Can flying affect your legs?

Blood clots can sometimes form in your legs during air travel because you are immobile for long periods of time, often sitting in cramped spaces with little leg room. The clinical term for this type of blood clot is deep vein thrombosis (DVT). The longer the flight, the more at risk you are for developing a clot.



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Leg and foot swelling during air travel is common and typically harmless. The most likely culprit is inactivity during a flight. Sitting with your feet on the floor for a long period causes blood to pool in your leg veins. The position of your legs when you are seated also increases pressure in your leg veins.

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“If you experience leg pain or cramps—especially in your calves—during flight, don't ignore that ache. The most dangerous type of ache in the body during a flight can be a blood clot, warns Summit internist Dr. Soma Mandal in an article for Yahoo Life.

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It is not uncommon during air travel to experience foot problems since you are sitting in the same position for an extended amount of time. Being in a seated position can restrict circulation, cause blood to accumulate in the veins of your legs, and put pressure on the legs and feet.

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The following are the most common symptoms of DVT that occur in the affected part of the body (usually the leg or arm): Swelling of your leg or arm. Pain or tenderness that you can't explain. Skin that is warm to the touch.

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A combination of heat and cold therapy can provide relief for body aches and leg cramps caused by stiff or sore muscles. Dampen a hand towel and place it into the minibar fridge to cool (but not freeze), then massage sore body parts with the chilled towel for up to 20 minutes. Follow with a warm shower.

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Post-flight recovery
  1. Elevate your feet. If you're uncomfortable, grab a seat at the arrival gate where you can elevate your feet. ...
  2. Soak your feet or take a bath when you arrive at your accommodations. Just as a hot tub or jacuzzi increases blood flow, a hot bath can have the same effect. ...
  3. Take a walk or exercise.


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If you've ever noticed your legs becoming numb or aching on a flight, it could be down to a number of reasons. Sitting for a long time in cramped spaces leads to reduced blood circulation, causing muscles to become stiff and achy.

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Prevent Blood Clots During Travel
  1. Stand up or walk occasionally. ...
  2. Exercise your calf muscles and stretch your legs while you're sitting. ...
  3. Talk to your doctor about wearing compression stockings or taking medicine before departure if you have additional risk factors for blood clots.


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Just as water doesn't flow easily through a kinked-up garden hose, blood can't flow as well through a vein that has a kink. On top of that, changes in air pressure inside the airplane cabin cut down the amount of oxygen you breathe in. Low oxygen in your blood can also make blood clots more likely to form.

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If your feet and ankles swell during a flight but the swelling subsides shortly afterward, it's not a serious concern. But if the swelling continues for hours after the flight and if the leg is red or warm to the touch or you have symptoms in only one leg, you need to seek medical care.

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Leg and foot swelling during air travel is common and typically harmless. The most likely culprit is inactivity during a flight. Sitting with your feet on the floor for a long period causes blood to pool in your leg veins. The position of your legs when you are seated also increases pressure in your leg veins.

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If you can't move around, elevating your legs after traveling can also help, says Taylor. Use gravity to your advantage and prop your feet up to help your circulation move that blood around.

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The following are the most common symptoms of DVT that occur in the affected part of the body (usually the leg or arm): Swelling of your leg or arm. Pain or tenderness that you can't explain. Skin that is warm to the touch.

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