This is an un-manned airstrip with no facilities on-site at the southern end of the Isle of Bute. 

https://www.facebook.com/groups/355208222193219

Busy Microlight and LAA airstrip 2 miles from Strathaven.

https://www.strathavenairfield.co.uk/

Busy flight training centre for fixed wing and helicopters

https://www.cumbernauldairport.org/

Located west of loch Leven, near Kinross, this is a busy airfield with 3 grass runways.

https://baladoairfield.co.uk/

General Aviation https://www.glasgowprestwick.com/business/executive-aviation/general-aviation/

Prestwick Flying Club https://www.prestwickflyingclub.co.uk/

Glasgow Flight Centre (GA handling) https://glasgowflightcentre.com/

Glasgow Flying Club https://gfc.scot/

Leading Edge Aviation Flying School https://left.aero/main/