I did a Microlight AFI Course with Gerry Breen at Lagos (LPLG) a couple of years ago. The runway is quite narrow, but there is a Mooney that operates from there from time to time. I drove down, so can’t comment on the technical niceties of crossing borders etc.
Link to Algarve Airsports, including airfield info:
gerrybreen.com, The Algarve Airsports Centre
Safe Flying,
Richard W.