While the impact of alcohol while flying can appear stronger, it's not really double strength at altitude. Regardless, if you're on the way to a meeting, it might be better to refrain.
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If you're an infrequent traveler, be very conservative about how much alcohol you're drinking, Nelson urged. And every time you have a drink, have at least as much water. Jay Robert (also known as A Fly Guy) told TPG that travelers should remember that one in the air is two on the ground when drinking.
In some cases, the breathalyzer may detect alcohol for up to 12 hours. In other individuals, the breathalyzer test may work for twice that long. Although the average person metabolizes about 1 alcoholic drink per hour, this rate varies.
Each beer in the flight is normally 4 to 5 ounces which means a flight can be anywhere from 16 to 25 total ounces. A flight gives you the chance to try a handful of their beers before committing to an entire glass. At most taprooms, the flight is a set price and you pick which beers to include.
FAA requires 8 hours from bottle to throttle. Some company rules are more restrictive. 10 or 12 hours before any assigned duty is common. If I'm on call the next day then I have to stop drinking 10 hours before my reserve time starts.
“Why do people drink so early at airports?” For a place where everyone is watching clocks, there is no real sense of time at an airport. “If you look out, all you see is the tarmac, a few airplanes,” says Michael Sayette, an alcohol researcher at the University of Pittsburgh.