miles→km
Home / Travel / Road Trip Calculator
TRAVEL PLANNER

Road Trip Calculator: Cost and Driving Time

Enter the distance, your car’s mpg, fuel price and average speed to get the fuel cost and driving time.

$35 fuel · 10 gal · 5h 0m driving

Formula: time = miles ÷ speed; cost = miles ÷ mpg × price. Results update as you type.

Planning tips

Use an average speed of 50–60 mph for mixed highway driving including short stops; add a 15-minute break every 2 hours. Driving in Europe or Canada? Distances are in km — convert with the km to miles converter and check limits in the km/h to mph table.

Frequently asked questions

How long does it take to drive 300 miles?

About 5 hours at an average of 60 mph, plus stops.

Related tools