Cheapest one-way flights from Helsinki to Sofia in May from $65

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

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

One-Way flights

05 May Norwegian Air Sweden AOC direct
19 May Norwegian Air Sweden AOC direct
12 May Norwegian Air Sweden AOC direct
23 May Norwegian Air Sweden AOC direct
09 May Norwegian Air Sweden AOC direct
02 May Norwegian Air Sweden AOC direct
26 May Norwegian Air Sweden AOC direct
16 May Norwegian Air Sweden AOC direct
06 May Ryanair
14 May Norwegian Air Sweden AOC

Also check the deals for return flights from Helsinki to Sofia 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.

Book a cheap hotel in Sofia

Cheap car rent in Sofia