How far is Eureka, MO from Saint Peters, MO?
The driving distance from Eureka, MO to Saint Peters, MO is about 37.7 miles (60.6 km), with a travel time of about 00h 38m by car.
- The straight-line flight distance is about 20.6 miles (33.1 km).
- For a round trip, plan for roughly 01h 16m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM CST.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 00h 38m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Township in Missouri, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Clear
Driving Route Map
The map below follows the saved road route between Eureka and Saint Peters.
Turn-by-Turn Driving Directions
Step-by-step road directions between Eureka and Saint Peters.
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1
Start on South Central Avenue
1339 ft · 47 sec · South Central Avenue
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2
Turn right onto East 4th Street
1301 ft · 40 sec · East 4th Street
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3
Turn left
77 m · 13 sec
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4
Take the ramp right toward I 44 East, US 50 East: Saint Louis
1119 ft · 27 sec
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5
Merge slight left onto Henry Shaw Ozark Corridor
7.5 mi · 9 min · Henry Shaw Ozark Corridor
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6
Take the exit slight right toward MO 141: Valley Park, Fenton
850 ft · 31 sec
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7
Turn left
12.5 mi · 19 min
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8
Take the exit slight right toward MO 364 West
1791 ft · 44 sec
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9
Merge slight left onto Page Avenue
3.7 mi · 5 min · Page Avenue
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10
Take the exit slight right toward MO 94 East: St. Charles
739 ft · 16 sec
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11
Keep slight left to continue on Muegge Road
1561 ft · 38 sec
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12
Continue on Muegge Road
3 mi · 6 min · Muegge Road
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13
Continue on Cave Springs Road
916 ft · 22 sec · Cave Springs Road
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14
Take the ramp slight left
1261 ft · 23 sec
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15
Merge slight left
3.2 mi · 4 min
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16
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Eureka and Saint Peters.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Longest stretch
Turn left
12.5 mi · 00h 19m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Mostly Sunny leaving Eureka and Mostly Clear near Saint Peters.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Eureka to Saint Peters?
The road trip is about 37.7 miles (60.6 km) and usually takes 00h 38m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Lake is a useful midpoint, sitting about 16 miles from Eureka and 21.7 miles from Saint Peters.
How much longer is the road route than the straight-line distance?
The direct path is about 20.6 miles (33.1 km), while the road route adds roughly 17.1 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 7:00 AM to 7:00 PM CST. If you want a more comfortable same-day return, try to leave by 7:14 PM CST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.98 one way or $9.96 round trip. Estimated CO2 is about 11.8 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Eureka and Mostly Clear near Saint Peters.
Stop Ideas Near Lake
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Lake.
Kirkwood
Gateway Transportation Center
Alton
Washington
Flight Path Map
This map shows the direct air route between Eureka and Saint Peters. Straight-line distance: 20.57 mi (33.11 km).
#1 Eureka
Eureka is a place in Missouri, United States.
| Population | 0 |
| Coordinates | 38.5025500, -90.6279000 |
| Altitude | 139 |
| Country | United States |
#2 Saint Peters
The most populous city in St.
| Population | 58,043 |
| Coordinates | 38.8003300, -90.6265100 |
| Altitude | 134 |
| Country | United States |
End: I 70 West (-90.626511, 38.800311)
Estimated Travel Time
Distance: 61 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 15m |
| 40 mph (64.37 km/h) | 00h 56m |
| 50 mph (80.47 km/h) | 00h 45m |
| 60 mph (96.56 km/h) | 00h 37m |
| 70 mph (112.65 km/h) | 00h 32m |
| 80 mph (129 km/h) | 00h 28m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.74 | $4.98 | $9.96 |
| Mid-grade | $4.13 | $5.49 | $10.98 |
| Premium | $4.50 | $5.98 | $11.96 |
| Diesel | $5.97 | $7.94 | $15.88 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Missouri · Nov 07, 2026