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Airplanes and Aircraft
Engineering

How long does it take for a 747 to use up all its fuel?

Answer

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November 26, 2008 3:00PM

About 8 hours. The B747-200 had a fuel capacity of 330,000 lbs and used approximately 25,000 lbs per hour. The USAF E-4 Airborne Command Post is a highly modified B747-200 that has in-flight refueling capability and extra tank for engine oil and it can fly 3 days without landing.