AirHint found the following cheapest return flights from Bangalore (BLR) to Singapore (SIN) in September 2026 (see full year).

Return flights

03 Sep - 10 Sep	Air India
10 Sep - 15 Sep	Air India
11 Sep - 19 Sep	Air India
06 Sep - 13 Sep	Air India
03 Sep - 10 Sep	Singapore Airlines	direct
06 Sep - 19 Sep	Air India Express
06 Sep - 25 Sep	Air India Express
11 Sep - 25 Sep	Air India Express
01 Sep - 19 Sep	Air India Express
03 Sep - 19 Sep	Air India Express
25 Sep - 07 Oct	Air India Express
25 Sep - 14 Oct	Air India Express

Also check the deals for one-way flights from Bangalore 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 Bangalore to Singapore in September from $170

Return flights