Sprawling UrbiaSearch 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.Watch out for Urban sprawl is you’re heading to New York City, Mexico City, Los Angeles, Mumbai or Kolkata. Each of these areas have at least 13 million people in their urban area.