How far is Hallsville, MO from Saint Peters, MO?
The driving distance from Hallsville, MO to Saint Peters, MO is about 102.9 miles (165.6 km), with a travel time of about 01h 39m by car.
- The straight-line flight distance is about 88.4 miles (142.3 km).
- For a round trip, plan for roughly 03h 19m 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 39m.
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
Slight Chance Rain Showers then Mostly Sunny
Driving Route Map
The map below follows the saved road route between Hallsville and Saint Peters.
Turn-by-Turn Driving Directions
Step-by-step road directions between Hallsville and Saint Peters.
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1
Start on the route
5 m · 7 sec
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2
Turn right
10 mi · 15 min
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3
Take the ramp left toward US 63 South: Jefferson City
856 ft · 21 sec
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4
Merge slight left
1.1 mi · 1 min
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5
Take the exit slight right toward MO PP, I 70, US 40: Kansas City, Saint Louis
2467 ft · 56 sec
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6
Turn straight
2352 ft · 55 sec
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7
Take the exit left toward I 70 East, US 40 East: Saint Louis
1271 ft · 31 sec
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8
Continue on Dwight D. Eisenhower Highway
92.8 mi · 1 hr 50 min · Dwight D. Eisenhower Highway
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9
Take the exit slight right toward Mid Rivers Mall Drive
889 ft · 19 sec
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10
Keep slight left to continue on Mid Rivers Mall Drive
63 m · 4 sec
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11
Turn straight onto Mid Rivers Mall Drive
61 m · 6 sec · Mid Rivers Mall Drive
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12
Take the ramp straight toward I 70 West: Wentzville
1419 ft · 20 sec
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13
Merge slight left
146 m · 7 sec
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14
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Hallsville 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
Continue on Dwight D. Eisenhower Highway
92.8 mi · 01h 50m
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 leaving Hallsville and Slight Chance Rain Showers then 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 Hallsville to Saint Peters?
The road trip is about 102.9 miles (165.6 km) and usually takes 01h 39m 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?
New Florence is a useful midpoint, sitting about 52.8 miles from Hallsville and 50.1 miles from Saint Peters.
How much longer is the road route than the straight-line distance?
The direct path is about 88.4 miles (142.3 km), while the road route adds roughly 14.5 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 3:10 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $13.69 one way or $27.38 round trip. Estimated CO2 is about 32.3 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Hallsville and Slight Chance Rain Showers then Mostly Sunny near Saint Peters.
Stop Ideas Near New Florence
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 New Florence.
Hermann
Washington
Jefferson City
Kirkwood
Flight Path Map
This map shows the direct air route between Hallsville and Saint Peters. Straight-line distance: 88.4 mi (142.27 km).
#1 Hallsville
City in Boone County, Missouri, United States
| Population | 1,652 |
| Coordinates | 39.1169900, -92.2207400 |
| Altitude | 275 |
| 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: 166 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 25m |
| 40 mph (64.37 km/h) | 02h 34m |
| 50 mph (80.47 km/h) | 02h 03m |
| 60 mph (96.56 km/h) | 01h 42m |
| 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 | $13.69 | $27.38 |
| Mid-grade | $4.25 | $15.44 | $30.88 |
| Premium | $4.65 | $16.89 | $33.79 |
| Diesel | $5.30 | $19.25 | $38.51 |
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 01, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.