AirHint found the following cheapest one-way flights from Bangkok (DMK) to Singapore (SIN) in May 2026 (see full year).

One-Way flights

07 May	Thai Lion Air	direct
14 May	Thai AirAsia	direct
17 May	Thai AirAsia	direct
16 May	Thai AirAsia	direct
08 May	Thai AirAsia	direct
03 May	Thai AirAsia	direct
31 May	Thai AirAsia	direct
02 May	Thai AirAsia	direct

Also check the deals for return flights from Bangkok to Singapore in May.

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 Bangkok to Singapore in May from $54

One-Way flights