Cheapest return flights from Istanbul to Sofia in May from 101€

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 May 2025 (see full year).

Return flights

07 May - 09 May Pegasus Airlines direct
18 May - 21 May TAROM
18 May - 21 May Turkish Airlines direct
11 May - 13 May Turkish Airlines direct
27 May - 29 May Turkish Airlines direct
22 May - 26 May Turkish Airlines direct
15 May - 18 May Turkish Airlines direct
01 May - 04 May Turkish Airlines direct
16 May - 19 May Pegasus Airlines direct
18 May - 25 May SKY express

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

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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