Cheapest return flights from Bangkok to Kolkata in September from $169

AirHint found the following cheapest return flights from Bangkok (DMK) to Kolkata (CCU) in September 2025 (see full year).

Return flights

04 Sep - 10 Sep Thai AirAsia direct
04 Sep - 22 Sep Thai AirAsia direct
04 Sep - 17 Sep Thai AirAsia direct
04 Sep - 07 Sep Thai AirAsia direct
04 Sep - 18 Sep Thai AirAsia direct
04 Sep - 08 Sep Thai AirAsia direct
23 Sep - 12 Oct Thai AirAsia direct
24 Sep - 12 Oct Thai AirAsia direct
23 Sep - 13 Oct Thai AirAsia direct
24 Sep - 13 Oct Thai AirAsia direct
04 Sep - 20 Sep Thai AirAsia direct
04 Sep - 21 Sep Thai AirAsia direct
04 Sep - 14 Sep Thai AirAsia direct
04 Sep - 16 Sep Thai AirAsia direct
23 Sep - 08 Oct Thai AirAsia direct
24 Sep - 08 Oct Thai AirAsia direct
23 Sep - 09 Oct Thai AirAsia direct
24 Sep - 09 Oct Thai AirAsia direct
23 Sep - 07 Oct Thai AirAsia direct
23 Sep - 10 Oct Thai AirAsia direct

Also check the deals for one-way flights from Bangkok to Kolkata 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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