How far is Hannibal, MO from Saint Peters, MO?
The driving distance from Hannibal, MO to Saint Peters, MO is about 89.2 miles (143.5 km), with a travel time of about 01h 29m by car.
- The straight-line flight distance is about 73.9 miles (119 km).
- For a round trip, plan for roughly 02h 58m 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 29m.
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.
Village in Pike County, Missouri, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Hannibal and Saint Peters.
Turn-by-Turn Driving Directions
Step-by-step road directions between Hannibal and Saint Peters.
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1
Start on the route
17 m · 9 sec
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2
Turn left onto Broadway
3145 ft · 1 min · Broadway
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3
Turn left onto Grand Avenue
1072 ft · 24 sec · Grand Avenue
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4
Turn right onto Warren Barett Drive
3 mi · 5 min · Warren Barett Drive
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5
Turn left onto Avenue of the Saints
73.2 mi · 1 hr 26 min · Avenue of the Saints
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6
Take the exit slight left toward I 70 East: Saint Louis
2705 ft · 51 sec
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7
Merge slight left onto Dwight D Eisenhower Highway
10.9 mi · 13 min · Dwight D Eisenhower Highway
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8
Take the exit slight right toward Mid Rivers Mall Drive
889 ft · 19 sec
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9
Keep slight left to continue on Mid Rivers Mall Drive
63 m · 4 sec
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10
Turn straight onto Mid Rivers Mall Drive
61 m · 6 sec · Mid Rivers Mall Drive
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11
Take the ramp straight toward I 70 West: Wentzville
1419 ft · 20 sec
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12
Merge slight left
146 m · 7 sec
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13
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Hannibal 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
Turn left onto Avenue of the Saints
73.2 mi · 01h 26m
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 Hannibal 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 Hannibal to Saint Peters?
The road trip is about 89.2 miles (143.5 km) and usually takes 01h 29m 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?
Eolia is a useful midpoint, sitting about 44.5 miles from Hannibal and 44.7 miles from Saint Peters.
How much longer is the road route than the straight-line distance?
The direct path is about 73.9 miles (119 km), while the road route adds roughly 15.3 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 3:32 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $11.88 one way or $23.76 round trip. Estimated CO2 is about 28 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Hannibal and Sunny near Saint Peters.
Stop Ideas Near Eolia
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 Eolia.
Hermann
Washington
Alton
Quincy
Flight Path Map
This map shows the direct air route between Hannibal and Saint Peters. Straight-line distance: 73.96 mi (119.02 km).
#1 Hannibal
City in Missouri, USA
| Population | 17,246 |
| Coordinates | 39.7083800, -91.3584800 |
| Altitude | 153 |
| 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: 143 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 58m |
| 40 mph (64.37 km/h) | 02h 13m |
| 50 mph (80.47 km/h) | 01h 46m |
| 60 mph (96.56 km/h) | 01h 29m |
| 70 mph (112.65 km/h) | 01h 16m |
| 80 mph (129 km/h) | 01h 06m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $11.88 | $23.76 |
| Mid-grade | $4.25 | $13.40 | $26.79 |
| Premium | $4.65 | $14.66 | $29.32 |
| Diesel | $5.30 | $16.71 | $33.42 |
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 02, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.