJU
San Juan
$807 Roundtrip, found 6 days ago
$807
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Fri, Nov 21 from Brussels to San Juan, returning Fri, Dec 12, priced at $807 found 6 days ago
Lufthansa
Wed, Nov 19 - Thu, Nov 27
BRU
Brussels
SJU
San Juan
$813 Roundtrip, found 1 day ago
$813
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Wed, Nov 19 from Brussels to San Juan, returning Thu, Nov 27, priced at $813 found 1 day ago
Iberia
Sat, Mar 14 - Fri, Mar 27
BRU
Brussels
SJU
San Juan
$814 Roundtrip, found 1 day ago
$814
Roundtrip
found 1 day ago
Select Iberia flight, departing Sat, Mar 14 from Brussels to San Juan, returning Fri, Mar 27, priced at $814 found 1 day ago
Lufthansa
Wed, Nov 19 - Thu, Nov 27
BRU
Brussels
SJU
San Juan
$818 Roundtrip, found 1 day ago
$818
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Wed, Nov 19 from Brussels to San Juan, returning Thu, Nov 27, priced at $818 found 1 day ago
United
Thu, Apr 9 - Wed, Apr 15
BRU
Brussels
SJU
San Juan
$822 Roundtrip, found 17 hours ago
$822
Roundtrip
found 17 hours ago
Select United flight, departing Thu, Apr 9 from Brussels to San Juan, returning Wed, Apr 15, priced at $822 found 17 hours ago
United
Fri, Feb 20 - Sun, Mar 1
BRU
Brussels
SJU
San Juan
$822 Roundtrip, found 18 hours ago
$822
Roundtrip
found 18 hours ago
Select United flight, departing Fri, Feb 20 from Brussels to San Juan, returning Sun, Mar 1, priced at $822 found 18 hours ago

Alternative airports near San Juan

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

Select flight to Luis Munoz Marin Intl. SJU. Cheapest option available. Average driving time to city center is 16 minutes. Flights from $804
SJU
Luis Munoz Marin Intl.
Cheapest
Average driving time to city center16 min
Flights from $804

Frequently asked questions

How much does a flight from Brussels - National Airport (BRU) to Luis Munoz Marin Intl. Airport (SJU) cost?
Lock in a cheap one-way flight from $523 or cheap return flight from $803 from Brussels - National Airport (BRU) to Luis Munoz Marin Intl. Airport (SJU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Brussels - National Airport (BRU) to Luis Munoz Marin Intl. Airport (SJU)?
March is the cheapest month to fly from BRU to SJU. Planning your trip for the off-season is often the key to finding better fares.
What is the cheapest airline that flies from Brussels - National Airport (BRU) to Luis Munoz Marin Intl. Airport (SJU)?
To find the cheapest airline that'll fly you from BRU to SJU, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Brussels - National Airport (BRU) to Luis Munoz Marin Intl. Airport (SJU)?
Direct flights from Brussels - National Airport (BRU) to Luis Munoz Marin Intl. Airport (SJU) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BRU to SJU?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Brussels - National Airport (BRU) to Luis Munoz Marin Intl. Airport (SJU)?
To avoid possible delays on the Brussels - National Airport (BRU) to Luis Munoz Marin Intl. Airport (SJU) route, aim to fly before 3 PM. Later departures are 22% more likely to be canceled.**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 Brussels - National Airport (BRU) to Luis Munoz Marin Intl. Airport (SJU) last-minute?
Booking your flight from BRU to SJU shortly before your getaway is usually more expensive. However, if you're flexible with your travel dates and times, you could grab a cheap last-minute fare.
Can I cancel or change the date of my flight from Brussels - National Airport (BRU) to Luis Munoz Marin Intl. Airport (SJU)?
In most instances, you can reschedule or cancel your BRU to SJU flight. However, additional fees may apply, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you want further information, visit our Customer Service portal.

Travel information

Origin airport
Brussels - National
Destination airport
Luis Munoz Marin Intl.
Airlines serving
Aer Lingus, Air Canada, Air Europa, American Airlines, British Airways, Delta, Finnair, Iberia, Icelandair, KLM, Lufthansa, TAP Portugal, Turkish Airlines, United
Roundtrip price
$802
Distance
4391 mi

Book with confidence

Brussels to San Juan Flights

The cheapest times to fly from Brussels to San Juan

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 Brussels to San Juan are during the month of March. You can find some of the cheapest flights from Brussels to San Juan with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Brussels to San Juan: 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 Brussels to San Juan

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 Brussels to San Juan in 2025. You can also book with separate airlines for your outbound and return journeys, from $523 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 Brussels to San Juan 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 Brussels to San Juan 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.

 

Brussels to San Juan Flights

Explore a world of travel with Expedia

*Available to One Key members.