You have direct at home/  Take the receiver with you from home.  As for dish costs, it can run from a couple hundred for a complete manual setup to a couple thousand for an automatic roof top setup.  We have and carry both.  most of the time I setup my ground antenna.  I spend maybe 250 dollars including a heavy duty tripod and enough coax cable and fittings to make what I wanted.  I have since converted to a SWM system with a new genie and wireless slaves at home.  This will be out go setup next spring when we leave again