How far is Senath, MO from Saint Peters, MO?

The driving distance from Senath, MO to Saint Peters, MO is about 238.1 miles (383.2 km), with a travel time of about 03h 35m by car.

  • The straight-line flight distance is about 186 miles (299.3 km).
  • For a round trip, plan for roughly 07h 11m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Trip Tools

Reverse, save, or send this route

This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
238.08 mi
03h 35m
Flight
185.98 mi
299.3 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Senath.

Flight Distance

Direct air line
185.98 mi
Kilometers
299.3 km
Flight Time
00h 22m

Driving Distance

Road route
238.08 mi
Kilometers
383.15 km
Drive Time
03h 35m

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 03h 35m.

Arrival Snapshot
Arrive in Saint Peters
Sun, Apr 19, 2:10 PM CDT
Return by in Senath
Sun, Apr 19, 5:46 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Senath
2026-04-19T10:35
Arrive Saint Peters
Sun, Apr 19, 2:10 PM CDT
Route Timing
03h 35m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
9:36 AM to 11:36 AM CDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
9:48 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Senath
9:00 PM CDT
Early departure recommended

You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Pocahontas
MO

Town in Missouri

From Senath
118.9 mi
01h 47m
To Saint Peters
119.2 mi
01h 47m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
67°F
Sunday

Slight Chance Rain Showers then Sunny

Starts
Sun, Apr 19 6:00 AM CDT
Wind
10 to 15 mph NW
Destination
63°F
Sunday

Sunny

Starts
Sun, Apr 19 6:00 AM CDT
Wind
10 mph W

Driving Route Map

The map below follows the saved road route between Senath and Saint Peters.

Turn-by-Turn Driving Directions

Step-by-step road directions between Senath and Saint Peters.

  1. 1

    Start on the route

    16 m · 9 sec

  2. 2

    Turn left onto Commercial Street

    2831 ft · 1 min · Commercial Street

  3. 3

    Turn left

    8.3 mi · 9 min

  4. 4

    Enter the roundabout and take exit 1 toward the route

    11 m · 1 sec

  5. 5

    Exit the roundabout

    1.4 mi · 2 min

  6. 6

    Turn right onto 1st Street

    16.7 mi · 20 min · 1st Street

  7. 7

    Take the exit slight right toward I 55 North, US 61 North: Saint Louis

    1637 ft · 56 sec

  8. 8

    Merge slight left

    76 mi · 1 hr 21 min

  9. 9

    Keep slight left

    101.5 mi · 1 hr 49 min

  10. 10

    Continue on Rosa Parks Highway

    1.3 mi · 2 min · Rosa Parks Highway

  11. 11

    Take the exit slight right toward I 270 West, I 255 East: Kansas City, Chicago

    1279 ft · 27 sec

  12. 12

    Keep slight left to continue on I 270 West: Kansas City

    118 m · 8 sec

  13. 13

    Continue on I 270 West

    1.2 km · 1 min

  14. 14

    Merge slight left

    18.1 mi · 23 min

  15. 15

    Take the exit slight right toward I 70: Kansas City, Saint Louis, Saint Louis Lambert International Airport

    1 mi · 1 min

  16. 16

    Keep slight left to continue on I 70 West: Kansas City

    645 ft · 11 sec

  17. 17

    Continue on I 70 West: Kansas City

    1 km · 57 sec

  18. 18

    Merge slight left

    10.5 mi · 13 min

  19. 19

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Senath and Saint Peters.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
19 steps
5 turns on the saved route
Ramps & Exits
8
3 merges, 5 ramps or exits
Navigation Density
8 / 100 mi
Decision points by distance
Main Roads
I 55 North
178 mi · 75%
I 270 West
19.2 mi · 8%
1st Street
16.7 mi · 7%
I 70 West
11.3 mi · 5%
Commercial Street
1.99 mi · 1%
Rosa Parks Highway
1.33 mi · 1%
Longest Stretch

I 55 North

Keep slight left

102 mi · 01h 49m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

A longer out-and-back drive

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

Drive Time
03h 35m
Long day trip
Same-Day Return
07h 12m
Round-trip wheel time
Road vs Air
+52.1 mi
186 mi direct line
Halfway Stop
Pocahontas
01h 47m from Senath
Leave By
9:48 AM CDT
Early departure recommended
Weather Watch

Slight Chance Rain Showers then Sunny leaving Senath and Sunny near Saint Peters.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Senath to Saint Peters?

The road trip is about 238.1 miles (383.2 km) and usually takes 03h 35m in normal driving conditions.

Is this a same-day trip or an overnight route?

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

What is the halfway point on this route?

Pocahontas is a useful midpoint, sitting about 118.9 miles from Senath and 119.2 miles from Saint Peters.

How much longer is the road route than the straight-line distance?

The direct path is about 186 miles (299.3 km), while the road route adds roughly 52.1 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 9:48 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $31.68 one way or $63.35 round trip. Estimated CO2 is about 74.7 kg one way.

What should you check before leaving?

Before you leave, expect Slight Chance Rain Showers then Sunny around Senath and Sunny near Saint Peters.

Stop Ideas Near Pocahontas

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Pocahontas, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Pocahontas.

RAIL

Carbondale station

45 mi away
401 South Illinois St.
BUS

Marion, IL

66 mi away
2100 West Main Street
BUS

Vienna, IL

66 mi away
504 West Vine Street
RAIL

Du Quoin

67 mi away
20 North Chestnut St.

Flight Path Map

This map shows the direct air route between Senath and Saint Peters. Straight-line distance: 185.98 mi (299.3 km).

Senath

#1 Senath

City in Dunklin County, Missouri, United States

Population1,596
Coordinates36.1342300, -90.1598200
Altitude78
CountryUnited States
Saint Peters

#2 Saint Peters

The most populous city in St.

Population58,043
Coordinates38.8003300, -90.6265100
Altitude134
CountryUnited States
Start: Commercial Street (-90.159822, 36.134096)
End: I 70 West (-90.626511, 38.800311)

Estimated Travel Time

Distance: 383 km by road

SpeedTime
30 mph (48.3 km/h)07h 55m
40 mph (64.37 km/h)05h 57m
50 mph (80.47 km/h)04h 45m
60 mph (96.56 km/h)03h 58m
70 mph (112.65 km/h)03h 24m
80 mph (129 km/h)02h 58m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
8.4 gal
31.8 L · about $31.68
Round trip
$63.35
16.8 gal · 63.6 L
Estimated CO2
74.7 kg one way
Round trip: 149.3 kg / 329 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $31.68 $63.35
Mid-grade $4.25 $35.73 $71.45
Premium $4.65 $39.09 $78.19
Diesel $5.30 $44.55 $89.11

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 · Apr 19, 2026

There is no time difference between Senath and Saint Peters. The current time is 10:35:12.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.