Berlin (BER)Sofia (SOF)
- non-stop flights:
- 1–3 per day
- flight duration:
- at least
- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
from $72number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
1 1 1 1 1 1–2 1–2 
1 0 1 0 1 1 1 Berlin (BER)Varna (VAR)
- non-stop flights:
- 5 per week
- flight duration:
- at least
- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
from $105number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
1 0 1 1 1 0 1