Not All Trips Are Valid for FF MilesSearch for around the world ticketFAQ: How do I use this trip planner?Start by typing your departure city in the box above. Suggestions will appear as you type.Drag and drop destinations to change the order of your trip.Your return city can be the same as your starting city, or you can change it.After adding your cities, click Next to continue planning your trip.Not all flights on your RTW trip may be eligible for frequent flyer miles. Some airlines place stipulations on tickets and those booked in the cheaper classes may not offer this benefit.