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

Return flights

02 Oct - 16 Oct	China Southern
14 Oct - 23 Oct	flyadeal
15 Oct - 23 Oct	IndiGo
20 Oct - 07 Nov	IndiGo
20 Oct - 27 Oct	IndiGo
25 Oct - 01 Nov	China Southern
18 Oct - 28 Oct	Flynas
18 Oct - 31 Oct	Flynas
21 Oct - 28 Oct	China Southern
01 Oct - 15 Oct	IndiGo
05 Oct - 12 Oct	IndiGo
11 Oct - 28 Oct	Flynas
27 Oct - 05 Nov	IndiGo
15 Oct - 05 Nov	IndiGo
24 Oct - 10 Nov	flyadeal
30 Oct - 08 Nov	China Southern
31 Oct - 28 Nov	China Eastern
23 Oct - 05 Nov	China Eastern
16 Oct - 06 Nov	China Southern
31 Oct - 07 Nov	Cathay Pacific

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 384€

Return flights