How far is St. Louis, MO from Tarkio, MO?
The driving distance from St. Louis, MO to Tarkio, MO is about 367.8 miles (591.9 km), with a travel time of about 07h 04m by car.
- The straight-line flight distance is about 303 miles (487.7 km).
- For a round trip, plan for roughly 14h 09m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 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 07h 04m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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
Driving Route Map
The map below follows the saved road route between St. Louis and Tarkio.
Turn-by-Turn Driving Directions
Step-by-step road directions between St. Louis and Tarkio.
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1
Start on Market Street
1.6 mi · 3 min · Market Street
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2
Take the ramp slight left toward I 64 West, US 40 West: Wentzville
1531 ft · 24 sec
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3
Merge slight left onto Jack Buck Memorial Highway
4.3 mi · 6 min · Jack Buck Memorial Highway
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4
Continue on Daniel Boone Expressway
5.7 mi · 7 min · Daniel Boone Expressway
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5
Continue on Avenue of the Saints
27.8 mi · 34 min · Avenue of the Saints
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6
Take the exit slight left toward I 70 West, US 40 West: Kansas City
3047 ft · 1 min
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7
Merge slight left onto Dwight D Eisenhower Highway
80.7 mi · 1 hr 35 min · Dwight D Eisenhower Highway
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8
Continue on Sheriff Roger I. Wilson Memorial Highway
2 mi · 2 min · Sheriff Roger I. Wilson Memorial Highway
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9
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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10
Continue on Dwight D. Eisenhower Highway
1.8 mi · 2 min · Dwight D. Eisenhower Highway
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11
Continue on U.S. Submarine Veterans' Memorial Highway
54.4 mi · 58 min · U.S. Submarine Veterans' Memorial Highway
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12
Continue on Dwight D. Eisenhower Highway
52.5 mi · 57 min · Dwight D. Eisenhower Highway
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13
Continue on Truman/Eisenhower Presidential Highway
2.7 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
2.9 mi · 3 min · Truman/Eisenhower Presidential Highway
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16
Continue on George Brett Super Highway
1.4 km · 58 sec · George Brett Super Highway
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17
Take the exit slight right toward I 435 North, US 24 East: Des Moines
1.1 mi · 2 min
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18
Merge slight left onto Lamar Hunt Memorial Highway
7.8 mi · 9 min · Lamar Hunt Memorial Highway
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19
Continue on I435 N
1.3 mi · 1 min · I435 N
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20
Continue straight
20.9 mi · 22 min
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21
Keep slight left to continue on I 29 North, US 71 North: Saint Joseph
37.1 mi · 40 min
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22
Continue straight
38 mi · 41 min
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23
Take the exit slight right toward US 59: Craig, Fairfax
1577 ft · 29 sec
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24
Turn left
12 mi · 18 min
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25
Turn right onto US Highway 59
5.8 mi · 9 min · US Highway 59
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26
Continue straight
1.4 mi · 2 min
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27
Turn right onto Walnut Street
2617 ft · 50 sec · Walnut Street
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28
Turn left onto South 3rd Street
998 ft · 46 sec · South 3rd Street
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29
Turn right onto Main Street
48 m · 7 sec · Main Street
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30
Arrive at your destination
0 m · 1 sec · Main Street
Car Route Details
A richer read on the saved driving route between St. Louis and Tarkio.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
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.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Sunny leaving St. Louis and Mostly Sunny near Tarkio.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from St. Louis to Tarkio?
The road trip is about 367.8 miles (591.9 km) and usually takes 07h 04m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Sweet Springs is a useful midpoint, sitting about 183.7 miles from St. Louis and 184.2 miles from Tarkio.
How much longer is the road route than the straight-line distance?
The direct path is about 303 miles (487.7 km), while the road route adds roughly 64.8 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 7:30 AM CDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $48.95 one way or $97.90 round trip. Estimated CO2 is about 115.4 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around St. Louis and Mostly Sunny near Tarkio.
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 St. Louis and Tarkio. Straight-line distance: 303.06 mi (487.72 km).
#1 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 |
#2 Tarkio
City in Missouri
| Population | 1,420 |
| Coordinates | 40.4402800, -95.3777600 |
| Altitude | 283 |
| Country | United States |
End: Tarkio (-95.37776, 40.44028)
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 | $48.95 | $97.90 |
| Mid-grade | $4.25 | $55.20 | $110.41 |
| Premium | $4.65 | $60.41 | $120.82 |
| Diesel | $5.30 | $68.85 | $137.69 |
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.