Most flyers have no idea of the many reasons for flight delays. When you do better understand, it's hard to believe we have as many on-time flights as we do! But a bit of knowledge about how flight itineraries are constructed can help you understand the system better--- including how to plan more effectively for greater success instead of just hoping to get lucky. If you’ve ever taken a flight with a connection, you’ve already experienced the hub-and-spoke system—even if you