What is the maximum service ceiling of aircraft?

Most commercial jetliners have a service (or certificated) ceiling of about 42,000 ft (12.8 km; 8.0 mi) and some business jets about 51,000 ft (15.5 km; 9.7 mi). Before its retirement, the Concorde supersonic transport (SST) routinely flew at 60,000 ft (18.3 km; 11.4 mi).



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All aircraft have a specified 'service ceiling' that defines the maximum height at which it should be operated. For most modern commercial jets today, this is around 41,000 feet.

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The static ceiling is simply the point above which the aircraft won't be able to produce enough thrust and lift to sustain that altitude. You'll start losing velocity, and as you do so, also start losing altitude. Nothing fails outright. You just don't have enough energy to climb or even stay level.

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Similarly, the Boeing 777 family also maxes out at a ceiling of 43,100 ft (13,137 m).

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The Next-Generation 737 airplanes are capable of cruising to a maximum altitude of 41,000 feet, compared to 39,000 feet for the competition. In addition, advanced-technology Blended Winglets are offered as a production option on the 737-800.

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' For example, for the double-decker Airbus A380' superjumbo' quadjet, the service ceiling is 43,000 feet. Meanwhile, for the Boeing 787-8 and -9 'Dreamliner,' it is 43,100 feet. However, the stretched-fuselage 787-10 comes in a little lower, at 41,100 feet. Want answers to more key questions in aviation?

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What is the ceiling altitude for the Airbus A320? According to wikipedia the service ceiling for A320 is 39,000 ft (the A319 and A321 have a service ceiling of 41,000 ft).

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With a maximum certificated service ceiling of 30,000 feet, the King Air 350 has the range to carry large loads on short runways. It can maintain an airspeed of 235 knots at 33,000 feet and a cruise speed of 305 knots at 24,000 feet.

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