The Zacks Analyst Blog Highlights: Copa Holdings, Allegiant Travel Company, Spirit Airlines, United Airlines and American Airlines Posted byZacks Equity Research November 19, 2021 Leave a comment on The Zacks Analyst Blog Highlights: Copa Holdings, Allegiant Travel Company, Spirit Airlines, United Airlines and American Airlines The Zacks Analyst Blog Highlights: Copa Holdings, Allegiant Travel Company, Spirit Airlines, United Airlines and American Airlines