Walmart discounts a selection of electric fireplaces, with prices starting from $69. Plus, these orders receive free shipping. A couple of best bets:
ChimneyFree Infrared Quartz Electric Space Heater for $69 ($21 off)
Northwest Electric Indoor Wall Mounted Fireplace for $99.99 (pictured, low by $20)
With these companies, it might be easier than you think to negotiate your monthly bill down.