Individuals should always seek ways to save money while they fly. If you want to go worldwide, cut your journey time in half, or travel comfortably, there are no other options except flying. In an emergency, flying is the most efficient form of transport. Before purchasing airline tickets, you should do extensive research on airline websites, aggregator websites, and flight search engines. It’s best to start looking for cheap domestic flights two to one and a half months ahead of time. You must book at least 24 weeks in advance for low-cost international flights.