The U.S. airline industry is still losing billions of dollars every month as travel demand remains weak and recent coronavirus travel advisories have discouraged holiday travel.

"Rising COVID-19 case counts and associated travel restrictions..have resulted in a slowing of net bookings growth, which has persisted into December," American said in a statement.

The U.S. airline now expects to end the fourth quarter with about $14 billion in total available liquidity. (https://bit.ly/3lAWb24)

Delta Air Lines warned on Thursday it would lose about $2 million more than forecast each day in the fourth quarter, but kept a target to halt its cash burn next spring.

Airlines are hoping that vaccine prospects will start lifting demand throughout 2021 but do not expect a full recovery for some time.

(Reporting by Sanjana Shivdas in Bengaluru; Editing by Krishna Chandra Eluri)