HVAC technicians are some of the highest-skilled tradespeople in field service. A seasoned tech can diagnose a failing compressor, repair a heat exchanger, or install a new system in half a day. But none of that expertise matters when they're stuck in traffic between calls.
Industry surveys consistently show that HVAC techs spend 2 to 3 hours per day driving between jobs. For a company with five technicians, that's 10-15 hours of windshield time every day. At average loaded labor costs, that driving represents thousands of dollars per month in payroll spent on travel instead of billable work.
Here are five practical strategies to reduce that number.
1. Track Your Actual Drive Time
Before you can improve route efficiency, you need to measure it. Most HVAC business owners underestimate how much time their team spends driving because they don't track it systematically.
Start simple: have each tech note their drive time between jobs for one week. Not GPS tracking or fancy software, just a tally. "20 minutes to first job, 35 minutes to second job, 15 minutes to third job." Add it up at the end of the week and divide by the number of working days.
The average usually surprises people. When you see that your team is spending 25-30% of their working hours in transit, the case for improvement becomes obvious.
2. Stop Scheduling by Who's Next on the List
Many HVAC companies assign calls in the order they come in: the next call goes to the next available tech, regardless of where they are. This is fast and simple, but it creates scattered routes by default.
A better approach is to consider location when assigning calls. When a new service request comes in, look at where each tech will be around that time and assign it to the one who'll be closest. This doesn't require new software. It requires a dispatcher (or owner) who keeps a map view in mind when scheduling.
The challenge is that this manual approach gets harder as your team grows. With two techs, it's manageable. With five or more, the geographic puzzle becomes too complex to solve reliably in your head.
3. Group Maintenance Visits by Area
HVAC businesses often have a mix of reactive service calls and scheduled maintenance visits. You can't control when a compressor fails, but you can control when maintenance visits are scheduled. Use that control to cluster maintenance by geography.
If you have 15 maintenance visits to schedule this week, don't spread them evenly across your calendar. Group the ones on the north side for Monday, the west side for Tuesday, and so on. This creates anchor points in each day's schedule that pull reactive calls in the same direction.
This is essentially manual zone scheduling, and it works. The main drawback is that it requires discipline. When a customer calls and says they want their maintenance Tuesday, it takes willpower to say "I can get you in Thursday when we'll have a tech in your area, or Tuesday if that's an emergency." But the route efficiency gains are worth the conversation.
4. Use Your Booking Page to Guide Customers
If you offer online booking (and you should, given that customers increasingly expect it), the booking page is a powerful tool for route efficiency. The time slots you show customers directly shape your schedule.
At the simplest level, you can limit online booking to specific time windows per area. More advanced scheduling tools score each available time slot based on how it fits geographically with the day's existing appointments. The most efficient times appear first, and customers naturally gravitate toward them.
This is particularly effective for HVAC because many service requests aren't true emergencies. A customer whose furnace is making a noise wants it looked at this week, not necessarily at 9:00 AM tomorrow. If your booking page gently steers them toward Thursday at 2:00 PM (when your tech is already in their neighborhood), they'll often take it.
5. Adopt Location-Aware Scheduling
The highest-impact change is building location awareness directly into your scheduling process. Instead of bolting on route optimization after the schedule is set, use a scheduling tool that factors in geography at booking time.
Location-aware scheduling works by scoring every available time slot based on proximity to existing appointments. When a customer enters their address, the system knows which days and times would put them near another job and which would create a long drive. The best options are shown first.
Route simulations project that this approach reduces total driving by around 33% compared to standard scheduling for a typical HVAC operation. For a five-tech team, that translates to roughly $1,500 per month in projected vehicle cost savings. More importantly, it frees up 5-8 hours per week per technician for billable work.
The efficiency compounds over time. As more appointments flow through the location-aware system, each day's schedule gets tighter. After a few weeks, the improvement becomes self-reinforcing because each new booking has more existing appointments to cluster with.
Start Somewhere, Then Build
You don't need to implement all five strategies at once. Start with tracking drive time (strategy 1) so you have a baseline. Then pick the strategy that fits your current workflow. If you have a dispatcher, train them on location-based assignment. If most of your bookings come through a website, focus on your booking page.
The businesses that see the biggest improvements are the ones that treat route efficiency as a system, not a one-time fix. Each strategy reinforces the others, and the cumulative effect is significant: less fuel, less wear on vehicles, more jobs per day, and techs who aren't burned out from three hours of daily commuting.
ServiceReach is designed to make strategy 5 effortless. It scores every time slot by location so your HVAC schedule clusters by area automatically. See how it works, or start a free 30-day trial to test it with your team.