Cheapest return flights from Seoul to Singapore in October from $501

Best time to book flights for Seoul (GMP) to Singapore (SIN) flights at AirHint

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

Return flights

10 Oct - 14 Oct EVA Air
12 Oct - 18 Oct Air China
12 Oct - 19 Oct Air China
18 Oct - 25 Oct Air China
29 Oct - 02 Nov Air China
31 Oct - 03 Nov Air China
01 Oct - 13 Oct EVA Air
08 Oct - 13 Oct Japan Airlines
16 Oct - 20 Oct Japan Airlines
16 Oct - 21 Oct Japan Airlines
23 Oct - 27 Oct Japan Airlines
02 Oct - 08 Oct Japan Airlines
25 Oct - 01 Nov Air China

Also check the deals for one-way flights from Seoul to Singapore in October.

Skyscanner

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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