How far is Fort Smith, AR from Oak Grove Heights, AR?

The driving distance from Fort Smith, AR to Oak Grove Heights, AR is about 285 miles (458.7 km), with a travel time of about 05h 10m by car.

  • The straight-line flight distance is about 223.8 miles (360.2 km).
  • For a round trip, plan for roughly 10h 21m 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
284.99 mi
05h 10m
Flight
223.82 mi
360.2 km direct

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

Learn Distance

Choose another destination from Fort Smith.

Flight Distance

Direct air line
223.82 mi
Kilometers
360.2 km
Flight Time
00h 27m

Driving Distance

Road route
284.99 mi
Kilometers
458.65 km
Drive Time
05h 10m

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 05h 10m.

Arrival Snapshot
Arrive in Oak Grove Heights
Sat, Apr 18, 9:43 PM CDT
Return by in Fort Smith
Sun, Apr 19, 2:54 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Fort Smith
2026-04-18T16:32
Arrive Oak Grove Heights
Sat, Apr 18, 9:43 PM CDT
Route Timing
05h 10m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
11:11 AM to 1:11 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
6:38 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Fort Smith
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
Vilonia
AR

City in Faulkner County, Arkansas, United States of America

From Fort Smith
142.4 mi
02h 35m
To Oak Grove Heights
142.6 mi
02h 35m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
68°F
Saturday

Chance Showers And Thunderstorms

Starts
Sat, Apr 18 6:00 AM CDT
Wind
10 to 15 mph NW
Destination
75°F
Saturday

Slight Chance Showers And Thunderstorms

Starts
Sat, Apr 18 6:00 AM CDT
Wind
15 mph WSW

Driving Route Map

The map below follows the saved road route between Fort Smith and Oak Grove Heights.

Turn-by-Turn Driving Directions

Step-by-step road directions between Fort Smith and Oak Grove Heights.

  1. 1

    Start on Grand Avenue

    2 mi · 4 min · Grand Avenue

  2. 2

    Turn left onto I 540 North, US 71 North

    1595 ft · 41 sec

  3. 3

    Merge slight left

    5.7 mi · 7 min

  4. 4

    Keep slight right to continue on I 40 East: Little Rock, Memphis

    119.2 mi · 1 hr 59 min

  5. 5

    Take the exit slight right toward US 64

    1242 ft · 30 sec

  6. 6

    Keep slight left

    65 m · 8 sec

  7. 7

    Turn left onto East Oak Street

    1.8 mi · 3 min · East Oak Street

  8. 8

    Continue on State Highway 64

    5.4 mi · 7 min · State Highway 64

  9. 9

    Continue on Vilonia Bypass

    25.9 mi · 32 min · Vilonia Bypass

  10. 10

    Take the exit slight left

    94.7 mi · 1 hr 39 min

  11. 11

    Keep slight right to continue on US 412: Paragould, Walnut Ridge

    2734 ft · 1 min

  12. 12

    Turn right

    24 mi · 29 min

  13. 13

    Turn left onto West Court Street

    1998 ft · 38 sec · West Court Street

  14. 14

    Turn left

    1.2 mi · 2 min

  15. 15

    Turn left

    3.6 mi · 5 min

  16. 16

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Fort Smith and Oak Grove Heights.

OSRM road route
Drive Character

Straightforward drive

The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.

Directions
16 steps
6 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
5.6 / 100 mi
Decision points by distance
Main Roads
Vilonia Bypass
121 mi · 42%
I 40 East
119 mi · 42%
I 540 North
6.04 mi · 2%
State Highway 64
5.41 mi · 2%
Grand Avenue
1.98 mi · 1%
East Oak Street
1.84 mi · 1%
Longest Stretch

I 40 East

Keep slight right to continue on I 40 East: Little Rock, Memphis

119 mi · 01h 59m

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
05h 10m
Long day trip
Same-Day Return
10h 22m
Round-trip wheel time
Road vs Air
+61.2 mi
223.8 mi direct line
Halfway Stop
Vilonia
02h 35m from Fort Smith
Leave By
6:38 AM CDT
Early departure recommended
Weather Watch

Chance Showers And Thunderstorms leaving Fort Smith and Slight Chance Showers And Thunderstorms near Oak Grove Heights.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Fort Smith to Oak Grove Heights?

The road trip is about 285 miles (458.7 km) and usually takes 05h 10m 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?

Vilonia is a useful midpoint, sitting about 142.4 miles from Fort Smith and 142.6 miles from Oak Grove Heights.

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

The direct path is about 223.8 miles (360.2 km), while the road route adds roughly 61.2 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 6:38 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $38.10 one way or $76.19 round trip. Estimated CO2 is about 89.4 kg one way.

What should you check before leaving?

Before you leave, expect Chance Showers And Thunderstorms around Fort Smith and Slight Chance Showers And Thunderstorms near Oak Grove Heights.

Stop Ideas Near Vilonia

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

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

RAIL

Little Rock Union Station

38 mi away
1400 West Markham Street
RAIL

Malvern station

97 mi away
200 East First St.

Flight Path Map

This map shows the direct air route between Fort Smith and Oak Grove Heights. Straight-line distance: 223.82 mi (360.2 km).

Fort Smith

#1 Fort Smith

The second most populous city in Sebastian County, Arkansas.

Population87,764
Coordinates35.3859200, -94.3985500
Altitude134
CountryUnited States
Photo coming soon

#2 Oak Grove Heights

Human settlement in Greene County, Arkansas, United States of America

Population1,095
Coordinates36.1209000, -90.5106600
Altitude102
CountryUnited States
Start: Fort Smith (-94.39855, 35.38592)
End: Oak Grove Heights (-90.51066, 36.1209)

Estimated Travel Time

Distance: 459 km by road

SpeedTime
30 mph (48.3 km/h)09h 29m
40 mph (64.37 km/h)07h 07m
50 mph (80.47 km/h)05h 41m
60 mph (96.56 km/h)04h 44m
70 mph (112.65 km/h)04h 04m
80 mph (129 km/h)03h 33m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
10.06 gal
38.07 L · about $38.10
Round trip
$76.19
20.12 gal · 76.14 L
Estimated CO2
89.4 kg one way
Round trip: 178.8 kg / 394 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.79 $38.10 $76.19
Mid-grade $4.26 $42.85 $85.69
Premium $4.63 $46.53 $93.06
Diesel $5.42 $54.47 $108.95

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 Arkansas · Apr 18, 2026

There is no time difference between Fort Smith and Oak Grove Heights. The current time is 16:32:29.

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.