Fuel Cost Calculator for Truckers

Quickly work out what fuel will cost for a specific trip. Enter the distance, your truck's average MPG, and the fuel price at the pump — you'll see total gallons needed, total fuel cost, and fuel cost per mile instantly.

Calculate Trip Fuel Cost

Trip Distance (miles)

Truck MPG

Fuel Price ($/gallon)

Compare to a target fuel budget ($, optional)

Gallons Needed0

Total Fuel Cost$0.00

Fuel Cost per Mile$0.00

TruckingToolCalc calculators are for informational and educational purposes only. Results are estimates based on the inputs you provide and should not be relied upon as financial, legal, or professional advice. Always verify figures with a qualified accountant or business advisor before making pricing or business decisions. TruckingToolCalc accepts no liability for decisions made based on calculator outputs.

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↓Take Your Numbers Further

Fuel Card & Telematics/ELD Comparison Calculator

$47

Compare up to 3 fuel card or ELD providers side by side — fees, rebates, and features — and see the real net cost for your fleet.

Request Invoice — $47 All 3 products are $47 — compare the full lineup →

Fuel Cost Calculator — Frequently Asked Questions

Divide miles driven since your last fill-up by gallons purchased at that fill-up — do this over 3-4 fill-ups and average it for a realistic number. Manufacturer specs are usually optimistic compared to loaded, real-world highway driving.

No — this calculator is a straight distance × MPG × price estimate for line-haul fuel only. If you run a reefer unit or idle heavily in extreme weather, add that separately since it can meaningfully change your real fuel spend.

State fuel taxes differ significantly, and that's exactly what the IFTA Fuel Tax Calculator on this site is built to reconcile — this calculator is just for estimating one trip's cost at a given pump price, not tax treatment.

For planning a specific upcoming trip, use today's price along your route. For a general monthly budget, use a trailing average of your last several fill-ups so a single cheap or expensive tank doesn't skew your plan.

Fuel is usually the single largest variable cost in your overall cost per mile — use this calculator for a specific trip, then roll your typical monthly fuel spend into the Cost Per Mile Calculator for your full all-in number.