Fort Worth-based American Airlines will invest $4 billion into DFW International Airport’s forthcoming Terminal F to double the size of the project and

The project’s expansion comes after American Airlines and DFW agreed to increase investment in the terminal to $4 billion. American also extended its lease and use agreement with DFW to 2043 as part of the deal. The Fort Worth-based airline will occupy all of Terminal F.

DFW Airport and Fort Worth-based American Airlines announced a major partnership today, citing extraordinary regional growth. A new terminal, Terminal F, will come online sooner than expected thanks to a $4 billion investment from American Airlines.