Airfares are constantly changing, making it difficult to determine a reasonable price. Expedia's new Flight Deals tool helps travelers find discounted airfares by analyzing millions of flights daily.

Get more news like this delivered to your inbox by signing up for our Travel newsletter here. When booking a flight, chances are you want to score the best deal. This is especially true now that ...

Compare fares, look at historical data and remember there are always more deals. Whether you need to secure a last-minute trip or have had your eye on a dream destination and were just waiting for a ...