AirHint found the following cheapest return flights from Avalon (AVV) to Seoul (ICN) in September 2026 (see full year).

Return flights

07 Sep - 14 Sep	Jetstar
02 Sep - 16 Sep	Jetstar
09 Sep - 16 Sep	Jetstar
08 Sep - 16 Sep	Jetstar
01 Sep - 15 Sep	Jetstar
06 Sep - 17 Sep	Jetstar
01 Sep - 09 Sep	Jetstar
22 Sep - 31 Oct	Jetstar
19 Sep - 29 Sep	Jetstar
01 Sep - 19 Sep	Jetstar
12 Sep - 19 Sep	Jetstar
25 Sep - 10 Oct	Jetstar
18 Sep - 01 Oct	Jetstar
15 Sep - 03 Oct	Jetstar
16 Sep - 02 Oct	Jetstar

Also check the deals for one-way flights from Avalon to Seoul in September.

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 Avalon to Seoul in September from $525

Return flights