Cheapest return flights from Cologne to Helsinki in May from $270

Best time to book flights for Cologne (CGN) to Helsinki (HEL) flights at AirHint

AirHint found the following cheapest return flights from Cologne (CGN) to Helsinki (HEL) in May 2025 (see full year).

Return flights

22 May - 23 May Eurowings
18 May - 21 May Eurowings
22 May - 26 May Eurowings
25 May - 06 Jun Eurowings
21 May - 30 May Lufthansa
13 May - 14 May Eurowings
15 May - 18 May Eurowings
20 May - 23 May Ryanair
13 May - 20 May Eurowings
23 May - 05 Jun Eurowings
29 May - 01 Jun Ryanair
17 May - 18 May AJet
28 May - 01 Jun Lufthansa

Also check the deals for one-way flights from Cologne to Helsinki in May.

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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