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

Return flights

03 Mar - 10 Mar	United
16 Mar - 25 Mar	United
04 Mar - 11 Mar	Lufthansa
02 Mar - 09 Mar	Lufthansa
09 Mar - 16 Mar	British Airways
08 Mar - 15 Mar	Scandinavian Airlines
16 Mar - 11 Apr	Scandinavian Airlines
08 Mar - 13 Mar	British Airways
07 Mar - 15 Mar	Scandinavian Airlines
14 Mar - 22 Mar	Lufthansa
12 Mar - 17 Mar	Lufthansa
28 Mar - 06 Apr	Lufthansa

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

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 March from $474

Return flights