Distance from Grafton, WI to Affton, MO


404 mi


6 hours 25 mins

Gas Cost

$30 - $57

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There are 352.11 miles from Grafton to Affton in southwest direction and 404 miles (650.17 kilometers) by car, following the I-55 S route.

Grafton and Affton are 6 hours 25 mins far apart, if you drive non-stop.

This is the fastest route from Grafton, WI to Affton, MO. The halfway point is Chenoa, IL.

Grafton, WI and Affton, MO are in the same time zone (CDT). Current time in both locations is 5:23 am.

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Gas Consumption and Emissions

A car with an MPG of will need 18.71 gallons of gas to cover the route between Grafton, WI and Affton, MO.

The estimated cost of gas to go from Grafton to Affton is $47.89.

During the route, an average car will release 366.48 pounds of CO2 to the atmosphere. Your carbon footprint is 0.91 pounds of CO2 per mile.

Best Hotels In or Near Affton, MO

Do you have where to stay when you arrive to Affton, MO? Check out our hotel recommendations:

Halfway Point Between Grafton, WI and Affton, MO

If you want to meet halfway between Grafton, WI 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 40.734962 and -88.742096, or 40º 44' 5.8632" N, 88º 44' 31.5456" W. This location is 202.02 miles away from Grafton, WI and Affton, MO and it would take approximately 3 hours 12 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Chenoa, IL, situated 206.68 miles from Grafton, WI and 199.02 miles from Affton, MO. It would take 3 hours 35 mins to go from Grafton to Chenoa and 3 hours 23 mins to go from Affton to Chenoa.

Major Cities Along the Route

Some major cities along the route include Milwaukee, WI,Joliet, IL,Springfield, IL, and Saint Louis, MO.

Lowest Price Rental Cars in Grafton, WI

Planning on renting a car to go from Grafton, WI to Affton, MO? Here there are some offers to rent a car in or near Grafton, WI:


Small cars

From $14


Intermediate cars

From $18


Full-size cars

From $24



From $28



From $40

Compare rental car prices in Grafton »

Weather in Grafton and Affton


No precipitation throughout the week.

Dec 14
Dec 15
Dec 16
Dec 17
Dec 18
Cloudy Clear day Partly cloudy day Clear day Clear day
31° 20° 25° 15° 29° 18° 26° 11° 20°
14% Rain probability 2% Rain probability 8% Rain probability 6% Rain probability 5% Rain probability
12 303 degrees 9 297 degrees 8 311 degrees 16 284 degrees 11 302 degrees


Possible light rain today and tomorrow.

Dec 14
Dec 15
Dec 16
Dec 17
Dec 18
Rain Rain Cloudy Clear day Clear day
37° 28° 35° 24° 34° 26° 34° 20° 37° 19°
66% Rain probability 49% Rain probability 30% Rain probability 7% Rain probability 3% Rain probability
6 315 degrees 6 67 degrees 9 339 degrees 8 292 degrees 5 258 degrees

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Grafton, WI and Affton, MO in this table:

Distance type Miles Kilometers Nautical miles
Straight line distance 352.11 mi 566.66 km 305.97 nautical mi
Driving distance 404 mi 650.24 km 351.10 nautical mi

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