How far is eastern Europe from south east Europe?

The terms "Eastern Europe" and "Southeast Europe" are used to describe different regions of Europe. Eastern Europe generally refers to the countries located in the eastern part of the continent, while Southeast Europe refers to the countries located in the southeastern part of the continent. The distance between these regions varies depending on which specific countries you are referring to. For example, the distance between Warsaw, Poland (a city in Eastern Europe) and Istanbul, Turkey (a city in Southeast Europe) is approximately 1,350 kilometers (840 miles).