Cheapest return flights from Sofia to Helsinki in April from $146

Best time to book flights for Sofia (SOF) to Helsinki (HEL) flights at AirHint

AirHint found the following cheapest return flights from Sofia (SOF) to Helsinki (HEL) in April 2025 (see full year).

Return flights

18 Apr - 28 Apr Norwegian Air Sweden AOC direct
11 Apr - 28 Apr Norwegian Air Sweden AOC direct
14 Apr - 28 Apr Norwegian Air Sweden AOC direct
04 Apr - 07 Apr Norwegian Air Sweden AOC direct
18 Apr - 21 Apr Norwegian Air Sweden AOC direct
11 Apr - 21 Apr Norwegian Air Sweden AOC direct
14 Apr - 21 Apr Norwegian Air Sweden AOC direct
04 Apr - 21 Apr Norwegian Air Sweden AOC direct
25 Apr - 28 Apr Ryanair
11 Apr - 14 Apr Norwegian Air Sweden AOC
28 Apr - 19 May Norwegian Air Sweden AOC direct
25 Apr - 16 May Norwegian Air Sweden AOC direct
28 Apr - 16 May Norwegian Air Sweden AOC direct

Also check the deals for one-way flights from Sofia to Helsinki in April.

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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