Cheapest return flights from Newark to Seoul in September from $973

AirHint found the following cheapest return flights from Newark (EWR) to Seoul (ICN) in September 2026 (see full year).

Return flights

30 Sep - 22 Oct Turkish Airlines
29 Sep - 22 Oct Turkish Airlines
22 Sep - 16 Oct Turkish Airlines
19 Sep - 30 Sep Turkish Airlines
28 Sep - 08 Oct Turkish Airlines
18 Sep - 24 Sep Turkish Airlines
11 Sep - 27 Sep Turkish Airlines
11 Sep - 20 Sep Air Premia direct
18 Sep - 25 Sep Turkish Airlines
18 Sep - 24 Sep Air Premia direct
18 Sep - 25 Sep Air Premia direct
13 Sep - 27 Sep Turkish Airlines
25 Sep - 05 Oct Turkish Airlines
11 Sep - 27 Sep Air Premia direct
13 Sep - 27 Sep Air Premia direct
28 Sep - 05 Oct Korean Air
25 Sep - 06 Oct Korean Air

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

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