Sofia (SOF)Frankfurt (FRA)
- non-stop flights:
- 3–5 per day
- flight duration:
- at least
direct flight availability- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
airlinesfrom $160number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
4 4 4 4 4 3–4 3–4 
1 0 1 0 1 0 1 Sofia (SOF)Cologne (CGN)
- non-stop flights:
- 3 per week
- flight duration:
- at least
direct flight availability- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
airlinesfrom $264number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
0 0 1 0 1 0 1 Sofia (SOF)Berlin (BER)
- non-stop flights:
- 10 per week
- flight duration:
- at least
direct flight availability- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
airlinesfrom $59number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
1 0 1 1 1 1 1 
1 0 1 0 1 0 1
Stops
- Direct flight
Departure airport
Destination airport
Airline
- Bulgaria Air
- Ryanair
- Lufthansa
Outbound weekday
- Monday
- Tuesday
- Wednesday
- Thursday
- Friday
- Saturday
- Sunday