Originally Posted by
ISTFlyer
You can't schedule an appointment for COVID testing at IST.
However, you could skip the payment line if you pay through bank transfer. The bank account details should be located upthread.
I saw the part regarding the bank transfer. It looks to me that you had best have a longer connection (over 4 or 5 hours) if you really need the test results at the end of your immediate journey. Thanks for the rapid response!