Pella Replacement Windows Doors of Omaha Lincoln. The Omaha and Lincoln Pella Windows and Doors distributorship has been serving the Omaha, Lincoln and surrounding areas for years..Get Answers to Your Most Pressing Replacement Window Questions Including When to replace your windows Factors that impact heating and cooling.Pella has more than showrooms focus on windows and doors. See our products first hand and get the expertise you need for your replacement project..How much replacement windows should cost. Average costs and comments from CostHelper’s team of professional journalists and community of users. Expect to pay an average of $ $ per window for replacements placed inside existing and structurally intact window frames, but it could go as high as $, per window, for a range of $, .