Cheapest return flights from Istanbul to Sofia in July from $135

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

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

Return flights

18 Jul - 21 Jul Pegasus Airlines direct
21 Jul - 27 Jul Pegasus Airlines
21 Jul - 27 Jul Pegasus Airlines direct
13 Jul - 14 Jul Aegean Airlines
13 Jul - 14 Jul Turkish Airlines direct
11 Jul - 13 Jul SKY express
11 Jul - 27 Jul SKY express
13 Jul - 27 Jul SKY express
18 Jul - 27 Jul SKY express
13 Jul - 01 Aug SKY express
13 Jul - 03 Aug SKY express
18 Jul - 01 Aug SKY express
18 Jul - 03 Aug SKY express
11 Jul - 18 Jul SKY express

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

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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