I'd say train because then you don't have the soreness of landing but i guess not every one gets sore ears from landing on a plane. If you don't then definitely a plane. Take off is really awesome!
In general it is cheaper to travel by train. It is much cheaper to fuel a train than it is a plane and this would account for some of the expense involved in flying.
plane train car
They travel like we do car, train, plane and walking.
afraid to fly
you can travel by plane, train, automobile, bike, boat or walk
Boat, train,or plane
8 mines
Scared of heights
If you are already in Russia, Europe or many of the Asian countries, you can get to Siberia by train or plane. Otherwise, you would need to travel to a city with an International Airport or Port and then a train or internal flight. Siberia is a big place.
On foot, boat, plane , car , or train. It depends on where you start
walk, bike, automobile, train, plane, bus
Car, train, bus, bike, and walk...