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

The driving distance from Dallas, TX to Fort Smith, AR is about 276.9 miles (445.6 km), with a travel time of about 05h 07m by car.

  • The straight-line flight distance is about 226.6 miles (364.6 km).
  • For a round trip, plan for roughly 10h 14m 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
276.89 mi
05h 07m
Flight
226.55 mi
364.59 km direct

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

Learn Distance

Choose another destination from Dallas.

Flight Distance

Direct air line
226.55 mi
Kilometers
364.59 km
Flight Time
00h 27m

Driving Distance

Road route
276.89 mi
Kilometers
445.61 km
Drive Time
05h 07m

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 07m.

Arrival Snapshot
Arrive in Fort Smith
Thu, Apr 23, 4:12 AM CDT
Return by in Dallas
Thu, Apr 23, 9:19 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Dallas
2026-04-22T23:05
Arrive Fort Smith
Thu, Apr 23, 4:12 AM CDT
Route Timing
05h 07m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
11:07 AM to 1:07 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
6:46 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Dallas
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
Stringtown
OK

High school in Stringtown, Atoka County, Oklahoma

From Dallas
138.6 mi
02h 33m
To Fort Smith
138.4 mi
02h 33m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
77°F
Wednesday

Chance Showers And Thunderstorms

Starts
Wed, Apr 22 6:00 AM CDT
Wind
5 to 10 mph SSE
Destination
76°F
Wednesday

Mostly Cloudy

Starts
Wed, Apr 22 6:00 AM CDT
Wind
5 to 10 mph SE

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on North Lamar Street

    132 m · 14 sec · North Lamar Street

  2. 2

    Turn right onto McKinney Avenue

    1118 ft · 25 sec · McKinney Avenue

  3. 3

    Take the ramp slight left toward US 75 North

    1229 ft · 30 sec

  4. 4

    Merge slight left onto Woodall Rodgers Freeway

    2170 ft · 37 sec · Woodall Rodgers Freeway

  5. 5

    Keep slight left to continue on US 75 North: McKinney, Hall Street, Lemmon Avenue

    898 ft · 22 sec

  6. 6

    Keep slight left to continue on US 75 North: McKinney

    1523 ft · 37 sec

  7. 7

    Merge slight right onto North Central Expressway

    44.7 mi · 48 min · North Central Expressway

  8. 8

    Continue on South Henry Hynds Expressway

    10.1 mi · 10 min · South Henry Hynds Expressway

  9. 9

    Continue on South Sam Rayburn Freeway

    28.4 mi · 30 min · South Sam Rayburn Freeway

  10. 10

    Continue on US 69 North, US 75 North: Durant

    1.1 mi · 1 min

  11. 11

    Continue on US 69 North, US 75 North: Durant

    26.4 mi · 29 min

  12. 12

    Continue on US 69 North, US 75 North: Atoka

    5.9 mi · 6 min

  13. 13

    Continue on South Jefferson Street

    2.3 mi · 3 min · South Jefferson Street

  14. 14

    Continue straight

    36.1 mi · 42 min

  15. 15

    Continue straight

    11.6 mi · 16 min

  16. 16

    Keep slight left to continue on South George Nigh Expressway

    40.5 mi · 45 min · South George Nigh Expressway

  17. 17

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

    3139 ft · 1 min

  18. 18

    Merge slight left onto Vietnam Veteran's Memorial Highway

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

  19. 19

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

    2140 ft · 53 sec

  20. 20

    Merge slight left onto West Ray Fine Boulevard

    6.3 mi · 9 min · West Ray Fine Boulevard

  21. 21

    Turn left onto North 11th Street

    1083 ft · 25 sec · North 11th Street

  22. 22

    Turn slight right onto Grand Avenue

    1.1 mi · 2 min · Grand Avenue

  23. 23

    Arrive at your destination

    0 m · 1 sec · Grand Avenue

Car Route Details

A richer read on the saved driving route between Dallas 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
23 steps
3 turns on the saved route
Ramps & Exits
7
4 merges, 3 ramps or exits
Navigation Density
8.3 / 100 mi
Decision points by distance
Main Roads
Vietnam Veteran's Memorial Highway
59.7 mi · 22%
South Jefferson Street
50 mi · 18%
North Central Expressway
44.7 mi · 16%
South George Nigh Expressway
40.5 mi · 15%
US 69 North
33.5 mi · 12%
South Sam Rayburn Freeway
28.4 mi · 10%
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
05h 07m
Long day trip
Same-Day Return
10h 14m
Round-trip wheel time
Road vs Air
+50.3 mi
226.6 mi direct line
Halfway Stop
Stringtown
02h 33m from Dallas
Leave By
6:46 AM CDT
Early departure recommended
Weather Watch

Chance Showers And Thunderstorms leaving Dallas and Mostly Cloudy near Fort Smith.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 276.9 miles (445.6 km) and usually takes 05h 07m 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?

Stringtown is a useful midpoint, sitting about 138.6 miles from Dallas and 138.4 miles from Fort Smith.

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

The direct path is about 226.6 miles (364.6 km), while the road route adds roughly 50.3 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 6:46 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $36.92 one way or $73.84 round trip. Estimated CO2 is about 86.8 kg one way.

What should you check before leaving?

Before you leave, expect Chance Showers And Thunderstorms around Dallas and Mostly Cloudy near Fort Smith.

Stop Ideas Near Stringtown

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

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

RAIL

Ardmore station

104 mi away
251 East Main St.
RAIL

Pauls Valley

111 mi away
East Paul Ave. and South Santa Fe St.

Flight Path Map

This map shows the direct air route between Dallas and Fort Smith. Straight-line distance: 226.55 mi (364.59 km).

Dallas

#1 Dallas

The ninth most populous city in the United States and the center of the Dallas-Fort Worth metropolitan area.

Population1,343,266
Coordinates32.7830600, -96.8066700
Altitude128
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: Dallas (-96.80667, 32.78306)
End: Fort Smith (-94.39855, 35.38592)

Estimated Travel Time

Distance: 446 km by road

SpeedTime
30 mph (48.3 km/h)09h 13m
40 mph (64.37 km/h)06h 55m
50 mph (80.47 km/h)05h 32m
60 mph (96.56 km/h)04h 36m
70 mph (112.65 km/h)03h 57m
80 mph (129 km/h)03h 27m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
9.77 gal
36.99 L · about $36.92
Round trip
$73.84
19.54 gal · 73.98 L
Estimated CO2
86.8 kg one way
Round trip: 173.7 kg / 383 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $36.92 $73.84
Mid-grade $4.25 $41.54 $83.08
Premium $4.59 $44.85 $89.71
Diesel $3.99 $39.01 $78.02

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 · Apr 23, 2026

There is no time difference between Dallas and Fort Smith. The current time is 23:05:35.

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.