How much does it cost to drive from Kansas City to St. Louis?

Driving fuel + tolls cost is calculated live based on today's gas prices in MO and your vehicle's MPG.

How far is Kansas City from St. Louis?

Approximate driving distance and time are computed from real highway routing.

Cost to drive

Kansas City to St. Louisin a 2025 Toyota Camry

Live fuel-cost estimate from Kansas City, MO to St. Louis, MO driving a 2025 Toyota Camry, using today's average pump prices in MO, real highway distance, tolls, and recommended refuel stops along the route.

Total cost

$36.51

Distance

297 mi

Drive time

4h 57m

Fuel

9.3 gal

Gas: $3.45/gal

Customize vehicle

Pick a different car

Make

Model

Year

Fuel

gas

Efficiency

32 MPG

Tank

15.8 gal

Range

506 mi

Cost breakdown

Fuel (9.3 gal @ $3.45/gal route avg)$32.05

Tolls (estimated)$4.46

Cost per mile$0.123

Refuel stops0

Range per fill506 mi

Vehicle

Make / ModelToyota Camry

Year2025

Fuel typegas

MPG (combined)32

Tank (gal)15.8

Compare popular vehicles on this route

Related trips

Plan a different trip

Use the full calculator to pick any vehicle and route.

Open calculator

FAQ

Driving from Kansas City, MO to St. Louis, MO costs about $36.51 one way in fuel and tolls for a Toyota Camry at today's gas prices.