Most of the time belching is a minor problem. Call a health care provider if the belching does not go away, or if you also have other symptoms.
ATP, a nationally accredited flight school with various locations nationwide, charges $39,995 for 90-day fast track program. The 150-day program, which allows more flexible for students who need to work while in school, costs $48,490.
According to Wikipedia, the longest non-stop airplane flight currently offered is a Qantas route from Sydney to Dallas/Ft. Worth. The distance is 13,804 kilometers. That's pretty much the farthest distance you can travel in the world.