The cheapest Luxembourg to Sint Maarten return flight on the radar right now is €728, flying with Air Canada via one or more connections. It covers departures in January 2027, and every dated link below opens that exact LUX–SXM search on Skyscanner. The price we usually record on this route is €748. Across 38 recorded checks it has ranged between €628 and €852. Our sampling points to January 2027 as the cheapest month to fly Luxembourg to Sint Maarten.
Prices are re-checked against Skyscanner automatically, and every one shows when it was last confirmed, so nothing here is older than it looks. Not flying from Luxembourg? We track 48 other departure cities for Sint Maarten, listed at the foot of this page.
Prices like this tend to vanish fast. If it has gone when you look, try the days either side of the dates above, since Luxembourg to Sint Maarten is often still worth booking within a day or two of the fare we found.