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

Return flights

22 Oct - 26 Oct	Air China
23 Oct - 28 Oct	Air China
30 Oct - 01 Nov	China Southern
23 Oct - 30 Oct	Air China
31 Oct - 02 Nov	Air China
24 Oct - 26 Oct	Air China
19 Oct - 26 Oct	China Southern
15 Oct - 20 Oct	China Southern
17 Oct - 21 Oct	Shandong Airlines
17 Oct - 19 Oct	Shandong Airlines
03 Oct - 10 Oct	Shandong Airlines
02 Oct - 10 Oct	Shandong Airlines

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.

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Cheapest return flights from Xi'an to Seoul in October from 184€

Return flights