AirHint found the following cheapest return flights from New York (JFK) to Seoul (ICN) in April 2026 (see full year).

Return flights

27 Apr - 06 May	Etihad Airways
26 Apr - 09 May	Etihad Airways
15 Apr - 22 Apr	Turkish Airlines
01 Apr - 10 Apr	Turkish Airlines
05 Apr - 18 Apr	Turkish Airlines
05 Apr - 26 Apr	Turkish Airlines
15 Apr - 22 Apr	Delta	direct
27 Apr - 06 May	Delta	direct
05 Apr - 18 Apr	Korean Air	direct
26 Apr - 09 May	Delta	direct

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

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

Cheapest return flights from New York to Seoul in April from 850€

Return flights