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

One-Way flights

07 Oct	FrenchBee
14 Oct	FrenchBee
04 Oct	Frontier Airlines
03 Oct	Frontier Airlines
11 Oct	Frontier Airlines
06 Oct	Frontier Airlines
28 Oct	Spirit Airlines
29 Oct	Iberia
19 Oct	Iberia For Level
10 Oct	Frontier Airlines

Also check the deals for return flights from Miami to Lisbon 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.

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Cheapest one-way flights from Miami to Lisbon in October from $231

One-Way flights