Does time go faster in a plane?

After the airplane flew around the world, scientists compared the two clocks. The clock on the fast-moving airplane was slightly behind the clock on the ground. So, the clock on the airplane was traveling slightly slower in time than 1 second per second.



Yes, according to the principles of General and Special Relativity, time does technically go faster for you while you are on a plane compared to someone on the ground. This is due to two competing effects: Time Dilation. Special Relativity suggests that because you are moving fast, time should slow down for you (the "moving clock" effect). However, General Relativity states that time moves faster as you get further away from a massive body's gravity. For a commercial airplane flying at 35,000 feet, the gravitational effect (being further from Earth's core) outweighs the speed effect. As a result, an atomic clock on a plane will tick slightly faster than one on the surface. The difference is infinitesimal—measured in billionths of a second (nanoseconds)—and is completely unnoticeable to humans. This was famously proven in the Hafele–Keating experiment, confirming that travelers truly are "aging" a tiny fraction faster than their counterparts on the surface.

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Chou did the math, and it turns out that frequent fliers actually age the tiniest bit more quickly than those of us with both feet on the ground. Planes travel at high enough altitudes that the weak gravitational field speeds up the tick rate of a clock on board more than the high speeds slow it down.

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So depending on our position and speed, time can appear to move faster or slower to us relative to others in a different part of space-time. And for astronauts on the International Space Station, that means they get to age just a tiny bit slower than people on Earth. That's because of time-dilation effects.

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2 Many pilots plan for a higher cruising altitude at night, simply because suitable emergency landing sites may be fewer and farther between. The difference between cruise at 8,500 and 10,500 feet may not seem like much until you have to glide back to Earth at 800-900 fpm without power.

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Less traffic and a cool breeze also make for a smoother flight, if you don't take into account unexpectedly bumping into clouds. On clear nights, there is less friction against the wings which makes for obstruction-free sailing across the sky.

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It's been established that the Pacific Ocean is big ... really big. And with greater distances come greater costs since the plane needs more fuel. Executive Flyers writes that while you could just charge passengers more to fly that distance, this may lead to lots of unhappy customers and airlines losing out on sales.

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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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That's because of time-dilation effects. First, time appears to move slower near massive objects because the object's gravitational force bends space-time. The phenomenon is called gravitational time dilation. In a nutshell it just means time moves slower as gravity increases.

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Here are the approximate ages for an aircraft: Old aircraft = 20+ years. Standard aircraft = 10-20 years. New aircraft = 10 years or less.

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Actually there is no maxium age to fly on airlines.. Airline pilots can only fly until they are 65 according to 14 CFR Part 121, but no airline can refuse older travelers entry onto a plane because of their age.

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Aircraft age is not a safety factor. However, if the aircraft is older and hasn't been refurbished properly, it may cause flyers some inconvenience such as overheating, faulty air conditioning, or faulty plumbing in the lavatory. More important than an aircraft's age is its history.

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