Cheapest one-way flights from Istanbul to Sofia in April from $49

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

AirHint found the following cheapest one-way flights from Istanbul (IST) to Sofia (SOF) in April 2025 (see full year).

One-Way flights

23 Apr Pegasus Airlines direct
28 Apr Pegasus Airlines direct
02 Apr Pegasus Airlines direct
21 Apr Pegasus Airlines direct
18 Apr Pegasus Airlines direct
03 Apr Aegean Airlines
08 Apr Pegasus Airlines
15 Apr Wizz Air
29 Apr Air Serbia
17 Apr Air Serbia

Also check the deals for return flights from Istanbul to Sofia in April.

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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