How far is Plano, TX from Fort Smith, AR?

The driving distance from Plano, TX to Fort Smith, AR is about 259.4 miles (417.4 km), with a travel time of about 04h 48m by car.

  • The straight-line flight distance is about 209.8 miles (337.6 km).
  • For a round trip, plan for roughly 09h 36m 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
259.36 mi
04h 48m
Flight
209.76 mi
337.57 km direct

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

Learn Distance

Choose another destination from Plano.

Flight Distance

Direct air line
209.76 mi
Kilometers
337.57 km
Flight Time
00h 25m

Driving Distance

Road route
259.36 mi
Kilometers
417.4 km
Drive Time
04h 48m

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 48m.

Arrival Snapshot
Arrive in Fort Smith
Fri, Aug 7, 4:03 AM CDT
Return by in Plano
Fri, Aug 7, 8:51 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Plano
2026-08-06T23:15
Arrive Fort Smith
Fri, Aug 7, 4:03 AM CDT
Route Timing
04h 48m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
10:48 AM to 12:48 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
7:24 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Plano
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
Kiowa
OK

Human settlement in Pittsburg County, Oklahoma, United States of America

From Plano
129.7 mi
02h 24m
To Fort Smith
129.6 mi
02h 24m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
101°F
Today

Sunny

Starts
Thu, Aug 6 7:00 AM CDT
Wind
5 to 10 mph SSW
Destination
77°F
Overnight

Mostly Clear

Starts
Thu, Aug 6 4:00 AM CDT
Wind
0 to 5 mph E

Driving Route Map

The map below follows the saved road route between Plano and Fort Smith.

Turn-by-Turn Driving Directions

Step-by-step road directions between Plano and Fort Smith.

  1. 1

    Start on East 15th Street

    3103 ft · 1 min · East 15th Street

  2. 2

    Turn right onto Central Expressway

    1.4 km · 1 min · Central Expressway

  3. 3

    Take the ramp slight left toward US 75 North

    1282 ft · 31 sec

  4. 4

    Merge slight left onto Central Expressway

    26.9 mi · 29 min · Central Expressway

  5. 5

    Continue on South Henry Hynds Expressway

    10.1 mi · 10 min · South Henry Hynds Expressway

  6. 6

    Continue on South Sam Rayburn Freeway

    28.4 mi · 30 min · South Sam Rayburn Freeway

  7. 7

    Continue on US 69 North, US 75 North: Durant

    1.1 mi · 1 min

  8. 8

    Continue on US 69 North, US 75 North: Durant

    26.4 mi · 29 min

  9. 9

    Continue on US 69 North, US 75 North: Atoka

    5.9 mi · 6 min

  10. 10

    Continue on South Jefferson Street

    2.3 mi · 3 min · South Jefferson Street

  11. 11

    Continue straight

    36.1 mi · 42 min

  12. 12

    Continue straight

    11.6 mi · 16 min

  13. 13

    Keep slight left to continue on South George Nigh Expressway

    40.5 mi · 45 min · South George Nigh Expressway

  14. 14

    Take the exit slight right toward I 40 East: Fort Smith

    3139 ft · 1 min

  15. 15

    Merge slight left onto Vietnam Veteran's Memorial Highway

    59.7 mi · 1 hr 1 min · Vietnam Veteran's Memorial Highway

  16. 16

    Take the exit slight right toward US 64: Roland, Fort Smith

    2140 ft · 53 sec

  17. 17

    Merge slight left onto West Ray Fine Boulevard

    6.3 mi · 9 min · West Ray Fine Boulevard

  18. 18

    Turn left onto North 11th Street

    1083 ft · 25 sec · North 11th Street

  19. 19

    Turn slight right onto Grand Avenue

    1.1 mi · 2 min · Grand Avenue

  20. 20

    Arrive at your destination

    0 m · 1 sec · Grand Avenue

Car Route Details

A richer read on the saved driving route between Plano and Fort Smith.

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
20 steps
3 turns on the saved route
Ramps & Exits
6
3 merges, 3 ramps or exits
Navigation Density
7.7 / 100 mi
Decision points by distance
Main Roads
Vietnam Veteran's Memorial Highway
59.7 mi · 23%
South Jefferson Street
50 mi · 19%
South George Nigh Expressway
40.5 mi · 16%
US 69 North
33.5 mi · 13%
South Sam Rayburn Freeway
28.4 mi · 11%
Central Expressway
27.8 mi · 11%
Longest Stretch

Vietnam Veteran's Memorial Highway

Merge slight left onto Vietnam Veteran's Memorial Highway

59.7 mi · 01h 01m

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 48m
Long day trip
Same-Day Return
09h 36m
Round-trip wheel time
Road vs Air
+49.6 mi
209.8 mi direct line
Halfway Stop
Kiowa
02h 24m from Plano
Leave By
7:24 AM CDT
Early departure recommended
Weather Watch

Sunny leaving Plano and Mostly Clear near Fort Smith.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Plano to Fort Smith?

The road trip is about 259.4 miles (417.4 km) and usually takes 04h 48m 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?

Kiowa is a useful midpoint, sitting about 129.7 miles from Plano and 129.6 miles from Fort Smith.

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

The direct path is about 209.8 miles (337.6 km), while the road route adds roughly 49.6 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 CDT. If you want a more comfortable same-day return, try to leave by 7:24 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $34.58 one way or $69.16 round trip. Estimated CO2 is about 81.3 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Plano and Mostly Clear near Fort Smith.

Flight Path Map

This map shows the direct air route between Plano and Fort Smith. Straight-line distance: 209.76 mi (337.57 km).

Plano

#1 Plano

The second most populous city in Texas and the center of the Dallas-Fort Worth metropolitan area.

Population291,296
Coordinates33.0198400, -96.6988900
Altitude203
CountryUnited States
Fort Smith

#2 Fort Smith

The second most populous city in Sebastian County, Arkansas.

Population87,764
Coordinates35.3859200, -94.3985500
Altitude134
CountryUnited States
Start: Plano (-96.69889, 33.01984)
End: Fort Smith (-94.39855, 35.38592)

Estimated Travel Time

Distance: 417 km by road

SpeedTime
30 mph (48.3 km/h)08h 38m
40 mph (64.37 km/h)06h 29m
50 mph (80.47 km/h)05h 11m
60 mph (96.56 km/h)04h 19m
70 mph (112.65 km/h)03h 42m
80 mph (129 km/h)03h 14m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
9.15 gal
34.64 L · about $34.58
Round trip
$69.16
18.3 gal · 69.28 L
Estimated CO2
81.3 kg one way
Round trip: 162.6 kg / 358 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $34.58 $69.16
Mid-grade $4.25 $38.91 $77.81
Premium $4.59 $42.01 $84.02
Diesel $3.99 $36.54 $73.07

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 Texas · Aug 07, 2026

There is no time difference between Plano and Fort Smith. The current time is 23:15:04.

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.