How far is O'Fallon, MO from Nevada, MO?
The driving distance from O'Fallon, MO to Nevada, MO is about 254.4 miles (409.4 km), with a travel time of about 05h 09m by car.
- The straight-line flight distance is about 209.2 miles (336.6 km).
- For a round trip, plan for roughly 10h 19m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 05h 09m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Unincorporated community in Missouri
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Rain Showers then Mostly Sunny
Areas Of Fog then Mostly Sunny
Driving Route Map
The map below follows the saved road route between O'Fallon and Nevada.
Turn-by-Turn Driving Directions
Step-by-step road directions between O'Fallon and Nevada.
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1
Start on the route
8 m · 7 sec
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2
Turn left onto South Main Street
3116 ft · 2 min · South Main Street
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3
Turn left onto I 70 East
10 m · 6 sec
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4
Turn sharp left onto South Main Street
87 m · 11 sec · South Main Street
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5
Turn left onto West Terra Lane
576 ft · 12 sec · West Terra Lane
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6
Take the ramp straight toward I 70 West
146 m · 7 sec
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7
Merge slight left
69.4 mi · 1 hr 20 min
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8
Take the exit slight right toward US 54: Auxvasse, Mexico, Fulton
1196 ft · 28 sec
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9
Turn left
183 mi · 3 hr 44 min
-
10
Turn right onto East Hickory Street
2419 ft · 1 min · East Hickory Street
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11
Turn left onto North Osage Boulevard
1104 ft · 32 sec · North Osage Boulevard
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12
Turn right
75 m · 9 sec
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13
Turn straight onto East Walnut Street
1249 ft · 55 sec · East Walnut Street
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14
Arrive at your destination
0 m · 1 sec · East Walnut Street
Car Route Details
A richer read on the saved driving route between O'Fallon and Nevada.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Longest stretch
Turn left
183 mi · 03h 44m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Slight Chance Rain Showers then Mostly Sunny leaving O'Fallon and Areas Of Fog then Mostly Sunny near Nevada.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from O'Fallon to Nevada?
The road trip is about 254.4 miles (409.4 km) and usually takes 05h 09m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Mount Pleasant is a useful midpoint, sitting about 127.1 miles from O'Fallon and 127.4 miles from Nevada.
How much longer is the road route than the straight-line distance?
The direct path is about 209.2 miles (336.6 km), while the road route adds roughly 45.2 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 6:40 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $33.86 one way or $67.73 round trip. Estimated CO2 is about 79.8 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Rain Showers then Mostly Sunny around O'Fallon and Areas Of Fog then Mostly Sunny near Nevada.
Stop Ideas Near Mount Pleasant
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 Mount Pleasant.
Jefferson City
Sedalia
Hermann
Warrensburg
Flight Path Map
This map shows the direct air route between O'Fallon and Nevada. Straight-line distance: 209.15 mi (336.59 km).
#1 O'Fallon
The most populous city in St.
| Population | 89,769 |
| Coordinates | 38.8106100, -90.6998500 |
| Altitude | 165 |
| Country | United States |
#2 Nevada
Town in Vernon County, Missouri, United States
| Population | 8,196 |
| Coordinates | 37.8392100, -94.3546700 |
| Altitude | 266 |
| Country | United States |
End: Nevada (-94.35467, 37.83921)
Estimated Travel Time
Distance: 409 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 28m |
| 40 mph (64.37 km/h) | 06h 21m |
| 50 mph (80.47 km/h) | 05h 05m |
| 60 mph (96.56 km/h) | 04h 14m |
| 70 mph (112.65 km/h) | 03h 38m |
| 80 mph (129 km/h) | 03h 10m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $33.86 | $67.73 |
| Mid-grade | $4.25 | $38.19 | $76.38 |
| Premium | $4.65 | $41.79 | $83.59 |
| Diesel | $5.30 | $47.63 | $95.26 |
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 · May 24, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.