Currently there are no direct flights Sofia to Portugal.

Flights Sofia to Portugal with 1 stopover:

Flights via Boryspil (KBP), Kiev, Ukraine
From Sofia (SOF), Bulgaria with Aerosvit Transfer at Boryspil (KBP), Kiev, Ukraine Then on to Portela (LIS), Lisbon, Portugal with Ukraine International Airlines
Flights via Pulkovo Airport (LED), St Petersburg, Russia
From Sofia (SOF), Bulgaria with Aerosvit Transfer at Pulkovo Airport (LED), St Petersburg, Russia Then on to Porto (OPO), Porto, Portugal with SN Brussels Airlines
Flights via London Heathrow (LHR), London, United Kingdom
From Sofia (SOF), Bulgaria with British Airways Transfer at London Heathrow (LHR) Then on to Funchal (FNC), Funchal, Portugal with British Airways
OR
Then on to Portela (LIS), Lisbon, Portugal with British Airways
Flights via BenGurion International (TLV), Tel Aviv Yafo, Israel
From Sofia (SOF), Bulgaria with Aerosvit
OR
From Sofia (SOF), Bulgaria with El-Al Israel Airlines
Transfer at BenGurion International (TLV), Tel Aviv Yafo, Israel Then on to Porto (OPO), Porto, Portugal with SN Brussels Airlines
OR
Then on to Portela (LIS), Lisbon, Portugal with SN Brussels Airlines