Cheapest return flights from New York to Seoul in September from 768€

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

Return flights

06 Sep - 19 Sep Air Canada
22 Sep - 06 Oct Ethiopian Airlines
09 Sep - 17 Sep Frontier Airlines
05 Sep - 22 Sep WestJet
17 Sep - 24 Sep Frontier Airlines
29 Sep - 06 Oct Cathay Pacific
15 Sep - 23 Sep Cathay Pacific
03 Sep - 10 Sep Cathay Pacific
04 Sep - 10 Sep Cathay Pacific
10 Sep - 17 Sep Cathay Pacific
04 Sep - 11 Sep Cathay Pacific
09 Sep - 24 Sep Cathay Pacific
01 Sep - 22 Oct Cathay Pacific
26 Sep - 13 Oct Frontier Airlines
29 Sep - 26 Oct Cathay Pacific
28 Sep - 26 Oct Etihad Airways
30 Sep - 26 Oct Etihad Airways
30 Sep - 25 Oct Etihad Airways
29 Sep - 25 Oct Etihad Airways
09 Sep - 07 Oct Etihad Airways

Also check the deals for one-way flights from New York to Seoul 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 Seoul

Cheap car rent in Seoul

Feel free to contact us with any feedback or request another flight research.