Cheapest one-way flights from Istanbul to Sofia in April from 36€

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

One-Way flights

09 Apr Pegasus Airlines direct
07 Apr Pegasus Airlines direct
16 Apr Pegasus Airlines direct
10 Apr Pegasus Airlines direct
11 Apr Pegasus Airlines direct
29 Apr Pegasus Airlines direct
05 Apr Pegasus Airlines direct
30 Apr Turkish Airlines direct
23 Apr Turkish Airlines direct
21 Apr Turkish Airlines direct

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

Powered by

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.

Book a cheap hotel in Sofia

Cheap car rent in Sofia

Feel free to contact us with any feedback or request another flight research.