$418 Cheap Flights from San Juan (SJU) to Luxembourg (LUX)

View $418 flight on Tue, Jan 20, 2026Opens in a new window

Popular airlines from Luis Munoz Marin Intl. Airport (SJU) to Findel International Airport (LUX)

    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 San Juan to Luxembourg (SJU-LUX)

Prices were available within the past 7 days and start at $418 for one-way flights and $486 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Tue, Jan 20 - Mon, Jan 26
SJU
San Juan
LUX
Luxembourg
$486 Roundtrip, found 1 hour ago
$486
Roundtrip
found 1 hour ago
Select British Airways flight, departing Tue, Jan 20 from San Juan to Luxembourg, returning Mon, Jan 26, priced at $486 found 1 hour ago
Delta
Tue, Jan 20 - Mon, Jan 26
SJU
San Juan
LUX
Luxembourg
$488 Roundtrip, found 1 hour ago
$488
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Jan 20 from San Juan to Luxembourg, returning Mon, Jan 26, priced at $488 found 1 hour ago
Delta
Tue, Jan 20 - Mon, Jan 26
SJU
San Juan
LUX
Luxembourg
$508 Roundtrip, found 1 hour ago
$508
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Jan 20 from San Juan to Luxembourg, returning Mon, Jan 26, priced at $508 found 1 hour ago
Delta
Tue, Jan 20 - Mon, Jan 26
SJU
San Juan
LUX
Luxembourg
$514 Roundtrip, found 1 hour ago
$514
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Jan 20 from San Juan to Luxembourg, returning Mon, Jan 26, priced at $514 found 1 hour ago
Delta
Tue, Jan 20 - Mon, Jan 26
SJU
San Juan
LUX
Luxembourg
$520 Roundtrip, found 1 hour ago
$520
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Jan 20 from San Juan to Luxembourg, returning Mon, Jan 26, priced at $520 found 1 hour ago
Delta
Tue, Jan 20 - Mon, Jan 26
SJU
San Juan
LUX
Luxembourg
$520 Roundtrip, found 1 hour ago
$520
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Jan 20 from San Juan to Luxembourg, returning Mon, Jan 26, priced at $520 found 1 hour ago
Delta
Tue, Jan 20 - Mon, Jan 26
SJU
San Juan
LUX
Luxembourg
$534 Roundtrip, found 1 hour ago
$534
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Jan 20 from San Juan to Luxembourg, returning Mon, Jan 26, priced at $534 found 1 hour ago
United
Tue, Jan 20 - Mon, Jan 26
SJU
San Juan
LUX
Luxembourg
$535 Roundtrip, found 1 hour ago
$535
Roundtrip
found 1 hour ago
Select United flight, departing Tue, Jan 20 from San Juan to Luxembourg, returning Mon, Jan 26, priced at $535 found 1 hour ago
American Airlines
Tue, Jan 20 - Mon, Jan 26
SJU
San Juan
LUX
Luxembourg
$544 Roundtrip, found 1 hour ago
$544
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Tue, Jan 20 from San Juan to Luxembourg, returning Mon, Jan 26, priced at $544 found 1 hour ago
KLM
Wed, Dec 3 - Tue, Dec 9
SJU
San Juan
LUX
Luxembourg
$693 Roundtrip, found 12 hours ago
$693
Roundtrip
found 12 hours ago
Select KLM flight, departing Wed, Dec 3 from San Juan to Luxembourg, returning Tue, Dec 9, priced at $693 found 12 hours ago

Frequently asked questions

How much does a flight from Luis Munoz Marin Intl. Airport (SJU) to Findel Airport (LUX) cost?
Lock in a cheap one-way flight from $418 or cheap return flight from $486 from Luis Munoz Marin Intl. Airport (SJU) to Findel Airport (LUX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Luis Munoz Marin Intl. Airport (SJU) to Findel Airport (LUX)?
January is the least expensive month to fly from SJU to LUX. Timing your trip outside of the busy season is often the key to better flight prices.
What is the cheapest airline that flies from Luis Munoz Marin Intl. Airport (SJU) to Findel Airport (LUX)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest SJU to LUX flight.
How many flights per day from Luis Munoz Marin Intl. Airport (SJU) to Findel Airport (LUX)?
There aren't any daily direct flights from Luis Munoz Marin Intl. Airport (SJU) to Findel Airport (LUX). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from SJU to LUX?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary depending on a number of factors, such as the airline 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 Findel Airport (LUX)?
Book a flight from Luis Munoz Marin Intl. Airport (SJU) to Findel Airport (LUX) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures later than this are on average 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 Luis Munoz Marin Intl. Airport (SJU) to Findel Airport (LUX) last-minute?
Holding off until right before your break to book your flight from SJU to LUX generally means paying more. Although you may find some last-minute deals, they aren't always guaranteed. Be flexible with your itinerary for a better chance of getting a bargain.
Is it cheaper to book a SJU to LUX flight and hotel package?
Booking a SJU to LUX flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Pick from our wide range of accommodations and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Luis Munoz Marin Intl. Airport (SJU) to Findel Airport (LUX)?
In most instances, you can modify or cancel your SJU to LUX flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you need more information, go to our Customer Service portal.

Travel information

Travel information

Origin airport
Luis Munoz Marin Intl.
Destination airport
Findel
Airlines serving
Air France, American Airlines, British Airways, Delta, KLM, Lufthansa, TAP Portugal, United
Roundtrip price
$486
Distance
4464 mi

Book with confidence

Book with confidence

San Juan to Luxembourg Flights

The cheapest times to fly from San Juan to Luxembourg

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

 

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

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

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 Luxembourg in 2025. You can also book with separate airlines for your outbound and return journeys, from $418 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 Luxembourg 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 Luxembourg 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 Luxembourg Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.