A blocked drain rarely picks a convenient time. One minute, the kitchen sink is draining fine, the next, there is water pooling around your feet and a smell you cannot ignore. Before you call anyone, you want a straight answer to one question: how much is this going to cost? This guide breaks down what blocked drain repair really costs in Adelaide in 2026, what makes the price move up or down, and how to tell when a quick fix at home is enough or when it is time to book a licensed plumber.
Average Blocked Drain Repair Costs in Adelaide
Most blocked drains in Adelaide fall into one of three brackets, depending on how stubborn the blockage is and how deep it sits in your pipes.
- Minor blockages, such as a single sink or basin blocked with hair, grease or food scraps, usually cost between $150 and $300. This often covers the call-out and an hour or so of work with a drain machine.
- Moderate blockages, like grease build-up or an obstruction further along the line, generally run from $300 to $500.
- Severe blockages, including tree roots in the sewer or a partially collapsed pipe, tend to cost between $500 and $800, and sometimes higher when specialist equipment or excavation is needed.
For context, most Adelaide plumbers charge somewhere between $90 and $140 an hour, and many add a call-out fee of $70 to $120 on top. The drain cleaning price in Adelaide depends far more on the job than the suburb.
At Triton, we skip the guesswork. You get an upfront, fixed price before any work starts, so the number you hear is the number you pay. You can see how we handle blocked drains here.
What Affects the Price (Depth, Access and Severity)
Two blocked drains are rarely the same, which is why a good plumber looks before quoting. A few factors move the price more than anything else.
- Severity: A surface blockage clears in minutes. Tree roots or a grease-packed sewer line take longer and need stronger equipment.
- Depth and location: A blockage under a slab, in the backyard, or several metres down the sewer is harder to reach than one under the sink.
- Access: If your plumber can reach the drain through an existing inspection point, the job is quicker. If they need to dig or work in a tight space, costs climb.
- Pipe condition: Older clay or earthenware pipes, common in established Adelaide suburbs, crack and let roots in, which can turn a simple clear into a repair.
The honest takeaway is that a proper diagnosis usually saves you money, because it fixes the actual problem rather than the symptom.
CCTV Camera Inspection Costs
When a drain keeps blocking, or the cause is not obvious, a CCTV camera inspection takes the mystery out of it. A waterproof camera is fed down the line so your plumber can see exactly what is going on, whether that is roots, a fat blockage, a sag in the pipe, or a crack. In Adelaide, a CCTV inspection typically adds $200 to $300 to the job, and it is often bundled with the drain clearing. It is money well spent on recurring problems, because it pinpoints the issue the first time instead of paying for repeat visits. Triton uses CCTV inspection and hydro-jetting together, so you can see the before and after for yourself.
Hydrojetting vs Manual Clearing: The Cost Difference
There are two common ways to clear a blocked drain, and the right one depends on the blockage.
- Manual clearing, using a motorised drain snake or eel, suits straightforward blockages and is the cheaper option. It is often included within a standard call-out.
- Hydrojetting blasts high-pressure water through the pipe to cut through grease, sludge and roots, leaving the pipe walls clean. It costs more, generally $300 to $600 in Adelaide, but it is far more thorough and the better choice for stubborn or recurring blockages.
For drains that block again and again, hydrojetting paired with a camera inspection usually works out cheaper over time than repeated snaking.
Emergency Blocked Drain Call-Out Fees in SA
A blocked drain at 11 pm on a Sunday is not going to wait until Monday. Emergency and after-hours call-outs in South Australia cost more than a standard daytime visit, and some plumbers charge up to double the normal hourly rate outside business hours. That is standard across the trade, but it should never be a surprise. Triton answers the phone 24/7, and we tell you the after-hours rate before we head out, not after the job is done. If water is flooding your home or sewage is backing up, that is a genuine emergency and worth the call to a blocked drain plumber in Adelaide straight away.
How to Know if You Need a Plumber or Can DIY
Some blockages are fair game for a confident homeowner. Others are a fast way to make a small problem worse.
You can usually try yourself when: a single sink or basin is slow, there is no smell or gurgling elsewhere, and a plunger or a mix of hot water and bicarb soda gets things moving again.
Call a licensed plumber when: more than one fixture is affected, the toilet gurgles when you run a tap, water comes back up somewhere else, there is a sewage smell, or the same drain keeps blocking. These point to a problem deeper in the line that a plunger will not reach. Avoid chemical drain cleaners for a full blockage, as they can sit in the pipe and damage it without clearing anything.
FAQs
Does Home Insurance Cover Blocked Drains in SA?
Sometimes. Most home insurance policies cover sudden, accidental damage, such as a pipe that collapses or a blockage that causes a flood, but they usually exclude gradual wear and tear or general maintenance like clearing a slow drain. It is worth reading your policy or calling your insurer before you assume you are covered. For consumer information and your rights in South Australia, the SA Government website is a good starting point.
Can I Unblock a Drain Myself?
For a minor, single-fixture blockage, often yes. A plunger, a drain snake from the hardware store, or hot water with bicarb soda and vinegar can shift light blockages. If that does not work after a couple of tries, stop. Pushing harder or reaching for chemicals can damage the pipe and turn a $200 job into a much bigger one.
How Long Does Blocked Drain Repair Take?
A straightforward blockage is often cleared within an hour. A camera inspection adds a little time, and jobs involving tree roots, pipe relining or excavation can take longer, sometimes across more than one visit. Your plumber should give you a clear time frame along with the quote.
Get an Upfront Quote for Blocked Drain Repair in Adelaide
You should never have to guess what a blocked drain will cost. Triton Plumbing & Gas gives Adelaide homeowners honest, upfront pricing, same-day service, and fully licensed plumbers who fix the problem properly the first time. We are a member of Master Plumbers Australia and licensed under BLD 177858, covering Adelaide and the northern suburbs. Call Triton today for same-day blocked drain service, or get in touch for an upfront quote.