Cheapest return flights from Newark to Seoul in October from $929

Best time to book flights for Newark (EWR) to Seoul (ICN) flights at AirHint

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

Return flights

21 Oct - 20 Nov Air Canada
15 Oct - 12 Nov Air Canada
01 Oct - 14 Oct Air Canada
18 Oct - 25 Oct Spirit Airlines
16 Oct - 02 Nov Air Canada
20 Oct - 31 Oct Turkish Airlines
29 Oct - 06 Nov Turkish Airlines
15 Oct - 22 Oct Air Canada
01 Oct - 15 Oct Air Canada
17 Oct - 20 Oct Air Canada
29 Oct - 20 Nov Turkish Airlines
01 Oct - 09 Oct Air Canada
17 Oct - 26 Oct Air Canada
03 Oct - 17 Oct Turkish Airlines
03 Oct - 20 Oct Spirit Airlines
01 Oct - 01 Nov Alaska Airlines
29 Oct - 06 Nov Air Premia direct
29 Oct - 20 Nov Air Premia direct
21 Oct - 20 Nov Air Premia direct
15 Oct - 12 Nov Air Premia direct

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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