Weed Will Be Allowed on Domestic Canadian Flights and in Airports October 17th By Galit Solomon By Galit SolomonView Author|October 2, 2018|LifeView Life Flying high will have a whole new meaning starting October 17 on domestic flights across Canada. "Passengers will be permitted to have a legal amount of cannabis, which is 30 grams, in either their carry on or checked bag if... View this article.