AirHint found the following cheapest return flights from Guwahati (GAU) to Singapore (SIN) in August 2025 (see full year).

Return flights

21 Aug - 28 Aug	IndiGo
20 Aug - 21 Aug	IndiGo
22 Aug - 29 Aug	Air India
25 Aug - 07 Sep	Thai AirAsia
25 Aug - 29 Aug	Thai AirAsia
27 Aug - 07 Sep	Thai AirAsia
24 Aug - 07 Sep	Thai AirAsia
22 Aug - 07 Sep	Thai AirAsia
25 Aug - 28 Aug	Thai AirAsia
20 Aug - 07 Sep	Thai AirAsia
27 Aug - 29 Aug	Thai AirAsia
24 Aug - 29 Aug	Thai AirAsia
28 Aug - 07 Sep	Air India Express
22 Aug - 24 Aug	Thai AirAsia
24 Aug - 28 Aug	Thai AirAsia
20 Aug - 29 Aug	Thai AirAsia
21 Aug - 07 Sep	Air India Express

Also check the deals for one-way flights from Guwahati to Singapore in August.

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 Guwahati to Singapore in August from $245

Return flights