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

Return flights

21 Oct - 05 Nov	Air Europa
28 Oct - 04 Nov	British Airways
27 Oct - 03 Nov	Air France
29 Oct - 05 Nov	Delta
29 Oct - 10 Nov	Air Europa
21 Oct - 28 Oct	KLM
22 Oct - 29 Oct	KLM
07 Oct - 12 Nov	Iberia
23 Oct - 30 Oct	TAP	direct
28 Oct - 04 Nov	TAP	direct
29 Oct - 05 Nov	TAP	direct
30 Oct - 06 Nov	TAP	direct
31 Oct - 07 Nov	TAP	direct
20 Oct - 27 Oct	KLM
14 Oct - 21 Oct	Air France
07 Oct - 14 Oct	FrenchBee
06 Oct - 13 Oct	KLM
15 Oct - 22 Oct	Delta
24 Oct - 31 Oct	KLM
19 Oct - 25 Oct	Brussels Airlines

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 $428

Return flights