How far is Jefferson City, MO from Affton, MO?
The driving distance from Jefferson City, MO to Affton, MO is about 117.8 miles (189.6 km), with a travel time of about 02h 32m by car.
- The straight-line flight distance is about 99.4 miles (160 km).
- For a round trip, plan for roughly 05h 04m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 02h 32m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Missouri, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
Partly Sunny then Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Jefferson City and Affton.
Turn-by-Turn Driving Directions
Step-by-step road directions between Jefferson City and Affton.
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1
Start on East Wall Way
47 m · 13 sec · East Wall Way
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2
Turn right onto Jefferson Street
1130 ft · 40 sec · Jefferson Street
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3
Turn left onto Rex M Whitton Expressway
11.3 mi · 14 min · Rex M Whitton Expressway
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4
Keep slight left to continue on US 50 East: Saint Louis
5.9 mi · 7 min
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5
Turn left onto Wolf Ridge Trail
1995 ft · 2 min · Wolf Ridge Trail
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6
At the end of the road, turn right onto Loose Creek Highway
1 mi · 2 min · Loose Creek Highway
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7
Continue on County Route 604
1 km · 3 min · County Route 604
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8
Turn left onto County Route 605
1.5 mi · 6 min · County Route 605
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9
Turn left
1817 ft · 36 sec
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10
Continue on West Main Street
58.6 mi · 1 hr 10 min · West Main Street
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11
Merge slight left
2.5 mi · 3 min
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12
Keep slight left to continue on I 44 East, US 50 East: Saint Louis
28.9 mi · 33 min
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13
Take the exit slight right toward I 270: Chicago, Memphis
871 ft · 19 sec
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14
Keep slight right to continue on I 270 South: Memphis
2033 ft · 40 sec
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15
Merge slight left
1.5 mi · 2 min
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16
Take the exit slight right toward MO 30: Gravois Road
1580 ft · 34 sec
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17
Keep slight left to continue on MO 30: Saint Louis, Ulysses S. Grant National Historic Site, Gravois Road
121 m · 11 sec
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18
Merge slight right
4.1 mi · 8 min
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19
Turn right
12 m · 8 sec
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20
Turn left
27 m · 6 sec
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21
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Jefferson City and Affton.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
West Main Street
Continue on West Main Street
58.6 mi · 01h 10m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely leaving Jefferson City and Partly Sunny then Chance Showers And Thunderstorms near Affton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Jefferson City to Affton?
The road trip is about 117.8 miles (189.6 km) and usually takes 02h 32m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Gerald is a useful midpoint, sitting about 58.8 miles from Jefferson City and 59 miles from Affton.
How much longer is the road route than the straight-line distance?
The direct path is about 99.4 miles (160 km), while the road route adds roughly 18.4 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 1:26 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $15.69 one way or $31.37 round trip. Estimated CO2 is about 37 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms then Showers And Thunderstorms Likely around Jefferson City and Partly Sunny then Chance Showers And Thunderstorms near Affton.
Stop Ideas Near Gerald
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Gerald.
Washington
Hermann
Jefferson City
Kirkwood
Flight Path Map
This map shows the direct air route between Jefferson City and Affton. Straight-line distance: 99.44 mi (160.03 km).
#1 Jefferson City
The capital of Missouri.
| Population | 42,708 |
| Coordinates | 38.5767000, -92.1735200 |
| Altitude | 192 |
| Country | United States |
#2 Affton
Census designated place
| Population | 20,307 |
| Coordinates | 38.5506100, -90.3331700 |
| Altitude | 188 |
| Country | United States |
End: Affton (-90.33317, 38.55061)
Estimated Travel Time
Distance: 190 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 55m |
| 40 mph (64.37 km/h) | 02h 56m |
| 50 mph (80.47 km/h) | 02h 21m |
| 60 mph (96.56 km/h) | 01h 57m |
| 70 mph (112.65 km/h) | 01h 40m |
| 80 mph (129 km/h) | 01h 28m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $15.69 | $31.37 |
| Mid-grade | $4.25 | $17.69 | $35.38 |
| Premium | $4.65 | $19.36 | $38.72 |
| Diesel | $5.30 | $22.06 | $44.13 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Missouri · Apr 14, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.