How far is Slater, MO from St. Louis, MO?

The driving distance from Slater, MO to St. Louis, MO is about 181.1 miles (291.4 km), with a travel time of about 02h 58m by car.

  • The straight-line flight distance is about 159.6 miles (256.9 km).
  • For a round trip, plan for roughly 05h 56m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Trip Tools

Reverse, save, or send this route

This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
181.09 mi
02h 58m
Flight
159.64 mi
256.91 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Slater.

Flight Distance

Direct air line
159.64 mi
Kilometers
256.91 km
Flight Time
00h 19m

Driving Distance

Road route
181.09 mi
Kilometers
291.44 km
Drive Time
02h 58m

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 02h 58m.

Arrival Snapshot
Arrive in St. Louis
Sat, May 2, 8:37 PM CDT
Return by in Slater
Sat, May 2, 11:35 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Slater
2026-05-02T17:39
Arrive St. Louis
Sat, May 2, 8:37 PM CDT
Route Timing
02h 58m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
10:58 AM to 12:58 PM CDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
12:34 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Slater
9:30 PM CDT
Morning start is best

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
Montgomery City
MO

City in Missouri, United States

From Slater
88.3 mi
01h 29m
To St. Louis
92.8 mi
01h 29m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
63°F
Saturday

Sunny

Starts
Sat, May 2 6:00 AM CDT
Wind
2 to 7 mph NNW
Destination
63°F
Saturday

Mostly Sunny

Starts
Sat, May 2 6:00 AM CDT
Wind
2 to 9 mph NW

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Slater and St. Louis.

  1. 1

    Start on Porter Street

    22 m · 5 sec · Porter Street

  2. 2

    Turn right onto West Maple Street

    143 m · 15 sec · West Maple Street

  3. 3

    Turn right onto North Broadway Street

    940 ft · 21 sec · North Broadway Street

  4. 4

    Continue on South Broadway Street

    21 m · 5 sec · South Broadway Street

  5. 5

    Turn left onto Industrial Boulevard

    13.2 mi · 19 min · Industrial Boulevard

  6. 6

    Turn left

    12 mi · 17 min

  7. 7

    Continue on North Church Street

    12.8 mi · 19 min · North Church Street

  8. 8

    Keep slight left

    12.2 mi · 15 min

  9. 9

    Continue on Dwight D. Eisenhower Highway

    1.8 mi · 2 min · Dwight D. Eisenhower Highway

  10. 10

    Continue on Highway Patrol Sgt. Benjamin Booth Memorial Highway

    1.6 mi · 2 min · Highway Patrol Sgt. Benjamin Booth Memorial Highway

  11. 11

    Continue on Sheriff Roger I. Wilson Memorial Highway

    1.9 mi · 2 min · Sheriff Roger I. Wilson Memorial Highway

  12. 12

    Continue on Dwight D. Eisenhower Highway

    81 mi · 1 hr 35 min · Dwight D. Eisenhower Highway

  13. 13

    Take the exit slight right toward I 64 East, US 40 East, US 61 South: Chesterfield

    1567 ft · 33 sec

  14. 14

    Merge slight left onto Avenue of the Saints

    27.7 mi · 34 min · Avenue of the Saints

  15. 15

    Continue on Daniel Boone Expressway

    5.7 mi · 7 min · Daniel Boone Expressway

  16. 16

    Continue on Jack Buck Memorial Highway

    5.8 mi · 7 min · Jack Buck Memorial Highway

  17. 17

    Take the exit slight right toward 14th Street

    1115 ft · 34 sec

  18. 18

    Turn left onto South 14th Street

    1715 ft · 42 sec · South 14th Street

  19. 19

    Turn right onto Market Street

    956 ft · 25 sec · 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 Slater and St. Louis.

OSRM road route
Drive Character

Straightforward drive

The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.

Directions
20 steps
6 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
11 / 100 mi
Decision points by distance
Main Roads
Dwight D. Eisenhower Highway
82.7 mi · 46%
Avenue of the Saints
27.7 mi · 15%
North Church Street
25 mi · 14%
Industrial Boulevard
13.2 mi · 7%
Jack Buck Memorial Highway
5.77 mi · 3%
Daniel Boone Expressway
5.68 mi · 3%
Longest Stretch

Dwight D. Eisenhower Highway

Continue on Dwight D. Eisenhower Highway

81 mi · 01h 35m

Route Summary

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

Trip Read

A comfortable day-trip route

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

Drive Time
02h 58m
Day trip friendly
Same-Day Return
05h 56m
Round-trip wheel time
Road vs Air
+21.5 mi
159.6 mi direct line
Halfway Stop
Montgomery City
01h 29m from Slater
Leave By
12:34 PM CDT
Morning start is best
Weather Watch

Sunny leaving Slater and Mostly Sunny near St. Louis.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 181.1 miles (291.4 km) and usually takes 02h 58m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

What is the halfway point on this route?

Montgomery City is a useful midpoint, sitting about 88.3 miles from Slater and 92.8 miles from St. Louis.

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

The direct path is about 159.6 miles (256.9 km), while the road route adds roughly 21.5 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 12:34 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $24.10 one way or $48.19 round trip. Estimated CO2 is about 56.8 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Slater and Mostly Sunny near St. Louis.

Stop Ideas Near Montgomery City

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

Mid-route Guidance
Local place coverage is thin around Montgomery City, 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 Montgomery City.

RAIL

Hermann

31 mi away
Wharf & Gutenberg Sts.
RAIL

Washington

63 mi away
301 West Front St.
RAIL

Jefferson City

73 mi away
101 Jefferson Street
RAIL

Kirkwood

105 mi away
110 West Argonne Dr.

Flight Path Map

This map shows the direct air route between Slater and St. Louis. Straight-line distance: 159.64 mi (256.91 km).

Slater

#1 Slater

City in Saline County, Missouri, United States

Population1,765
Coordinates39.2180800, -93.0690900
Altitude259
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: Porter Street (-93.069218, 39.218084)
End: Market Street (-90.197859, 38.627348)

Estimated Travel Time

Distance: 291 km by road

SpeedTime
30 mph (48.3 km/h)06h 02m
40 mph (64.37 km/h)04h 31m
50 mph (80.47 km/h)03h 37m
60 mph (96.56 km/h)03h 01m
70 mph (112.65 km/h)02h 35m
80 mph (129 km/h)02h 15m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
6.39 gal
24.19 L · about $24.10
Round trip
$48.19
12.78 gal · 48.38 L
Estimated CO2
56.8 kg one way
Round trip: 113.6 kg / 250 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $24.10 $48.19
Mid-grade $4.25 $27.18 $54.35
Premium $4.65 $29.74 $59.48
Diesel $5.30 $33.89 $67.79

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 02, 2026

There is no time difference between Slater and St. Louis. The current time is 17:39:50.

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.