How far is St. Louis, MO from Mexico, MO?
The driving distance from St. Louis, MO to Mexico, MO is about 119.6 miles (192.4 km), with a travel time of about 02h 24m by car.
- The straight-line flight distance is about 98.1 miles (157.8 km).
- For a round trip, plan for roughly 04h 48m 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 24m.
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 Missouri, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Scattered Rain Showers
Isolated Rain Showers
Driving Route Map
The map below follows the saved road route between St. Louis and Mexico.
Turn-by-Turn Driving Directions
Step-by-step road directions between St. Louis and Mexico.
-
1
Start on Market Street
1.6 mi · 3 min · Market Street
-
2
Take the ramp slight left toward I 64 West, US 40 West: Wentzville
1531 ft · 24 sec
-
3
Merge slight left onto Jack Buck Memorial Highway
4.3 mi · 6 min · Jack Buck Memorial Highway
-
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
27.8 mi · 34 min · Avenue of the Saints
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6
Take the exit slight left toward I 70 West, US 40 West: Kansas City
3047 ft · 1 min
-
7
Merge slight left onto Dwight D Eisenhower Highway
61.6 mi · 1 hr 11 min · Dwight D Eisenhower Highway
-
8
Take the exit slight right toward US 54: Auxvasse, Mexico, Fulton
1033 ft · 22 sec
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9
Turn right
13.3 mi · 15 min
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10
Take the exit slight right toward US 54 Business, MO 15, MO 22: Mexico
1135 ft · 34 sec
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11
Turn left
3.8 mi · 6 min
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12
Turn right onto High Street
677 ft · 33 sec · High Street
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13
At the end of the road, turn left onto South Jefferson Street
51 m · 7 sec · South Jefferson Street
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14
Arrive at your destination
0 m · 1 sec · South Jefferson Street
Car Route Details
A richer read on the saved driving route between St. Louis and Mexico.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Dwight D Eisenhower Highway
Merge slight left onto Dwight D Eisenhower Highway
61.6 mi · 01h 11m
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.
Scattered Rain Showers leaving St. Louis and Isolated Rain Showers near Mexico.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from St. Louis to Mexico?
The road trip is about 119.6 miles (192.4 km) and usually takes 02h 24m 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?
Pendleton is a useful midpoint, sitting about 59.7 miles from St. Louis and 59.9 miles from Mexico.
How much longer is the road route than the straight-line distance?
The direct path is about 98.1 miles (157.8 km), while the road route adds roughly 21.5 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 1:42 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $15.91 one way or $31.83 round trip. Estimated CO2 is about 37.5 kg one way.
What should you check before leaving?
Before you leave, expect Scattered Rain Showers around St. Louis and Isolated Rain Showers near Mexico.
Stop Ideas Near Pendleton
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Warrenton City Animal Control
Warrenton City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Pendleton.
Hermann
Washington
Kirkwood
Jefferson City
Flight Path Map
This map shows the direct air route between St. Louis and Mexico. Straight-line distance: 98.05 mi (157.8 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 Mexico
City in and county seat of Audrain County, Missouri
| Population | 11,530 |
| Coordinates | 39.1697600, -91.8829500 |
| Altitude | 244 |
| Country | United States |
End: Mexico (-91.88295, 39.16976)
Estimated Travel Time
Distance: 192 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 59m |
| 40 mph (64.37 km/h) | 02h 59m |
| 50 mph (80.47 km/h) | 02h 23m |
| 60 mph (96.56 km/h) | 01h 59m |
| 70 mph (112.65 km/h) | 01h 42m |
| 80 mph (129 km/h) | 01h 29m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $15.91 | $31.83 |
| Mid-grade | $4.25 | $17.95 | $35.90 |
| Premium | $4.65 | $19.64 | $39.28 |
| Diesel | $5.30 | $22.38 | $44.77 |
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 16, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.