Moving truck gas cost from San Diego, CA to Milwaukee, WI

The drive is about 2,120 miles. In a 15 to 17 ft rental truck getting around 9 MPG, fuel comes to roughly $1,199 at this week’s prices.

miles
Trip
$/ gallon

Average of California and Midwest prices from EIA for the week of October 19, 2026.

More options: MPG, towing
MPG

Loaded rental trucks usually get 6 to 12 MPG. If the rental paperwork lists a figure for your truck, use that.

Fuel cost$1,199Likely $1,090 to $1,332

Compare

  • 10 to 12 ft truck$981save $218
  • 20 to 22 ft truck$1,348+$150
  • Towing a car$1,410+$212
  • Round trip$2,397+$1,199

2,120 miles at 9 MPG: 235.6 gallons, $0.57 a mile. The likely range allows for fuel economy 10% better or worse.

San DiegoMilwaukee

Routes from OSRM using© OpenStreetMap contributors data

Distance
2,120 miles
Driving days
5 at 450 mi a day
Behind the wheel
About 37 hours
Gas price used
$5.088 a gallon

Fuel cost by truck size

Based on 2,120 miles, a gas price of $5.088 and a diesel price of $7.297 a gallon. Towing a car on a trailer or dolly lowers fuel economy by about 15%.

TruckMPGGallonsFuel costTowing a car
Cargo van16133$674$793
10 to 12 ft truck11193$981$1,154
15 to 17 ft truck9236$1,199$1,410
20 to 22 ft truck8265$1,348$1,586
26 ft truck7303$1,541$1,813
26 ft truck (diesel)8265$1,934$2,275

The gap between the smallest and largest trucks on this route is about $867 in fuel alone, so it pays to rent only as much truck as you need.

Fuel prices at each end of the move

WhereGasDieselPrice basis
San Diego, CA$6.031$8.242California average
Milwaukee, WI$4.145$6.352Midwest average

Gas runs about $1.89 a gallon cheaper around Milwaukee, WI. Most one-way rentals are returned near Milwaukee, so that’s the cheaper place to top the tank back up to the level you picked it up at.

Weekly retail averages from the U.S. Energy Information Administration for the week of October 19, 2026. Prices along the way will vary. EIA source

Planning the drive

A loaded box truck is slower than a car on hills and safest at moderate speeds, and most drivers find 450 miles a comfortable day. That makes San Diego, CA to Milwaukee, WI a 5-day drive, so budget for hotel nights and meals on top of fuel. The rental itself and any per-mile fees are charged separately from fuel.

Other moves

Going the other way? See Milwaukee, WI to San Diego, CA.