AirHint found the following cheapest return flights from Atlanta (ATL) to Lisbon (LIS) in July 2026 (see full year).

Return flights

21 Jul - 28 Jul	Air Canada
22 Jul - 29 Jul	Air Canada
29 Jul - 05 Aug	Air Canada
07 Jul - 14 Jul	Turkish Airlines
20 Jul - 27 Jul	Lufthansa
18 Jul - 30 Jul	Air Canada
10 Jul - 17 Jul	Turkish Airlines
13 Jul - 20 Jul	Turkish Airlines
19 Jul - 26 Jul	Air France
05 Jul - 12 Jul	Turkish Airlines
12 Jul - 19 Jul	Turkish Airlines
31 Jul - 07 Aug	British Airways

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

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 Atlanta to Lisbon in July from 610€

Return flights