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

Return flights

01 Sep - 05 Sep	Air India
02 Sep - 06 Sep	Air India
01 Sep - 04 Sep	Air India
17 Sep - 24 Sep	Air India
09 Sep - 18 Sep	Air India
10 Sep - 18 Sep	Air India
01 Sep - 10 Sep	Air India
02 Sep - 11 Sep	Air India
10 Sep - 15 Sep	Air India
28 Sep - 15 Oct	Air India
11 Sep - 16 Sep	Air India
30 Sep - 06 Oct	Air India
28 Sep - 04 Oct	Air India
19 Sep - 26 Oct	Air India
25 Sep - 02 Oct	IndiGo
25 Sep - 02 Oct	Singapore Airlines	direct
28 Sep - 04 Oct	Singapore Airlines	direct
30 Sep - 06 Oct	Singapore Airlines	direct
22 Sep - 12 Oct	AirAsia
19 Sep - 06 Oct	AirAsia

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

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 Ahmedabad to Singapore in September from $151

Return flights