... Payment for visa- vietnam http://www .vietnam- immigration .org. vn/ Payment Guidance1. First of all, please note that we charge you for ... picking up your visa- upon-arrival at Vietnam airports. Once again, our service fee do not include thestamped fee amount, which will be paid directly at the airport when you get Vietnam visa. Please ... with your passport details for your Vietnam visa- upon-arrival then click Submit. If you choose payment option via credit card, our sitewill redirect you to a secure payment gate provided by...