Fare Guide

Estimated lowest fares found within 7 days

Cheapest Airline Pegasus Airlines
Cheapest Month May
Cheapest Day of the Week Thursday
Cheapest Airline Pegasus Airlines

The cheapest airline(s) flying from Sofia to Istanbul is Pegasus Airlines.

  • Pegasus Airlines Pegasus Airlines
  • Turkish Airlines Turkish Airlines
  • Air Serbia Air Serbia
Cheapest Month May

Travel Period: April 2025 - March 2026

The cheapest month(s) to fly from Sofia to Istanbul is May.

  • Apr 2025
  • May 2025
  • Jun 2025
  • Jul 2025
  • Aug 2025
  • Sep 2025
  • Oct 2025
  • Nov 2025
  • Dec 2025
  • Jan 2026
  • Feb 2026
  • Mar 2026
Cheapest Day of the Week Thursday

The cheapest day(s) of the week to fly from Sofia to Istanbul is Thursday.

  • Sun Sunday
  • Mon Monday
  • Tue Tuesday
  • Wed Wednesday
  • Thu Thursday
  • Fri Friday
  • Sat Saturday
What’s the most popular airline flying from Sofia to Istanbul?

The most popular airline flying from Sofia to Istanbul is Turkish Airlines. Find the latest flight deals on Wego.

How far is Istanbul from Sofia?

The flight distance between Sofia and Istanbul is 503km. Check all available flights on Wego.