Cheapest one-way flights from Seoul to Newark in September from $457

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

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

One-Way flights

07 Sep Air Canada
26 Sep Air Canada
10 Sep Air Canada
24 Sep Air Canada
14 Sep Air Canada
12 Sep Air Premia direct
07 Sep Air Premia direct
22 Sep Air Premia direct
10 Sep Air Premia direct
16 Sep Air Premia direct

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

Book a cheap hotel in Newark

Cheap car rent in Newark