How far is Saint Peters, MO from Ironton, MO?
The driving distance from Saint Peters, MO to Ironton, MO is about 109.6 miles (176.4 km), with a travel time of about 02h 20m by car.
- The straight-line flight distance is about 83.1 miles (133.8 km).
- For a round trip, plan for roughly 04h 41m 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 02h 20m.
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
Route Weather Snapshot
Check the forecast at both ends before you head out.
Patchy Frost
Driving Route Map
The map below follows the saved road route between Saint Peters and Ironton.
Turn-by-Turn Driving Directions
Step-by-step road directions between Saint Peters and Ironton.
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1
Start on the route
1.2 mi · 1 min
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2
Take the exit slight right toward MO 79: Elsberry, Louisiana
725 ft · 15 sec
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3
Keep slight left to continue on MO 79
117 m · 15 sec
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4
Turn left
652 ft · 11 sec
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5
Take the ramp slight right toward I 70 East
1294 ft · 19 sec
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6
Merge slight left
11.9 mi · 15 min
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7
Take the exit slight right toward I 270: Chicago, Memphis
872 ft · 12 sec
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8
Keep slight right to continue on I 270 South: Memphis
2339 ft · 33 sec
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9
Continue on I 270 South: Memphis
723 ft · 10 sec
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10
Merge slight left
19 mi · 24 min
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11
Take the exit slight right toward I 55, US 61, US 67: Saint Louis, Memphis, Lemay Ferry Road
1911 ft · 27 sec
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12
Keep slight right to continue on I 55 South: Memphis
2031 ft · 44 sec
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13
Merge slight left onto Rosa Parks Highway
1.5 mi · 2 min · Rosa Parks Highway
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14
Continue on Officer Thomas G. Smith, Jr. Memorial Highway
1.8 mi · 2 min · Officer Thomas G. Smith, Jr. Memorial Highway
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15
Continue on Police Officer Steven Jarvis Memorial Highway
18.3 mi · 20 min · Police Officer Steven Jarvis Memorial Highway
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16
Take the exit slight right toward US 67 South: Farmington, Poplar Bluff
914 ft · 20 sec
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17
Keep slight left
729 ft · 18 sec
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18
Enter the roundabout and take exit 1 toward the route
9 m · 1 sec
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19
Exit the roundabout
35.3 mi · 41 min
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20
Take the exit slight right toward MO 221
1169 ft · 29 sec
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21
Turn straight onto West Columbia Street
7.1 mi · 13 min · West Columbia Street
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22
Turn left
8.7 mi · 15 min
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23
Turn left onto Main Street
1619 ft · 35 sec · Main Street
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24
Turn left
1.7 mi · 3 min
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25
Turn right onto East Russell Street
899 ft · 25 sec · East Russell Street
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26
Arrive at your destination
0 m · 1 sec · Russell Street
Car Route Details
A richer read on the saved driving route between Saint Peters and Ironton.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
US 67 South
Exit the roundabout
35.3 mi · 00h 41m
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.
Clear leaving Saint Peters and Patchy Frost near Ironton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Saint Peters to Ironton?
The road trip is about 109.6 miles (176.4 km) and usually takes 02h 20m 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?
Festus is a useful midpoint, sitting about 54.8 miles from Saint Peters and 54.8 miles from Ironton.
How much longer is the road route than the straight-line distance?
The direct path is about 83.1 miles (133.8 km), while the road route adds roughly 26.5 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 1:48 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $14.59 one way or $29.19 round trip. Estimated CO2 is about 34.4 kg one way.
What should you check before leaving?
Before you leave, expect Clear around Saint Peters and Patchy Frost near Ironton.
Stop Ideas Near Festus
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 Festus.
Kirkwood
Gateway Transportation Center
Washington
Alton
Flight Path Map
This map shows the direct air route between Saint Peters and Ironton. Straight-line distance: 83.12 mi (133.77 km).
#1 Saint Peters
The most populous city in St.
| Population | 58,043 |
| Coordinates | 38.8003300, -90.6265100 |
| Altitude | 134 |
| Country | United States |
#2 Ironton
City in Iron County, Missouri, United States
| Population | 1,386 |
| Coordinates | 37.5972700, -90.6273400 |
| Altitude | 277 |
| Country | United States |
End: Ironton (-90.62734, 37.59727)
Estimated Travel Time
Distance: 176 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 39m |
| 40 mph (64.37 km/h) | 02h 44m |
| 50 mph (80.47 km/h) | 02h 11m |
| 60 mph (96.56 km/h) | 01h 49m |
| 70 mph (112.65 km/h) | 01h 33m |
| 80 mph (129 km/h) | 01h 22m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $14.59 | $29.19 |
| Mid-grade | $4.25 | $16.46 | $32.92 |
| Premium | $4.65 | $18.01 | $36.02 |
| Diesel | $5.30 | $20.53 | $41.05 |
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 03, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.