Cheapest return flights from Charlotte to Seoul in December from $920

AirHint found the following cheapest return flights from Charlotte (CLT) to Seoul (ICN) in December 2025 (see full year).

Return flights

07 Dec - 20 Dec American Airlines
29 Dec - 11 Jan Frontier Airlines
28 Dec - 10 Jan Spirit Airlines
24 Dec - 31 Dec Delta
11 Dec - 11 Jan American Airlines
25 Dec - 01 Jan Spirit Airlines
17 Dec - 28 Dec Delta
19 Dec - 29 Dec Spirit Airlines
18 Dec - 28 Dec WestJet
14 Dec - 03 Jan Spirit Airlines
18 Dec - 08 Jan WestJet
18 Dec - 02 Jan Delta

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

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