How We Solve the ‘Traveling Salesman Problem’ for Your Delivery Fleet

This guide breaks down the complex ‘Traveling Salesman Problem’ for Australian businesses, revealing how our delivery solutions lead to smarter, faster, and cheaper deliveries.

Walter Scremin CEO at Ontime

22 January 2026

Smiling delivery driver sitting in a van, representing friendly and reliable courier service.

As a business owner, you live with a daily logistics puzzle. You have a delivery fleet of HiAce vans, multiple stops with tight delivery windows, and a map of the city that looks like chaos. I’m Walter Scremin, CEO of Ontime Delivery Solutions. For more than three decades, I’ve been in the trenches with businesses wrestling this exact fleet management problem, a modern version of the traveling salesman puzzle.

A delay isn’t just an inconvenience. It’s thousands of dollars in lost productivity and impacts your supply chain when a construction site is waiting on parts or a retail shelf sits empty.

This guide isn’t about another app for your driver; it’s about a different way of thinking about your transport management. It’s about replacing that daily gamble with operational certainty through a fully managed, dedicated outsourced fleet and effective logistics solutions.

In this guide on fleet performance, you will learn:

What the ‘Traveling Salesman Problem’ is and how it’s impacting your delivery costs
Why basic route optimisation software often fails in the real world
A three pillar framework for finding a solution to the real world delivery puzzle
The measurable results you can expect from a complete fleet management system
Your simple, risk free next step to gaining control over your logistics planning

Understanding The Travelling Salesman Problem in Your Delivery Business

At this point, you might be asking a perfectly valid question: “What is the Traveling Salesman Problem and what does it have to do with my business’s delivery operations?”

In plain English, it’s the challenge of the classic traveling salesman: finding the shortest, most efficient route that visits every stop on a list and returns to the start. It’s the route planning puzzle your team tries to solve every single morning, and the math is staggering.

Consider the complexity of route planning for a single vehicle:

10 stops equal over 300,000 possible routes
15 stops equal over 87 billion possible routes

No human and no basic app can find the optimal solution. This isn’t just a math problem; it’s a direct hole in your profit and loss statement caused by inefficient delivery routes.

Audit Your Delivery Costs: 3 Common Margin Leaks in Fleet Management

Before you can fix the leaks in your fleet operations, you have to find them. Here’s a simple audit I walk business owners through to help them see where the money is really going.

The Symptom	The Hard Question to Ask Yourself	The Real Cost to Your Fleet
High Fuel & Vehicle Costs	Are my drivers zig zagging across town? Are we putting unnecessary kilometres on our most valuable assets every single day?	Wasted fuel, accelerated vehicle depreciation, and more frequent, costly maintenance for your delivery fleet.
Persistent Driver Overtime	Am I paying my drivers to sit in traffic because their route was inefficient from the start?	Inflated labour costs that directly eat into the margin of every single delivery service.
“Just One More” Late Delivery	If my biggest customer called me tomorrow to complain again, would I be 100% confident it wouldn’t happen again?	The risk of losing a major account, which is the hidden killer for many businesses relying on timely deliveries.

With the Australian road freight market estimated at over $65 billion AUD in 2025, every one of these fleet costs is increasing.

Why Basic Software Fails Your Delivery Fleet’s Vehicle Routing

The core challenge is that your business has a far more complex problem than the classic Traveling Salesman Problem. The neat, static route you plan at 6 am is often destroyed by 9 am because of the messy reality of daily last mile delivery operations.

1. Your Software Can’t Adapt When Life Happens

A static route plan is useless when a customer calls with an urgent, last minute order, or when an accident shuts down a major road. This is a common failure of basic vehicle routing.

Most basic software systems can’t offer dynamic re-optimization on the fly. This leaves your team manually patching the day’s delivery schedule together, so that you’re left paying drivers to sit in traffic, guaranteeing late deliveries and angry customers.

2. It Doesn’t Know the Real World

Your current route planning software likely doesn’t know the difference between a 1 tonne Toyota HiAce and a 4 tonne Isuzu Pantech. It can’t account for the hospital loading dock that’s only accessible for two hours in the morning, which makes optimal planning impossible.

This lack of real world logistics intelligence means your drivers are forced to find their own inefficient workarounds, which costs your transport management system time and money every single day.

3. It Can’t Solve the Human Problem of Driver Management

The best delivery management software in the world means nothing if your most experienced driver calls in sick. This is a real life challenge where staff absenteeism and vehicle breakdowns are operational realities that no app can fix.

These issues create chaos and force you to pull staff away from their core jobs to solve a logistics crisis, all while leaving you responsible for managing driver fatigue in line with national safety standards.

“Business owners often buy technology to fix a people problem. But the best route plan is useless without a reliable, professional driver in the seat every single morning. That’s the part of the delivery system you have to solve first.”

— Walter Scremin, CEO of Ontime Delivery Solutions

Is your daily route plan falling apart?

A free analysis of your fleet logistics can show you a better, more reliable way. Call us for a no-obligation chat.

Get a free quote today! 1300 778 919

A Framework For Effective Route Planning and Solutions

At Ontime, we’ve learned that you can’t solve this delivery problem with a single tool. The only way to achieve true control over your supply chain is with an integrated system built on three pillars: the right People, the right Platform, and the right Process.

Pillar 1: The Right People (Guaranteed Delivery Execution)

The Philosophy: The “human factor” is the biggest variable in any delivery operation. The only way to control it is to ensure you have the same, reliable, professional driver, a true delivery partner, showing up every single day.

How it works: We provide you with permanent, dedicated drivers who are on our payroll but work exclusively for you. They learn your routes, your products, and your customers’ specific needs. They become a seamless extension of your team, providing absolute consistency and eliminating the chaos of daily driver management.

Pillar 2: The Right Platform (Dynamic Route Optimisation)

The Philosophy: Your technology must be smart enough to handle real world complexity, not just plot dots on a map. It needs to be a dynamic route planning tool that understands your specific business constraints and improves fleet performance.

How it works: Our proprietary OnTime Earth™ logistics engine excels at handling complex, multi variable problems, applying powerful optimization algorithms. For example, it can plot a single optimized route that prioritises a refrigerated delivery to a supermarket with a strict morning window, while also sequencing four other non refrigerated drops. This gives you a truly optimal plan, allowing you to maximise your delivery density and minimise your operational costs.

Pillar 3: The Right Process (Guaranteed Logistics Resilience)

The Philosophy: A plan is only as good as its backup plan. Your operational process must be resilient enough to handle the inevitable breakdowns and disruptions of real world fleet operations.

How it works: Our Zero Downtime Guarantee is the core of this pillar. We maintain a reserve fleet of vehicles and have backup drivers on standby. For example, when a client’s dedicated truck broke down on the Monash Freeway at 7:12 am, a replacement arrived at 7:38 am, the load was transferred, and all deliveries were completed on time. This built in resilience ensures a mechanical failure on our end never becomes a crisis for your business.

The Result: Efficient Fleet Performance and A Competitive Edge

When you integrate these three pillars, the theory meets the road. A complete delivery management system delivers measurable results that impact your bottom line and give you back your peace of mind.

A Real World Example of Fleet Optimisation

A Melbourne based auto parts wholesaler was running a fleet of 14 vehicles, struggling with late deliveries and soaring overtime. After implementing our three pillar outsourced delivery system, here were their results in the first 90 days:

Delivery Density Increased: They went from averaging 3.4 to 4.8 deliveries per vehicle, per day.
Overtime Costs Slashed: Driver overtime was cut by 38% due to efficient routing and better fleet utilisation.
Fuel Spend Dropped: Their actual fuel spend decreased by 18%.
Customer Retention Secured: They have not had a single late delivery to their top 20 customers in 14 months.

While industry studies consistently show that route optimisation can reduce fuel costs by up to 20%, our clients typically average a 17% reduction in the first six months. These aren’t just numbers; they represent the end of daily fire fighting and the beginning of efficient transport logistics.

Get A Clear Picture Of Your Total Delivery Costs

Stop guessing how much delivery inefficiencies are costing you. It’s time to get a data driven report that compares your current all in delivery costs against our fully managed logistics solution. Take the first step by claiming your free, no-obligation Fleet XRAY analysis.

Call our delivery specialists today on 1300 778 919 to book your analysis and see the potential savings for yourself.

Route Planning & Delivery Fleet FAQs

Is route optimisation software enough to solve my delivery problems?

No, route optimisation software alone is often insufficient for comprehensive fleet management. While the software is a powerful tool for solving the mathematical part of the ‘Traveling Salesman Problem’, it cannot solve for real world variables such as sudden road closures, last minute customer requests, vehicle breakdowns, or driver absenteeism. A complete solution requires an integrated system that combines dynamic technology (the Platform) with reliable, professional staff (the People) and resilient backup plans (the Process) to deliver optimal results.

What is the main benefit of a dedicated driver vs. a standard courier?

The primary benefit of a dedicated driver is consistency, which leads to higher efficiency and better customer service. A standard courier service uses a rotating pool of drivers who lack familiarity with your specific routes, products, or customer protocols. In contrast, a dedicated driver, like those provided by Ontime Delivery Solutions, functions as an extension of your team. They learn the nuances of your business, build relationships with your customers, and eliminate the daily inefficiencies that come from using a different person for each delivery.

How does an outsourced fleet handle vehicle breakdowns?

A professional outsourced fleet partner handles breakdowns through a resilience focused process, designed to ensure zero downtime for the client. At Ontime, this is managed via our Zero Downtime Guarantee. We maintain a reserve fleet of vehicles and have backup drivers on standby. If a dedicated vehicle breaks down, a replacement is dispatched immediately to the location. The load is transferred, and the delivery run continues with minimal delay, turning a potential crisis for your business into a manageable logistical event for us.

What is the difference between the Traveling Salesman Problem and the Vehicle Routing Problem?

The key difference is scale and complexity. Both are logistical puzzles focused on efficiency, but they apply to different scenarios:

The Traveling Salesman Problem involves finding the shortest possible route for a single vehicle to visit a list of specific stops.
The Vehicle Routing Problem is the more complex, real world version. It solves for an entire fleet route, incorporating multiple business constraints such as different vehicle capacities (e.g., a 1 tonne van vs. a 4 tonne truck), specific customer delivery windows, and mandatory driver work schedules.

How quickly can you integrate a dedicated delivery fleet?

A seamless integration of a dedicated delivery fleet typically follows a structured, four week process designed to minimise disruption. The timeline is generally as follows:

Week 1: Analysis and Solution Design. We conduct a deep dive into your current operations to design a tailored delivery model.
Weeks 2-3: Driver Onboarding and Training. Your permanent driver is assigned and works alongside your team to learn your specific routes, products, and customer protocols.
Week 4: Go Live. The dedicated driver and vehicle take over the designated runs, ensuring a smooth transition with zero interruption to your business operations.