Distance between cities › USA › Ohio › Bath, OH › Distance from Bath to Affton Book Hotels

Distance from Bath, OH to Affton, MO

Distance

547 mi

Time

10 hours 19 mins

Gas Cost

$50 - $97

There are 495.15 miles from Bath to Affton in southwest direction and 547 miles (880.31 kilometers) by car, following the I-70 route.

Bath and Affton are 10 hours 19 mins far apart, if you drive non-stop .

This is the fastest route from Bath, OH to Affton, MO. The halfway point is Greenfield, IN.

Please note the time difference between Bath, OH and Affton, MO is 1 hour. The current time in Bath is 6:07 pm and the current time in Affton is 5:07 pm.

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Lowest Price Rental Cars in Bath, OH

Planning on renting a car to go from Bath, OH to Affton, MO? Here there are some offers to rent a car in Bath, OH

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Bath »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 21.96 gallons of gas to cover the route between Bath, OH and Affton, MO.

The estimated cost of gas to go from Bath to Affton is $70.36.

During the route, an average car will release 430.22 pounds of CO₂ to the atmosphere. The carbon footprint would be 0.79 pounds of CO₂ per mile.

Average USA gas price used for calculation is $3.20 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Bath, OH and Affton, MO

If you want to meet halfway between Bath, OH and Affton, MO or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 39.816460 and -85.814064, or 39º 48' 59.256" N, 85º 48' 50.6304" W. This location is 273.39 miles away from Bath, OH and Affton, MO and it would take approximately 5 hours 9 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Greenfield, IN, situated 275 miles from Bath, OH and 277 miles from Affton, MO. It would take 4 hours 9 mins to go from Bath to Greenfield and 4 hours 23 mins to go from Affton to Greenfield.

Major City Closest to Halfway Point

The major city closest to the halfway point between Bath, OH and Affton, MO is Indianapolis, IN, situated 295 miles from Bath, OH and 252 miles from Affton, MO. It would take 4 hours 29 mins to go from Bath to and 3 hours 57 mins to go from Affton to Indianapolis.