Tools / Fuel Cost Calculator

Fuel Cost Calculator

Real numbers for drivers, owner-operators, and small fleets. Change any input — your results and the URL update live, so you can save or share your scenario.

Your inputs

All fields update results instantly.

Auto-calculate weekly miles

Start ZIP / postal code

Destination ZIP / postal code

Enter a US ZIP (e.g. 43555) or Canadian postal code (e.g. K1A 0B1).

Trips / week

Round trip

Miles driven per week

Average MPG

mpg

Fuel type

Price / gal

Optional

Fuel card discount

¢/gal

Cash-back

Number of vehicles

Your estimated fuel cost

$182 / month

Per week

$42

Per year

$2,184

Cost per mile

$0.14

Gallons used per week

12 gal

Effective price $3.50 / gal

Annual fuel card savings

Add a discount or cash-back to see savings

What better MPG is worth

Annual savings if you improved fuel economy from 25 MPG.

+1 MPG (26 MPG)$84 / yr

+2 MPG (27 MPG)$162 / yr

+5 MPG (30 MPG)$364 / yr

Is the cheaper station worth the detour?

Maximum extra miles worth driving on a typical weekly fill to save the amount shown per gallon.

Save 5¢/gal

4.3

extra miles

Save 10¢/gal

8.6

extra miles

Save 15¢/gal

12.9

extra miles

Save 25¢/gal

21.4

extra miles

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Related guides

Go deeper on the math behind your results.

Editorial disclaimer: these are estimates, not financial advice. Actual costs vary with driving style, terrain, idling, vehicle condition, regional taxes, and fuel-card terms. Verify against your own receipts before making a financial decision.