Cheapest return flights from Newark to Seoul in December from 703€

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

Return flights

05 Dec - 14 Dec Frontier Airlines
03 Dec - 09 Dec Frontier Airlines
04 Dec - 07 Dec American Airlines
03 Dec - 07 Dec American Airlines
01 Dec - 11 Dec Icelandair
04 Dec - 17 Dec Spirit Airlines
05 Dec - 18 Dec Frontier Airlines
03 Dec - 13 Dec Air Canada
01 Dec - 16 Dec Air Canada
01 Dec - 08 Dec Air Canada
09 Dec - 24 Jan TAP
08 Dec - 19 Jan Porter Airlines (Canada) Ltd
10 Dec - 19 Jan Spirit Airlines
11 Dec - 25 Jan Alaska Airlines
11 Dec - 18 Jan Alaska Airlines
29 Dec - 31 Jan WestJet
04 Dec - 11 Jan Spirit Airlines
11 Dec - 15 Jan Alaska Airlines
11 Dec - 26 Jan Alaska Airlines
30 Dec - 13 Jan LOT

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

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