How far is Saint Peters, MO from Athens, MO?
The driving distance from Saint Peters, MO to Athens, MO is about 165.8 miles (266.8 km), with a travel time of about 03h 31m by car.
- The straight-line flight distance is about 135.7 miles (218.4 km).
- For a round trip, plan for roughly 07h 02m 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 31m.
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 Ralls County, Missouri, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Slight Chance Rain Showers then Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Saint Peters and Athens.
Turn-by-Turn Driving Directions
Step-by-step road directions between Saint Peters and Athens.
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1
Start on the route
11.1 mi · 14 min
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2
Take the exit slight right toward US 61 North: Hannibal
2234 ft · 48 sec
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3
Merge slight left onto Avenue of the Saints
73.3 mi · 1 hr 27 min · Avenue of the Saints
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4
Take the exit slight left
76 m · 15 sec
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5
Turn left onto Paris Gravel Road
2645 ft · 1 min · Paris Gravel Road
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6
Keep slight right to continue on County Road 422
85 m · 9 sec · County Road 422
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7
Turn right onto Veterans Road
3.2 mi · 6 min · Veterans Road
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8
Turn left
1.7 mi · 2 min
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9
Turn left onto Avenue of the Saints
17 mi · 20 min · Avenue of the Saints
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10
Take the exit slight right toward Avenue of the Saints
33.3 mi · 39 min · Avenue of the Saints
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11
Take the exit slight right toward US 136: Wayland, Kahoka
1561 ft · 48 sec
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12
Turn left
8.9 mi · 13 min
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13
Turn right onto South Johnson Street
12 mi · 18 min · South Johnson Street
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14
Turn right
4 mi · 10 min
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15
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Saint Peters and Athens.
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
73.3 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.
Mostly Sunny leaving Saint Peters and Slight Chance Rain Showers then Chance Showers And Thunderstorms near Athens.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Saint Peters to Athens?
The road trip is about 165.8 miles (266.8 km) and usually takes 03h 31m 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?
Flint Hill is a useful midpoint, sitting about 82.9 miles from Saint Peters and 82.9 miles from Athens.
How much longer is the road route than the straight-line distance?
The direct path is about 135.7 miles (218.4 km), while the road route adds roughly 30.1 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 9:58 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $22.06 one way or $44.12 round trip. Estimated CO2 is about 52 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Saint Peters and Slight Chance Rain Showers then Chance Showers And Thunderstorms near Athens.
Stop Ideas Near Flint Hill
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 Flint Hill.
Quincy
Hermann
La Plata
Fort Madison station
Flight Path Map
This map shows the direct air route between Saint Peters and Athens. Straight-line distance: 135.69 mi (218.37 km).
#1 Saint Peters
The most populous city in St.
| Population | 58,043 |
| Coordinates | 38.8003300, -90.6265100 |
| Altitude | 134 |
| Country | United States |
#2 Athens
Township in Missouri
| Population | 2,080 |
| Coordinates | 40.5825400, -91.6985000 |
| Altitude | 186 |
| Country | United States |
End: Athens (-91.6985, 40.58254)
Estimated Travel Time
Distance: 267 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 31m |
| 40 mph (64.37 km/h) | 04h 08m |
| 50 mph (80.47 km/h) | 03h 18m |
| 60 mph (96.56 km/h) | 02h 45m |
| 70 mph (112.65 km/h) | 02h 22m |
| 80 mph (129 km/h) | 02h 04m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $22.06 | $44.12 |
| Mid-grade | $4.25 | $24.88 | $49.76 |
| Premium | $4.65 | $27.23 | $54.45 |
| Diesel | $5.30 | $31.03 | $62.06 |
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.