How far is Sulphur Springs, AR from Fort Smith, AR?
The driving distance from Sulphur Springs, AR to Fort Smith, AR is about 202.2 miles (325.4 km), with a travel time of about 03h 05m by car.
- The straight-line flight distance is about 153.6 miles (247.2 km).
- For a round trip, plan for roughly 06h 10m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CST.
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 05m.
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.
City in Arkansas
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Sulphur Springs and Fort Smith.
Turn-by-Turn Driving Directions
Step-by-step road directions between Sulphur Springs and Fort Smith.
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1
Start on Lowman Road
16 m · 8 sec · Lowman Road
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2
Turn left onto Sulphur Springs Road
3.6 mi · 6 min · Sulphur Springs Road
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3
Turn slight left onto South Camden Road
1588 ft · 37 sec · South Camden Road
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4
Take the ramp left
1649 ft · 40 sec
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5
Merge slight left onto Wiley A Branton Sr Highway
39.3 mi · 40 min · Wiley A Branton Sr Highway
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6
Continue straight
4.2 mi · 5 min
-
7
Keep slight left to continue on I 40 West, US 65 North, AR 107 North: Conway, Fort Smith
1461 ft · 36 sec
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8
Keep slight left
145.4 mi · 2 hr 27 min
-
9
Take the exit slight right toward I 540 South, US 71 South: Fort Smith
6.5 mi · 8 min
-
10
Take the exit slight right toward Grand Avenue
1259 ft · 34 sec
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11
Turn right onto Grand Avenue
1.9 mi · 4 min · Grand Avenue
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12
Arrive at your destination
0 m · 1 sec · Grand Avenue
Car Route Details
A richer read on the saved driving route between Sulphur Springs and Fort Smith.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 40 West
Keep slight left
145 mi · 02h 27m
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.
Mostly Sunny leaving Sulphur Springs and Sunny near Fort Smith.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Sulphur Springs to Fort Smith?
The road trip is about 202.2 miles (325.4 km) and usually takes 03h 05m 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?
Atkins is a useful midpoint, sitting about 101 miles from Sulphur Springs and 101.2 miles from Fort Smith.
How much longer is the road route than the straight-line distance?
The direct path is about 153.6 miles (247.2 km), while the road route adds roughly 48.6 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 CST. If you want a more comfortable same-day return, try to leave by 10:50 AM CST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $25.96 one way or $51.92 round trip. Estimated CO2 is about 63.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Sulphur Springs and Sunny near Fort Smith.
Stop Ideas Near Atkins
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 Atkins.
Little Rock Union Station
Malvern station
Flight Path Map
This map shows the direct air route between Sulphur Springs and Fort Smith. Straight-line distance: 153.63 mi (247.24 km).
#1 Sulphur Springs
Sulphur Springs is a place in Arkansas, United States.
| Population | 0 |
| Coordinates | 34.1806500, -92.1234800 |
| Altitude | 89 |
| Country | United States |
#2 Fort Smith
The second most populous city in Sebastian County, Arkansas.
| Population | 87,764 |
| Coordinates | 35.3859200, -94.3985500 |
| Altitude | 134 |
| Country | United States |
End: Grand Avenue (-94.39855, 35.385923)
Estimated Travel Time
Distance: 325 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 44m |
| 40 mph (64.37 km/h) | 05h 03m |
| 50 mph (80.47 km/h) | 04h 02m |
| 60 mph (96.56 km/h) | 03h 22m |
| 70 mph (112.65 km/h) | 02h 53m |
| 80 mph (129 km/h) | 02h 31m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.64 | $25.96 | $51.92 |
| Mid-grade | $4.12 | $29.44 | $58.88 |
| Premium | $4.51 | $32.17 | $64.33 |
| Diesel | $5.77 | $41.20 | $82.40 |
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 · Nov 10, 2026