"It would be as if an airline didn't allow you to buy tickets online."

Some airlines allow passengers to book a seat at a price.

Some airlines allow you to spread the weight but most don't.

Many airlines still do not allow the use of mobile phones on aircraft.

In time the airline will allow other airlines to use this facility.

Most airlines have changed the policy and allow as of November 2009 only one bag to be checked in for free.

Some airlines do not allow women more than 35 weeks pregnant to fly.

Most airlines allow this option only for phone reservations, though others may follow American's lead in the future.

But, he said, the airline never allowed Jonathan to fly at family rates.