One of the most common—and costly—travel mistakes has nothing to do with flights or hotels. It’s passports. Many travelers assume that as long as their passport is valid on the day of travel, they’re fine. Unfortunately, that’s not always the case. Here’s what you need to know before your next international trip. 🛂 What Are Passport Validity Requirements? Different countries have specific rules about how long your passport must be valid beyond your travel dates. These rules