I seriously don’t understand why people keep asking questions and haven’t done any research before! Please don’t be lazy. Everything is on line, go to the Thai embassy website first!
make sure that he gets a room with a balcony. Most of the asq hotels don’t have a balcony or they lock it. Need to ask the hotel for a room with an accessible balcony. 14 days trapped inside a room with no fresh air is not good.
Too many logistical problems. You have to transfer from suvanabhumi airport to don muang. Then catch a domestic flight to buriram. They won’t put on a special flight just for 1 or 2 people. Cannot mix international travelers with locals. I wanted to do the same thing.
The way the USA is going with covid, I very much doubt that you will be flying anywhere for many months yet. So this won’t be a pressing problem for you.