AirHint found the following cheapest return flights from Istanbul (IST) to Sofia (SOF)
in September 2024 (see full year ).
Return flights
09 Sep
- 11 Sep
Pegasus Airlines
$ 135
direct
09 Sep
- 16 Sep
Pegasus Airlines
$ 135
direct
13 Sep
- 20 Sep
Pegasus Airlines
$ 140
direct
11 Sep
- 16 Sep
Pegasus Airlines
$ 143
direct
25 Sep
- 04 Oct
Pegasus Airlines
$ 143
direct
11 Sep
- 18 Sep
Pegasus Airlines
$ 144
direct
18 Sep
- 25 Sep
Pegasus Airlines
$ 145
direct
16 Sep
- 07 Oct
Pegasus Airlines
$ 151
direct
06 Sep
- 16 Sep
Pegasus Airlines
$ 153
direct
13 Sep
- 21 Sep
Pegasus Airlines
$ 216
direct
13 Sep
- 22 Sep
Pegasus Airlines
$ 216
direct
12 Sep
- 21 Sep
Air Serbia
$ 217
Also check the deals for one-way flights from Istanbul to Sofia in September .
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers.
Only the cheapest flights are offered.
Select a price to book and secure these cheap prices.