If the airline does ever need to lower capacity on a given route, however, it can easily swap a 737 MAX 8 for a 737-700 model, which has a lower capacity of just 143 passengers. What Is Southwest ...

Federal authorities are investigating a near-collision at Chicago's Midway airport between a Southwest 737 and a small business jet. The 737 was landing when the business jet entered the runway.

Federal authorities are investigating a near-collision at Chicago's Midway airport between a Southwest 737 and a small business jet. The 737 was landing when the business jet entered the runway.

Federal authorities are investigating a near-collision at Chicago's Midway airport between a Southwest 737 and a small business jet. The 737 was landing when the business jet entered the runway.

Federal authorities are investigating a near-collision at Chicago's Midway airport between a Southwest 737 and a small business jet. The 737 was landing when the business jet entered the runway.

Federal authorities are investigating a near-collision at Chicago's Midway airport between a Southwest 737 and a small business jet. The 737 was landing when the business jet entered the runway.

Federal authorities are investigating a near-collision at Chicago's Midway airport between a Southwest 737 and a small business jet. The 737 was landing when the business jet entered the runway.