How far is Rock Port, MO from St. Louis, MO?
The driving distance from Rock Port, MO to St. Louis, MO is about 367.7 miles (591.7 km), with a travel time of about 05h 42m by car.
- The straight-line flight distance is about 309.1 miles (497.4 km).
- For a round trip, plan for roughly 11h 25m 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 42m.
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.
City in Saline County, Missouri, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Rock Port and St. Louis.
Turn-by-Turn Driving Directions
Step-by-step road directions between Rock Port and St. Louis.
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1
Start on South Nebraska Street
26 m · 9 sec · South Nebraska Street
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2
Turn left onto West Clay Street
637 ft · 30 sec · West Clay Street
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3
Turn right onto South Main Street
1.1 km · 2 min · South Main Street
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4
Continue on Lewis & Clark Trail
2.7 mi · 4 min · Lewis & Clark Trail
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5
Take the ramp left toward I 29 South: Saint Joseph
2100 ft · 51 sec
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6
Merge slight left
90.7 mi · 1 hr 38 min
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7
Merge slight right
2.2 mi · 2 min
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8
Keep slight right to continue on I 435 East: Saint Louis
28 mi · 31 min
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9
Keep slight right to continue on I 70, US 24 West, US 40: Saint Louis, Kansas City, Sports Complex
1500 ft · 23 sec
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10
Keep slight left to continue on I 70 East: Saint Louis
1.2 mi · 2 min
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11
Keep slight left to continue on I 70 East: Saint Louis
143 m · 12 sec
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12
Merge slight left onto George Brett Super Highway
2213 ft · 29 sec · George Brett Super Highway
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13
Continue on Truman/Eisenhower Presidential Highway
2.9 mi · 3 min · Truman/Eisenhower Presidential Highway
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14
Continue on Clifton J. Scott Memorial Highway
1.8 mi · 2 min · Clifton J. Scott Memorial Highway
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15
Continue on Truman/Eisenhower Presidential Highway
2.6 mi · 3 min · Truman/Eisenhower Presidential Highway
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16
Continue on Dwight D. Eisenhower Highway
52.5 mi · 57 min · Dwight D. Eisenhower Highway
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17
Continue on U.S. Submarine Veterans' Memorial Highway
32 mi · 34 min · U.S. Submarine Veterans' Memorial Highway
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18
Keep slight left to continue on U.S. Submarine Veterans' Memorial Highway
22.4 mi · 24 min · U.S. Submarine Veterans' Memorial Highway
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19
Continue on Dwight D. Eisenhower Highway
1.8 mi · 2 min · Dwight D. Eisenhower Highway
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20
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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21
Continue on Sheriff Roger I. Wilson Memorial Highway
1.9 mi · 2 min · Sheriff Roger I. Wilson Memorial Highway
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22
Continue on Dwight D. Eisenhower Highway
81 mi · 1 hr 35 min · Dwight D. Eisenhower Highway
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23
Take the exit slight right toward I 64 East, US 40 East, US 61 South: Chesterfield
1567 ft · 33 sec
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24
Merge slight left onto Avenue of the Saints
27.7 mi · 34 min · Avenue of the Saints
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25
Continue on Daniel Boone Expressway
5.7 mi · 7 min · Daniel Boone Expressway
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26
Continue on Jack Buck Memorial Highway
5.8 mi · 7 min · Jack Buck Memorial Highway
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27
Take the exit slight right toward 14th Street
1115 ft · 34 sec
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28
Turn left onto South 14th Street
1715 ft · 42 sec · South 14th Street
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29
Turn right onto Market Street
956 ft · 25 sec · Market Street
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30
Arrive at your destination
0 m · 1 sec · Market Street
Car Route Details
A richer read on the saved driving route between Rock Port and St. Louis.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 29 South
Merge slight left
90.7 mi · 01h 38m
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.
Mostly Sunny leaving Rock Port and Sunny near St. Louis.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Rock Port to St. Louis?
The road trip is about 367.7 miles (591.7 km) and usually takes 05h 42m 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?
Sweet Springs is a useful midpoint, sitting about 183.6 miles from Rock Port and 184.1 miles from St. Louis.
How much longer is the road route than the straight-line distance?
The direct path is about 309.1 miles (497.4 km), while the road route adds roughly 58.6 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 5:34 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $48.91 one way or $97.82 round trip. Estimated CO2 is about 115.3 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Rock Port and Sunny near St. Louis.
Stop Ideas Near Sweet Springs
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 Sweet Springs.
Sedalia
Warrensburg
Lee's Summit
Independence
Flight Path Map
This map shows the direct air route between Rock Port and St. Louis. Straight-line distance: 309.06 mi (497.39 km).
#1 Rock Port
City in Atchison County, Missouri, United States
| Population | 1,183 |
| Coordinates | 40.4111100, -95.5169300 |
| Altitude | 287 |
| Country | United States |
#2 St. Louis
The second most populous city in Missouri and the center of the St.
| Population | 315,685 |
| Coordinates | 38.6272700, -90.1978900 |
| Altitude | 142 |
| Country | United States |
End: Market Street (-90.197859, 38.627348)
Estimated Travel Time
Distance: 592 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 12h 15m |
| 40 mph (64.37 km/h) | 09h 11m |
| 50 mph (80.47 km/h) | 07h 21m |
| 60 mph (96.56 km/h) | 06h 07m |
| 70 mph (112.65 km/h) | 05h 15m |
| 80 mph (129 km/h) | 04h 35m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $48.91 | $97.82 |
| Mid-grade | $4.25 | $55.16 | $110.32 |
| Premium | $4.65 | $60.36 | $120.72 |
| Diesel | $5.30 | $68.79 | $137.59 |
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 13, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.