The cheapest Brussels to Sal return flight on the radar right now is €225, flying with Tuifly.be non-stop. It covers departures in October 2026, and every dated link below opens that exact BRU–SID search on Skyscanner. At 52% under the €471 we normally record here, it is one of the strongest BRU–SID fares in our index. Across 77 recorded checks it has ranged between €221 and €2,332. Our sampling points to October 2026 as the cheapest month to fly Brussels to Sal.
Every fare here is re-confirmed against Skyscanner automatically, and each one is stamped with the moment it was last checked, so you can see how fresh it is instead of taking it on trust. Not flying from Brussels? We track 54 other departure cities for Sal, listed at the foot of this page.
Fares move quickly. If this Brussels to Sal price has gone by the time you search, shift the dates a day or two either side, because the same route is often still cheap just next door.