Cheapest one-way flights from Istanbul to Sofia in April from 51€

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

02 Apr Pegasus Airlines direct
28 Apr Pegasus Airlines direct
16 Apr Pegasus Airlines direct
25 Apr Pegasus Airlines direct
04 Apr SKY express
06 Apr SKY express
11 Apr Pegasus Airlines direct
18 Apr Pegasus Airlines direct
14 Apr Pegasus Airlines direct
07 Apr Pegasus Airlines direct

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.

Book a cheap hotel in Sofia

Cheap car rent in Sofia