No private jet can land at Courchevel Altiport. The published restriction limits the runway to propeller aircraft with a maximum take-off mass of 5.7 tonnes and to helicopters, which rules out every turbofan jet by type. Even qualifying turboprop crews…

Landing at Tenzing-Hillary Airport in Lukla requires a CAAN-mandated mountain flying standard and prior short takeoff and landing experience. But the exact threshold is not published anywhere travelers can check it. Widely repeated figures — 100 STOL missions and ten…