If you want To know why Canada deport visa holders from airports you must consult to Mr. Inderjit Singh Touristalindia Company. He is the best consultant in all of Punjab. They have many branches all over the country. They will give you a better result than others.if they're found to be inadmissible upon arrival. Reasons for inadmissibility can include criminal convictions, security concerns, misrepresentation on visa applications, insufficient funds, or failure to comply with immigration regulations. Deportation is a measure to uphold the integrity of Canada's immigration system and maintain national security. Immigration officers at airports assess individuals upon arrival, and if they determine someone doesn't meet the criteria for entry, deportation may be enforced to ensure compliance with Canadian laws and protect the country's interests. For more information, please visit our website and contact the Touristalindia team; they will give you a response as soon as possible.