
The cost of replacing a flat roof is much lower than an angled one. Learn about the factors that can affect flat roof replacement costs and ways to save on a quality replacement.
Prep for your roof replacement with these questions
Your flat roof replacement budget depends on roof size, roofing material choice, labor costs, and whether you need a full replacement or partial repair.
Expect to pay $3,330 to $11,530 to replace a flat roof, with costs rising if you convert a pitched roof to a flat design.
Your timeline for replacing a flat roof takes about five days of work, though large or complex projects need more time to complete.
Hiring a local flat roofing professional provides expert guidance on material selection and ensures proper installation for outdoor living spaces, terraces, or solar panels.
Known for their sleek and minimalist look, flat roofs are becoming a popular alternative to higher-pitched roofs. If you’re considering installing or replacing a flat roof, one of the first things on your to-do list will be contacting a roofing professional. During that conversation, you can expect the pro to ask about your budget and schedule, as well as a few other common flat roof questions, which you’ll find below.
Flat and low-pitched roofs generally use different materials than steeper roofs. Single-ply roofing—such as Ethylene Propylene Diene Monomer (EPDM) or Thermoplastic Polyolefin (TPO)—is a common choice, but spray foam and metal are also popular. If you aren’t sure which flat roofing material is right for your home, your contractor can suggest some suitable options.
Your roof’s current condition has a big impact on your project’s budget and timeline. For example, if a tree fell and damaged one section of your roof, your flat roofing professional may only need to replace the damaged area. But if you have an aging roof with major problems (such as leaks or water damage), you might need a new roof.
Replacing the entire roof requires more labor and materials, which extends the project schedule and increases your costs. You’ll pay significantly more if you’re hoping to replace a pitched roof with a flat roof.
Many people install flat roofs for their clean and modern aesthetic, but this type of roof is also attractive for functional reasons. Depending on the roofing material you choose, you may be able to use your roof as an outdoor living space, terrace, or green roof. Flat roofs are also great for installing solar panels. If you plan to use your roof for any of these purposes, let your contractor know ahead of time.
Budget will be another important topic of discussion with your roofing pro. On average, replacing a flat roof costs $3,330 to $11,530, but your final cost will depend on the size of your roof, the type of roofing material, labor prices in your area, and other factors. Before meeting with your contractor, find out if your homeowners insurance will pay for your roof replacement. If so, that could impact your budget significantly.
It takes about five days of work to replace a flat roof. However, large or complex projects could take longer. If your roof is seriously damaged and needs immediate replacement (for example, after a storm or natural disaster), you’ll need to find a roofing company that performs emergency roof repair and replacement (but expect to pay more for any urgent services).
D1 Roofing delivers outstanding service from beginning to end, backed by a strong warranty and expert teams. I highly recommend them for their excellence in meeting and surpassing expectations with unmatched communication. Choosing D1 Roofing was flawless decision
This place took $25,000 for a flat roof job with a five-year warranty and never returned to fix the leaks that were caused by their work. These people are not professionals and should not be doing this type of work. They incorrectly changed the pitch of the roof, and caused more damage than...
The technician was very professional and friendly. He answered all my questions and was very thorough. He left the fireplace area very clean . He inspected from the roof and advised me as to other work that might need to be done. There was no pressure there. I was very satisfied with the...
I am really impressed with their timeliness and turnaround. Mitchell came out, and we decided to move forward with their pricing. Our roof was on within a week, and we could not be happier with their team! Amazing company, great prices and honest, dependable craftsmanship. I highly recommend...
Manuel Calvillo is the best option in the area for roofing and you won't be disappointed.
They damaged multiple items on my property, including a marble slab used as a table top, tried to hide it, and refused to pay or replace. Arrived day one without a ladder to access roof & delayed a day. Left a mess in back yard; didn't wear face masks; no show by owner to property to see damages
I've hired Gary/Cherokee Roofing for two different homes, work quality, responsiveness, and completion have been great both times. And the prices quoted were very competitive. I would definitely hire again.
Lyle did a great job removing asbestos shingles from our front porch roof. They worked together with our roofer to make sure that the new roof was able to be installed on the same day that Lyle removed the asbestos shingles.
Bradley Builders did a good job replacing the roof on our front porch. They color-matched the existing shingles on the rest of the house and installed a metal ridge roll since we live in a historical neighborhood. They did the job while we were out of town. When we got back, everything was...
I would absolutely recommend this business. They offer a variety of services, including: painting, roofing, and refinishing wood flooring. I hired them to refinish the original hardwood flooring in my home built in 1874. The job was quite challenging, as the floors were extremely aged and...
From average costs to expert advice, get all the answers you need to get your job done.

The cost of replacing a flat roof is much lower than an angled one. Learn about the factors that can affect flat roof replacement costs and ways to save on a quality replacement.

PVC roofing offers durable, waterproof protection for flat roofs. Learn how much PVC roofing costs and which factors affect how much you’ll pay.

If you need a new flat roof, learn about tar and gravel roof costs and what can affect your total to make sure you budget accurately.

Your roof’s pitch determines if flat roofing materials or shingles are right for your home. Learn the differences between a flat roof and shingles.

Flat roofs need regular maintenance to prevent leaks and keep leaves and debris from causing damage. Avoid pricey repairs with these seven flat roof maintenance tips.

Thinking about hiring a pro to fix your flat, foam, or single-ply roofing? Consider these common flat roof repair questions before reaching out to a contractor.