Travel
For anyone flying in : flying into Austin Airport is going to be significantly cheaper than flying into Houston, however they are the same distance.
There are plenty of Air B&B's in and around Burton, However Brenham, TX is 8 miles away and has plenty of Hotels to chose from.
Travel Note
AirBNB
There are plenty of Airbnb's close by in Round Top, Giddings, and surrounding area.
For all the days along the way