AirHint found the following cheapest return flights from Atlanta (ATL) to Lisbon (LIS) in October 2026 (see full year).
Return flights
| 22 Oct - 05 Nov | Delta | ||
| 20 Oct - 07 Nov | Delta | ||
| 04 Oct - 11 Oct | Finnair |
Also check the deals for one-way flights from Atlanta to Lisbon in October.
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