Cheapest return flights from Billund to Sofia in May from $265
AirHint found the following cheapest return flights from Billund (BLL) to Sofia (SOF) in May 2025 (see full year).
Return flights
| 15 May - 20 May | Lufthansa | ||
| 15 May - 21 May | Lufthansa | ||
| 10 May - 16 May | Lufthansa | ||
| 01 May - 08 May | Wizz Air Malta |
Also check the deals for one-way flights from Billund to Sofia in May.
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.
