I will arrive at Hanoi July 6th morning flight how long can I get the approved letter if apply visa via your service.

Thanks for choosing our service! Please kindly inform that your visa will start on the arrival date which you note in the application form, so you had better arrange to apply for your visa at any time at least 2 working days before your departure date. - In your case, it's emergency case. So, you can apply our “Rush Visa” service. It’s take only maximum 30 minutes to 1 hours to get the approved letter. - Hope that this information is useful for you. If you have any further concerns, do not hesitate to contact us ! Vietnam-Evisa.org