A surge in coronavirus cases and low vaccination rates in some of South America’s key markets are stalling the recovery of air travel in the region, creating uncertainty for some operators that just a few months ago believed the worst was behind them.

United Airlines has launched a new endeavor with nearly a dozen other corporations to collectively purchase roughly 3.4 million gallons of sustainable aviation fuel (SAF) this year.

LATAM Airlines Group is using its Chapter 11 bankruptcy reorganization to retire its Airbus A350 widebodies, which will streamline its twin-aisle fleet to all Boeing aircraft.