How far is Oakville, MO from Grain Valley, MO?
The driving distance from Oakville, MO to Grain Valley, MO is about 228.9 miles (368.3 km), with a travel time of about 04h 26m by car.
- The straight-line flight distance is about 213.2 miles (343.1 km).
- For a round trip, plan for roughly 08h 52m 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 04h 26m.
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.
Human settlement in Callaway County, Missouri, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms Likely
Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Oakville and Grain Valley.
Turn-by-Turn Driving Directions
Step-by-step road directions between Oakville and Grain Valley.
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1
Start on the route
37 m · 14 sec
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2
Turn left
40 m · 15 sec
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3
Turn left onto Cliff Cave Road
52 m · 8 sec · Cliff Cave Road
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4
Turn slight right onto MO 231
49 m · 3 sec
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5
Turn slight right onto Telegraph Road
1.7 mi · 3 min · Telegraph Road
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6
Take the ramp slight right toward I 255 West, US 50 West: Memphis
1315 ft · 56 sec
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7
Merge slight left
2.2 mi · 3 min
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8
Continue straight
12 mi · 15 min
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9
Take the exit slight right toward I 64, US 40, US 61: Wentzville, Saint Louis
705 ft · 17 sec
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10
Keep slight left to continue on I 64 West, US 40 West, US 61 North: Wentzville
2009 ft · 49 sec
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11
Continue on I 64 West, US 40 West, US 61 North: Wentzville
674 ft · 10 sec
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12
Merge slight left onto Avenue of the Saints
25.4 mi · 31 min · Avenue of the Saints
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13
Take the exit slight left toward I 70 West, US 40 West: Kansas City
3047 ft · 1 min
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14
Merge slight left onto Dwight D Eisenhower Highway
80.7 mi · 1 hr 35 min · Dwight D Eisenhower Highway
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15
Continue on Sheriff Roger I. Wilson Memorial Highway
2 mi · 2 min · Sheriff Roger I. Wilson Memorial Highway
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16
Continue on Highway Patrol Sgt. Benjamin Booth Memorial Highway
1.6 mi · 2 min · Highway Patrol Sgt. Benjamin Booth Memorial Highway
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17
Continue on Dwight D. Eisenhower Highway
1.8 mi · 2 min · Dwight D. Eisenhower Highway
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18
Continue on U.S. Submarine Veterans' Memorial Highway
54.4 mi · 58 min · U.S. Submarine Veterans' Memorial Highway
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19
Continue on Dwight D. Eisenhower Highway
44.8 mi · 48 min · Dwight D. Eisenhower Highway
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20
Take the exit slight right toward MO AA, US 40, MO BB: Grain Valley, Buckner
1126 ft · 34 sec
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21
Turn left onto North Main Street
2530 ft · 1 min · North Main Street
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22
Turn right onto West Front Street
30 m · 4 sec · West Front Street
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23
Arrive at your destination
0 m · 1 sec · West Front Street
Car Route Details
A richer read on the saved driving route between Oakville and Grain Valley.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Dwight D Eisenhower Highway
Merge slight left onto Dwight D Eisenhower Highway
80.7 mi · 01h 35m
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.
Showers And Thunderstorms Likely leaving Oakville and Chance Showers And Thunderstorms near Grain Valley.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Oakville to Grain Valley?
The road trip is about 228.9 miles (368.3 km) and usually takes 04h 26m 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?
Kingdom City is a useful midpoint, sitting about 114.2 miles from Oakville and 114.6 miles from Grain Valley.
How much longer is the road route than the straight-line distance?
The direct path is about 213.2 miles (343.1 km), while the road route adds roughly 15.7 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 8:08 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $32.12 one way or $64.24 round trip. Estimated CO2 is about 71.8 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms Likely around Oakville and Chance Showers And Thunderstorms near Grain Valley.
Stop Ideas Near Kingdom City
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 Kingdom City.
Jefferson City
Hermann
Washington
Sedalia
Flight Path Map
This map shows the direct air route between Oakville and Grain Valley. Straight-line distance: 213.18 mi (343.08 km).
#1 Oakville
City in Halton Region, Ontario
| Population | 36,143 |
| Coordinates | 38.4700500, -90.3045600 |
| Altitude | 183 |
| Country | United States |
#2 Grain Valley
City in Jackson County, Missouri, United States
| Population | 14,827 |
| Coordinates | 39.0150100, -94.1985600 |
| Altitude | 242 |
| Country | United States |
End: Grain Valley (-94.19856, 39.01501)
Estimated Travel Time
Distance: 368 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 07h 37m |
| 40 mph (64.37 km/h) | 05h 43m |
| 50 mph (80.47 km/h) | 04h 34m |
| 60 mph (96.56 km/h) | 03h 48m |
| 70 mph (112.65 km/h) | 03h 16m |
| 80 mph (129 km/h) | 02h 51m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.98 | $32.12 | $64.24 |
| Mid-grade | $4.34 | $35.08 | $70.15 |
| Premium | $4.71 | $38.03 | $76.07 |
| Diesel | $5.99 | $48.38 | $96.77 |
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 · Oct 15, 2026