Finding cheap flights seems impossible anymore, but flight expert Scott Keyes knows otherwise – so much so that his email subscription service, Going (formerly Scott's Cheap Flights), promises ...

with Tuesday being the cheapest day, according to the historical flight data. Flying early- to midweek can save travelers 13% to 20% on airfare compared to flying on Friday, Saturday or Sunday ...

The flight from my home in NYC to Berlin kicked off a two-week train trip through Europe. I booked my travels with the lesser-known airline because it was the cheapest ... I didn't buy any.

If you do, read on to learn why flight prices fluctuate and get four insider secrets that can help you book cheap airfare. Flight prices are determined by a complex algorithm that includes factors ...