Cheapest return flights from Newark to Seoul in September from $839

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

Return flights

11 Sep - 18 Sep Ethiopian Airlines
11 Sep - 23 Sep Ethiopian Airlines
09 Sep - 23 Sep Air Canada
10 Sep - 23 Sep Air Canada
16 Sep - 23 Sep Ethiopian Airlines
18 Sep - 26 Sep Ethiopian Airlines
26 Sep - 12 Oct Air Canada
23 Sep - 07 Oct Air Canada
10 Sep - 17 Sep Air Canada
12 Sep - 21 Sep Air Canada
10 Sep - 24 Sep Air Canada
05 Sep - 12 Sep Alaska Airlines
16 Sep - 15 Oct Air Canada
29 Sep - 30 Oct Air Premia direct
17 Sep - 15 Oct Air Canada
09 Sep - 09 Oct Air Canada
26 Sep - 12 Oct Air Premia direct
01 Sep - 31 Oct Air Premia direct
26 Sep - 19 Oct Air Premia direct
23 Sep - 13 Oct Air Premia direct

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

Skyscanner

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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