How far is Florissant, MO from Grain Valley, MO?
The driving distance from Florissant, MO to Grain Valley, MO is about 216.5 miles (348.4 km), with a travel time of about 04h 10m by car.
- The straight-line flight distance is about 209 miles (336.3 km).
- For a round trip, plan for roughly 08h 21m 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 10m.
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.
The most populous city in the state of Missouri.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Florissant and Grain Valley.
Turn-by-Turn Driving Directions
Step-by-step road directions between Florissant and Grain Valley.
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1
Start on North New Florissant Road
26 m · 6 sec · North New Florissant Road
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2
Turn right onto Washington Street
1 mi · 2 min · Washington Street
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3
Turn left onto Lindbergh Boulevard
1.7 mi · 3 min · Lindbergh Boulevard
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4
Take the ramp slight right
1912 ft · 47 sec
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5
Merge slight left onto Rosemary Straub Davison Highway
3.7 mi · 5 min · Rosemary Straub Davison Highway
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6
Take the exit slight right toward I 70: Saint Louis, Kansas City
1492 ft · 26 sec
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7
Continue on I 70: Saint Louis, Kansas City
2478 ft · 43 sec
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8
Keep slight right to continue on I 70 West: Kansas City
2439 ft · 42 sec
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9
Merge slight left
207.7 mi · 3 hr 56 min
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10
Take the exit slight right toward MO AA, US 40, MO BB: Grain Valley, Buckner
1126 ft · 34 sec
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11
Turn left onto North Main Street
2530 ft · 1 min · North Main Street
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12
Turn right onto West Front Street
30 m · 4 sec · West Front Street
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13
Arrive at your destination
0 m · 1 sec · West Front Street
Car Route Details
A richer read on the saved driving route between Florissant 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.
I 70 West
Merge slight left
208 mi · 03h 56m
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.
Sunny leaving Florissant and Sunny near Grain Valley.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Florissant to Grain Valley?
The road trip is about 216.5 miles (348.4 km) and usually takes 04h 10m 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?
Columbia is a useful midpoint, sitting about 108 miles from Florissant and 108.5 miles from Grain Valley.
How much longer is the road route than the straight-line distance?
The direct path is about 209 miles (336.3 km), while the road route adds roughly 7.5 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 8:38 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $28.81 one way or $57.62 round trip. Estimated CO2 is about 67.9 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Florissant and Sunny near Grain Valley.
Stop Ideas Near Columbia
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 Columbia.
Jefferson City
Sedalia
Hermann
Flight Path Map
This map shows the direct air route between Florissant and Grain Valley. Straight-line distance: 208.97 mi (336.31 km).
#1 Florissant
The most populous city in St.
| Population | 50,795 |
| Coordinates | 38.7892200, -90.3226100 |
| Altitude | 175 |
| 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: 348 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 07h 12m |
| 40 mph (64.37 km/h) | 05h 24m |
| 50 mph (80.47 km/h) | 04h 19m |
| 60 mph (96.56 km/h) | 03h 36m |
| 70 mph (112.65 km/h) | 03h 05m |
| 80 mph (129 km/h) | 02h 42m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $28.81 | $57.62 |
| Mid-grade | $4.25 | $32.49 | $64.99 |
| Premium | $4.65 | $35.56 | $71.11 |
| Diesel | $5.30 | $40.52 | $81.05 |
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 25, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.