6-8 weeks
Each person’s healing process is different. It depends on the location of the fracture, the severity of the break, age, and nutritional status. For example, a fractured leg is going to take a lot longer to heal than a fractured finger. Generally, younger individuals heal faster than older individuals. Proper nutrition also plays a role. The average healing process takes anywhere from 6 to 8 weeks.  What to expect from an ankle fracture…. Most ankle fractures take about 6-8 weeks to heal, although pain will subside after 2-3 weeks. A splint, cast, or walking boot is necessary until a doctor recommends it be discontinued, usually at approximately 6-8 weeks. Patients treated operatively can usually return to bearing weight on the joint at 6-8 weeks.  Introduction. A broken or fractured ankle is a relatively common injury, often caused by twisting the ankle, a fall, or a sporting accident. It may be treated with a cast or surgery and usually takes between six and 12 weeks to heal. Recovering. It takes about six to 12 weeks for a broken ankle to heal, but it may take longer to regain full movement and return to all of your normal activities. Swelling can sometimes take a few years to improve. Ask friends or family to go shopping for you, as you won't be able to do this yourself. If the fracture is out of place or your ankle is unstable, your fracture may be treated with surgery. During this type of procedure, the bone fragments are first repositioned (reduced) into their normal alignment. They are held together with special screws and metal plates attached to the outer surface of the bone. A fractured ankle can range from a simple break in one bone, which may not stop you from walking, to several fractures, which forces your ankle out of place and may require that you not put weight on it for a few months. Simply put, the more bones that are broken, the more unstable the ankle becomes Q: A: The general rule of thumb for a broken foot bone to heal is six to eight weeks. No matter how much you want to negotiate the healing time to get back to running and other exercise, the time frame is dictated by your body. You can help by following Dr. Schneider's advice and carefully caring for the fractured foot.  I broke my ankle 8 weeks ago, was in a cast for only 2 weeks and then non weight bearing for a further 4 weeks. I have a plate and 9 pins. Last week I started seeing the physio and also started walking around with both feet on the ground! Sometimes in the house I only use 1 crutch. I am 4-1/2 months into recovery from dislocation and trameleor fracture of my ankle (broke in three places plus some bone fragments that couldn't be pinned back in), and have a plate and 10 pins holding it all together. It takes at least 6 weeks for the broken bones to heal. It may take longer for the involved ligaments and tendons to heal. As mentioned above, your doctor will most likely monitor the bone healing with repeated x-rays. This is typically done more often during the first 6 weeks if surgery is not chosen. A fractured ankle can range from a simple break in one bone, which may not stop you from walking, to several fractures, which forces your ankle out of place and may require that you not put weight on it for a few months. Simply put, the more bones that are broken, the more unstable the ankle becomes Report Abuse. My sister got a spiral fracture in her ankle while mountain biking and it took about 6 months and she had to be in wheelchair for much of that time. I know an ankle provides more support than does some small bones in your foot but I suspect it will take much longer than you think it will to heal. 
http://my.clevelandclinic.org/services/orthopaedics-rheumatology/diseases-conditions/hic-fractures http://orthosurg.ucsf.edu/patient-care/divisions/sports-medicine/conditions/ankle-and-foot/ankle-fracture/ http://www.nhs.uk/conditions/broken-ankle/Pages/Introduction.aspx http://orthoinfo.aaos.org/topic.cfm?topic=A00391 http://www.tanglewoodfootspecialists.com/faqs/how-long-does-it-take-to-heal-a-broken-foot-bone.cfm http://ehealthforum.com/health/how-long-does-it-take-a-broken-ankle-to-heal-t316168.html http://orthoinfo.aaos.org/topic.cfm?topic=A00391 https://answers.yahoo.com/question/index?qid=20100815052906AAUD6R6
how long to heal a fractured ankle