Cheapest return flights from Atlanta to Lisbon in October from $478

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

Return flights

20 Oct - 05 Nov British Airways
22 Oct - 05 Nov Iberia
27 Oct - 11 Nov British Airways
23 Oct - 06 Nov American Airlines
25 Oct - 28 Oct Frontier Airlines
19 Oct - 08 Nov British Airways
15 Oct - 21 Oct Frontier Airlines
24 Oct - 31 Oct Frontier Airlines
18 Oct - 28 Oct Frontier Airlines
08 Oct - 29 Oct Frontier Airlines
07 Oct - 16 Oct Spirit Airlines
08 Oct - 15 Oct Spirit Airlines
15 Oct - 08 Nov Iberia
02 Oct - 09 Oct Turkish Airlines
11 Oct - 17 Oct Frontier Airlines
01 Oct - 06 Oct Spirit Airlines
09 Oct - 01 Nov Turkish Airlines

Also check the deals for one-way flights from Atlanta to Lisbon in October.

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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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