Cheapest return ATL–ICN flights, December

AirHint found the following cheapest return flights from Atlanta (ATL) to Seoul (ICN) in December 2026 (see full year).

Return flights

14 Dec - 08 Jan Lufthansa
10 Dec - 30 Dec Lufthansa
10 Dec - 30 Dec Korean Air direct
13 Dec - 03 Jan Lufthansa
04 Dec - 02 Jan Alaska Airlines
11 Dec - 03 Jan Air France
14 Dec - 08 Jan Delta direct
11 Dec - 02 Jan Alaska Airlines
18 Dec - 08 Jan WestJet
18 Dec - 29 Dec WestJet
04 Dec - 02 Jan Delta direct
13 Dec - 03 Jan Korean Air direct
11 Dec - 02 Jan Delta direct
18 Dec - 29 Dec Korean Air direct

Also check the deals for one-way flights from Atlanta to Seoul in December.

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