"The big unknown is how long travelers and shippers can tolerate the higher costs," IATA's Willie Walsh said.

"The big unknown is how long travelers and shippers can tolerate the higher costs," IATA's Willie Walsh said.

RIO DE JANEIRO, June 9 — Airlines expect to carry more passengers this year but earn only half as much profit as in 2025, as high fuel prices don’t appear to be fully deterring...