Cheapest return flights from Sofia to Istanbul in August from $116

Best time to book flights for Sofia (SOF) to Istanbul (SAW) flights at AirHint

AirHint found the following cheapest return flights from Sofia (SOF) to Istanbul (SAW) in August 2025 (see full year).

Return flights

26 Aug - 13 Sep Pegasus Airlines direct
05 Aug - 12 Aug Pegasus Airlines direct
19 Aug - 25 Aug Pegasus Airlines direct
20 Aug - 24 Aug Pegasus Airlines direct
07 Aug - 11 Aug Pegasus Airlines direct
05 Aug - 31 Aug Pegasus Airlines direct
20 Aug - 31 Aug Pegasus Airlines direct
20 Aug - 26 Aug Pegasus Airlines direct
12 Aug - 21 Aug Pegasus Airlines direct
02 Aug - 16 Aug Pegasus Airlines direct
20 Aug - 23 Aug Pegasus Airlines
01 Aug - 03 Sep Pegasus Airlines direct

Also check the deals for one-way flights from Sofia to Istanbul in August.

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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