Cost of replacement windows and installation

Looking for cost of replacement windows and installation in Ontario, CA? Call ReplacementWindows Pros for a contact a provider — no obligation. Licensed window pros serve Ontario and the surrounding area, and you'll get straight answers on timing and what affects the price.

Last updated: September 24, 2026

What affects the price

Replacing your windows involves several moving parts that change the final bill. The biggest factor is the frame material, as vinyl tends to be more budget-friendly while wood or custom fiberglass options sit on the higher end. You also have to consider the glass packages—things like double versus triple panes or extra coatings for energy efficiency can shift the cost. The complexity of the installation matters, too, such as whether your frames need repairs or if you are switching from a standard window to a bay or bow style. Exact pricing confirmed free on the call.

About this service

When you replace your windows, the total expense depends on the size of the openings, the number of windows, and the specific materials you choose. Opting for energy-efficient glass or custom frame colors will shift your final estimate. We provide a breakdown based on your home's unique layout. Exact pricing confirmed free on the call.

Frequently asked in Ontario

How much does it cost to install replacement windows in Ontario, California?

What is the process for installing replacement windows in Ontario, California?

What's the cost to install vinyl replacement windows in Ontario, California?

How much does replacement windows cost in Ontario, California?

The cost of replacement windows in Ontario, California, is highly dependent on the specific choices made regarding materials and features. Factors such as the brand of window, the frame material (e.g., vinyl, wood, composite), the glazing (e.g., single, double, or triple-pane with low-E coatings), and the number of windows involved all contribute to the final price. Installation complexity, including any necessary adjustments to the existing openings, also impacts the expense. For a precise understanding of typical costs for your specific needs in Ontario, California, a complimentary estimate is recommended.

What are some cheap replacement windows options in Ontario, California?

What are replacement windows installers near me in Ontario, California?

What are the best replacement windows for Ontario, California?

Also serving nearby: Chino · Rancho Cucamonga · Jurupa Valley · Pomona · Fontana

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More on this: ENERGY STAR windows — efficiency ratings.

Service area details

182,457residents

3,650per sq mile

4ZIP codes served

Serving all of Ontario — population 182,457; about 3,650 residents per square mile across 50.0 sq mi. ZIP codes covered include 91758, 91761, 91762, 91764.

Neighborhoods served in Ontario: Central Ontario, South Ontario, West Ontario, North Ontario, East Ontario — and every surrounding area.