12 Elementary Flying Training School (12 EFTS) and the RLG was mainly used by novice pilots practising circuits and bumps in de Havilland Tiger Moth trainers.

For this purpose only the most basic airfield facilities were required, and RAF Dundonald had two short grass runways which were later reinforced with Sommerfeld Tracking.

[citation needed] Author John Harris has suggested there is evidence RAF Dundonald may have been the intended destination of Rudolf Hess who had to bail out on his flight to Britain on 10 May 1941.

Harris also suggests high ranking officials may have been waiting there for Hess, so as to negotiate as part of a plot involving the king proroguing parliament and threatening to remove Churchill from power.

[4] A Monsanto Nylon plant was built on part of the former airfield in the 1960s, but it closed in 1979 and was redeveloped as an industrial estate named Olympic Business Park.