The cheapest Lisbon to Martinique return flight on the radar right now is €605, flying with Air Canada via one or more connections. It covers departures in April 2027, and every dated link below opens that exact LIS–FDF search on Skyscanner. Across 19 recorded checks it has ranged between €546 and €628. Our sampling points to April 2027 as the cheapest month to fly Lisbon to Martinique.
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 Lisbon? We track 52 other departure cities for Martinique, 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 Lisbon to Martinique is often still worth booking within a day or two of the fare we found.