Budget Flights: Fly Cheap is a travel and navigation application designed for iPhone users that enables them to compare airfares from over 1,000 airlines. This app provides users with access to the best and most affordable flight deals directly on their devices, including options from regular, charter, and smaller local airlines, ensuring a comprehensive search for the cheapest fares.

The app features simple filter options that allow users to specify their travel duration and preferred airlines. Additionally, it supports multi-city searching, making it easy for travelers planning to visit multiple destinations to see the total price for their entire route. With its user-friendly interface and extensive airline coverage, Budget Flights: Fly Cheap aims to simplify the process of booking budget-friendly travel.