For international travel, your airline ticket will probably be one of the largest purchases you make for your trip. Hence it makes sense to choose carefully which airline to fly with, and what time of the year to fly. Evaluate all options and cut down this cost as much as possible.
In Europe, travelling by train is very popular because of its widespread routes and convenience. One of the advantages of going overland by train, bus, car, or even bicycle is that you will get to enjoy the scenery a lot more and appreciate a true sense of the size of our world.
Although hitch-hiking is, without a doubt, the most affordable way of long-distance travel, we do not recommend it because it is too risky and dangerous in today’s world.