I am "pleased" to report that in line with Italian tradition Oristano LIER does have avgas but won't sell it to anybody that anybody present will own up to knowing
We landed at Caglieri LIEE, with efficient handling by aeroservice.it for about 50 euros plus some small charge for parking. I doubt any ATCO south of Corsica would have qualified for ICAO Level 1 English but one is used to that down there
6hrs or so airborne time; loads of tailwind. Got some reasonable pics
e.g.