How far is Milan, MO from Saint Peters, MO?
The driving distance from Milan, MO to Saint Peters, MO is about 215.7 miles (347.1 km), with a travel time of about 03h 32m by car.
- The straight-line flight distance is about 164.7 miles (265.1 km).
- For a round trip, plan for roughly 07h 04m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
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.
This drive is better planned with a longer stop or an overnight stay.
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 03h 32m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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 Monroe County, Missouri, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms Likely
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Milan and Saint Peters.
Turn-by-Turn Driving Directions
Step-by-step road directions between Milan and Saint Peters.
-
1
Start on East 3rd Street
2192 ft · 49 sec · East 3rd Street
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2
Turn left onto North Pearl Street
1.1 km · 1 min · North Pearl Street
-
3
Turn right
18.8 mi · 28 min
-
4
Continue straight
9.1 mi · 14 min
-
5
Turn right onto Potter Trail
1.6 mi · 3 min · Potter Trail
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6
Continue on West Potter Avenue
1.1 mi · 2 min · West Potter Avenue
-
7
Turn right onto North Baltimore Street
5.1 mi · 9 min · North Baltimore Street
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8
Take the ramp straight toward US 63 South: Macon
766 ft · 21 sec
-
9
Merge slight left
28.6 mi · 32 min
-
10
Take the exit left toward US 36 East, MO 110 East: Hannibal
929 ft · 12 sec
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11
Merge slight left onto Chicago-Kansas City Expressway
52.9 mi · 1 hr 1 min · Chicago-Kansas City Expressway
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12
Continue on V.F.W. Memorial Highway
5.8 mi · 7 min · V.F.W. Memorial Highway
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13
Take the exit slight right toward Veterans Road
1167 ft · 30 sec
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14
Turn right onto Veterans Road
2.1 mi · 4 min · Veterans Road
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15
At the end of the road, turn left onto County Road 422
85 m · 7 sec · County Road 422
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16
Continue on Paris Gravel Road
2539 ft · 1 min · Paris Gravel Road
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17
Take the ramp right
37 m · 3 sec
-
18
Merge slight left onto Avenue of the Saints
73.7 mi · 1 hr 27 min · Avenue of the Saints
-
19
Take the exit slight left toward I 70 East: Saint Louis
2705 ft · 51 sec
-
20
Merge slight left onto Dwight D Eisenhower Highway
10.9 mi · 13 min · Dwight D Eisenhower Highway
-
21
Take the exit slight right toward Mid Rivers Mall Drive
889 ft · 19 sec
-
22
Keep slight left to continue on Mid Rivers Mall Drive
63 m · 4 sec
-
23
Turn straight onto Mid Rivers Mall Drive
61 m · 6 sec · Mid Rivers Mall Drive
-
24
Take the ramp straight toward I 70 West: Wentzville
1419 ft · 20 sec
-
25
Merge slight left
146 m · 7 sec
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26
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Milan 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.
Avenue of the Saints
Merge slight left onto Avenue of the Saints
73.7 mi · 01h 27m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Showers And Thunderstorms Likely leaving Milan 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 Milan to Saint Peters?
The road trip is about 215.7 miles (347.1 km) and usually takes 03h 32m 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?
Monroe City is a useful midpoint, sitting about 106.6 miles from Milan and 109.1 miles from Saint Peters.
How much longer is the road route than the straight-line distance?
The direct path is about 164.7 miles (265.1 km), while the road route adds roughly 51 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 9:56 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $28.70 one way or $57.39 round trip. Estimated CO2 is about 67.6 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms Likely around Milan and Mostly Sunny near Saint Peters.
Stop Ideas Near Monroe 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 Monroe City.
Quincy
La Plata
Hermann
Fort Madison station
Flight Path Map
This map shows the direct air route between Milan and Saint Peters. Straight-line distance: 164.69 mi (265.05 km).
#1 Milan
City in Missouri, USA
| Population | 1,764 |
| Coordinates | 40.2022400, -93.1252100 |
| Altitude | 297 |
| 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: 347 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 07h 11m |
| 40 mph (64.37 km/h) | 05h 23m |
| 50 mph (80.47 km/h) | 04h 18m |
| 60 mph (96.56 km/h) | 03h 35m |
| 70 mph (112.65 km/h) | 03h 04m |
| 80 mph (129 km/h) | 02h 41m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $28.70 | $57.39 |
| Mid-grade | $4.25 | $32.37 | $64.73 |
| Premium | $4.65 | $35.42 | $70.83 |
| Diesel | $5.30 | $40.36 | $80.73 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.