AirHint found the following cheapest return flights from Xi'an (XIY) to Seoul (ICN) in October 2025 (see full year).

Return flights

18 Oct - 25 Oct	China Southern
21 Oct - 28 Oct	China Southern
23 Oct - 28 Oct	China Southern
17 Oct - 20 Oct	China Southern
17 Oct - 19 Oct	Air China
24 Oct - 31 Oct	Air China
23 Oct - 30 Oct	Air China
13 Oct - 25 Oct	China Southern
30 Oct - 02 Nov	Air China
31 Oct - 02 Nov	China Southern
20 Oct - 27 Oct	China Southern
13 Oct - 22 Oct	China Southern
15 Oct - 26 Nov	Korean Air	direct
30 Oct - 02 Nov	Korean Air	direct

Also check the deals for one-way flights from Xi'an to Seoul in October.

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 Xi'an to Seoul in October from $214

Return flights