Cheapest one-way flights from Istanbul to Sofia in September from $44

AirHint found the following cheapest one-way flights from Istanbul (SAW) to Sofia (SOF) in September 2026 (see full year).

One-Way flights

01 Sep Pegasus Airlines direct
27 Sep Pegasus Airlines direct
07 Sep Pegasus Airlines direct
25 Sep Pegasus Airlines direct
11 Sep Pegasus Airlines direct
15 Sep Pegasus Airlines

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

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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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