Cheapest one-way flights from Bangkok to Kolkata in September from $83

Best time to book flights for Bangkok (BKK) to Kolkata (CCU) flights at AirHint

AirHint found the following cheapest one-way flights from Bangkok (BKK) to Kolkata (CCU) in September 2025 (see full year).

One-Way flights

17 Sep Thai AirAsia direct
24 Sep Thai AirAsia direct
23 Sep Thai AirAsia direct
20 Sep Thai AirAsia direct
01 Sep Thai AirAsia direct
11 Sep Thai AirAsia direct
22 Sep IndiGo direct
30 Sep IndiGo direct

Also check the deals for return flights from Bangkok to Kolkata in September.

Skyscanner

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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