There are plenty of ticket search engines that will help you find the best price for a specific day and time. Adioso takes a different tack, showing you the best times to fly within a longer, more flexible travel window.
Click on the image above for a closer look.
Adioso rewards people with flexible travel schedules. If you're looking for a cheap ticket to London some time in October instead of a specific time on October 17, Adioso can help you find the best possible time to fly. Plug in your query using natural language like "Sydney to London for under $800", and Adioso will kick back the results as well as a timeline indicating when prices are rising and falling over the window of time you specified.
Visit the link below to take it for a test drive or sound off in the comments with your favourite ticket search engine or travel tips.