Cheapest return flights from Bangkok to Singapore in September from $123

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

Return flights

17 Sep - 26 Sep Thai AirAsia direct
22 Sep - 24 Sep Thai AirAsia direct
23 Sep - 27 Sep Scoot direct
23 Sep - 28 Sep Scoot direct
19 Sep - 20 Sep Scoot direct
26 Sep - 27 Sep Scoot direct
21 Sep - 23 Sep Scoot direct
20 Sep - 23 Sep Scoot direct
26 Sep - 03 Oct Scoot direct
14 Sep - 18 Sep Scoot direct
18 Sep - 25 Sep Thai AirAsia direct
09 Sep - 14 Oct Thai AirAsia direct

Also check the deals for one-way flights from Bangkok 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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