Which airline has the largest Boeing 737 MAX fleet in 2026?

Southwest operates the largest fleet of MAX aircraft, an accolade it seems likely to retain for some time yet.

Southwest Airlines Boeing 737-800 halts takeoff to avoid collision in San Antonio

A close call on the tarmac in Texas.
The New York Times

Boeing 737-800, a Precursor to the 737 Max, Is Used Widely.

Nearly 200 airlines use the 737-800, which makes up about 15 percent of the world’s fleet of aircraft. By Niraj Chokshi and River Akira Davis The Jeju Air plane that crashed in southwestern South ...

This Airline Is The Largest US Operator Of The Boeing 737-800

With over 300 737-800s in its fleet, discover the global leader in 737-800 operations.