Yes, there are life insurance plans available for 80 year olds.
Several insurance companies offer a guaranteed issue life insurance plan for people age 40 to 80, or those age 45 to 85.
However, these are graded benefit life insurance policies which means you have limited coverage the first 2 years you are insured, then after being insured for two years you have full coverage.
With guaranteed life insurance plans you cannot be turned down due to any health issues. You won't have to take a medical exam and there's no health questions to answer.
here's how to get life insurance at age 80.