Cheapest return flights from Istanbul to Sofia in January from 85€

AirHint found the following cheapest return flights from Istanbul (IST) to Sofia (SOF) in January 2026 (see full year).

Return flights

16 Jan - 19 Jan Pegasus Airlines direct
12 Jan - 16 Jan Pegasus Airlines direct
08 Jan - 11 Jan Pegasus Airlines direct
20 Jan - 25 Jan Pegasus Airlines direct
11 Jan - 13 Jan Pegasus Airlines direct
12 Jan - 19 Jan Pegasus Airlines direct
22 Jan - 29 Jan Pegasus Airlines direct
20 Jan - 10 Feb Pegasus Airlines direct
08 Jan - 09 Jan Pegasus Airlines direct
12 Jan - 14 Jan Turkish Airlines direct
18 Jan - 21 Jan Turkish Airlines direct
23 Jan - 08 Feb SKY express
18 Jan - 08 Feb SKY express

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

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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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