Fuel Cost Calculator

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The Fuel Cost Calculator is free for all RVSpot members.
Get precise trip cost estimates, fuel stop planning, and speed-vs-savings comparisons.

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⚙️ Trip Details

Rig Type

RV Fuel Economy

mpg

Typical Class A gas: 7–10 mpg at highway speed.

Trip Distance

miles

Travel Days

days

Fuel Tank Size

gallons

Fuel Price

$ / gal

National avg (gas). Edit to match current local prices.

Include generator fuel estimate

Generator Hours / Day

hr/day

Average 0.5 gal/hr for a typical RV generator.

📊 Trip Cost Estimate

Total fuel cost —

Cost per travel day —

Total gallons needed —

Fuel stops (80% tank rule) —

Range per tank —

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Fill in your trip details to see the estimate.

Choosing between two trips? The Trip Cost Comparison tool lets you compare fuel, parks, food, and total cost side-by-side.