Free: Contests & Raffles.
Walmart.Or what I have done in the past is use a tarp. Cover part of the tent, tie off and have as much as you want to be a porch. With the right size tarp you can have sides going all the way to the ground and out as much as you need. One center pole and some rope to tie off the ends to secure it.
Maybe you can avoid Walmart.Big 5 has this add going https://www.big5sportinggoods.com/store/ways+to+save/Weekly+Ad
For that price it would be worth a try. Not sure how that brand stacks up against the EZ-up but at least it has the Z in it They are handy around the yard for inclement weather and gatherings as well. Store in pretty small footprint.