FLOR takes 20% offregular-price items via coupon code "OMG20". (Sale items are excluded.) Plus, free shipping applies to all orders. That's the best deal we've seen from FLOR since June, when it had a 25% off coupon without free shipping. FLOR sells a customizable carpet square system. Free shipping ends November 30.
Walmart offers the Safavieh Chatham Giovanni 10x14-Foot Area Rug, CHT732D-10, in Dark Grey/Ivory for $737.44$719.80 with free shipping. Outside of the mention below, that's the lowest total price we could find by $48. This hand-tufted wool rug has a 1/2" pile height.
A close price: Wayfair has it for $739.95 $735.69 with free shipping.