AirHint found the following cheapest return flights from Riyadh (RUH) to Seoul (ICN) in October 2025 (see full year).

Return flights

03 Oct - 15 Oct	Cathay Pacific
02 Oct - 09 Oct	China Southern
16 Oct - 23 Oct	Air India
19 Oct - 04 Nov	Flynas
15 Oct - 26 Oct	China Eastern
02 Oct - 14 Oct	Flynas
23 Oct - 26 Oct	China Southern
02 Oct - 10 Oct	flyadeal
15 Oct - 05 Nov	China Eastern
24 Oct - 30 Oct	China Eastern
23 Oct - 04 Nov	China Southern
23 Oct - 30 Oct	Etihad Airways
21 Oct - 28 Oct	Etihad Airways
30 Oct - 06 Nov	Air India
23 Oct - 01 Nov	Cathay Pacific
26 Oct - 02 Nov	Etihad Airways
06 Oct - 20 Nov	Etihad Airways
25 Oct - 06 Nov	China Southern
25 Oct - 08 Nov	China Southern
10 Oct - 08 Nov	Air China

Also check the deals for one-way flights from Riyadh 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 Riyadh to Seoul in October from 451€

Return flights