Boeing 707 ushering in the Jet Age. It established Boeing as one of the largest manufacturers of passenger aircraft, and led to the later series of airliners with "7x7" designations. The later 720, 727, 737, and 757 share elements of the 707's fuselage design. The 707 was developed from the Boeing 367-80, a prototype jet first flown in 1954. A larger fuselage cross-section and other modifications resulted in the initial-production 707-120, powered by Pratt & Whitney JT3C turbojet engines, which first flew on December 20, 1957. Pan American World Airways began regular 707 service on October 26, 1958. Later derivatives included the
Longest flights this second United flight, there would be 3 daily nonstop flights from San Francisco to Singapore, 2 on United and 1 on Singapore Airlines. Singapore Airlines, however, will start nonstop flights from Singapore to Los Angeles on November 2, 2018 on an Airbus A350-900ULR aircraft. The longest range Airbus jetliner in service is the A350-900ULR, which is capable of flying . The A340-500, which is capable of flying with 293 passengers. The A380 is capable of flying with 544 passengers. The regular A350-900 can fly with 325 passengers. The longest range Boeing airliner in service is the 777-200LR, which can