Before you head to the airport, be sure to check your reservation for an actual ticket number—or you might end up paying for a $1,200 same-day flight. When you book a flight, you’re usually provided ...

How do you tell that your plane ticket is real? If it checks out on the airline’s website, you’re good to go, right? Don’t be sure. Fraudsters are abusing a little-known but decades-old technicality ...