A man who is known as the world's most frequent flyer has revealed the four ways you can get an upgrade. Tom Stuker is the ...

But buying miles often doesn’t mean spending less on flights ... people who sign up can receive a monthly allotment of up to 17,000 frequent-flier miles. Subscribers can cancel at any time.

There are calls for a frequent flyer levy - a tax that increases the more you fly each year. Greenpeace supports the tax and also wants air miles banned because they say it encourages frequent flying.