It heads southeast from this intersection and passes along the east side of Sunrise Lake.

The highway curves towards the east to the south of Sunrise Lake as it heads towards White Mountain Reservoir.

It curves towards the south as it intersects National Forest Service Road 87.

The highway continues towards the south before curving back towards the east to a junction with SR 261.

SR 273 travels through sparsely populated areas and does not pass through any cities or towns.