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

Return flights

11 Mar - 19 Mar	British Airways
24 Mar - 01 Apr	Air Canada
09 Mar - 17 Mar	Iberia
16 Mar - 24 Mar	Iberia
07 Mar - 15 Mar	Scandinavian Airlines
23 Mar - 31 Mar	Air Canada
03 Mar - 11 Mar	Air Canada
10 Mar - 18 Mar	Air Canada
17 Mar - 25 Mar	Air Canada
22 Mar - 30 Mar	Scandinavian Airlines
18 Mar - 26 Mar	British Airways
25 Mar - 02 Apr	Air Canada
23 Mar - 08 Apr	United
31 Mar - 08 Apr	Air Canada
30 Mar - 07 Apr	Air Canada
29 Mar - 06 Apr	Air Canada
26 Mar - 03 Apr	Air Canada
28 Mar - 05 Apr	Air Canada
26 Mar - 10 Apr	Scandinavian Airlines
27 Mar - 04 Apr	British Airways

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 400€

Return flights