RV fuel cost calculator

miles
Trip
$/ gallon

U.S. average from EIA for the week of October 19, 2026.

More options: MPG, towing, splitting the cost
MPG

Presets are typical figures. If you’ve logged your own MPG, enter it here.

people
Fuel cost$171Likely $156 to $190

Compare

  • Class A motorhome (diesel)$279+$108
  • Class B camper van$107save $64
  • Towing a small car$180+$9
  • Round trip$343+$171

400 miles at 10 MPG: 40.0 gallons, $0.43 a mile. The likely range allows for fuel economy 10% better or worse.

Free calculator from PumpTally. Estimates only.