Rising Fuel Costs Are Squeezing Trucking Operators Now

TL;DR: The US is exporting crude at near-record pace to fill a Strait of Hormuz supply gap, but domestic inventories are draining fast and diesel is up almost $2 since the Iran war started. Trucking operators are absorbing those costs in real time while also competing for a shrinking CDL driver pool. The operators who move fast on both cost containment and recruitment marketing will widen the gap on those who wait.

The Numbers Behind the Fuel Price Surge

Over nine weeks ending in early May 2026, the US shipped more than 250 million barrels of crude overseas, temporarily overtaking Saudi Arabia as the world’s top exporter. That export surge was a direct response to the near-closure of the Strait of Hormuz, which handles roughly 20% of global oil supply. Japan, South Korea, Thailand, and Australia all scrambled to replace Middle Eastern crude with US barrels.

The problem for everyone operating inside the US economy — and especially for trucking — is that those exports come directly out of domestic stockpiles. Combined US reserves of crude and oil products dropped 52 million barrels across four consecutive weeks of declines. Brent crude topped $126 a barrel in late April, a level not seen since 2022. Average retail diesel in the US is now up nearly $2 per gallon since the conflict began. For a long-haul carrier running 100,000 miles a year per truck, a $2 diesel increase translates to roughly $14,000 in additional annual fuel cost per unit before any fuel surcharge recovery.

Traders are already warning that consistent US export capacity sits closer to 6 million barrels per day — not the 10 million often cited as headline capacity — because vessel availability and offshore lightering operations create hard chokepoints at Gulf Coast terminals. That ceiling limits how much of a global supply buffer the US can actually provide, which means upward price pressure on domestic diesel has room to continue.

Why Trucking Operators Feel This First

Diesel is the operating cost that every other variable in trucking gets measured against. When it spikes, fuel surcharge mechanisms lag. Spot market rates rarely adjust fast enough to cover sudden step-changes in per-mile fuel expense. Contract lanes negotiated before April 2026 almost certainly did not price in a $2 diesel increase. Carriers running those contracts are eating the difference today.

Fleet operators with weaker balance sheets face a familiar bind: raise rates and risk losing shippers to competitors who are also bleeding but willing to absorb short-term losses to hold volume. The operators who modeled fuel hedging or locked in fixed-price fuel agreements earlier in 2026 are in a structurally different position than those who did not.

This environment also accelerates driver churn. When operating costs rise and owner-operators feel squeezed, more of them park trucks or exit the market. That tightens the available CDL driver pool exactly when carriers need to hold capacity. CDL driver recruitment was already a high-competition discipline before diesel broke $4.40 for regular gasoline and before the pump price for diesel climbed further. Now it is an emergency priority for any fleet trying to maintain driver count.

What the Export Ceiling Means for the Next 90 Days

TD Securities commodity strategist Ryan McKay projects multimillion-barrel inventory declines continuing through May. Oil-options traders are building put positions — the equivalent of 22 million barrels across July-through-November contracts — that would pay out if WTI traded at a $45 discount to Brent. That spread was only $11.63 in early May. The options positioning reflects genuine market anxiety about a rapid unwinding of US export economics.

The Trump administration has ruled out export restrictions and has taken limited steps to ease domestic prices: waiving the Jones Act on some oil shipments, allowing higher ethanol blends in gasoline. Energy Secretary Chris Wright has drawn a rhetorical line at $5-per-gallon gasoline, the 2022 peak during the Russia-Ukraine supply shock. Average US gas prices were already above $4.40 in early May. The gap between that floor and the political threshold is not large.

For trucking operators, the relevant planning window is now through Q3 2026. Summer driving season will add demand pressure on refined products. If the Iran conflict extends without a resolution in the Strait of Hormuz, domestic inventory draws will continue, and diesel pricing will remain structurally elevated. Operators who have not already started modeling fuel cost scenarios for $5 and $6 diesel should do that this week, not next quarter.

What This Means for Trucking Operators

Three immediate operational priorities stand out from this supply picture.

Driver retention is cheaper than driver replacement. With diesel high and owner-operator margins compressed, drivers who feel undervalued will leave. The cost to recruit and onboard a replacement CDL driver — including downtime, advertising spend, and training — typically runs $5,000 to $15,000 per seat. Spending $2,000 to $3,000 on retention is a better trade in almost every scenario. Carriers that have not run a structured retention analysis recently should start with a full marketing and recruitment audit to identify where driver acquisition costs are highest and where retention is leaking.

Recruitment advertising needs to be running right now, not when capacity breaks. The carriers winning CDL drivers in this environment are not waiting for their driver count to fall below threshold before activating paid campaigns. They are running continuous paid acquisition through platforms where drivers actually spend time, with messaging that addresses real concerns — home time, pay structure, fuel surcharge pass-through for owner-operators. Paid performance campaigns built for trucking recruitment look different from generic job board placements; the targeting, creative, and conversion flow need to be purpose-built for the vertical.

Precision matters when budgets are under pressure. Carriers that broadcast recruitment ads to a broad geography waste money on applicants who will never realistically relocate or haul the required lanes. Geographic and demographic precision targeting focused on specific CDL classes, endorsements, and home-domicile proximity cuts cost-per-qualified-applicant significantly. When every dollar of operating budget is under scrutiny because of fuel cost pressure, recruitment advertising that converts at a higher rate is not a nice-to-have — it is a margin decision.

Fleets that also run owner-operator programs face an added complication: owner-operators who feel squeezed by fuel costs and who are not covered by adequate fuel surcharge agreements will look for carriers that offer better economics. The recruiting pitch has to address that directly, with transparent numbers, not just “great pay” copy.

Finally, carriers competing for the same shrinking driver pool in the same regional markets should be running lead qualification on incoming applicants at a pace that manual processes cannot sustain. AI-assisted lead qualification shortens the time between application submission and first recruiter contact, which meaningfully improves conversion rates when drivers are fielding multiple offers simultaneously.

The Broader Supply Shock Context

The US becoming a net crude exporter after the 2015 export ban lift fundamentally changed American foreign policy leverage. Energy Secretary Kevin Book of ClearView Energy Partners put it plainly: “The U.S. becoming a net exporter of petroleum changed everything about our foreign policy in areas where energy is a factor. Since energy is a factor in almost everything, it basically changed our foreign policy.”

That geopolitical shift is real, but it does not insulate domestic operators from the price consequences of acting as the global supplier of last resort. US oil production is actually down roughly 100,000 barrels per day since the Iran conflict started. Drillers have been hesitant to ramp output because war-timeline uncertainty makes capital planning difficult. Major producers including Chevron and ConocoPhillips have flagged severe supply stress, with ConocoPhillips warning of “critical shortages” ahead.

For fleet operators tracking the next 90 days, the macro picture points to continued diesel price pressure, continued driver supply tightness, and continued margin compression on contract freight lanes. The operators who treat this as a temporary blip and defer action will be behind the carriers who are already adjusting recruitment spend, driver retention investment, and fuel surcharge structuring in real time. Understanding how trucking recruitment marketing performs differently in a tight labor market, and what levers to pull first, is exactly the kind of operational edge that separates carriers who hold driver count from those who shrink.

Originally reported by Transport Topics, May 2026.