1. Google Flights. Google Flights is one of the fastest and easiest websites to find cheap flights. It’s the first website I check when looking for airline tickets. Enter your travel details to see all the airlines flying from those cities on that date.Where can I buy cheap flights tickets?
If you don't mind putting in a little more work, visit the cheapest airline's website after you've compared it with others on an aggregator site. Some airlines will offer special deals and discounts if you buy tickets directly from the site. Popular flight aggregator sites include Priceline, Travelocity, and Expedia.