Origin
Frontenac, MO
Evening in Frontenac on Friday
Local time
5:44 PM
CDT
Current temp
71°F
Unavailable
Live forecast
Trip from Frontenac, MO to Castle Point, MO
Pin this tripCompiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Sep 4, 2026 · Editorial standards
Drive Time
27m
Distance
19.2 mi
31 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$3
one way
EV Charging
Unknown
Best Time to Leave
4 AM
0h 26m
★
6 AM
0h 28m
8 AM
0h 33m
10 AM
0h 30m
12 PM
0h 29m
3 PM
0h 30m
5 PM
0h 33m
8 PM
0h 27m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Frontenac, MO
life vibes
Castle Point, MO
Gergely Meszárcsek
Trip Overview
Frontenac, MO to Castle Point, MO is 19.2 miles and takes about 27 minutes via Inner Belt Expressway and Daniel Boone Expressway, with a fuel budget near $3 and enough daylight to finish in a day. This short, direct trip stays within Missouri, making it a simple point-to-point option. With a high percentage of highway driving, you'll cover ground efficiently. Consider this route if you need to get between these two areas quickly without much fuss or a significant time commitment.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| Inner Belt Expressway | 8.7 mi | 10m |
| Daniel Boone Expressway | 3.2 mi | 3m |
| Chambers Road | 2.8 mi | 4m |
| Airport Road | 1.8 mi | 2m |
| Lord Drive | 0.5 mi | 1m |
| Hereford Avenue | 0.4 mi | <1m |
| North Forty Drive | 0.1 mi | <1m |
| Avenue of the Saints | 0.1 mi | <1m |
Longest stretch:
Inner Belt Expressway
— 8.7 mi, about 10m
Traffic on I-64
Hour-of-day weekday pattern from 18 FHWA count stations on your route.
Peak
7 AM
~5,822 veh/hr typical · worst 7,201
Quietest
2 AM
~165 veh/hr
Peak-to-quiet ratio
35.3×
busier at peak than in the quiet hours
12a
6a
noon
6p
11p
Averaged across 91 weeks of 2023 FHWA Travel Monitoring Analysis System data. Weekday hours only (Mon–Fri).
Turn-by-Turn Driving Directions
Step-by-step road directions between Frontenac, MO and Castle Point, MO.
1
Start on I 64; US 40; US 61
32 ft
·
0 sec
·
Avenue of the Saints
2
Take the exit
0.2 mi
·
20 sec
Exit 27
Toward Spoede Road
Use the slight right lane.
3
Enter roundabout onto North Forty Drive
42 ft
·
1 sec
·
North Forty Drive
4
Continue on North Forty Drive
0.1 mi
·
25 sec
·
North Forty Drive
5
At end of road, turn right onto South Spoede Road
0.1 mi
·
23 sec
·
South Spoede Road
6
Turn right onto South 40 Drive
456 ft
·
12 sec
·
South 40 Drive
7
Enter roundabout
48 ft
·
1 sec
Toward I 64 East, US 40 East, US 61 South
8
Continue
0.2 mi
·
25 sec
Toward I 64 East, US 40 East, US 61 South
9
Merge onto I 64; US 40; US 61
0.1 mi
·
10 sec
·
Avenue of the Saints
10
Continue on I 64; US 40
3.2 mi
·
3 min
·
Daniel Boone Expressway
Use the straight lane.
11
Take the exit
0.2 mi
·
12 sec
Exit 31B-A
Toward I 170 North
Use the slight right lane.
12
Keep slight right at fork
0.6 mi
·
1 min
Exit 31A
Toward I 170 North
Use the slight right lane.
13
Continue on I 170
8.7 mi
·
10 min
·
Inner Belt Expressway
Use the straight / slight right lanes.
14
Take the exit
0.2 mi
·
20 sec
Exit 9A
Toward Airport Road
Use the slight right lane.
15
Turn right onto Airport Road
1.8 mi
·
2 min
·
Airport Road
16
Continue on Hereford Avenue
0.4 mi
·
39 sec
·
Hereford Avenue
17
Continue on Chambers Road
2.8 mi
·
4 min
·
Chambers Road
18
Turn left onto Lord Drive
0.5 mi
·
1 min
·
Lord Drive
19
Arrive at destination
Lord Drive
Heads-up: tricky spots
5 of 115 decision points cluster between mile 0 and 13.5 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
8
0 mi into trip
|
~0m in
Take the exit toward Spoede Road
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the slight right lane.
Exit 27
Toward Spoede Road
7
0.5 mi into trip
|
~1m in
Enter roundabout toward I 64 East, US 40 East, US 61 South
Roundabout - know your exit number before entering. Multiple destination signs - pick the right one
Toward I 64 East, US 40 East, US 61 South
7
4 mi into trip
|
~5m in
Take the exit toward I 170 North
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the slight right lane.
Exit 31B-A
Toward I 170 North
8
4.2 mi into trip
|
~6m in
Keep slight right at fork toward I 170 North
Highway fork - watch signs carefully. Lane positioning matters here
Use the slight right lane.
Exit 31A
Toward I 170 North
7
13.5 mi into trip
|
~18m in
Take the exit toward Airport Road
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the slight right lane.
Exit 9A
Toward Airport Road
Fuel & Cost
Regular Gas
$2.98 one way
$5.95 round trip
$3.94/gal
25.4 MPG avg
7 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.32 | $3.26 | $6.53 |
| premium | $4.93 | $3.73 | $7.45 |
| diesel | $5.60 | $4.23 | $8.46 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$3
Estimated CO2 emission: 6.7 kg one way. Prices: EIA weekly data, 2026-08-31.
Driving Electric?
About $2 in charging · 0 stops · 71% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 5.8 | 0 | $2.02 | $0.92 |
| Efficient EV | 4.8 | 0 | $1.68 | $0.77 |
| EV Truck/SUV | 7.7 | 0 | $2.69 | $1.23 |
Gas CO2
7 kg
EV CO2
2 kg (71% 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
Castle Point, MO
Evening in Castle Point on Friday
Local time
5:44 PM
CDT
Current temp
72°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
27m 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.
What kind of drive is this?
Sixty-two percent of this 19.2-mile drive is on highways, including an 8.7-mile stretch on the Inner Belt Expressway. You'll experience mostly highway cruising for the bulk of the trip. Expect urban merging and dense exits typical of expressway travel as you navigate between these two Missouri locations. The latter portion of your drive will transition to surface streets as you approach your destination.
62% highway — fuel and pacing are the main things to plan.
19 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 8.7 mi on Inner Belt Expressway.
How Hard Is This Drive?
8/10
This is a straightforward highway drive that stays mostly on Inner Belt Expressway and Daniel Boone Expressway. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes early in the drive.
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 11 decision points packed into just 19.2 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 27m.
Where does it get tricky?
The main spots that need attention: near the start: Exit ramp - move to the correct lane early. Lane positioning matters here; at 0.5 miles: Roundabout - know your exit number before entering. Multiple destination signs - pick the right one; at 4 miles: Exit ramp - move to the correct lane early. Lane positioning matters here.
About the Cities
Starting in Frontenac, MO
Full guide →Top landmarks
- • Des Peres Presbyterian Church — church building in Frontenac, United States of America
Arriving in Castle Point, MO
Full guide →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 27m. Total distance: 19.2 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
27m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (62%). Some complex stretches to watch for.
Frequently Asked Questions
The longest stretch is about 8.7 miles on Inner Belt Expressway. 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 Castle Point, 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: near the start: Exit ramp - move to the correct lane early. Lane positioning matters here; at 0.5 miles: Roundabout - know your exit number before entering. Multiple destination signs - pick the right one; at 4 miles: Exit ramp - move to the correct lane early. Lane positioning matters here.
Yes. A round trip is manageable in a single day if you plan a break at Castle Point, 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, and FHWA TMAS for hourly traffic volumes. See our methodology for refresh cadence and limitations.
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