Roland Perry writes:

Travel itself doesn't have any "sales tax", although some airlines dress
up various items like airport and security fees as "tax and charges".
But so do USA airlines.


In some places it does. In Canada, for example, city transit doesn't have any
taxes, but long-distance stuff like Greyhound has Canada's VAT-equivalent. And
the price quoted (eg. Megabus's $1 from Toronto-Montreal) doesn't have the tax
included.