How far is Linn, MO from Saint Peters, MO?
The driving distance from Linn, MO to Saint Peters, MO is about 96.3 miles (154.9 km), with a travel time of about 01h 48m by car.
- The straight-line flight distance is about 69.5 miles (111.9 km).
- For a round trip, plan for roughly 03h 36m 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 48m.
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 and county seat of Franklin County, Missouri, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between Linn and Saint Peters.
Turn-by-Turn Driving Directions
Step-by-step road directions between Linn and Saint Peters.
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1
Start on East Benton Street
14 m · 4 sec · East Benton Street
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2
Turn right onto North 4th Street
80 m · 17 sec · North 4th Street
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3
Turn left onto East Main Street
55.9 mi · 1 hr 5 min · East Main Street
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4
Turn left
11.1 mi · 17 min
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5
Turn right
1.2 km · 2 min
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6
Continue straight
3.5 mi · 6 min
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7
At the end of the road, turn left
3.1 mi · 4 min
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8
Continue straight
4.9 mi · 7 min
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9
Turn left
7.2 mi · 11 min
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10
Take the ramp right toward I 70 East, US 40 East: Saint Louis
959 ft · 13 sec
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11
Merge slight left onto Dwight D Eisenhower Highway
12.3 mi · 15 min · Dwight D Eisenhower Highway
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12
Take the exit slight right toward Mid Rivers Mall Drive
889 ft · 19 sec
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13
Keep slight left to continue on Mid Rivers Mall Drive
63 m · 4 sec
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14
Turn straight onto Mid Rivers Mall Drive
61 m · 6 sec · Mid Rivers Mall Drive
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15
Take the ramp straight toward I 70 West: Wentzville
1419 ft · 20 sec
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16
Merge slight left
146 m · 7 sec
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17
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Linn and Saint Peters.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
East Main Street
Turn left onto East Main Street
55.9 mi · 01h 05m
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.
Partly Cloudy leaving Linn and Sunny near Saint Peters.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Linn to Saint Peters?
The road trip is about 96.3 miles (154.9 km) and usually takes 01h 48m 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?
Union is a useful midpoint, sitting about 49.8 miles from Linn and 46.5 miles from Saint Peters.
How much longer is the road route than the straight-line distance?
The direct path is about 69.5 miles (111.9 km), while the road route adds roughly 26.8 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 2:54 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $12.82 one way or $25.64 round trip. Estimated CO2 is about 30.2 kg one way.
What should you check before leaving?
Before you leave, expect Partly Cloudy around Linn and Sunny near Saint Peters.
Stop Ideas Near Union
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 Union.
Washington
Hermann
Kirkwood
Gateway Transportation Center
Flight Path Map
This map shows the direct air route between Linn and Saint Peters. Straight-line distance: 69.53 mi (111.9 km).
#1 Linn
City in Missouri
| Population | 1,557 |
| Coordinates | 38.4858700, -91.8504500 |
| Altitude | 258 |
| 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: 155 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 12m |
| 40 mph (64.37 km/h) | 02h 24m |
| 50 mph (80.47 km/h) | 01h 55m |
| 60 mph (96.56 km/h) | 01h 36m |
| 70 mph (112.65 km/h) | 01h 22m |
| 80 mph (129 km/h) | 01h 12m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $12.82 | $25.64 |
| Mid-grade | $4.25 | $14.46 | $28.92 |
| Premium | $4.65 | $15.82 | $31.65 |
| Diesel | $5.30 | $18.03 | $36.07 |
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 08, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.