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

Return flights

29 Oct - 05 Nov	Iberia
21 Oct - 29 Oct	Air Europa
22 Oct - 28 Oct	KLM
30 Oct - 04 Nov	TAP	direct
24 Oct - 07 Nov	Delta
28 Oct - 12 Nov	TAP	direct
07 Oct - 28 Oct	Delta
21 Oct - 05 Nov	TAP	direct
23 Oct - 28 Oct	Air France
22 Oct - 27 Oct	Delta
21 Oct - 27 Oct	KLM
15 Oct - 20 Oct	SWISS
01 Oct - 07 Oct	Delta
08 Oct - 14 Oct	Delta
01 Oct - 14 Oct	Delta
18 Oct - 09 Nov	Iberia For Level
24 Oct - 07 Nov	TAP	direct

Also check the deals for one-way 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 return flights from Miami to Lisbon in October from 324€

Return flights