Origin
High Ridge, MO
Morning in High Ridge on Saturday
Local time
6:56 AM
CDT
Current temp
57°F
Unavailable
Live forecast
Trip from High Ridge, MO to Saint Charles, MO
Compiled and reviewed by the Trip.ovh planning team at COD Solutions Oy · Last reviewed Apr 18, 2026 · Editorial standards
Drive Time
43m
Distance
31.1 mi
50 km
Drive Score
6/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$5
one way
EV Charging
Unknown
Best Time to Leave
4 AM
0h 40m
★
6 AM
0h 43m
8 AM
0h 51m
10 AM
0h 46m
12 PM
0h 45m
3 PM
0h 46m
5 PM
0h 50m
8 PM
0h 41m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
High Ridge, MO
Marta Branco
Saint Charles, MO
Wikimedia Commons
Trip Overview
The drive from High Ridge, MO to Saint Charles, MO covers 31.1 miles and takes about 43m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on I 270, MO 30, I 70 for much of the mileage, and the overall profile is highway-focused drive. The longest uninterrupted segment is about 14.7 miles on I 270. At current regular gas prices, budget about $4.86 one way before food or hotel costs.
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 43m. Total distance: 31.1 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
43m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (87%). Some complex stretches to watch for.
Drive Character
This is a 43m highway drive covering 31.1 miles, with most of the trip on I 270 and MO 30. The longest continuous stretch is about 14.7 miles on I 270.
Most of the miles stay on highways, which makes pacing and fuel planning easier than turn-by-turn city driving.
There are about 16 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
I 270 is the longest continuous segment at about 14.7 miles.
How Hard Is This Drive?
This is a straightforward highway drive that stays mostly on I 270 and MO 30. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes early in the drive near High Ridge Boulevard.
Driving Effort
10/10
Focused - lots of decisions in a short distance, but it is over quickly
Balances navigation complexity with total wheel time.
This is a short but busy drive. With 13 decision points packed into just 31.1 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 43m.
Where does it get tricky?
The main spots that need attention: near the start (High Ridge Boulevard): Complex interchange - multiple decisions in a short stretch; at 25 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 26.1 miles: Highway fork - watch signs carefully. Lane positioning matters here.
Critical Maneuvers
5 of 13 key pointsThese are the spots where you need to pay the most attention. Preview them before you drive.
6
0 mi into trip
|
~0m in
|
High Ridge Boulevard
At end of road, turn right onto High Ridge Boulevard
Complex interchange - multiple decisions in a short stretch
8
25 mi into trip
|
~33m in
Take the exit toward I 70: Kansas City, Saint Louis, Saint Louis Lambert International Airport
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Exit 20A
Toward I 70: Kansas City, Saint Louis, Saint Lo...
7
26.1 mi into trip
|
~34m in
Keep slight left at fork toward I 70 West: Kansas City
Highway fork - watch signs carefully. Lane positioning matters here
Use the slight left lane.
Toward I 70 West: Kansas City
7
29.5 mi into trip
|
~39m in
|
I 70 Business
Take the exit onto I 70 Business toward I 70 Business: Fifth Street
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the straight / slight right lanes.
Exit 229B
Toward I 70 Business: Fifth Street
9
29.7 mi into trip
|
~39m in
Keep slight right at fork toward I 70 Business: Fifth Street North, Bass Pro Drive, Ameristar Boulevard
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the right lane.
Toward I 70 Business: Fifth Street North, Bass...
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between High Ridge, MO and Saint Charles, MO, road signs point toward Saint Louis and Saint Louis Lambert International Airport.
Saint Louis
25 mi in
|
~33m
Saint Louis Lambert International Airport
25 mi in
|
~33m
Main Roads
| Road | Distance | Duration |
|---|---|---|
| I 270 | 14.7 mi | 18m |
| MO 30 | 9.4 mi | 12m |
| I 70 | 2.7 mi | 3m |
| South Fifth Street | 1 mi | 2m |
| High Ridge Boulevard | 0.2 mi | <1m |
| Jefferson Street | 0.2 mi | <1m |
| North Second Street | 0.2 mi | <1m |
| I 70 Business | 0.2 mi | <1m |
Longest stretch:
I 270
— 14.7 mi, about 18m
Turn-by-Turn Driving Directions
Step-by-step road directions between High Ridge, MO and Saint Charles, MO.
1
Start on this road
119 ft
·
10 sec
·
this road
2
At end of road, turn right onto High Ridge Boulevard
0.2 mi
·
45 sec
·
High Ridge Boulevard
3
Turn left onto MO PP
0.2 mi
·
22 sec
·
MO PP
4
Turn left onto MO 30
9.4 mi
·
12 min
·
MO 30
Use the straight lane.
5
Take the exit
0.4 mi
·
35 sec
Toward I 270 North
6
Merge onto I 270
15 mi
·
18 min
·
I 270
Use the straight lane.
7
Take the exit
1.0 mi
·
1 min
Exit 20A
Toward I 70: Kansas City, Saint Louis, Saint Louis Lambert International Airport
Use the slight right lane.
8
Keep slight left at fork
0.1 mi
·
11 sec
Toward I 70 West: Kansas City
Use the slight left lane.
9
Continue on this road
0.6 mi
·
57 sec
·
this road
Exit 20B
Toward I 70 West: Kansas City
10
Merge onto I 70
2.7 mi
·
3 min
·
I 70
11
Take the exit onto I 70 Business
0.2 mi
·
17 sec
·
I 70 Business
Exit 229B
Toward I 70 Business: Fifth Street
Use the straight / slight right lanes.
12
Keep slight right at fork
231 ft
·
5 sec
Toward I 70 Business: Fifth Street North, Bass Pro Drive, Ameristar Boulevard
Use the right lane.
13
Turn slight right onto I 70 Business
1.0 mi
·
2 min
·
South Fifth Street
Use the right lane.
14
Turn right onto Jefferson Street
0.2 mi
·
44 sec
·
Jefferson Street
15
Turn left onto North Second Street
0.2 mi
·
34 sec
·
North Second Street
16
Arrive at destination
North Second Street
Fuel & Cost
Regular Gas
$4.86 one way
$9.72 round trip
$3.97/gal
25.4 MPG avg
11 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.36 | $5.34 | $10.68 |
| premium | $4.89 | $5.98 | $11.97 |
| diesel | $5.61 | $6.87 | $13.73 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$5
Estimated CO2 emission: 10.9 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $3 in charging · 0 stops · 64% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 9.3 | 0 | $3.27 | $1.49 |
| Efficient EV | 7.8 | 0 | $2.72 | $1.24 |
| EV Truck/SUV | 12.4 | 0 | $4.35 | $1.99 |
Gas CO2
11 kg
EV CO2
4 kg (64% 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 Charles, MO
Morning in Saint Charles on Saturday
Local time
6:56 AM
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
43m 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 High Ridge, MO to Saint Charles, MO covers 31.1 miles and takes about 43m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are I 270, MO 30, I 70. Most of the drive stays on highways, so watch for ramps and exits.
This is a comfortable same-day trip.
The midpoint is about 15.6 miles from High Ridge, MO. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $4.86 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 13 decision points packed into just 31.1 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 43m.
The main spots that need attention: near the start (High Ridge Boulevard): Complex interchange - multiple decisions in a short stretch; at 25 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 26.1 miles: Highway fork - watch signs carefully. Lane positioning matters here.
Between High Ridge, MO and Saint Charles, MO, road signs point toward Saint Louis and Saint Louis Lambert International Airport.
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.
Was this helpful?
Thanks for your feedback!
Your tip has been submitted. Thanks!
/500
Recent Tips
·
Explore More
Continue From Saint Charles, MO
More from High Ridge, MO
More trips to Saint Charles, MO
Explore more options from High Ridge, MO or browse trips ending in Saint Charles, MO.
Looking for more statewide routes? Browse MO road trips.