What should I eat and drink when flying?

From the in-flight food options, she recommends choosing hydrating foods and passing over the breads, cookies and cakes. “Remember that your intake of water should be more than coffee or alcohol because they are diuretics. Instead of one glass at a time, have frequent sips of water. Juices are good, as are iced teas.



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  • For well-heeled travellers who spend as much time on airplanes as in their own homes, knowing what to put into your body before a long-haul flight is essential. ...
  • Trail mix. ...
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  • Bananas. ...
  • Lean protein. ...
  • Greek yoghurt. ...
  • Oranges. ...
  • Green smoothie.


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10 foods you should avoid before taking a flight
  • 01/11Foods you should never eat before flying. Planning to travel to your favourite destination on a long and satisfying vacation is a good way to de-stress after a hectic schedule. ...
  • 02/11Fried Food. ...
  • 03/11Coffee. ...
  • 04/11Alcohol. ...
  • 05/11Beans. ...
  • 06/11Apples. ...
  • 07/11Red meat. ...
  • 08/11Broccoli.


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Overall, the best things to eat and drink before flying are water, fruits, and lean protein.

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To be extra safe, the CUNY researchers advised people never to drink water onboard a plane that does not come from a sealed bottle. They also said passengers should not drink coffee or tea brewed on their flight, and that they should even use hand sanitizer instead of washing their hands with onboard water.

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It should come as no surprise that the healthiest thing to drink on a plane is water, which also happens to be the healthiest thing to drink on land.

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Eat Light. Contrary to popular belief, flying on an empty stomach doesn't help you combat air sickness. In fact, an empty stomach actually exacerbates symptoms. Eat a light meal such as crackers, fruit, and other light snacks.

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Your best bet is water, a light pre-flight meal, and—if you know you're highly-affected during flights—Gas-Ex, which can help if your belly starts acting up, says Dr. Sam. Also make sure to go for a walk every now and then—either to the bathroom or just down the aisle. Moving around can help keep things...well...

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“Probably the best thing you can do before (and during) your flight is drink water,” says Aviva Rubin, MS, RDN. “Water prevents dehydration and reduces jet lag while keeping you from feeling lethargic.” Keeping yourself sufficiently hydrated is a simple way to get your flight off on the right foot.

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Use an electrolyte beverage for effective hydration These results suggest that an electrolyte beverage is more effective than mineral water for hydration under conditions such as when taking a flight.

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Top 5 travel tips to help you prepare for a long-haul flight
  1. Wear comfortable clothing. ...
  2. Stay hydrated. ...
  3. Exercise before you fly. ...
  4. Eat nutritious food. ...
  5. Practice meditation and yoga.


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You are allowed to bring a quart-sized bag of liquids, aerosols, gels, creams and pastes through the checkpoint. These are limited to 3.4 ounces (100 milliliters) or less per item. This is also known as the 3-1-1 liquids rule.

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TSA-approved snacks and meals
  • Sliced veggies with a (smaller than 3.4 ounce) container of hummus.
  • Protein bars.
  • Dried fruits and nuts.
  • DIY charcuterie box (with hard, not creamy, cheeses)
  • Muffins and pastries.
  • Beef or mushroom jerky.
  • Popcorn.
  • Whole wheat crackers.


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  • Hygiene items and prescriptions. On your travels, the last thing you want to forget is any essential hygiene or medical item. ...
  • A reusable water bottle. Bringing a reusable bottle saves money and keeps you hydrated. ...
  • Portable power banks. ...
  • Towelettes. ...
  • A quick-dry towel. ...
  • Plastic bags. ...
  • A packable backpack. ...
  • Bottle protectors.


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Whole grains: Foods like millet, whole wheat and quinoa provide sustained energy and are less likely to cause bloating compared to refined grains. Nuts and seeds: Snacking on a small portion of nuts or seeds can provide a healthy dose of protein and healthy fats, helping you stay satisfied during the flight.

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According to Bacheler, the human body loses about 8 ounces of water per hour on an aircraft at altitude, mostly from breathing. As such, the Aerospace Medical Association (AsMA) recommends drinking about 0.25 liters (or 8 ounces) of water per hour while on an airplane.

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An ideal drink for a flight Tomato juice is also very popular on trips, as it is very refreshing, sweet and fruity. “It's a drink that's 95% water, so it's very hydrating and as such, very interesting,” explains Sophie Janvier. And hydration is essential at altitude.

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All drinks with sugar, caffeine, or alcohol should be avoided to limit dehydration, and water should be the only drink choice during flights.

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