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Trip from Saint Peters, MO to Oakville, MO

Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 19, 2026 · Editorial standards

Drive Time

49m

Distance

37.8 mi

61 km

Drive Score

6/10

Good drive

Same Day?

Yes, doable

Fuel Cost

$6

one way

EV Charging

Fair

4 stations

Best Time to Leave

Save up to 12 min
4 AM
0h 45m ★
6 AM
0h 49m
8 AM
0h 57m
10 AM
0h 52m
12 PM
0h 51m
3 PM
0h 53m
5 PM
0h 57m
8 PM
0h 47m

Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.

Best Time Drive vs Fly
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city in Missouri

Saint Peters, MO

Wikimedia Commons

census-designated place in St. Louis County, Missouri

Oakville, MO

Wikimedia Commons

Trip Overview

Connecting Saint Peters to Oakville, this 37.7-mile journey is a straightforward trek across the Missouri landscape. You can expect to spend about 40 minutes on the road, making this a perfect candidate for a single-day trip. With a fuel budget of approximately $6, it is an incredibly cost-effective route that fits easily into a busy schedule. You will primarily navigate via MO 79, I-70 East, and I-270 to complete the transit. Since both the origin and destination are located within the Midwest, the drive maintains a consistent regional feel throughout the transition. It is a practical, no-nonsense connection that gets you from point A to point B without requiring an overnight stay.

Main Roads

Road Distance Duration
I 270 19.6 mi 24m
I 70 13 mi 16m
I 255 1.8 mi 2m
Telegraph Road 1.6 mi 3m
MO 79 0.1 mi <1m
Cliff Cave Road <0.1 mi <1m
Longest stretch: I 270 — 19.6 mi, about 24m

Turn-by-Turn Driving Directions

Step-by-step road directions between Saint Peters, MO and Oakville, MO.

1

Start on I 70

1.2 mi · 1 min · I 70
2

Take the exit

0.1 mi · 15 sec
Exit 220 Toward MO 79: Elsberry, Louisiana Use the straight / slight right lanes.
3

Keep slight left at fork

384 ft · 14 sec
Toward MO 79
4

Turn left onto MO 79

0.1 mi · 11 sec · MO 79
5

Take the ramp

0.2 mi · 18 sec
Toward I 70 East Use the right lane.
6

Merge onto I 70

12 mi · 14 min · I 70
Use the straight / slight right lanes.
7

Take the exit

0.2 mi · 12 sec
Exit 232 Toward I 270: Chicago, Memphis Use the slight right lane.
8

Keep slight right at fork

0.4 mi · 33 sec
Toward I 270 South: Memphis Use the slight right lane.
9

Continue on this road

0.1 mi · 10 sec · this road
Exit 232 Toward I 270 South: Memphis
10

Merge onto I 270

20 mi · 24 min · I 270
Use the straight lane.
11

Continue on I 255

1.8 mi · 2 min · I 255
12

Take the exit

0.3 mi · 36 sec
Exit 2 Toward MO 231: Telegraph Road Use the slight right lane.
13

Turn right onto MO 231

1.6 mi · 3 min · Telegraph Road
14

Turn left onto Cliff Cave Road

292 ft · 15 sec · Cliff Cave Road
15

Turn right

130 ft · 11 sec
16

Turn right

120 ft · 8 sec
17

Arrive at destination

Where to Stop

Rest stops, refuel points, and overnight suggestions along this route.

suburb of St. Louis, Missouri, USA

Mid-route town

Meal stop

Kirkwood, MO

19 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

Arnold, MO

Fuel and coffee

A short stop after about 37.8 miles helps settle the day before fatigue starts building.

Kirkwood, MO

Meal break

The midpoint is around 18.9 miles from Saint Peters, 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 12

5 decision points cluster between mile 1.2 and 35.7 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.

8
1.2 mi into trip | ~1m in

Take the exit toward MO 79: Elsberry, Louisiana

Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one

Use the straight / slight right lanes. Exit 220 Toward MO 79: Elsberry, Louisiana
6
1.3 mi into trip | ~1m in

Keep slight left at fork toward MO 79

Highway fork - watch signs carefully

Toward MO 79
8
13.6 mi into trip | ~17m in

Take the exit toward I 270: Chicago, Memphis

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 232 Toward I 270: Chicago, Memphis
7
13.8 mi into trip | ~17m in

Keep slight right at fork toward I 270 South: Memphis

Highway fork - watch signs carefully. Lane positioning matters here

Use the slight right lane. Toward I 270 South: Memphis
7
35.7 mi into trip | ~44m in

Take the exit toward MO 231: Telegraph Road

Exit ramp - move to the correct lane early. Lane positioning matters here

Use the slight right lane. Exit 2 Toward MO 231: Telegraph Road

Fuel & Cost

Regular Gas

$5.91 one way

$11.82 round trip

$3.97/gal 25.4 MPG avg 13 kg CO2
Fuel Type $/gal One Way Round Trip
midgrade $4.36 $6.49 $12.98
premium $4.89 $7.27 $14.55
diesel $5.61 $8.35 $16.69

No toll roads detected on this route.

Drive Cost (one way)

Fuel

$6

Estimated CO2 emission: 13.2 kg one way. Prices: EIA weekly data, 2026-04-13.

Driving Electric?

About $4 in charging · 0 stops · 69% less CO2

Vehicle Type kWh Stops DC Fast Home Charge
Average EV 11.3 0 $3.97 $1.81
Efficient EV 9.5 0 $3.31 $1.51
EV Truck/SUV 15.1 0 $5.29 $2.42

Gas CO2

13 kg

EV CO2

4 kg (69% 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.

Forecast as of Apr 18, 2026

Origin

Saint Peters, MO

Afternoon in Saint Peters on Sunday

Local time

4:53 PM

CDT

Current temp

47°F

Showers And Thunderstorms

W 6 to 15 mph 100% chance Live forecast

Flood Warning

Flood Warning issued April 18 at 1:43AM CDT until April 18 at 10:45AM CDT by NWS Springfield MO

Flood Warning

Flood Warning issued April 18 at 1:07AM CDT until April 18 at 10:45AM CDT by NWS Springfield MO

Destination

Oakville, MO

Afternoon in Oakville on Sunday

Local time

4:53 PM

CDT

Current temp

83°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

36 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

49m 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?

Behind the wheel, you should prepare for a turn-heavy local driving experience rather than a monotonous interstate cruise. The route requires active attention as you transition between the various highways and local road segments. While the journey is relatively short, the technical nature of the turns means you will be frequently adjusting your speed and lane position. You will not find long, uninterrupted stretches of highway here, as the drive is designed for quick maneuvering through the local road network. Staying alert is key, as the character of the road shifts continuously as you navigate toward your destination.

91% highway — fuel and pacing are the main things to plan.
17 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 19.6 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 70. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 1.2 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 12 decision points packed into just 37.8 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 49m.

Where does it get tricky?

The main spots that need attention: at 1.2 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 1.3 miles: Highway fork - watch signs carefully; at 13.6 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

618 ft 443 ft

Total Climb

599 ft

Total Descent

445 ft

Highest Point

618 ft

~20.5 mi in

Elevation Range

175 ft

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 Saint Peters, MO to Oakville, MO, road signs begin pointing toward Memphis along the way.

Memphis

13.6 mi in | ~17m

Who Is This Route For?

Weekend Trip

Doable as a same-day drive at 49m. Total distance: 37.8 miles.

Family Friendly

Moderate complexity with 0 natural rest stops along the way.

Solo Traveler

49m drive, comfortable solo distance.

EV Driver

0 DC fast chargers along the route. Coverage: unknown.

First-Time Driver

Mostly highway driving (91%). Some complex stretches to watch for.

Frequently Asked Questions

The longest stretch is about 19.6 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 Oakville, 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 1.2 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 1.3 miles: Highway fork - watch signs carefully; at 13.6 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 Oakville, 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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