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

Return flights

03 Mar - 10 Mar	AirAsia
02 Mar - 11 Mar	Scoot	direct
18 Mar - 21 Mar	Scoot
04 Mar - 11 Mar	AirAsia
09 Mar - 14 Mar	Scoot	direct
28 Mar - 04 Apr	Hainan Airlines
04 Mar - 12 Mar	AirAsia
08 Mar - 12 Mar	AirAsia
28 Mar - 12 Apr	Hainan Airlines
05 Mar - 07 Mar	AirAsia
08 Mar - 11 Mar	AirAsia
05 Mar - 12 Mar	AirAsia
28 Mar - 02 Apr	Hainan Airlines
18 Mar - 03 Apr	Cebu Pacific
20 Mar - 03 Apr	Cebu Pacific
31 Mar - 11 Apr	Vietnam Airlines
31 Mar - 03 Apr	Vietnam Airlines
31 Mar - 07 Apr	Vietnam Airlines
31 Mar - 06 Apr	Vietnam Airlines
31 Mar - 05 Apr	Vietnam Airlines

Also check the deals for one-way flights from Singapore to Seoul 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 return flights from Singapore to Seoul in March from $215

Return flights