from wikipedia
Cruise speed Mach 0.80 (530 mph, 458 knots, 850 km/h at cruise altitude, i.e. 35,000 ft or 10.66 km)
a Boeing 757 is a narrow body jet airliner
Its top speed, according to Boeing, is 609 mph
The 757 is a jet airplane. It does not have propellors.
At cruise altitude (35,000ft) the average cruise speed is 460 knots - 530mph.
It honestly depends on what type of 757 you use. 757-200, -200F, -200WL, or -300 Boeing 757-200: 3,900 nautical miles Boeing 757-200F: 3,150 nautical miles Boeing 757-200WL: 4,100 nautical miles Boeing 757-300: 3,467 nautical miles
A Boeing 757 weighs from 220,000 pounds up to a maximum of 255,000 pounds. The 757 is a mid-size jet airliner.
Narrow Body
it is commonly 140 mph on average
let's ask this question: what is the per head mpg of a Boeing 737 or Airbus 310?
The plane was a Boeing 757 that crashed in a field on September 11, 2001. It is considered a jumbo jet by many in case you don't know what a Boeing 757 is.
A Boeing 757 jet can reach speeds of 485 knots. 485 knots is equal to 558.12 miles per hour or 898.22 kilometers per hour.
Mach 0.80 (530 mph or 458 knots) at 35,000 ft.