If you decide to cancel your planned ticket on the same day that it was booked and the departure date is less than one week away, you won't be assessed thai airways fee. After approval, the entire amount will be reimbursed in 20 business days.
When making a reservation with Thai Airways, travellers should be aware of thai airways cancellation policy. The policy describes the policies and processes for changes and cancellations while accounting for a number of variables, including ticket conditions, tariff categories, and other pertinent rules.