Origin
Lake Saint Louis, MO
Evening in Lake Saint Louis on Friday
Local time
5:41 PM
CDT
Current temp
57°F
Unavailable
Live forecast
Trip from Lake Saint Louis, MO to Saint Peters, MO
Compiled and reviewed by the Trip.ovh planning team at COD Solutions Oy · Last reviewed Apr 17, 2026 · Editorial standards
Drive Time
15m
Distance
10.5 mi
17 km
Drive Score
6/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$2
one way
EV Charging
Unknown
Best Time to Leave
4 AM
0h 14m
★
6 AM
0h 15m
8 AM
0h 18m
10 AM
0h 16m
12 PM
0h 16m
3 PM
0h 16m
5 PM
0h 18m
8 PM
0h 14m
★
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Lake Saint Louis, MO
Amicia Short
Saint Peters, MO
Wikimedia Commons
Trip Overview
The drive from Lake Saint Louis, MO to Saint Peters, MO covers 10.5 miles and takes about 15m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on I 70, Veterans Memorial Parkway, Savoy Drive for much of the mileage, and the overall profile is highway-focused drive. The longest uninterrupted segment is about 7.9 miles on I 70. At current regular gas prices, budget about $1.64 one way before food or hotel costs.
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 15m. Total distance: 10.5 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
15m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (86%). Some complex stretches to watch for.
Drive Character
This is a 15m highway drive covering 10.5 miles, with most of the trip on I 70 and Veterans Memorial Parkway. The longest continuous stretch is about 7.9 miles on I 70.
Most of the miles stay on highways, which makes pacing and fuel planning easier than turn-by-turn city driving.
There are about 12 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
I 70 is the longest continuous segment at about 7.9 miles.
How Hard Is This Drive?
This is a straightforward highway drive that stays mostly on I 70 and Veterans Memorial Parkway. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 0.7 miles in near Veterans Memorial Parkway.
Driving Effort
7/10
Focused - busy navigation packed into a short drive
Balances navigation complexity with total wheel time.
This is a short but busy drive. With 9 decision points packed into just 10.5 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 15m.
Where does it get tricky?
The main spots that need attention: at 0.7 miles (Veterans Memorial Parkway): Navigation decision point; at 1.9 miles: Roundabout - know your exit number before entering; at 9.9 miles: Exit ramp - move to the correct lane early. Lane positioning matters here.
Critical Maneuvers
5 of 9 key pointsThese are the spots where you need to pay the most attention. Preview them before you drive.
5
0.7 mi into trip
|
~2m in
|
Veterans Memorial Parkway
At end of road, turn right onto Veterans Memorial Parkway
Navigation decision point
6
1.9 mi into trip
|
~4m in
Enter roundabout toward I 70 East
Roundabout - know your exit number before entering
Toward I 70 East
7
9.9 mi into trip
|
~14m in
Take the exit toward Mid Rivers Mall Drive
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the straight / slight right lanes.
Exit 222A
Toward Mid Rivers Mall Drive
8
10.1 mi into trip
|
~14m in
Keep slight left at fork toward Mid Rivers Mall Drive
Highway fork - watch signs carefully. Lane positioning matters here
Use the slight left lane.
Toward Mid Rivers Mall Drive
6
10.2 mi into trip
|
~14m in
Take the ramp toward I 70 West: Wentzville
Lane positioning matters here
Use the slight left lane.
Toward I 70 West: Wentzville
Main Roads
| Road | Distance | Duration |
|---|---|---|
| I 70 | 7.9 mi | 9m |
| Veterans Memorial Parkway | 1.2 mi | 2m |
| Savoy Drive | 0.4 mi | 1m |
| De Loire Drive | 0.3 mi | <1m |
| Mid Rivers Mall Drive | <0.1 mi | <1m |
Longest stretch:
I 70
— 7.9 mi, about 9m
Turn-by-Turn Driving Directions
Step-by-step road directions between Lake Saint Louis, MO and Saint Peters, MO.
1
Start on Savoy Drive
0.4 mi
·
1 min
·
Savoy Drive
2
Turn right onto De Loire Drive
0.3 mi
·
52 sec
·
De Loire Drive
3
At end of road, turn right onto Veterans Memorial Parkway
1.2 mi
·
2 min
·
Veterans Memorial Parkway
4
Enter roundabout
265 ft
·
5 sec
Toward I 70 East
5
Continue
0.2 mi
·
13 sec
Toward I 70 East
6
Merge onto I 70
7.8 mi
·
9 min
·
I 70
Use the straight / slight right lanes.
7
Take the exit
0.2 mi
·
19 sec
Exit 222A
Toward Mid Rivers Mall Drive
Use the straight / slight right lanes.
8
Keep slight left at fork
205 ft
·
4 sec
Toward Mid Rivers Mall Drive
Use the slight left lane.
9
Turn straight onto Mid Rivers Mall Drive
198 ft
·
5 sec
·
Mid Rivers Mall Drive
10
Take the ramp
0.3 mi
·
20 sec
Toward I 70 West: Wentzville
Use the slight left lane.
11
Merge onto I 70
479 ft
·
6 sec
·
I 70
12
Arrive at destination
I 70
Fuel & Cost
Regular Gas
$1.64 one way
$3.28 round trip
$3.97/gal
25.4 MPG avg
4 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.36 | $1.80 | $3.60 |
| premium | $4.89 | $2.02 | $4.04 |
| diesel | $5.61 | $2.32 | $4.64 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$2
Estimated CO2 emission: 3.7 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $1 in charging · 0 stops · 75% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 3.2 | 0 | $1.10 | $0.50 |
| Efficient EV | 2.6 | 0 | $0.92 | $0.42 |
| EV Truck/SUV | 4.2 | 0 | $1.47 | $0.67 |
Gas CO2
4 kg
EV CO2
1 kg (75% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Destination
Saint Peters, MO
Evening in Saint Peters on Friday
Local time
5:41 PM
CDT
Current temp
57°F
Unavailable
Live forecast
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
Very similar conditions
Both ends of the route are sitting at about the same temperature right now.
Road read
15m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
Frequently Asked Questions
The drive from Lake Saint Louis, MO to Saint Peters, MO covers 10.5 miles and takes about 15m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are I 70, Veterans Memorial Parkway, Savoy Drive. Most of the drive stays on highways, so watch for ramps and exits.
This is a comfortable same-day trip.
The midpoint is about 5.3 miles from Lake Saint Louis, MO. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $1.64 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
Leave by 9 AM and you'll arrive before lunch. Even a 4 PM departure gets you there before dark in summer.
This is a short but busy drive. With 9 decision points packed into just 10.5 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 15m.
The main spots that need attention: at 0.7 miles (Veterans Memorial Parkway): Navigation decision point; at 1.9 miles: Roundabout - know your exit number before entering; at 9.9 miles: Exit ramp - move to the correct lane early. Lane positioning matters here.
The route from Lake Saint Louis, MO to Saint Peters, MO does not surface many named destination signs beyond the main corridor.
Yes. Nearby national parks include Gateway Arch National Park.
How this page is built
Compiled by the Trip.ovh planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, and NPS for national parks. See our methodology for refresh cadence and limitations.
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