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

Return flights

08 Oct - 14 Oct	Spirit Airlines
29 Oct - 05 Nov	United
24 Oct - 31 Oct	United
08 Oct - 21 Oct	Spirit Airlines
14 Oct - 21 Oct	United
09 Oct - 16 Oct	United
19 Oct - 26 Oct	United
04 Oct - 11 Oct	United

Also check the deals for one-way flights from Nashville 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 Nashville to Lisbon in October from 477€

Return flights