It's an incredible experience to fly; however, it takes a lot of determination to select the right flight. Suppose you're looking to book Allegiant Airlines reservations but have yet to locate cheap tickets on Allegiant Airlines' official site. In this case, travel agents and websites come into play. But finding the most effective sites to book cheap travel can be challenging. However, there is a lot to pick from. While the process of planning a trip isn't straightforward, there are a variety of tools to help you.