In 1979, Jackson finished with 1,013 yards receiving, 7 touchdown receptions and was second in the NFL in yards-per-catch with an average of 22.5. His teammate Morgan, who was nine years younger than Jackson, was the only one to finish with a higher average that season. Jackson finished his career by playing one season each for the Minnesota Vikings (1982) and the Seattle Seahawks (1983).
Jackson's final year in the NFL began in 1979, where he accumulated 1,013 yards receiving and 7 touchdown receptions. He was second in the league that season with an average of 22.5 yards per catch. His teammate Morgan outperformed him with a higher average that year. Jackson then played one season each for the Minnesota Vikings (1982) and Seattle Seahawks (1983) to conclude his career.