Airline policies can greatly impact your travel experience, so it's essential to understand them. Baggage allowances, check-in times, and boarding procedures vary by airline, affecting your preparation and convenience. Knowing the cancellation and refund policies can save you money and stress if plans change. Familiarize yourself with safety and security guidelines to ensure a smooth journey. By understanding these policies, you can avoid unexpected fees, ensure timely arrivals, and enjoy a hassle-free travel experience. Always review the specific policies of your chosen airline before booking and traveling.