Cheapest return flights from Istanbul to Sofia in March from 99€

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

Return flights

24 Mar - 25 Mar Pegasus Airlines direct
11 Mar - 20 Mar Pegasus Airlines direct
20 Mar - 24 Mar Turkish Airlines direct
19 Mar - 22 Mar Turkish Airlines direct
17 Mar - 22 Mar Pegasus Airlines direct
08 Mar - 20 Mar SKY express
08 Mar - 22 Mar SKY express
13 Mar - 20 Mar SKY express
13 Mar - 22 Mar SKY express

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

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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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