In the digital age, numerous websites and tools cater specifically to finding cheap flights. Each platform has its strengths and features, making them valuable resources for budget-conscious travelers. Here's a comprehensive look at some of the best websites and resources for finding cheap flights:

1. Google Flights: Google Flights is renowned for its intuitive interface and powerful search capabilities. It allows users to compare prices across different airlines and offers features like price tracking and flexible date searches. The "Explore" feature is particularly useful for discovering destinations within your budget.
2. Skyscanner: Skyscanner is a global travel search engine that aggregates flight prices from airlines and online travel agencies. It offers flexible search options, including the ability to search "Everywhere" to find the cheapest destinations from your departure city. Skyscanner also provides price alerts and a handy "Month View" to identify the cheapest days to fly.
3. Kayak: Kayak is another popular flight search engine that compares prices from hundreds of travel sites at once. It offers useful tools such as price forecasting, which advises whether to book now or wait based on historical data. Kayak's "Explore" feature helps travelers find inspiration by showing flight options within their budget.
4. Momondo: Momondo is known for its clean interface and comprehensive search capabilities. It searches hundreds of travel sites and airlines to find the best deals and offers unique features like a "Flight Insight" tool that provides tips on how to save money on specific routes.
5. Expedia: Expedia is a well-established online travel agency that offers not only flights but also hotels, car rentals, vacation packages, and more. It provides a straightforward booking process and often offers exclusive deals and discounts for registered users.
6. CheapOair: CheapOair specializes in finding low-cost flights, offering discounts on flights, hotels, and car rentals. It provides a Price Match Promise and 24/7 customer support to assist travelers in finding the best deals.
7. Hopper: Hopper is unique in its approach, using data analytics to predict when flight prices are likely to drop. It advises users on whether to book now or wait based on historical data trends. Hopper's "Watch a Flight" feature notifies users when prices drop for specific routes.
8. Airfarewatchdog: Airfarewatchdog specializes in finding unpublished and exclusive airfare deals. It employs a team of experts who manually search for the best deals and provides alerts via email or social media for personalized flight deals.
9. ITA Matrix by Google: ITA Matrix is a powerful tool favored by travel enthusiasts and professionals for its advanced search options and detailed fare rules. While it doesn't allow direct booking, it provides comprehensive flight information and pricing data, which can be used to find cheap flights that can then be booked through airlines or travel agencies.
10. Secret Flying: Secret Flying is a website that curates the latest flight deals from around the world. It features error fares, special promotions, and hidden airline deals that may not be available through traditional booking channels.