The cost of radiotherapy for advanced breast cancer generally ranges from several thousand dollars to several tens of thousands of dollars, which is related to various factors such as the site of radiotherapy and the way of radiotherapy. The cost of radiotherapy for advanced breast cancer needs to be analyzed according to the fee standard of local hospitals and cannot be generalized. To a certain extent, radiotherapy can improve the survival rate of patients, reduce the metastasis of cancer cells and lower the recurrence rate of cancer. In addition, radiotherapy for breast cancer patients can’t have good therapeutic effect once, and they need multiple treatments. Besides, patients with advanced breast cancer can also be treated with targeted therapy, total mastectomy, radical surgery and extended radical surgery, etc., which need to be chosen according to the patient’s physical condition. Patients need to go to the hospital for regular checkups and should seek immediate medical attention if there are any abnormalities.