AirHint found the following cheapest return flights from Kochi (COK) to Colombo (CMB) in July 2025 (see full year).

Return flights

26 Jul - 31 Jul	IndiGo
08 Jul - 16 Jul	IndiGo
09 Jul - 16 Jul	IndiGo
18 Jul - 23 Jul	IndiGo
24 Jul - 30 Jul	IndiGo
18 Jul - 24 Jul	IndiGo
17 Jul - 31 Jul	IndiGo
27 Jul - 30 Jul	IndiGo
16 Jul - 23 Jul	IndiGo
20 Jul - 25 Jul	IndiGo
31 Jul - 07 Aug	IndiGo
28 Jul - 03 Aug	IndiGo
25 Jul - 01 Aug	IndiGo
29 Jul - 05 Aug	IndiGo
25 Jul - 01 Aug	SriLankan Airlines	direct
31 Jul - 07 Aug	SriLankan Airlines	direct
28 Jul - 04 Aug	IndiGo
30 Jul - 04 Aug	IndiGo
31 Jul - 03 Aug	IndiGo
28 Jul - 04 Aug	SriLankan Airlines	direct

Also check the deals for one-way flights from Kochi to Colombo in July.

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 Colombo in July from $197

Return flights