Screenshot from the Disney+ app The wait is over. Mulan is now available on Disney+! You can purchase it through Premier Access for $29.99. If you don’t want to pay extra, it has been confirmed by Disney that you can watch on regular Disney+ starting on December 4. If you want to watch now but the purchase option doesn’t appear on your TV, try purchasing it on the Disney+ app on your phone. The purchase option should be available there.