Most Helpful Girl
If you are really unhappy in your relationship than maybe it is time to say goodbye. People still human contact, affection, communication etc.
This is what makes being in a LDR so hard. You are not wrong, you just yearn to feel human touch.
Many relationships come to an end and that's okay, there time has run out. Talk to your girlfriend and express how you are feeling and what you need. See if she can make more trips to see you or vice versa.
If you do end it do not end if FOR THIS GIRL end it because you are unhappy and the distance just isn't working.