Fare Guide
Estimated lowest fares found within 7 days
Cheapest Airline
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Cheapest Month
May
Cheapest Day of the Week
Thursday
Cheapest Airline

The cheapest airline(s) flying from Sofia to Istanbul is Pegasus Airlines.
Cheapest Month
May
Travel Period: April 2025 - March 2026
The cheapest month(s) to fly from Sofia to Istanbul is May.
Cheapest Day of the Week
Thursday
The cheapest day(s) of the week to fly from Sofia to Istanbul is Thursday.
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.