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

Return flights

26 Mar - 26 Mar	Scoot	direct
26 Mar - 27 Mar	Scoot	direct
19 Mar - 23 Mar	Scoot	direct
19 Mar - 22 Mar	Scoot	direct
26 Mar - 28 Mar	Scoot	direct
12 Mar - 12 Mar	Bangkok Airways	direct
12 Mar - 16 Mar	Bangkok Airways	direct
10 Mar - 14 Mar	Bangkok Airways	direct
26 Mar - 31 Mar	Bangkok Airways	direct
12 Mar - 22 Mar	Scoot	direct
26 Mar - 04 Apr	Scoot
31 Mar - 04 Apr	Scoot
30 Mar - 04 Apr	Scoot
26 Mar - 03 Apr	Scoot
27 Mar - 04 Apr	Scoot
29 Mar - 04 Apr	Bangkok Airways
26 Mar - 02 Apr	Scoot	direct
26 Mar - 03 Apr	Scoot	direct
28 Mar - 04 Apr	Bangkok Airways
26 Mar - 04 Apr	Scoot	direct

Also check the deals for one-way flights from Ko Samui 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 return flights from Ko Samui to Singapore in March from 241€

Return flights