How far is Monroe, LA from Oak Grove, LA?
The driving distance from Monroe, LA to Oak Grove, LA is about 198.5 miles (319.4 km), with a travel time of about 03h 59m by car.
- The straight-line flight distance is about 165.8 miles (266.8 km).
- For a round trip, plan for roughly 07h 59m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
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.
This drive is better planned with a longer stop or an overnight stay.
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 03h 59m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
Largest city and the parish seat of Concordia Parish, Louisiana, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers then Mostly Sunny
Slight Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Monroe and Oak Grove.
Turn-by-Turn Driving Directions
Step-by-step road directions between Monroe and Oak Grove.
-
1
Start on the route
12 m · 8 sec
-
2
Turn left
14 m · 5 sec
-
3
Turn right onto Louisville Avenue
81 m · 9 sec · Louisville Avenue
-
4
Turn right onto North 5th Street
1103 ft · 19 sec · North 5th Street
-
5
Continue on North 5th Street
140 m · 8 sec · North 5th Street
-
6
Continue on Lea Joyner Memorial Expressway
1.1 km · 1 min · Lea Joyner Memorial Expressway
-
7
Take the ramp left
958 ft · 23 sec
-
8
Merge slight left
20.3 mi · 22 min
-
9
Take the exit slight right toward US 425: Rayville, Archibald
1531 ft · 42 sec
-
10
Turn right
76.2 mi · 1 hr 28 min
-
11
Keep slight right
526 ft · 14 sec
-
12
Merge slight left onto Seargent Prentiss Drive
79.3 mi · 1 hr 34 min · Seargent Prentiss Drive
-
13
Take the exit straight toward I 110 South: Baton Rouge
2467 ft · 48 sec
-
14
Continue on Martin Luther King, Jr. Memorial Freeway
2.1 mi · 3 min · Martin Luther King, Jr. Memorial Freeway
-
15
Take the exit slight right toward US 190, US 61: Opelousas, Airline Highway
2810 ft · 1 min
-
16
Keep slight left to continue on US 190 East, US 61 South: Airline Highway
2962 ft · 1 min
-
17
Merge slight left onto Airline Highway
17 mi · 25 min · Airline Highway
-
18
Take the exit slight left
102 m · 9 sec
-
19
Continue straight
829 ft · 22 sec
-
20
Turn right onto Old Jefferson Highway
956 ft · 18 sec · Old Jefferson Highway
-
21
Arrive at your destination
0 m · 1 sec · Old Jefferson Highway
Car Route Details
A richer read on the saved driving route between Monroe and Oak Grove.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
Seargent Prentiss Drive
Merge slight left onto Seargent Prentiss Drive
79.3 mi · 01h 34m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Chance Rain Showers then Mostly Sunny leaving Monroe and Slight Chance Showers And Thunderstorms near Oak Grove.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Monroe to Oak Grove?
The road trip is about 198.5 miles (319.4 km) and usually takes 03h 59m 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?
Vidalia is a useful midpoint, sitting about 99.4 miles from Monroe and 99.1 miles from Oak Grove.
How much longer is the road route than the straight-line distance?
The direct path is about 165.8 miles (266.8 km), while the road route adds roughly 32.7 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 9:00 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $26.51 one way or $53.02 round trip. Estimated CO2 is about 62.2 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers then Mostly Sunny around Monroe and Slight Chance Showers And Thunderstorms near Oak Grove.
Stop Ideas Near Vidalia
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 Vidalia.
Brookhaven
Vicksburg, MS
McComb
Hazlehurst station
Flight Path Map
This map shows the direct air route between Monroe and Oak Grove. Straight-line distance: 165.76 mi (266.77 km).
#1 Monroe
The most populous city in Ouachita Parish, Louisiana.
| Population | 46,998 |
| Coordinates | 32.5093100, -92.1193000 |
| Altitude | 23 |
| Country | United States |
#2 Oak Grove
Town in West Carroll Parish, Louisiana
| Population | 1,518 |
| Coordinates | 30.3179700, -90.9748200 |
| Altitude | 7 |
| Country | United States |
End: Oak Grove (-90.97482, 30.31797)
Estimated Travel Time
Distance: 319 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 36m |
| 40 mph (64.37 km/h) | 04h 57m |
| 50 mph (80.47 km/h) | 03h 58m |
| 60 mph (96.56 km/h) | 03h 18m |
| 70 mph (112.65 km/h) | 02h 50m |
| 80 mph (129 km/h) | 02h 28m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $26.51 | $53.02 |
| Mid-grade | $4.26 | $29.81 | $59.63 |
| Premium | $4.63 | $32.38 | $64.75 |
| Diesel | $5.42 | $37.91 | $75.81 |
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 Louisiana · Apr 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.