Cheapest return flights from Hanoi to Singapore in September from $225

Best time to book flights for Hanoi (HAN) to Singapore (SIN) flights at AirHint

AirHint found the following cheapest return flights from Hanoi (HAN) to Singapore (SIN) in September 2025 (see full year).

Return flights

20 Sep - 07 Oct Singapore Airlines direct
22 Sep - 06 Oct Thai AirAsia
21 Sep - 06 Oct Thai AirAsia
24 Sep - 06 Oct Thai AirAsia
22 Sep - 25 Sep Thai AirAsia
21 Sep - 25 Sep Thai AirAsia
24 Sep - 25 Sep Thai AirAsia
04 Sep - 11 Sep Thai AirAsia
04 Sep - 20 Sep Thai AirAsia
04 Sep - 13 Sep Thai AirAsia
04 Sep - 17 Sep Thai AirAsia
04 Sep - 25 Sep Thai AirAsia
04 Sep - 18 Sep Thai AirAsia
09 Sep - 11 Sep Thai AirAsia
29 Sep - 06 Oct Thai AirAsia
30 Sep - 06 Oct Thai AirAsia
22 Sep - 07 Oct Thai AirAsia
21 Sep - 07 Oct Thai AirAsia
24 Sep - 07 Oct Thai AirAsia
30 Sep - 07 Oct Thai AirAsia

Also check the deals for one-way flights from Hanoi to Singapore in September.

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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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