Cheapest return flights from Seoul to Newark in September from $644

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

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

Return flights

19 Sep - 03 Oct Air Canada
26 Sep - 03 Oct Air Canada
24 Sep - 30 Sep Air Canada
12 Sep - 25 Sep Air Canada
19 Sep - 29 Sep Air Canada
12 Sep - 15 Sep Air Canada
19 Sep - 04 Oct Air Canada
19 Sep - 27 Sep Air Canada
12 Sep - 20 Sep Air Canada
26 Sep - 17 Oct Air Canada
07 Sep - 16 Sep Air Premia direct
08 Sep - 15 Sep Air Premia direct
05 Sep - 10 Sep Air Premia direct
22 Sep - 02 Oct Air Premia direct
12 Sep - 19 Sep Air Premia direct
22 Sep - 03 Oct Air Premia direct
24 Sep - 07 Oct Delta
23 Sep - 07 Oct Delta
25 Sep - 02 Oct Delta
24 Sep - 06 Oct Delta

Also check the deals for one-way 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.

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