Sofia (SOF)Madrid (MAD)
- non-stop flights:
- 2–4 per day
- flight duration:
- at least
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
- Sun
from £47number of non-stop flights per airline and day of the week Mon Tue Wed Thu Fri Sat Sun 
1 1–2 1 1 1 1–2 1 
1 1 1 1 0 1 1 
1 0 1 1 1 0 1–2 Sofia (SOF)Barcelona (BCN)
- non-stop flights:
- 2–4 per day
- flight duration:
- at least
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
- Sun
from £51number of non-stop flights per airline and day of the week Mon Tue Wed Thu Fri Sat Sun 
1 2 1 1 2 1 1 
1 1 1 1 1 1 1 
0 0 0 0 1 0 0 Sofia (SOF)Malaga (AGP)
- non-stop flights:
- 6 per week
- flight duration:
- at least
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
- Sun
from £78number of non-stop flights per airline and day of the week Mon Tue Wed Thu Fri Sat Sun 
0 0 0 1 0 1 1 
0 0 1 0 0 1 0 
0 0 0 0 0 1 0 Sofia (SOF)Valencia (VLC)
- non-stop flights:
- 9 per week
- flight duration:
- at least
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
- Sun
from £80number of non-stop flights per airline and day of the week Mon Tue Wed Thu Fri Sat Sun 
1 1 0 1 1 1 0 
0 1 1 1 0 1 0