The check-in and check-out times at Howard Johnson hotels can vary slightly by location, but generally, check-in is typically around 3 PM and check-out is around 11 AM. These times are fairly standard across the hospitality industry to allow for proper room cleaning and preparation. However, it is always advisable for guests to check the specific policies of the individual Howard Johnson location they are planning to visit, as some hotels may offer different arrangements, including early check-in or late check-out options, depending on availability. Guests may find this information on the current web page of the specific Howard Johnson hotel they are interested in, where they can also find additional details regarding their stay.