Late-night aircraft activity is standard practice for many - for example, in the US there are just a handful of major airports enforcing curfews, such as San Diego and Seattle.
People Also Ask
Many airports around the world enforce night curfews to limit noise pollution. Whilst there are a fair few red-eye flights in the US, you might have noticed that it's not always possible to book late-night flights in some countries. That's because of airport curfews.
In many airports, the answer is yes. However, some airports close at night and other airports simply do not permit/like airport sleepers and are openly hostile. We suggest you visit the airport guide for the airport you are inquiring about.