AirHint found the following cheapest return flights from Tiruchirappalli (TRZ) to Bangkok (BKK) in October 2025 (see full year).

Return flights

01 Oct - 06 Oct	Scoot Tigerair
18 Oct - 22 Oct	Scoot Tigerair
11 Oct - 18 Oct	Scoot Tigerair
09 Oct - 19 Oct	Scoot Tigerair
23 Oct - 28 Oct	IndiGo
11 Oct - 28 Oct	AirAsia
11 Oct - 22 Oct	AirAsia
20 Oct - 28 Oct	AirAsia
21 Oct - 28 Oct	AirAsia
20 Oct - 09 Nov	AirAsia
16 Oct - 28 Oct	AirAsia
23 Oct - 09 Nov	Air India Express

Also check the deals for one-way flights from Tiruchirappalli to Bangkok in October.

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 Tiruchirappalli to Bangkok in October from $242

Return flights