Cologne → Istanbul · October 2026
Cheap flights from Cologne to Istanbul
Every departure day in October from Cologne to Istanbul, and the cheapest direct return of 7–10 nights on it. Priced by the airlines' own fare searches and checked again every 4 hours.
Cheapest return
€140
Thu 01 Oct → Thu 08 Oct
Days with a fare
6
of 24 departure days
Cologne → Istanbul
Cheapest fare by departure day
Thu 1
140
Fri 2
Sat 3
Sun 4
Mon 5
Tue 6
Wed 7
153
Thu 8
203
Fri 9
Sat 10
Sun 11
214
Mon 12
195
Tue 13
160
Wed 14
Thu 15
Fri 16
Sat 17
Sun 18
Mon 19
Tue 20
Wed 21
Thu 22
Fri 23
Sat 24
cheap to dear
not priced yet
Live fares
Checked 2 h ago, and again in ~1 h.
Every day with a fare from Cologne to Istanbul in October
The cheapest direct return found for leaving on each day, 7–10 nights, one traveller. These are the airlines' base fares: bags and seats are extra, and a fare can be gone by the time you click.
| Out | Back | Return from | Book on |
|---|---|---|---|
| Thu 01 Oct | Thu 08 Oct 7 nights · direct | €140 | Aviasales |
| Wed 07 Oct | Wed 14 Oct 7 nights · direct | €153 | Aviasales |
| Thu 08 Oct | Sun 18 Oct 10 nights · direct | €203 | Aviasales |
| Sun 11 Oct | Wed 21 Oct 10 nights · direct | €214 | Aviasales |
| Mon 12 Oct | Wed 21 Oct 9 nights · direct | €195 | Aviasales |
| Tue 13 Oct | Wed 21 Oct 8 nights · direct | €160 | Aviasales |
Istanbul Sabiha Gökçen (SAW), Turkey. Fares from: Aviasales.