Delta's profitability continued in the third quarter. However, the company's fuel bill increased significantly, rising 62% and impacting revenue.

This increase in fuel costs took a larger bite out of the company's revenue. Despite this challenge, Delta remained profitable during this period.

Further details about Delta's performance in the third quarter are available from the source. The information provided gives some insight into the company's financial situation during this time, noting the impact of rising fuel costs on its revenue.