How far is Saint Peters, MO from Chaffee, MO?
The driving distance from Saint Peters, MO to Chaffee, MO is about 147.9 miles (238 km), with a travel time of about 02h 50m by car.
- The straight-line flight distance is about 123.8 miles (199.3 km).
- For a round trip, plan for roughly 05h 40m 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 50m.
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 Sainte Genevieve County, Missouri, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Saint Peters and Chaffee.
Turn-by-Turn Driving Directions
Step-by-step road directions between Saint Peters and Chaffee.
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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
101 mi · 1 hr 48 min · Police Officer Steven Jarvis Memorial Highway
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16
Take the exit slight right toward MO AB: Cape Girardeau Regional Airport
954 ft · 20 sec
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17
Keep slight right to continue on MO AB: Cape Girardeau Regional Airport
49 m · 4 sec
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18
Turn right onto Nash Road
5.6 mi · 8 min · Nash Road
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19
Enter the roundabout and take exit 3 toward MO 77 South: Chaffee
99 m · 6 sec
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20
Exit the roundabout onto MO 77 South: Chaffee
2.8 mi · 5 min
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21
Turn left onto West Yoakum Avenue
2371 ft · 48 sec · West Yoakum Avenue
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22
Enter the roundabout and take exit 2 toward West Yoakum Avenue
124 m · 10 sec · West Yoakum Avenue
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23
Exit the roundabout onto West Yoakum Avenue
1214 ft · 29 sec · West Yoakum Avenue
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24
Turn left onto North Main Street
10 m · 1 sec · North Main Street
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25
Arrive at your destination
0 m · 1 sec · North Main Street
Car Route Details
A richer read on the saved driving route between Saint Peters and Chaffee.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Police Officer Steven Jarvis Memorial Highway
Continue on Police Officer Steven Jarvis Memorial Highway
101 mi · 01h 48m
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 Saint Peters and Mostly Sunny near Chaffee.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Saint Peters to Chaffee?
The road trip is about 147.9 miles (238 km) and usually takes 02h 50m 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?
Bloomsdale is a useful midpoint, sitting about 74 miles from Saint Peters and 73.9 miles from Chaffee.
How much longer is the road route than the straight-line distance?
The direct path is about 123.8 miles (199.3 km), while the road route adds roughly 24.1 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 12:50 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $19.68 one way or $39.37 round trip. Estimated CO2 is about 46.4 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Saint Peters and Mostly Sunny near Chaffee.
Stop Ideas Near Bloomsdale
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 Bloomsdale.
Kirkwood
Gateway Transportation Center
Du Quoin
Carbondale station
Flight Path Map
This map shows the direct air route between Saint Peters and Chaffee. Straight-line distance: 123.81 mi (199.26 km).
#1 Saint Peters
The most populous city in St.
| Population | 58,043 |
| Coordinates | 38.8003300, -90.6265100 |
| Altitude | 134 |
| Country | United States |
#2 Chaffee
City in Scott County, Missouri, United States
| Population | 2,901 |
| Coordinates | 37.1800500, -89.6550900 |
| Altitude | 104 |
| Country | United States |
End: Chaffee (-89.65509, 37.18005)
Estimated Travel Time
Distance: 238 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 55m |
| 40 mph (64.37 km/h) | 03h 41m |
| 50 mph (80.47 km/h) | 02h 57m |
| 60 mph (96.56 km/h) | 02h 27m |
| 70 mph (112.65 km/h) | 02h 06m |
| 80 mph (129 km/h) | 01h 50m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $19.68 | $39.37 |
| Mid-grade | $4.25 | $22.20 | $44.40 |
| Premium | $4.65 | $24.29 | $48.59 |
| Diesel | $5.30 | $27.69 | $55.37 |
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 04, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.