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

Return flights

12 Aug - 15 Sep	Air India
04 Aug - 07 Sep	Air India
02 Aug - 18 Aug	Air India
10 Aug - 15 Sep	IndiGo
14 Aug - 15 Sep	Air India
08 Aug - 03 Sep	Air India
06 Aug - 26 Aug	Air India
05 Aug - 12 Aug	Air India
12 Aug - 14 Aug	Air India
04 Aug - 18 Aug	Air India
07 Aug - 14 Aug	Air India
05 Aug - 25 Aug	Air India
03 Aug - 18 Aug	Air India
05 Aug - 26 Aug	Air India
12 Aug - 19 Aug	Air India
12 Aug - 01 Sep	Air India
05 Aug - 09 Sep	Air India
11 Aug - 05 Sep	Air India
13 Aug - 13 Sep	Air India
12 Aug - 20 Sep	Air India

Also check the deals for one-way flights from Kochi to London 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 London in August from 482€

Return flights