Cheapest one-way flights from Copenhagen to Helsinki in September from $60

Best time to book flights for Copenhagen (CPH) to Helsinki (HEL) flights at AirHint

AirHint found the following cheapest one-way flights from Copenhagen (CPH) to Helsinki (HEL) in September 2025 (see full year).

One-Way flights

22 Sep Norwegian Air Sweden AOC direct
03 Sep Norwegian Air Sweden AOC direct
10 Sep Norwegian Air Sweden AOC direct
17 Sep Norwegian Air Sweden AOC direct
19 Sep Norwegian Air Sweden AOC direct
24 Sep Norwegian Air Sweden AOC direct
25 Sep Scandinavian Airlines direct
09 Sep Scandinavian Airlines direct
07 Sep Scandinavian Airlines direct
11 Sep Scandinavian Airlines direct

Also check the deals for return flights from Copenhagen 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.

Book a cheap hotel in Helsinki

Cheap car rent in Helsinki