Cheapest one-way flights from Newark to Seoul in October from $453

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

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

One-Way flights

15 Oct Spirit Airlines
04 Oct Spirit Airlines
01 Oct Spirit Airlines
24 Oct Spirit Airlines
28 Oct Alaska Airlines
29 Oct Alaska Airlines
23 Oct Air Canada
17 Oct WestJet
03 Oct WestJet
23 Oct Air Premia direct

Also check the deals for return flights from Newark to Seoul in October.

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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