Indonesia has an extraordinary beautiful island laying around the equator, with the tropical climate you could walking, hiking, sailing or surfing almost around year without a big disturbance.
Now day it is easy to move around Indonesia, because there are plenty of airlines serve between each big city, some of them operating brand new airplanes bought from Boeing or Airbus.
To get a tickets very easy, you just surfing the internet and shopping around the airlines websites say lion air, batavia air, mandala air, garuda indonesia, you could choose the convenient time for you and pay with credit card or atm.
With the computer print out ot atm print out you could go directly to the airport to check in without any problem. Sometimes for some months ahead with the certain time period you could get a free ticket but you must pay an administrative (tax) charges and must book in a certain time period.
Some of the airlines will not provide any food or drink but instead you may purchase it on the plane with a reasonable price, so you don’t have to worry become hungry or thirsty.