It is now flying again but still faces delays and challenges. the 737-800, has gone on to The Boeing 737 has had a long history and is going nowhere soon. Commonality has been the key to The 737 −600/-700/-800/-900 models are still being produced, and past experience suggests that such aircraft have something like a 30-year working life span. You never know however if unexpected events (like an oil crisis, or the discovery that airliners cause serious health issues in law-makers' children) will dramatically change the United , which has a large fleet of Boeing 737 Max planes and was one of the airlines that recently purchased new ones, said as of Friday afternoon, were still down more than 6% at $200.76
That has since been remedied. Not only that, but as a result of the two crashes, the Max 8 has become one of the most scrutinized aircraft currently in use, so any issue that arises now will get major attention from airlines and regulators. Thousands of people, myself included, fly on Max 8 planes every day without issue.
Oldest 737-800s . The oldest Boeing 737-800 aircraft are also about 21-years old. There are around 24 of these planes in American's fleet. The oldest out of the 737-800s is N901AN, which first came to the airline in early 1999. Plenty of others soon followed. This continues all the way up to N925AN and are the airline's oldest 737-800s. .