Fort Smith to Killeen: Road Trip Guide & Distance

How far is Fort Smith from Killeen?

The distance from Fort Smith to Killeen is 352.1 miles (566.6 km) as the crow flies. Killeen is located SW of Fort Smith. By car, the driving distance is approximately 422.5 miles, taking about 8h 30min. A direct flight would take roughly 1h 12min. Both are located in United States — Fort Smith in Arkansas and Killeen in Texas.

This is a solid day of driving. Be sure to take breaks every 2-3 hours to avoid driver fatigue, and plan your meals ahead of time. Since you'll be heading mostly West, pack a good pair of sunglasses if you plan to drive during the late afternoon to avoid the harsh sun glare.

Coordinates come from public place data for Fort Smith and Killeen. The driving distance is estimated from straight-line distance with a road-factor model, so confirm the route in your navigation app. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.