Impact of the COVID-19 pandemic on commercial air transport - Wikipedia
Southwest posts quarterly loss and warns more losses are ahead after service meltdown
US airlines 2020: Spirit loss at 428.7 million, but Delta worst performer
United vs. American vs. Delta – How Did The Second Quarter Turn Out?
Southwest Airlines reports first loss in 48 years - Boston News, Weather, Sports
Airlines Had Worst Ever Quarter After COVID-19 Decimated Demand in Q2 — Officer Wayfinder
U.S. Airlines Show First Profit Since COVID-19 in 2nd Quarter 2021
Southwest Airlines reports first loss in 48 years
US airlines 2020: Spirit loss at 428.7 million, but Delta worst performer
U.S. Airlines' Net Profit in 3rd Quarter 2021 Nearly Triples 2nd Quarter
U.S. Airlines 2020 Net Profit Down $35 Billion from 2019