164 road miles (264 kilometers).
105 miles taking I-40 EAST (via I-540 NORTH from Fort Smith to connect to I-40).
1385 miles by road
It is 298 miles according to Google Maps.
It is 725 miles according to Google Maps.
560 air miles (DEN to FSM).
about 8 miles
526 square miles
4,340 miles
1394 miles
294 miles
About 215 miles.