Sites like Expedia , Priceline , and CheapOair actually sell the ticket. They often negotiate bulk "private fares" that can be cheaper than the airline's direct price. The 10 Best (and Cheapest) Airfare Search Sites for 2026
Understanding where to book requires distinguishing between two types of platforms:
Sites like Skyscanner , Google Flights , and KAYAK do not sell tickets. They "scrape" data from hundreds of sources to show you who has the lowest price.