I have friends who are able to do this breaking the sound barrier and, therefore, with no chance of being detected.

Source: https://spectator.org/stupid-summer-activities-iv-changing-clothes-at-the-beach/

In a bid to overcome the issue, the hospitality firm employed acoustic experts, Enfonic which has recommended the erection of the 13.2 metre (43.3ft) high and 8.1m (26.5ft) wide sound barrier that will be completed with rockpanel wood panelling.

Source: https://carlow-nationalist.ie/2023/05/30/wetherspoons-plan-43ft-sound-barrier-to-tackle-noise-issues-at-camden-st-hotel/

Of course, Uncle Sam can surely do whatever he wants when it comes to military aircraft, so I suppose the booms be caused by jets breaking the sound barrier over Billings.

Source: https://realnewsmontana.com/ixp/628/p/more-loud-booms-heard-around-billings-what-are-they/

This is why many of the latest-generation aircraft can break the sound barrier several times over.

Source: https://247wallst.com/special-report/2023/12/28/these-13-fighter-jets-are-the-fastest-in-the-world/

Yeager was rewarded for breaking the sound barrier, but most people get punished for breaking things.

Source: https://www.newberryobserver.com/opinion/64417/breaking-things-the-good-the-bad-and-the-ugly