Istanbul - Sabiha Gökcen (SAW)Cologne (CGN)
- non-stop flights:
- 5–6 per day
- flight duration:
- at least
- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
from $43number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
4 3 4 4 4 3 4 
2 2 2 2 2 2 2 Istanbul (IST)Cologne (CGN)
- non-stop flights:
- 2–3 per day
- flight duration:
- at least
- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
from $91number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
2–3 2–3 2 2–3 2–3 2–3 2 Izmir (ADB)Cologne (CGN)
- non-stop flights:
- 1–3 per day
- flight duration:
- at least
- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
from $63number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
1 1 1 1 1 1 1 
1 0 1 1 1 1 1 
0 0 0 0 1 0 0