The cheapest Madrid to Miami return flight on the radar right now is €349, flying with TAP Air Portugal via one or more connections. It covers departures in November 2026, and every dated link below opens that exact MAD–MIA search on Skyscanner. That is roughly 21% below the €441 this route usually costs. Across 87 recorded checks it has ranged between €349 and €508. Our sampling points to November 2026 as the cheapest month to fly Madrid to Miami.
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 Madrid? We track 61 other departure cities for Miami, listed at the foot of this page.
Fares move quickly. If this Madrid to Miami 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.