Smoking and vaping are banned on flights, but it appears that smokeless nicotine pouches are allowed depending on the airline. Pouches are allowed in both carry on bags and checked bags, according What Happens If You Put A Vape In Checked Luggage In USA? tbh I wasnt sure if you could take it on planes, but it turns out you can! When traveling internationally, definitely check out any country specific rules and regulations, but I successfully got it to How To Fly With A Vape Smoker warning over item TSA has banned from checked luggage it will only be allowed on plane if 'watt' limit followed Can I Put E Liquid in My Suitcase?