AirHint found the following cheapest return flights from Hanoi (HAN) to Singapore (SIN) in May 2026 (see full year).

Return flights

01 May - 08 May	Scoot	direct
30 May - 03 Jun	Scoot	direct
17 May - 03 Jun	Thai AirAsia
17 May - 27 May	Thai AirAsia
16 May - 03 Jun	Thai AirAsia
16 May - 27 May	Thai AirAsia
01 May - 07 May	AirAsia
30 May - 16 Jun	Thai AirAsia
29 May - 16 Jun	Thai AirAsia
01 May - 09 May	AirAsia
01 May - 04 May	AirAsia
29 May - 03 Jun	Thai AirAsia
30 May - 12 Jun	Thai AirAsia
29 May - 12 Jun	Thai AirAsia
17 May - 29 May	Thai AirAsia
16 May - 29 May	Thai AirAsia

Also check the deals for one-way flights from Hanoi 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 return flights from Hanoi to Singapore in May from $208

Return flights