Cheapest return flights from Tokyo to Seoul in September from $115

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

Return flights

30 Sep - 11 Oct T'way Air direct
30 Sep - 10 Oct T'way Air direct
30 Sep - 12 Oct Jin Air direct
30 Sep - 15 Oct Jin Air direct
27 Sep - 10 Oct Jin Air direct
27 Sep - 11 Oct Jin Air direct
27 Sep - 12 Oct Jin Air direct
29 Sep - 10 Oct Jin Air direct
29 Sep - 11 Oct Jin Air direct
29 Sep - 28 Oct T'way Air direct
29 Sep - 30 Sep Jin Air
01 Sep - 03 Sep Jetstar Japan
27 Sep - 29 Sep Jin Air
04 Sep - 09 Sep Peach
27 Sep - 30 Sep Jin Air
02 Sep - 10 Sep T'way Air direct
03 Sep - 09 Sep Jeju Air direct
09 Sep - 11 Sep Jetstar Japan
06 Sep - 09 Sep Jeju Air direct
17 Sep - 21 Sep Jetstar Japan

Also check the deals for one-way flights from Tokyo 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.