AirHint found the following cheapest return flights from Kochi (COK) to Tokyo (NRT) in December 2025 (see full year).

Return flights

27 Dec - 05 Jan	Thai AirAsia
10 Dec - 14 Dec	SriLankan Airlines
08 Dec - 14 Dec	SriLankan Airlines
14 Dec - 21 Dec	Thai Lion Air
04 Dec - 11 Dec	Batik Air Malaysia
15 Dec - 19 Dec	IndiGo
23 Dec - 14 Jan	Malaysia Airlines
19 Dec - 04 Jan	SriLankan Airlines
05 Dec - 08 Dec	Malaysia Airlines
25 Dec - 01 Jan	Malaysia Airlines
07 Dec - 11 Dec	Malaysia Airlines
01 Dec - 08 Dec	Singapore Airlines
20 Dec - 26 Dec	Thai AirAsia
05 Dec - 12 Dec	Malaysia Airlines
25 Dec - 02 Jan	Malaysia Airlines

Also check the deals for one-way flights from Kochi to Tokyo in December.

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 Tokyo in December from $608

Return flights