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

Return flights

21 Aug - 31 Aug	Spirit Airlines
18 Aug - 18 Sep	Spirit Airlines
08 Aug - 27 Aug	Spirit Airlines
05 Aug - 26 Aug	Spirit Airlines
11 Aug - 23 Sep	Spirit Airlines
13 Aug - 10 Sep	Korean Air
17 Aug - 31 Aug	Delta
27 Aug - 31 Aug	Delta
03 Aug - 18 Sep	Air Canada
14 Aug - 10 Sep	Korean Air
31 Aug - 12 Sep	Korean Air
28 Aug - 06 Sep	Korean Air
22 Aug - 29 Aug	Korean Air
14 Aug - 21 Aug	Korean Air
09 Aug - 16 Aug	Delta
07 Aug - 22 Aug	Delta
21 Aug - 18 Sep	Korean Air
15 Aug - 10 Sep	Air Canada

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

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 August from 976€

Return flights