DuBois Regional Airport is less than 10 minutes away from the Flea Market!!
http://duboisairport.com/

Need a place to stay??
In Brookville?
https://www.tripadvisor.com/SmartDeals-g52268-Brookville_Pennsylvania-Hotel-Deals.html 
Or DuBois?
https://www.tripadvisor.com/SmartDeals-g52522-DuBois_Pennsylvania-Hotel-Deals.html

Lets Eat!  After your done at the Flea Market of course
Rosie's Take a Break Restaurant located 1.5 miles north of the Flea Market Grounds open Saturday. 


https://www.tripadvisor.com/Restaurants-g52268-Brookville_Pennsylvania.html

A few other things to do
http://www.groundhog.org/
http://www.brockwayfourth.com/
http://www.jeffersoncountypa.com/
http://visitpa.com/pa-historic-towns/brookville-historic-district