Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Sep 5, 2026 · Editorial standards
Drive Time
19m
Distance
14 mi
23 km
Drive Score
5/10
Practical drive
Same Day?
Yes, doable
Fuel Cost
$2
one way
EV Charging
Unknown
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
O'Fallon, MO
Wikimedia Commons
Winfield, MO
Momo King
The drive from O'Fallon, MO to Winfield, MO covers 14 miles and takes about 19m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on MO 79, South Main Street, West Cherry Street for much of the mileage, and the overall profile is mostly highway. The longest uninterrupted segment is about 11.7 miles on MO 79. At current regular gas prices, budget about $2.17 one way before food or hotel costs.
| Road | Distance | Duration |
|---|---|---|
| MO 79 | 11.7 mi | 15m |
| South Main Street | 2.3 mi | 4m |
| West Cherry Street | <0.1 mi | <1m |
Step-by-step road directions between O'Fallon, MO and Winfield, MO.
Start on this road
Turn right onto South Main Street
At end of road, turn left onto MO 79
Turn right onto West Cherry Street
Arrive at destination
3 decision points cluster between mile 0 and 14 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
Turn right onto South Main Street
Navigation decision point
At end of road, turn left onto MO 79
Navigation decision point
Turn right onto West Cherry Street
Navigation decision point
Regular Gas
$2.17 one way
$4.34 round trip
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.32 | $2.38 | $4.76 |
| premium | $4.93 | $2.72 | $5.43 |
| diesel | $5.60 | $3.09 | $6.17 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$2
Estimated CO2 emission: 4.9 kg one way. Prices: EIA weekly data, 2026-08-31.
Driving Electric?
About $1 in charging · 0 stops · 60% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 4.2 | 0 | $1.47 | $0.67 |
| Efficient EV | 3.5 | 0 | $1.23 | $0.56 |
| EV Truck/SUV | 5.6 | 0 | $1.96 | $0.90 |
Gas CO2
5 kg
EV CO2
2 kg (60% 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.
Current conditions at both ends of the drive.
Origin
Late night in O'Fallon on Saturday
Local time
3:13 AM
CDT
Current temp
66°F
Clear
Destination
Late night in Winfield on Saturday
Local time
3:13 AM
CDT
Current temp
65°F
Clear
Time zone
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
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.
14 mi in 19m, mostly highway — 11.7 mi of that is on MO 79.
This is a straightforward highway drive that stays mostly on MO 79 and South Main Street. Navigation is very simple - set it and forget it for most of the drive. The trickiest moment comes early in the drive near South Main Street.
Very easy - short and simple to drive
Balances navigation complexity with total wheel time.
The drive from O'Fallon, MO to Winfield, MO is easy. At 19m with 83% highway, most drivers will find it relaxed and low-stress.
Where does it get tricky?
The main spots that need attention: near the start (South Main Street): Navigation decision point; at 2.3 miles (MO 79): Navigation decision point; at 14 miles (West Cherry Street): Navigation decision point.
Mostly flat terrain
Total Climb
27 ft
Total Descent
126 ft
Highest Point
546 ft
Elevation Range
105 ft
Founded 1856
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).
Weekend Trip
Doable as a same-day drive at 19m. Total distance: 14 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
19m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (83%). Straightforward navigation.
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 USGS 3DEP for elevation. See our methodology for refresh cadence and limitations.
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