How Fuel Surcharges Quietly Raise Parcel Shipping Costs

Parcel shipping costs are still climbing in 2026, even for shippers who haven’t changed carriers or service levels. Contracts may look the same, but invoices keep increasing.

The reason usually isn’t the base rate. It’s how fuel surcharges and accessorial fees are applied across nearly every shipment. Small changes in fuel percentages and more frequent fees add up quickly.

A Recent Example

On March 9, 2026, UPS increased its Domestic Express and Ground fuel surcharge by 1.0%, without changing the structure of the fuel table.

This was the second 1.0% increase to domestic fuel this year, and the third overall increase when including International ground the week prior. The change raised the minimum fuel surcharge to 18.5% for both Ground and Air, and now puts UPS about 0.5% higher than FedEx, even though the two carriers use nearly identical fuel tables.

Even small differences like that matter. When applied across every shipment, a half-point gap can translate into meaningful cost.

More broadly, fuel surcharges continue to rise even as diesel and jet fuel prices remain below prior peaks. Over the past several years, fuel percentages have moved from the high single digits to more than 20% today. At this point, fuel is no longer a minor add-on. It’s one of the largest cost drivers in the parcel invoice.

Fuel Minimums Can Be Misunderstood

Fuel surcharges are percentage-based add-ons tied to fuel price indexes. When fuel prices move up, so does the surcharge. But when prices fall, minimum thresholds often keep those percentages elevated.

Carriers can also adjust fuel tables quickly, applying changes across their entire network almost immediately. Most shippers don’t realize that if the carriers were to get fuel for free, the shippers would still be charged 18.5%.

Where Costs Really Build

Fuel doesn’t hit alone. It stacks with accessorial fees like:

• Residential delivery
• Delivery area surcharges
• Additional handling or large package fees
• Peak surcharges

So, one shipment often includes a base rate, a fuel surcharge and multiple fees. That combined stack, not the base rate, drives the true cost.

Why It Catches Teams Off Guard

Most companies look at parcel from one angle: finance (total spend), operations (performance) or ecommerce (delivery promise). But none of these alone explain how costs are actually built.

Carriers, on the other hand, manage this in detail. They understand how fuel changes, lanes and accessorials impact yield. Most shippers don’t see the full picture until the invoice shows up, often weeks after the cost was incurred.

Start With Visibility

The first step isn’t renegotiating. It’s understanding. Shipment-level data helps you see:

• How much spend comes from fuel and fees vs. base rates
• Where surcharges hit hardest (by service, zone or shipment profile)
• Which shipments consistently trigger extra charges

In most cases, a small portion of shipments drives a disproportionate share of fuel and accessorial cost.

Turn Insight Into Action

With that visibility, you can:

• Adjust contracts (fuel tables, fee structures)
• Optimize routing (service levels, carrier mix, regional carriers)
• Reduce avoidable fees through packaging and operational changes

The goal isn’t the lowest base rate. It’s the lowest total cost.

Make It Part Of Daily Decisions

To keep costs in check:

• Update routing and TMS rules based on total cost, not just transit time or freight and fuel
• Set clear guidelines for premium vs. ground services
• Review fuel and fee trends regularly and adjust

Fuel surcharges and accessorials don’t have to be a surprise.

Over the past few years, fuel has quietly reshaped the cost structure of parcel shipping. Since 2020, fuel surcharges have nearly tripled, reshaping parcel cost structures and making total cost management more critical than ever. The companies that manage it well aren’t chasing rates. They understand how those costs build and are making smarter decisions because of it.

About Author:

Robyn Meyer

Senior Vice President, Parcel Strategy & Solutions

Robyn is the Senior Vice President of Parcel Strategy & Solutions at Transportation Insight, leading small parcel strategy and solution development across various platforms and transportation modes. With nearly 26 years of experience, she specializes in e-commerce and international trade compliance. Robyn enhances digital supply chain platforms by addressing common shipper challenges and driving innovation.