Origin
Arnold, MO
Late night in Arnold on Friday
Local time
2:08 AM
CDT
Current temp
57°F
Unavailable
Live forecast
Trip from Arnold, MO to Florissant, MO
Compiled by the Trip.ovh editorial team · Last recalculated Apr 17, 2026 · Methodology
Drive Time
46m
Distance
34 mi
55 km
Drive Score
7/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$5
one way
EV Charging
Unknown
Best Time to Leave
4 AM
0h 42m
★
6 AM
0h 46m
8 AM
0h 54m
10 AM
0h 49m
12 PM
0h 48m
3 PM
0h 49m
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.
Arnold, MO
Wikimedia Commons
Florissant, MO
Wikimedia Commons
Trip Overview
This 34-mile drive from Arnold, MO to Florissant, MO takes about 46 minutes and is a great option for a day trip. You'll spend most of your time on major highways, with 72% of the journey utilizing interstate routes. The estimated fuel cost for this trip is around $5, making it an economical choice for a quick local excursion within the Midwest region. Given its short distance, you won't need to worry about overnight stays, offering flexibility for when you depart and how you structure your travel time.
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 46m. Total distance: 34 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 (72%). Some complex stretches to watch for.
Drive Character
Expect a highway-focused drive for the majority of this 34-mile route. You'll be navigating primarily on I 270 and the Officer Thomas G. Smith, Jr. Memorial Highway, with a portion on North Lindbergh Boulevard. The longest uninterrupted stretch you'll encounter is 24.4 miles on I 270. This means you'll experience consistent speeds for significant periods, with the road character remaining predominantly that of a major thoroughfare throughout the journey.
Most of the miles stay on highways, which makes pacing and fuel planning easier than turn-by-turn city driving.
There are about 15 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 24.4 miles.
How Hard Is This Drive?
This is a straightforward highway drive that stays mostly on I 270 and Officer Thomas G. Smith, Jr. Memorial Highway. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 0.9 miles in near MO 141.
Driving Effort
8/10
Focused - busy navigation packed into a short drive
Balances navigation complexity with total wheel time.
This is a short but busy drive. With 10 decision points packed into just 34 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 0.9 miles (MO 141): Lane positioning matters here; at 5.5 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 5.7 miles: Highway fork - watch signs carefully. Lane positioning matters here.
Critical Maneuvers
5 of 10 key pointsThese are the spots where you need to pay the most attention. Preview them before you drive.
6
0.9 mi into trip
|
~1m in
|
MO 141
Turn left onto MO 141
Lane positioning matters here
Use the left lane.
8
5.5 mi into trip
|
~7m 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
5.7 mi into trip
|
~8m 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
7
30.9 mi into trip
|
~40m in
Take the exit toward US 67
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the straight / slight right lanes.
Exit 25
Toward US 67
6
31.2 mi into trip
|
~40m in
|
US 67 / North Lindbergh Boulevard
Turn left onto US 67 / North Lindbergh Boulevard
Lane positioning matters here
Use the left lane.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
On the drive from Arnold, MO to Florissant, MO, road signs begin pointing toward Chicago along the way.
Chicago
5.5 mi in
|
~7m
Main Roads
| Road | Distance | Duration |
|---|---|---|
| I 270 | 24.4 mi | 30m |
| Officer Thomas G. Smith, Jr. Memorial Highway | 1.9 mi | 2m |
| North Lindbergh Boulevard | 1.8 mi | 3m |
| Rosa Parks Highway | 1.3 mi | 1m |
| West Washington Street | 1 mi | 2m |
| Jeffco Boulevard | 0.9 mi | 1m |
| Police Officer Steven Jarvis Memorial Highway | 0.9 mi | 1m |
| MO 141 | 0.2 mi | <1m |
Longest stretch:
I 270
— 24.4 mi, about 30m
Turn-by-Turn Driving Directions
Step-by-step road directions between Arnold, MO and Florissant, MO.
1
Start on US 61; US 67
0.9 mi
·
1 min
·
Jeffco Boulevard
Use the left lane.
2
Turn left onto MO 141
0.2 mi
·
27 sec
·
MO 141
Use the left lane.
3
Take the ramp
0.2 mi
·
30 sec
Toward I 55 North
4
Merge onto I 55
0.9 mi
·
1 min
·
Police Officer Steven Jarvis Memorial Highway
5
Continue on I 55
1.9 mi
·
2 min
·
Officer Thomas G. Smith, Jr. Memorial Highway
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
24 mi
·
30 min
·
I 270
Use the straight lane.
11
Take the exit
0.3 mi
·
44 sec
Exit 25
Toward US 67
Use the straight / slight right lanes.
12
Turn left onto US 67
1.8 mi
·
3 min
·
North Lindbergh Boulevard
Use the left lane.
13
Turn right onto West Washington Street
1.0 mi
·
2 min
·
West Washington Street
14
Turn left onto North New Florissant Road
87 ft
·
1 sec
·
North New Florissant Road
15
Arrive at destination
North New Florissant Road
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 17 mi from Arnold, MO · 22m into the drive
Mid-route town
Meal stop
17 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 34 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 17 miles from Arnold, MO, which is a good place for a longer meal and fuel stop.
Arriving in Florissant, MO
Allow a few extra minutes for the final approach into Florissant, MO if you are unfamiliar with the area.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Fuel & Cost
Regular Gas
$5.32 one way
$10.63 round trip
$3.97/gal
25.4 MPG avg
12 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.36 | $5.84 | $11.67 |
| premium | $4.89 | $6.54 | $13.09 |
| diesel | $5.61 | $7.51 | $15.01 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$5
Estimated CO2 emission: 11.9 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 | 10.2 | 0 | $3.57 | $1.63 |
| Efficient EV | 8.5 | 0 | $2.97 | $1.36 |
| EV Truck/SUV | 13.6 | 0 | $4.76 | $2.18 |
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
Florissant, MO
Late night in Florissant on Friday
Local time
2:08 AM
CDT
Current temp
58°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
1 degrees warmer 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
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 Arnold, MO to Florissant, MO covers 34 miles and takes about 46m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are I 270, Officer Thomas G. Smith, Jr. Memorial Highway, North Lindbergh Boulevard. Most of the drive stays on highways, so watch for ramps and exits.
This is a comfortable same-day trip.
The midpoint is about 17 miles from Arnold, MO. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $5.32 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 10 decision points packed into just 34 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 46m.
The main spots that need attention: at 0.9 miles (MO 141): Lane positioning matters here; at 5.5 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 5.7 miles: Highway fork - watch signs carefully. Lane positioning matters here.
On the drive from Arnold, MO to Florissant, MO, road signs begin pointing toward Chicago along the way.
Yes. Nearby national parks include Gateway Arch National Park.
Data sources
The figures on this page are computed from open government and mapping datasets, not crowdsourced reviews. Distances and geometry come from OSRM over OpenStreetMap. Fuel cost uses EIA weekly regional averages. National park proximity is from the NPS API. Full methodology, refresh cadence, and limitations are documented on the methodology page.
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