Skylight installation costs typically range from $1,500 to $4,000 depending on the size, type, and complexity of your project. Fixed skylights are less expensive than vented options, and tubular skylights cost less than traditional glass skylights.The final cost depends on your roof type, the skylight location, and any additional features like electric operation or energy-efficient glazing. We provide detailed estimates that break down materials and labor so you know exactly what you’re paying for.Most homeowners find the energy savings and improved comfort make skylight installation a worthwhile investment that pays dividends for years.