AirHint found the following cheapest return flights from Seoul (GMP) to Denpasar (DPS) in October 2025 (see full year).

Return flights

14 Oct - 22 Oct	Jin Air
13 Oct - 20 Oct	Jin Air
16 Oct - 19 Oct	Air Busan
19 Oct - 25 Oct	Jin Air
08 Oct - 13 Oct	Jeju Air
14 Oct - 04 Nov	EVA Air
15 Oct - 28 Oct	EVA Air
25 Oct - 28 Oct	EVA Air
31 Oct - 11 Nov	EVA Air
29 Oct - 10 Nov	EVA Air
31 Oct - 10 Nov	EVA Air
08 Oct - 12 Oct	Jeju Air
07 Oct - 12 Oct	Eastar Jet
18 Oct - 21 Oct	EVA Air
31 Oct - 03 Nov	EVA Air
22 Oct - 04 Nov	EVA Air
28 Oct - 04 Nov	EVA Air
24 Oct - 06 Nov	EVA Air
31 Oct - 13 Nov	EVA Air
28 Oct - 03 Nov	EVA Air

Also check the deals for one-way flights from Seoul to Denpasar 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 Seoul to Denpasar in October from 318€

Return flights