Cheapest return flights from Sofia to Helsinki in August from $177
AirHint found the following cheapest return flights from Sofia (SOF) to Helsinki (HEL) in August 2025 (see full year).
Return flights
| 04 Aug - 08 Aug | Norwegian Air Sweden AOC | direct | |
| 01 Aug - 04 Aug | Norwegian Air Sweden AOC | direct | |
| 01 Aug - 08 Aug | Norwegian Air Sweden AOC | direct | |
| 07 Aug - 10 Aug | Lufthansa |
Also check the deals for one-way flights from Sofia to Helsinki in August.
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.
