Cheapest return flights from Kolkata to Helsinki in September from $747

Best time to book flights for Kolkata (CCU) to Helsinki (HEL) flights at AirHint

AirHint found the following cheapest return flights from Kolkata (CCU) to Helsinki (HEL) in September 2025 (see full year).

Return flights

29 Sep - 01 Oct IndiGo

Also check the deals for one-way flights from Kolkata to Helsinki in September.

Skyscanner

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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