AirHint found the following cheapest one-way flights from Miami (MIA) to Madrid (MAD) in October 2025 (see full year).

One-Way flights

14 Oct	FrenchBee
05 Oct	Frontier Airlines
09 Oct	FrenchBee
02 Oct	FrenchBee
06 Oct	Frontier Airlines
15 Oct	Frontier Airlines
04 Oct	Frontier Airlines
26 Oct	Frontier Airlines
03 Oct	Frontier Airlines
22 Oct	Frontier Airlines

Also check the deals for return flights from Miami to Madrid in October.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Madrid

Cheap car rent in Madrid

Cheapest one-way flights from Miami to Madrid in October from 182€

One-Way flights