Cheapest return flights from Istanbul to Sofia in April from 82€

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

Return flights

10 Apr - 12 Apr Pegasus Airlines direct
10 Apr - 13 Apr Pegasus Airlines direct
04 Apr - 06 Apr Pegasus Airlines direct
01 Apr - 05 Apr Pegasus Airlines
02 Apr - 05 Apr Pegasus Airlines direct
12 Apr - 14 Apr Turkish Airlines direct
30 Apr - 02 May Turkish Airlines direct
30 Apr - 04 May Turkish Airlines direct
01 Apr - 05 Apr Pegasus Airlines direct
23 Apr - 26 Apr Turkish Airlines direct
06 Apr - 14 Apr Pegasus Airlines direct
15 Apr - 20 Apr Pegasus Airlines
12 Apr - 03 May SKY express
12 Apr - 01 May SKY express
26 Apr - 10 May SKY express
26 Apr - 03 May SKY express
26 Apr - 01 May SKY express
17 Apr - 03 May SKY express
17 Apr - 01 May SKY express
26 Apr - 08 May SKY express

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

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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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