AirHint found the following cheapest return flights from Kochi (COK) to Kathmandu (KTM) in August 2025 (see full year).

Return flights

17 Aug - 24 Aug	Air India
03 Aug - 09 Aug	Air India
26 Aug - 01 Sep	Air India
04 Aug - 09 Aug	Air India
01 Aug - 07 Aug	Air India
22 Aug - 28 Aug	Air India
25 Aug - 28 Aug	Air India
24 Aug - 28 Aug	Air India
02 Aug - 09 Aug	Air India
31 Aug - 16 Sep	Air India
31 Aug - 15 Sep	Air India
29 Aug - 03 Sep	Air India
04 Aug - 17 Aug	Air India
15 Aug - 15 Aug	Air India

Also check the deals for one-way flights from Kochi to Kathmandu 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 Kochi to Kathmandu in August from 176€

Return flights