How far is Florissant, MO from Oregon County, MO?

The driving distance from Florissant, MO to Oregon County, MO is about 211.5 miles (340.3 km), with a travel time of about 04h 46m by car.

  • The straight-line flight distance is about 156.8 miles (252.4 km).
  • For a round trip, plan for roughly 09h 32m 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
211.45 mi
04h 46m
Flight
156.81 mi
252.36 km direct

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

Learn Distance

Choose another destination from Florissant.

Flight Distance

Direct air line
156.81 mi
Kilometers
252.36 km
Flight Time
00h 18m

Driving Distance

Road route
211.45 mi
Kilometers
340.3 km
Drive Time
04h 46m

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 04h 46m.

Arrival Snapshot
Arrive in Oregon County
Thu, Oct 15, 7:15 PM CDT
Return by in Florissant
Fri, Oct 16, 12:01 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Florissant
2026-10-15T14:29
Arrive Oregon County
Thu, Oct 15, 7:15 PM CDT
Route Timing
04h 46m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
10:46 AM to 12:46 PM CDT

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

Leave by
7:28 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Florissant
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
Saint James
MO

City in Phelps County, Missouri, United States

From Florissant
105.2 mi
02h 23m
To Oregon County
106.3 mi
02h 23m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
80°F
This Afternoon

Showers And Thunderstorms Likely

Starts
Thu, Oct 15 2:00 PM CDT
Wind
10 mph SW
Destination
88°F
Thursday

Slight Chance Showers And Thunderstorms then Mostly Sunny

Starts
Thu, Oct 15 6:00 AM CDT
Wind
3 to 10 mph S

Driving Route Map

The map below follows the saved road route between Florissant and Oregon County.

Turn-by-Turn Driving Directions

Step-by-step road directions between Florissant and Oregon County.

  1. 1

    Start on North New Florissant Road

    26 m · 6 sec · North New Florissant Road

  2. 2

    Turn right onto Washington Street

    1 mi · 2 min · Washington Street

  3. 3

    Turn left onto Lindbergh Boulevard

    1.7 mi · 3 min · Lindbergh Boulevard

  4. 4

    Take the ramp slight right

    1912 ft · 47 sec

  5. 5

    Merge slight left onto Rosemary Straub Davison Highway

    16.1 mi · 20 min · Rosemary Straub Davison Highway

  6. 6

    Take the exit slight right toward Dougherty Ferry Road

    1331 ft · 28 sec

  7. 7

    Turn right onto Dougherty Ferry Road

    2.5 mi · 5 min · Dougherty Ferry Road

  8. 8

    Continue on Forest Avenue

    1.6 km · 2 min · Forest Avenue

  9. 9

    Turn left

    1.2 km · 1 min

  10. 10

    Take the exit slight right

    32 m · 3 sec

  11. 11

    Turn right onto North Highway Drive

    748 ft · 14 sec · North Highway Drive

  12. 12

    Take the ramp straight toward I 44 West, US 50 West: Rolla

    936 ft · 13 sec

  13. 13

    Merge slight left onto Henry Shaw Ozark Corridor

    76.4 mi · 1 hr 23 min · Henry Shaw Ozark Corridor

  14. 14

    Take the exit slight right toward MO 8, MO 68: Saint James

    710 ft · 18 sec

  15. 15

    Turn left onto North Jefferson Street

    4.8 mi · 7 min · North Jefferson Street

  16. 16

    Turn right

    22.3 mi · 39 min

  17. 17

    Continue straight

    55.9 mi · 1 hr 18 min

  18. 18

    Turn right

    1.3 km · 1 min

  19. 19

    Turn left

    25.9 mi · 38 min

  20. 20

    Turn left

    1 km · 58 sec

  21. 21

    Continue on Tucker Creek Road

    2584 ft · 2 min · Tucker Creek Road

  22. 22

    Arrive at your destination

    0 m · 1 sec · Tucker Creek Road

Car Route Details

A richer read on the saved driving route between Florissant and Oregon County.

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
22 steps
10 turns on the saved route
Ramps & Exits
7
2 merges, 5 ramps or exits
Navigation Density
10.4 / 100 mi
Decision points by distance
Main Roads
Henry Shaw Ozark Corridor
76.4 mi · 36%
North Jefferson Street
60.7 mi · 29%
Rosemary Straub Davison Highway
16.1 mi · 8%
Dougherty Ferry Road
2.78 mi · 1%
Lindbergh Boulevard
2.07 mi · 1%
Washington Street
1.03 mi
Longest Stretch

Henry Shaw Ozark Corridor

Merge slight left onto Henry Shaw Ozark Corridor

76.4 mi · 01h 23m

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
04h 46m
Long day trip
Same-Day Return
09h 32m
Round-trip wheel time
Road vs Air
+54.7 mi
156.8 mi direct line
Halfway Stop
Saint James
02h 23m from Florissant
Leave By
7:28 AM CDT
Early departure recommended
Weather Watch

Showers And Thunderstorms Likely leaving Florissant and Slight Chance Showers And Thunderstorms then Mostly Sunny near Oregon County.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Florissant to Oregon County?

The road trip is about 211.5 miles (340.3 km) and usually takes 04h 46m 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?

Saint James is a useful midpoint, sitting about 105.2 miles from Florissant and 106.3 miles from Oregon County.

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

The direct path is about 156.8 miles (252.4 km), while the road route adds roughly 54.7 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 7:28 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $29.65 one way or $59.31 round trip. Estimated CO2 is about 66.3 kg one way.

What should you check before leaving?

Before you leave, expect Showers And Thunderstorms Likely around Florissant and Slight Chance Showers And Thunderstorms then Mostly Sunny near Oregon County.

Stop Ideas Near Saint James

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

Mid-route Guidance
Local place coverage is thin around Saint James, 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 Saint James.

RAIL

Jefferson City

81 mi away
101 Jefferson Street
RAIL

Hermann

81 mi away
Wharf & Gutenberg Sts.
RAIL

Washington

82 mi away
301 West Front St.

Flight Path Map

This map shows the direct air route between Florissant and Oregon County. Straight-line distance: 156.81 mi (252.36 km).

Florissant

#1 Florissant

The most populous city in St.

Population50,795
Coordinates38.7892200, -90.3226100
Altitude175
CountryUnited States
Oregon County

#2 Oregon County

County in Missouri, United States

Population10,411
Coordinates36.6867200, -91.4032900
Altitude240
CountryUnited States
Start: Florissant (-90.32261, 38.78922)
End: Oregon County (-91.40329, 36.68672)

Estimated Travel Time

Distance: 340 km by road

SpeedTime
30 mph (48.3 km/h)07h 02m
40 mph (64.37 km/h)05h 17m
50 mph (80.47 km/h)04h 13m
60 mph (96.56 km/h)03h 31m
70 mph (112.65 km/h)03h 01m
80 mph (129 km/h)02h 38m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
7.46 gal
28.24 L · about $29.65
Round trip
$59.31
14.92 gal · 56.48 L
Estimated CO2
66.3 kg one way
Round trip: 132.6 kg / 292 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.98 $29.65 $59.31
Mid-grade $4.34 $32.38 $64.77
Premium $4.71 $35.11 $70.23
Diesel $5.99 $44.67 $89.34

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 · Oct 15, 2026

There is no time difference between Florissant and Oregon County. The current time is 14:29:08.

Distance to Other Cities

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