Did you know that the airports you see in-app are made by regular users like yourself?
Created in 2015, The Infinite Flight Airport Editing Team is an open invite developer team that works on maintaining the high standards of the airports and navigation of Infinite Flight. You can join their team.
Now currently they have over 4,000 airports edited internationally with around 20,000 more airports to edit. Just this July they added 23 new airports.