AirHint found the following cheapest return flights from Tiruchirappalli (TRZ) to Seoul (ICN) in August 2025 (see full year).

Return flights

28 Aug - 05 Sep	AirAsia
28 Aug - 30 Aug	AirAsia
28 Aug - 04 Sep	AirAsia
28 Aug - 16 Sep	AirAsia
10 Aug - 30 Aug	AirAsia
11 Aug - 30 Aug	AirAsia
12 Aug - 30 Aug	AirAsia
06 Aug - 26 Aug	AirAsia
10 Aug - 26 Aug	AirAsia
11 Aug - 26 Aug	AirAsia
12 Aug - 26 Aug	AirAsia
05 Aug - 26 Aug	AirAsia
28 Aug - 10 Sep	AirAsia
17 Aug - 05 Sep	AirAsia
06 Aug - 09 Aug	AirAsia
17 Aug - 04 Sep	AirAsia

Also check the deals for one-way flights from Tiruchirappalli to Seoul in August.

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 Seoul in August from 407€

Return flights