Boeing 707 center section tanks. Its first flight was on January 11, 1958; 69 turbojet 707-320s were delivered through January 1963, the first passengers being carried (by Pan Am) in August 1959. The 707-420 was identical to the −320, but fitted with Rolls-Royce Conway 508 (RCo.12) turbofans (or by-pass turbojets as Rolls-Royce called them) of 18,000 lb (79 kN) thrust each. The first announced customer was Lufthansa. BOAC's controversial order was announced six months later, but the British carrier got the first service-ready aircraft off the production line. The British Air Registration Board refused to give the aircraft a certificate of airworthiness,
LATAM Chile Los Cerrillos to Arturo Merino Benitez Airport. In 1985, LAN-Chile implemented a program of flights around the world called "Cruceros del Aire" ("Air Cruises"), pioneers and unique in Latin America. The initial version included two flights per year (April 26 and September 26) on a Boeing 707 named Three Oceans because it crossed the Atlantic, Indian and South Pacific oceans, visiting 18 different places. The aircraft was specially prepared for these flights. It had 80 seats in first class, thus providing passengers with ample room for their comfort. Eighty tourists were selected for a 31-day tour that included visits to