AirHint found the following cheapest one-way flights from Seoul (ICN) to Singapore (SIN) in March 2026 (see full year).

One-Way flights

07 Mar	AirAsia X
13 Mar	T'way Air	direct
06 Mar	T'way Air	direct
05 Mar	T'way Air	direct
12 Mar	T'way Air	direct
04 Mar	AirAsia X
03 Mar	AirAsia X
10 Mar	AirAsia X
30 Mar	Scoot	direct
25 Mar	Scoot	direct

Also check the deals for return flights from Seoul to Singapore in March.

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 one-way flights from Seoul to Singapore in March from 64€

One-Way flights