By Jon Hemmerdinger2021-02-10T18:53:00+00:00 A leading aerospace analyst is predicting that airline passenger traffic will return to 2019 levels by the end of 2022 – one to two years sooner than predicted by others. Teal Group’s Richard Aboulafia believes a 2022 recovery is possible thanks to the efficacy of vaccines, the relative health of economies and high rates of personal savings. “Teal Group’s position now is that we get back to a 2019 traffic peak by late 2022,” Aboulafia says during PNAA Advance, a virtual event hosted by the Pacific Northwest Aerospace Alliance. “I’m an optimist.” Source: Shutterstock A Southwest Airlines Boeing 737 Max