Fuel Cost Calculator for Road Trips
Estimate trip fuel cost from distance, miles per gallon, fuel price, and the number of people splitting the cost.
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Fuel needed
8.57 gal
Total cost
$31.29
Per person
$15.64
Fuel cost equals miles / MPG x fuel price.
Per-person cost divides the total by the number of people sharing the trip.
Use realistic MPG
Use city, highway, or combined MPG depending on the route.
Use local fuel price
Enter the fuel price you expect to pay at the time of travel.
Example
A 240 mile trip at 28 MPG and $3.65 per gallon costs about $31.29.
Assumption
Fuel economy stays close to the MPG value entered.
Limitation
Traffic, terrain, weather, towing, and fuel price changes can shift the real cost.
Road trips
Estimate gas before choosing a route.
Carpooling
Split fuel cost among passengers.
Commuting
Estimate weekly or monthly driving cost.
Budget planning
Compare trip options before travel.
Gas trip cost calculator
Estimate the fuel cost for a route from miles, MPG, and price per gallon.
Road trip fuel cost calculator
Plan a drive by calculating gallons needed and total fuel spend.
MPG fuel cost calculator
Compare cost estimates when vehicle fuel economy changes.
Fuel cost per person
Split a trip's fuel estimate across passengers or carpool members.
How is trip fuel cost calculated?
Fuel cost equals distance divided by miles per gallon, multiplied by fuel price per gallon.
Can I split the cost by passengers?
Yes. Enter the number of people splitting the cost to estimate cost per person.
Should I use highway or city MPG?
Use the fuel economy estimate that best matches the route you expect to drive.
Does this use live fuel prices?
No. Enter the current fuel price you want to use for the estimate.
How is trip fuel cost calculated?
Fuel cost equals distance divided by miles per gallon, multiplied by fuel price per gallon.
Can I split the cost by passengers?
Yes. Enter the number of people splitting the cost to estimate cost per person.
Should I use highway or city MPG?
Use the fuel economy estimate that best matches the route you expect to drive.
Does this use live fuel prices?
No. Enter the current fuel price you want to use for the estimate.
Suggested workflow
Trip planning workflow
Estimate fuel cost, convert route units, then calculate dates or time.