Cheapest return flights from Helsinki to Sofia in May from $136

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

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

Return flights

02 May - 05 May Norwegian Air Sweden AOC direct
02 May - 09 May Norwegian Air Sweden AOC direct
16 May - 26 May Norwegian Air Sweden AOC direct
16 May - 23 May Norwegian Air Sweden AOC direct
05 May - 12 May Norwegian Air Sweden AOC direct
05 May - 19 May Norwegian Air Sweden AOC direct
05 May - 23 May Norwegian Air Sweden AOC direct
19 May - 30 May Norwegian Air Sweden AOC direct
19 May - 26 May Norwegian Air Sweden AOC direct
19 May - 23 May Norwegian Air Sweden AOC direct
19 May - 06 Jun Norwegian Air Sweden AOC direct
19 May - 02 Jun Norwegian Air Sweden AOC direct
23 May - 06 Jun Norwegian Air Sweden AOC direct
23 May - 02 Jun Norwegian Air Sweden AOC direct
23 May - 09 Jun Norwegian Air Sweden AOC direct
16 May - 02 Jun Norwegian Air Sweden AOC direct
26 May - 13 Jun Norwegian Air Sweden AOC direct
30 May - 13 Jun Norwegian Air Sweden AOC direct
26 May - 06 Jun Norwegian Air Sweden AOC direct
26 May - 02 Jun Norwegian Air Sweden AOC direct

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

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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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