February–April is the safest window. Early May still works. June–October needs tighter watering. Avoid late December–January if you can. Established Kissimmee-adjacent yards that usually need replacement, not a first install.
Price band for the actual install is still $1.50–$3.00 per square foot. Start the job from sod installation in Remington or replacement. Kissimmee cost numbers: cost guide.