If airlines keep the middle seat empty due to fears of coronavirus transmission, will air travel become more expensive? By: MarketWatch June 02, 2020 at 00:08 AM EDT Airlines have struggled as the coronavirus pandemic brought travel to a halt. Read More >> Related Stocks: American Airlines Gp Berkshire Hathaway Booking Holdings Inc Clorox Co Delta Air Lines Jetblue Airways Corp Nike Inc Spirit Airlines Inc United Airlines Holdings Inc