How far is Centralia, MO from Saint Peters, MO?
The driving distance from Centralia, MO to Saint Peters, MO is about 103.6 miles (166.8 km), with a travel time of about 01h 45m by car.
- The straight-line flight distance is about 85.9 miles (138.3 km).
- For a round trip, plan for roughly 03h 31m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
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.
This route works well as a day trip with time at the destination.
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 01h 45m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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 Missouri, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Slight Chance Showers And Thunderstorms
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Centralia and Saint Peters.
Turn-by-Turn Driving Directions
Step-by-step road directions between Centralia and Saint Peters.
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1
Start on South Rollins Street
120 m · 19 sec · South Rollins Street
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2
Turn right onto East Singleton Street
1119 ft · 37 sec · East Singleton Street
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3
At the end of the road, turn left onto North Jefferson Street
2957 ft · 1 min · North Jefferson Street
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4
Turn right
13.8 mi · 21 min
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5
Turn right onto North Western
111 m · 10 sec · North Western
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6
Continue on South Muldrow Street
1 km · 1 min · South Muldrow Street
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7
At the end of the road, turn left onto West Boulevard Street
975 ft · 19 sec · West Boulevard Street
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8
Turn right onto South Clark Street
3.2 mi · 5 min · South Clark Street
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9
Take the ramp right toward US 54 West: Jefferson City
1180 ft · 32 sec
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10
Merge slight left
13.5 mi · 15 min
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11
Take the exit left toward I 70 East, US 40 East: Saint Louis
1318 ft · 18 sec
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12
Merge slight left onto Dwight D. Eisenhower Highway
73.7 mi · 1 hr 26 min · Dwight D. Eisenhower Highway
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13
Take the exit slight right toward Mid Rivers Mall Drive
889 ft · 19 sec
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14
Keep slight left to continue on Mid Rivers Mall Drive
63 m · 4 sec
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15
Turn straight onto Mid Rivers Mall Drive
61 m · 6 sec · Mid Rivers Mall Drive
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16
Take the ramp straight toward I 70 West: Wentzville
1419 ft · 20 sec
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17
Merge slight left
146 m · 7 sec
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18
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Centralia and Saint Peters.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Dwight D. Eisenhower Highway
Merge slight left onto Dwight D. Eisenhower Highway
73.7 mi · 01h 26m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Mostly Sunny then Slight Chance Showers And Thunderstorms leaving Centralia and Mostly Sunny near Saint Peters.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Centralia to Saint Peters?
The road trip is about 103.6 miles (166.8 km) and usually takes 01h 45m 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 53.4 miles from Centralia and 50.2 miles from Saint Peters.
How much longer is the road route than the straight-line distance?
The direct path is about 85.9 miles (138.3 km), while the road route adds roughly 17.7 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 2:58 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $13.80 one way or $27.60 round trip. Estimated CO2 is about 32.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Slight Chance Showers And Thunderstorms around Centralia and Mostly Sunny near Saint Peters.
Stop Ideas Near Montgomery City
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 Montgomery City.
Hermann
Washington
Jefferson City
Kirkwood
Flight Path Map
This map shows the direct air route between Centralia and Saint Peters. Straight-line distance: 85.95 mi (138.33 km).
#1 Centralia
City in Missouri
| Population | 4,344 |
| Coordinates | 39.2103200, -92.1379500 |
| Altitude | 269 |
| Country | United States |
#2 Saint Peters
The most populous city in St.
| Population | 58,043 |
| Coordinates | 38.8003300, -90.6265100 |
| Altitude | 134 |
| Country | United States |
End: I 70 West (-90.626511, 38.800311)
Estimated Travel Time
Distance: 167 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 27m |
| 40 mph (64.37 km/h) | 02h 35m |
| 50 mph (80.47 km/h) | 02h 04m |
| 60 mph (96.56 km/h) | 01h 43m |
| 70 mph (112.65 km/h) | 01h 28m |
| 80 mph (129 km/h) | 01h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $13.80 | $27.60 |
| Mid-grade | $4.25 | $15.57 | $31.13 |
| Premium | $4.65 | $17.03 | $34.07 |
| Diesel | $5.30 | $19.41 | $38.83 |
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 30, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.