Since I started traveling pretty much I thought “I should make an airport ranking” and here it is! (This list will be constantly updated)

The listing is alphabetical

Belgium: 

• Brussels Charleroi:
  – 60km away from Brussels central
  – small
  – clean
  – less shops
  – good comfort, ambience and design
  – easy access to public transport

• Brussels Zaventeem:
  – 14km away from Brussels central
  – big
  – clean
  – many different shops
  – good comfort, ambience and design
  –  friendly stuff
  – good signage
  – easy access to public transport

Denmark:

• Copenhagen:
  – 7km away from Copenhagen central
  – big
  – clean
  – many different shops
  – good comfort, ambience and design
  – friendly stuff
  – good signage

Germany: 

• Berlin Schönefeld:
  – 23km away from Berlin central
  – good comfort, ambience and design
  – friendly stuff
  – good signage
  – easy access to public transport