Home Markets U.S. airlines grapple with Omicron-related disruptions on last day of the year U.S. airlines grapple with Omicron-related disruptions on last day of the year Andrew M Jan 01, 2022 comments off Tweet on Twitter Share on Facebook Google+ Pinterest Original source: https://www.investing.com/news/stock-market-news/coviddriven-flight-delays-cancellations-persist-on-2021s-final-day-2728054 Aviation Market Updates United States www.investing.com/news/stock-market-news/coviddriven-flight-delays-cancellations-persist-on-2021s-final-day-2728054