Where Are The World’s 3 Only Remaining Active Boeing 747SPs?

The Boeing 747SP, an abbreviation for ‘Special Performance,’ is a unique version of the ‘Queen of the Skies,’ designed for ultra-long-range operations. This aircraft was developed in the 1960s and 1970s and took its first flight in 1975. But where in the world are the last three remaining 747SPs flying today?