How far is Shell Knob, MO from St. Louis, MO?

The driving distance from Shell Knob, MO to St. Louis, MO is about 273.7 miles (440.5 km), with a travel time of about 04h 26m by car.

  • The straight-line flight distance is about 233.1 miles (375.2 km).
  • For a round trip, plan for roughly 08h 53m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
273.73 mi
04h 26m
Flight
233.13 mi
375.18 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Shell Knob.

Flight Distance

Direct air line
233.13 mi
Kilometers
375.18 km
Flight Time
00h 28m

Driving Distance

Road route
273.73 mi
Kilometers
440.52 km
Drive Time
04h 26m

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.

Arrival Snapshot
Arrive in St. Louis
Tue, Apr 14, 10:21 PM CDT
Return by in Shell Knob
Wed, Apr 15, 2:47 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Shell Knob
2026-04-14T17:54
Arrive St. Louis
Tue, Apr 14, 10:21 PM CDT
Route Timing
04h 26m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
10:27 AM to 12:27 PM CDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
8:06 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Shell Knob
9:00 PM CDT
Early departure recommended

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.

Mid-route stop
Waynesville
MO

City in Pulaski County, Missouri, United States

From Shell Knob
136.2 mi
02h 13m
To St. Louis
137.6 mi
02h 13m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
82°F
Tuesday

Chance Showers And Thunderstorms

Starts
Tue, Apr 14 1:00 AM CDT
Wind
10 to 14 mph S
Destination
86°F
Tuesday

Chance Showers And Thunderstorms

Starts
Tue, Apr 14 6:00 AM CDT
Wind
10 to 15 mph SW

Driving Route Map

The map below follows the saved road route between Shell Knob and St. Louis.

Turn-by-Turn Driving Directions

Step-by-step road directions between Shell Knob and St. Louis.

  1. 1

    Start on Farm Road 1240

    14 m · 9 sec · Farm Road 1240

  2. 2

    Turn sharp left onto Farm Road 1230

    746 ft · 16 sec · Farm Road 1230

  3. 3

    Turn left onto State Highway 39

    24.1 mi · 33 min · State Highway 39

  4. 4

    Continue on South Elliott Avenue

    1.5 mi · 3 min · South Elliott Avenue

  5. 5

    Turn right

    44 m · 5 sec

  6. 6

    Turn right

    11.6 mi · 16 min

  7. 7

    Continue straight

    1.2 km · 1 min

  8. 8

    Continue on Northeast Elm Street

    4.4 mi · 6 min · Northeast Elm Street

  9. 9

    Continue straight

    4.6 mi · 8 min

  10. 10

    Turn left

    3.9 mi · 6 min

  11. 11

    Take the ramp right toward I 44 East: Springfield

    1127 ft · 28 sec

  12. 12

    Merge slight left onto Congressman Mel Hancock Freeway

    206.7 mi · 3 hr 46 min · Congressman Mel Hancock Freeway

  13. 13

    Continue on Police Officer Ernest M. Brockman Sr. Memorial Highway

    3.5 mi · 4 min · Police Officer Ernest M. Brockman Sr. Memorial Highway

  14. 14

    Continue on Police Officer Robert Stanze Memorial Highway

    2.7 mi · 3 min · Police Officer Robert Stanze Memorial Highway

  15. 15

    Continue on Officer Michael Barwick Memorial Highway

    3.5 mi · 4 min · Officer Michael Barwick Memorial Highway

  16. 16

    Continue on Officer David Haynes Memorial Highway

    2.3 mi · 3 min · Officer David Haynes Memorial Highway

  17. 17

    Take the exit slight right toward Jefferson Avenue

    924 ft · 22 sec

  18. 18

    Turn left onto South Jefferson Avenue

    1.3 mi · 3 min · South Jefferson Avenue

  19. 19

    Turn right onto Market Street

    1.6 km · 2 min · Market Street

  20. 20

    Arrive at your destination

    0 m · 1 sec · Market Street

Car Route Details

A richer read on the saved driving route between Shell Knob and St. Louis.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
20 steps
7 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
7.3 / 100 mi
Decision points by distance
Main Roads
Congressman Mel Hancock Freeway
207 mi · 76%
State Highway 39
24.1 mi · 9%
Northeast Elm Street
9.04 mi · 3%
Police Officer Ernest M. Brockman Sr. Memorial H
3.54 mi · 1%
Officer Michael Barwick Memorial Highway
3.47 mi · 1%
Police Officer Robert Stanze Memorial Highway
2.75 mi · 1%
Longest Stretch

Congressman Mel Hancock Freeway

Merge slight left onto Congressman Mel Hancock Freeway

207 mi · 03h 46m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
04h 26m
Long day trip
Same-Day Return
08h 54m
Round-trip wheel time
Road vs Air
+40.6 mi
233.1 mi direct line
Halfway Stop
Waynesville
02h 13m from Shell Knob
Leave By
8:06 AM CDT
Early departure recommended
Weather Watch

Chance Showers And Thunderstorms leaving Shell Knob and Chance Showers And Thunderstorms near St. Louis.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Shell Knob to St. Louis?

The road trip is about 273.7 miles (440.5 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?

Waynesville is a useful midpoint, sitting about 136.2 miles from Shell Knob and 137.6 miles from St. Louis.

How much longer is the road route than the straight-line distance?

The direct path is about 233.1 miles (375.2 km), while the road route adds roughly 40.6 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 8:06 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $36.43 one way or $72.86 round trip. Estimated CO2 is about 85.8 kg one way.

What should you check before leaving?

Before you leave, expect Chance Showers And Thunderstorms around Shell Knob and Chance Showers And Thunderstorms near St. Louis.

Stop Ideas Near Waynesville

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Waynesville, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Waynesville.

RAIL

Jefferson City

83 mi away
101 Jefferson Street
RAIL

Hermann

118 mi away
Wharf & Gutenberg Sts.

Flight Path Map

This map shows the direct air route between Shell Knob and St. Louis. Straight-line distance: 233.13 mi (375.18 km).

Shell Knob

#1 Shell Knob

Census designated place

Population1,379
Coordinates36.6322900, -93.6343600
Altitude350
CountryUnited States
St. Louis

#2 St. Louis

The second most populous city in Missouri and the center of the St.

Population315,685
Coordinates38.6272700, -90.1978900
Altitude142
CountryUnited States
Start: Farm Road 1240 (-93.634343, 36.632308)
End: Market Street (-90.197859, 38.627348)

Estimated Travel Time

Distance: 441 km by road

SpeedTime
30 mph (48.3 km/h)09h 07m
40 mph (64.37 km/h)06h 50m
50 mph (80.47 km/h)05h 28m
60 mph (96.56 km/h)04h 33m
70 mph (112.65 km/h)03h 54m
80 mph (129 km/h)03h 24m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
9.66 gal
36.56 L · about $36.43
Round trip
$72.86
19.32 gal · 73.12 L
Estimated CO2
85.8 kg one way
Round trip: 171.7 kg / 379 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $36.43 $72.86
Mid-grade $4.25 $41.08 $82.17
Premium $4.65 $44.96 $89.92
Diesel $5.30 $51.24 $102.47

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 · Apr 14, 2026

There is no time difference between Shell Knob and St. Louis. The current time is 17:54:33.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.