Why do planes not fly straight across the Pacific?

Curved routes are preferred by aircraft because they are less likely to encounter obstacles and use less fuel than straight ones. Since a curved path covers more ground than a straight one, it provides additional options for emergency landings.



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Curved routes are preferred by aircraft because they are less likely to encounter obstacles and use less fuel than straight ones. Since a curved path covers more ground than a straight one, it provides additional options for emergency landings.

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Planes do not fly in a straight line directly over the Atlantic Ocean because of the curvature of the Earth. The shortest distance between two points on Earth follows a curve called an ellipse. Planes can also encounter strong winds that would push them off course.

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Weather and jet streams Further to the safety concerns, weather over the Pacific Ocean is actually quite unpredictable (per Executive Flyers). There are many thunderstorms that occur over the ocean which can lead to turbulence.

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It's rare for short-haul flights to Europe to suffer more than a short stretch of light turbulence. Meteorologists inform pilots in advance of bad weather, allowing planes to re-route and avoid the worst. Passengers can get their own predictions on websites such as turbli.com.

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Routes with the Most Turbulence
  • New York to London.
  • Seoul to Dallas.
  • Flying into certain airports near the equator. There are certain airports which are located close to the equator which means frequent thunderstorms, especially in certain seasons. ...
  • Flying into Reno, Nevada. ...
  • London to South Africa.


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What is the longest flight in the world by distance? The longest flight in the world by distance is New York (JFK) to Singapore (SIN) on Singapore Airlines clocking in at 9,537 miles. What plane can fly the farthest in the world?

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Russia and Alaska are divided by the Bering Strait, which is about 55 miles at its narrowest point.

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The real answer is because going north may actually provide a shorter route. This is called Great Circle Navigation. Because of the curvature of the Earth, the shortest route between two locations may appear much longer on a flat map.

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It is the rotation of the Earth that is causing the longer flight times, but not because it's moving towards or away from the flying aircraft. It is instead due to its influence on wind patterns – the so-called high-altitude jet streams.

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The Loganair Westray to Papa Westray route is the shortest scheduled passenger flight in the world. Flights on the route are scheduled for one and a half minutes, and actual flying time is closer to one minute. The record for the fastest flight is 53 seconds.

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Thanks to the low visibility and undeveloped infrastructure, flying over Antarctica is extremely difficult. Specifically, because of the strong magnetic fields that surround the polar regions, navigating there, no matter how well-equipped the airplane is in terms of instrumentation, can be particularly challenging.

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Altitude and emergency descent The leading reason for aircraft avoiding the region is the high average height of the terrain.

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Aerodynamic altitude: If a commercial airliner flies too high, it will encounter less dense air passing over the wings to create lift. This can cause the plane to stall and fall out of control. Depending on the weather conditions and aircraft weight, this can occur anywhere between 40,000 and 45,000 feet.

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Because the Earth is a three-dimensional sphere and not merely a two-dimensional flat, East-West surface. Because of this spherical shape, often times the shortest distance is flying more north and south, up over the Northern latitudes and the North Pole, rather than flying east/west over the Pacific.

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The simple answer is yes, pilots do, and are allowed to sleep during flight but there are strict rules controlling this practice. Pilots would only normally sleep on long haul flights, although sleep on short haul flights is permitted to avoid the effects of fatigue.

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The shortest distance (air line) between New-York and Paris is 3,626.98 mi (5,837.07 km).

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Currently, the bragging rights for the longest flight in the world belong to Singapore Airlines' New York City to Singapore route. Its longest flight path, which connects Singapore's Changi Airport with New York's John F. Kennedy International Airport, 9,585 miles away, takes 18 hours and 40 minutes.

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Severe turbulence can cause a plane to drop so suddenly that pilots temporarily lose control. But, again, that's not enough to crash the plane. That's not to say it's never happened. In 1966, human error and turbulence combined to bring a plane down over Mount Fuji.

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“Pilots use preflight weather briefings to detect turbulence along their route of flight. Once airborne, pilots will receive 'ride reports' from other aircrew who encountered rough air, so they have time to coordinate a path around the turbulence,” he explains.

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