Cheapest return flights from Newark to Seoul in October from 656€

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

Return flights

01 Oct - 21 Oct Frontier Airlines
22 Oct - 29 Oct Frontier Airlines
03 Oct - 19 Oct Spirit Airlines
03 Oct - 21 Oct Spirit Airlines
21 Oct - 24 Nov Frontier Airlines
03 Oct - 17 Oct Spirit Airlines
01 Oct - 01 Nov Hawaiian Airlines
04 Oct - 19 Oct Alaska Airlines
04 Oct - 17 Oct Porter Airlines (Canada) Ltd
26 Oct - 05 Nov Porter Airlines (Canada) Ltd
03 Oct - 08 Oct Spirit Airlines
18 Oct - 27 Oct Porter Airlines (Canada) Ltd
01 Oct - 22 Oct Hawaiian Airlines
22 Oct - 13 Nov Porter Airlines (Canada) Ltd
16 Oct - 02 Nov WestJet
21 Oct - 06 Nov Porter Airlines (Canada) Ltd
22 Oct - 13 Nov Air Premia direct
18 Oct - 02 Nov Spirit Airlines
27 Oct - 06 Nov Hawaiian Airlines
24 Oct - 02 Nov Hawaiian Airlines

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

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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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