The cheapest Zagreb to Madeira return flight on the radar right now is €250, flying with KLM via one or more connections. It covers departures in April 2027, and every dated link below opens that exact ZAG–FNC search on Skyscanner. That is roughly 11% below the €282 this route usually costs. Across 90 recorded checks it has ranged between €219 and €353. Our sampling points to April 2027 as the cheapest month to fly Zagreb to Madeira.
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 Zagreb? We track 59 other departure cities for Madeira, 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 Zagreb to Madeira is often still worth booking within a day or two of the fare we found.