How far is St. Louis, MO from Hannibal, MO?
The driving distance from St. Louis, MO to Hannibal, MO is about 116.3 miles (187.2 km), with a travel time of about 02h 22m by car.
- The straight-line flight distance is about 97.2 miles (156.4 km).
- For a round trip, plan for roughly 04h 45m 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 22m.
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.
Unincorporated community in Missouri
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 St. Louis and Hannibal.
Turn-by-Turn Driving Directions
Step-by-step road directions between St. Louis and Hannibal.
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1
Start on Market Street
1.6 mi · 3 min · Market Street
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2
Take the ramp slight left toward I 64 West, US 40 West: Wentzville
1531 ft · 24 sec
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3
Merge slight left onto Jack Buck Memorial Highway
4.3 mi · 6 min · Jack Buck Memorial Highway
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4
Continue on Daniel Boone Expressway
5.7 mi · 7 min · Daniel Boone Expressway
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5
Continue on Avenue of the Saints
100.6 mi · 2 hr · Avenue of the Saints
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6
Turn right onto Warren Barett Drive
3 mi · 5 min · Warren Barett Drive
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7
Turn left onto Grand Avenue
1072 ft · 24 sec · Grand Avenue
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8
Turn right onto Broadway
3145 ft · 1 min · Broadway
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9
Turn right
17 m · 4 sec
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10
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between St. Louis and Hannibal.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Avenue of the Saints
Continue on Avenue of the Saints
101 mi · 02h 00m
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 St. Louis and Mostly Sunny near Hannibal.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from St. Louis to Hannibal?
The road trip is about 116.3 miles (187.2 km) and usually takes 02h 22m 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?
Davis is a useful midpoint, sitting about 58.2 miles from St. Louis and 58.2 miles from Hannibal.
How much longer is the road route than the straight-line distance?
The direct path is about 97.2 miles (156.4 km), while the road route adds roughly 19.1 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 1:44 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $15.50 one way or $31.00 round trip. Estimated CO2 is about 36.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around St. Louis and Mostly Sunny near Hannibal.
Stop Ideas Near Davis
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 Davis.
Hermann
Washington
Kirkwood
Alton
Flight Path Map
This map shows the direct air route between St. Louis and Hannibal. Straight-line distance: 97.18 mi (156.4 km).
#1 St. Louis
The second most populous city in Missouri and the center of the St.
| Population | 315,685 |
| Coordinates | 38.6272700, -90.1978900 |
| Altitude | 142 |
| Country | United States |
#2 Hannibal
City in Missouri, USA
| Population | 17,246 |
| Coordinates | 39.7083800, -91.3584800 |
| Altitude | 153 |
| Country | United States |
End: Hannibal (-91.35848, 39.70838)
Estimated Travel Time
Distance: 187 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 52m |
| 40 mph (64.37 km/h) | 02h 54m |
| 50 mph (80.47 km/h) | 02h 19m |
| 60 mph (96.56 km/h) | 01h 56m |
| 70 mph (112.65 km/h) | 01h 39m |
| 80 mph (129 km/h) | 01h 27m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $15.50 | $31.00 |
| Mid-grade | $4.25 | $17.48 | $34.96 |
| Premium | $4.65 | $19.13 | $38.26 |
| Diesel | $5.30 | $21.80 | $43.60 |
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.