Cheapest one-way ATL–LIS flights, December

AirHint found the following cheapest one-way flights from Atlanta (ATL) to Lisbon (LIS) in December 2026 (see full year).

One-Way flights

28 Dec American Airlines
23 Dec Air France
27 Dec Air France
22 Dec Air Canada
24 Dec British Airways
25 Dec British Airways
26 Dec British Airways
14 Dec American Airlines
15 Dec American Airlines
16 Dec British Airways

Also check the deals for return flights from Atlanta to Lisbon in December.

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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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