Cheapest one-way flights from Istanbul to Sofia in December from $45

AirHint found the following cheapest one-way flights from Istanbul (SAW) to Sofia (SOF) in December 2025 (see full year).

One-Way flights

29 Dec Pegasus Airlines direct
07 Dec Pegasus Airlines direct
08 Dec Pegasus Airlines direct
20 Dec Pegasus Airlines direct
11 Dec Pegasus Airlines direct
21 Dec Pegasus Airlines direct
30 Dec Pegasus Airlines direct
12 Dec Pegasus Airlines direct
28 Dec Pegasus Airlines direct
14 Dec Pegasus Airlines direct

Also check the deals for return flights from Istanbul to Sofia in December.

Skyscanner

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.

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