Origin
Imperial, MO
Morning in Imperial on Tuesday
Local time
8:53 AM
CDT
Current temp
73°F
Unavailable
Live forecast
Trip from Imperial, MO to Saint Charles, MO
Pin this tripCompiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 21, 2026 · Editorial standards
Drive Time
46m
Distance
35.1 mi
56 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 43m
★
6 AM
0h 46m
8 AM
0h 54m
10 AM
0h 49m
12 PM
0h 48m
3 PM
0h 50m
5 PM
0h 54m
8 PM
0h 44m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Imperial, MO
Wikimedia Commons
Saint Charles, MO
Wikimedia Commons
Trip Overview
If you are planning a trip from Imperial to Saint Charles, expect a quick, 35.1-mile journey that typically takes about 46 minutes. This straightforward drive is perfectly suited for a single-day outing, as the proximity of these Missouri locations makes an overnight stay unnecessary. You can easily budget around $5 for fuel, making this an economical trip across the Midwest. The route relies heavily on major interstate infrastructure, ensuring a direct path between the two points. Because the drive is short, you have plenty of flexibility to plan your day around your specific destination goals rather than worrying about travel fatigue.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| I 270 | 18.1 mi | 22m |
| I 55 | 8 mi | 9m |
| I 70 | 2.7 mi | 3m |
| Rosa Parks Highway | 1.3 mi | 1m |
| South Fifth Street | 1 mi | 2m |
| Jefferson Street | 0.2 mi | <1m |
| North Second Street | 0.2 mi | <1m |
| I 70 Business | 0.2 mi | <1m |
Longest stretch:
I 270
— 18.1 mi, about 22m
Turn-by-Turn Driving Directions
Step-by-step road directions between Imperial, MO and Saint Charles, MO.
1
Start on White Street
415 ft
·
23 sec
·
White Street
2
Turn left onto Old State Road
278 ft
·
14 sec
·
Old State Road
3
Turn right onto Imperial Main Street
373 ft
·
7 sec
·
Imperial Main Street
4
Take the ramp
0.2 mi
·
31 sec
Toward I 55 North: Saint Louis
5
Merge onto I 55
8.0 mi
·
9 min
·
I 55
6
Continue on I 55
1.3 mi
·
1 min
·
Rosa Parks Highway
7
Take the exit
0.2 mi
·
27 sec
Exit 196
Toward I 270 West, I 255 East: Kansas City, Chicago
Use the slight right lane.
8
Keep slight left at fork
388 ft
·
8 sec
Toward I 270 West: Kansas City
Use the slight left lane.
9
Continue on this road
0.7 mi
·
1 min
·
this road
Exit 196
Toward I 270 West
10
Merge onto I 270
18 mi
·
22 min
·
I 270
Use the straight lane.
11
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.
12
Keep slight left at fork
0.1 mi
·
11 sec
Toward I 70 West: Kansas City
Use the slight left lane.
13
Continue on this road
0.6 mi
·
57 sec
·
this road
Exit 20B
Toward I 70 West: Kansas City
14
Merge onto I 70
2.7 mi
·
3 min
·
I 70
15
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.
16
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.
17
Turn slight right onto I 70 Business
1.0 mi
·
2 min
·
South Fifth Street
Use the right lane.
18
Turn right onto Jefferson Street
0.2 mi
·
44 sec
·
Jefferson Street
19
Turn left onto North Second Street
0.2 mi
·
34 sec
·
North Second Street
20
Arrive at destination
North Second Street
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Mid-route town
Meal stop
18 mi into the route
Best for: Lunch, fuel, and a longer reset
This sits close to the middle of the route, so it works well for the longest stop of the day.
Pacing Suggestions
Fuel and coffee
A short stop after about 35 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 17.6 miles from Imperial, MO, which is a good place for a longer meal and fuel stop.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Heads-up: tricky spots
5 of 155 decision points cluster between mile 9.8 and 33.7 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
8
9.8 mi into trip
|
~11m in
Take the exit toward I 270 West, I 255 East: Kansas City, Chicago
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 196
Toward I 270 West, I 255 East: Kansas City, Chi...
8
10 mi into trip
|
~12m in
Keep slight left at fork toward I 270 West: Kansas City
Highway fork - watch signs carefully. Lane positioning matters here
Use the slight left lane.
Toward I 270 West: Kansas City
8
29 mi into trip
|
~36m 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
30.1 mi into trip
|
~37m 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
9
33.7 mi into trip
|
~42m 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...
Fuel & Cost
Regular Gas
$5.49 one way
$10.97 round trip
$3.97/gal
25.4 MPG avg
12 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.36 | $6.03 | $12.05 |
| premium | $4.89 | $6.75 | $13.51 |
| diesel | $5.61 | $7.75 | $15.50 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$5
Estimated CO2 emission: 12.3 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $4 in charging · 0 stops · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 10.5 | 0 | $3.69 | $1.68 |
| Efficient EV | 8.8 | 0 | $3.07 | $1.40 |
| EV Truck/SUV | 14 | 0 | $4.91 | $2.25 |
Gas CO2
12 kg
EV CO2
4 kg (67% 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 Tuesday
Local time
8:53 AM
CDT
Current temp
62°F
Partly Cloudy
S 9 mph
2% chance
Live forecast
Special Weather Statement
Special Weather Statement issued April 12 at 12:21AM CDT by NWS Paducah KY
Flood Warning
Flood Warning issued April 11 at 9:46PM CDT until April 18 at 1:00PM CDT by NWS St Louis MO
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
11 degrees cooler at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
46m on the road
The weather snapshot is not static. If you are leaving later, give both cities one more quick forecast check before departure.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
What kind of drive is this?
Expect a highway-focused experience, as 83% of your travel time will be spent on major thoroughfares. You will navigate a combination of I-55, I-270, and I-70 to reach your destination. The longest uninterrupted stretch occurs on I-270, where you will cover 18.1 miles of the trip. This is a functional, efficient drive rather than a winding backroad excursion, designed to move you quickly through the region. Behind the wheel, you should be prepared for a consistent interstate pace as you transition between these three primary highways.
83% highway — fuel and pacing are the main things to plan.
20 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 18.1 mi on I 270.
How Hard Is This Drive?
10/10
This is a straightforward highway drive that stays mostly on I 270 and I 55. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 9.8 miles in.
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 15 decision points packed into just 35.1 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 46m.
Where does it get tricky?
The main spots that need attention: at 9.8 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 10 miles: Highway fork - watch signs carefully. Lane positioning matters here; at 29 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
Elevation Profile
Mostly flat terrain
656 ft
465 ft
Total Climb
269 ft
Total Descent
258 ft
Highest Point
656 ft
~21.9 mi in
Elevation Range
191 ft
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Imperial, MO and Saint Charles, MO, road signs point toward Chicago, Saint Louis and Saint Louis Lambert International Airport.
Chicago
9.8 mi in
|
~11m
Saint Louis
29 mi in
|
~36m
Saint Louis Lambert International Airport
29 mi in
|
~36m
About the Cities
Starting in Imperial, MO
Full guide →St. Louis Area is the region around St. Louis, Missouri. It borders St. Louis Metro East (Illinois) along the Mississippi River. Within Missouri, it borders Southeast Missouri, Central Missouri, and Northeast Missouri.
Arriving in Saint Charles, MO
Full guide →St. Charles, Missouri is outside of St. Louis on the bank of the Missouri River. It was Missouri's first state capital and was one of the first stops by Lewis and Clark on their journey to explore Louisiana Territory. The historic Main Street has largely been restored to its 1812-era appearance including gas lights a boardwalk and is lined with shops selling artwork, handicrafts, home decorations, antiques. There are also many restaurants.
City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 46m. Total distance: 35.1 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
46m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (83%). Some complex stretches to watch for.
Frequently Asked Questions
The longest stretch is about 18.1 miles on I 270. The full list of main roads is in the Roads section above.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Saint Charles, MO before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.
The main spots that need attention: at 9.8 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 10 miles: Highway fork - watch signs carefully. Lane positioning matters here; at 29 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
Yes — Gateway Arch National Park. See the National Parks section for detour distances and tips on detours.
Yes. A round trip is manageable in a single day if you plan a break at Saint Charles, MO before heading back.
How this page is built
Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, USGS 3DEP for elevation, and NPS for national parks. See our methodology for refresh cadence and limitations.
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