Preparing For the Ultimate Vacation Make your retirement as exciting as your next vacation. Share | Related Content 18 Years’ Worth of Days The average retirement lasts for 18 years, with many lasting even longer. Will you fill your post-retirement days with purpose? Systematic Withdrawals in Retirement Taking regular, periodic withdrawals during retirement can be quite problematic. My Retirement Savings Estimate how long your retirement savings may last using various monthly cash flow rates.