The airport has two runways. The longest is the east/ west runway, which is over 10,000 feet long.
New Orleans Louis Armstrong International Airport has two terminals (East and West), each with two concourses (A and B and C and D respectively) which are connected by a central ticketing alley.
Concourse A
The concourse has 6 Gates: A1, A3, A5, A6, A7, A8. This concourse was most recently home to Northwest Airlines (which has since merged with Delta Air Lines) and US Airways (which has since merged with American Airlines). As of August 2019, this concourse is closed until further notice.
Concourse B
Concourse B has 11 Gates: B1, B2, B4, B5, B7-B12, B15. This concourse is currently used by Southwest Airlines. The TSA has also taken over some of the otherwise vacant gate space for passenger screening.
Concourse C
All nonstop international arrivals are handled by Concourse C. The concourse also contains common-use and overflow gates, available for infrequent services and charter flights.
Concourse D
Concourse D has 12 operating Gates: D1 – D12. Airlines that operate from this concourse include: Delta Air Lines (Gates D2, D4, D6, D8, D10, D12), United Airlines (Gates D1, D3, D5, D7, D9, D11), and Air Canada Express (Gate D7).